CN107305337A - Image-carrier protecting agent, protective layer forming apparatus, image forming method, image processing system and cartridge processing - Google Patents
Image-carrier protecting agent, protective layer forming apparatus, image forming method, image processing system and cartridge processing Download PDFInfo
- Publication number
- CN107305337A CN107305337A CN201710232291.0A CN201710232291A CN107305337A CN 107305337 A CN107305337 A CN 107305337A CN 201710232291 A CN201710232291 A CN 201710232291A CN 107305337 A CN107305337 A CN 107305337A
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- China
- Prior art keywords
- image
- carrier
- protecting agent
- protective layer
- inorganic lubricant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- KNHTZPJKVPEFGY-UHFFFAOYSA-N decanoic acid;lead Chemical compound [Pb].CCCCCCCCCC(O)=O KNHTZPJKVPEFGY-UHFFFAOYSA-N 0.000 description 1
- UQLDLKMNUJERMK-UHFFFAOYSA-L di(octadecanoyloxy)lead Chemical compound [Pb+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O UQLDLKMNUJERMK-UHFFFAOYSA-L 0.000 description 1
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 1
- 229940043237 diethanolamine Drugs 0.000 description 1
- AFABGHUZZDYHJO-UHFFFAOYSA-N dimethyl butane Natural products CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 description 1
- 125000000118 dimethyl group Polymers [H]C([H])([H])* 0.000 description 1
- 239000012972 dimethylethanolamine Substances 0.000 description 1
- HGQSXVKHVMGQRG-UHFFFAOYSA-N dioctyltin Chemical compound CCCCCCCC[Sn]CCCCCCCC HGQSXVKHVMGQRG-UHFFFAOYSA-N 0.000 description 1
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 description 1
- POULHZVOKOAJMA-UHFFFAOYSA-M dodecanoate Chemical compound CCCCCCCCCCCC([O-])=O POULHZVOKOAJMA-UHFFFAOYSA-M 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 229920005558 epichlorohydrin rubber Polymers 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000002955 immunomodulating agent Substances 0.000 description 1
- 229940121354 immunomodulator Drugs 0.000 description 1
- 230000002584 immunomodulator Effects 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- HOIQWTMREPWSJY-GNOQXXQHSA-K iron(3+);(z)-octadec-9-enoate Chemical compound [Fe+3].CCCCCCCC\C=C/CCCCCCCC([O-])=O.CCCCCCCC\C=C/CCCCCCCC([O-])=O.CCCCCCCC\C=C/CCCCCCCC([O-])=O HOIQWTMREPWSJY-GNOQXXQHSA-K 0.000 description 1
- XHQSLVIGPHXVAK-UHFFFAOYSA-K iron(3+);octadecanoate Chemical compound [Fe+3].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XHQSLVIGPHXVAK-UHFFFAOYSA-K 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 description 1
- 229910052622 kaolinite Inorganic materials 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 229940070765 laurate Drugs 0.000 description 1
- DSSXKBBEJCDMBT-UHFFFAOYSA-M lead(2+);octanoate Chemical compound [Pb+2].CCCCCCCC([O-])=O DSSXKBBEJCDMBT-UHFFFAOYSA-M 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 229940063002 magnesium palmitate Drugs 0.000 description 1
- 235000019359 magnesium stearate Nutrition 0.000 description 1
- BJZBHTNKDCBDNQ-UHFFFAOYSA-L magnesium;dodecanoate Chemical compound [Mg+2].CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O BJZBHTNKDCBDNQ-UHFFFAOYSA-L 0.000 description 1
- ABSWXCXMXIZDSN-UHFFFAOYSA-L magnesium;hexadecanoate Chemical compound [Mg+2].CCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCC([O-])=O ABSWXCXMXIZDSN-UHFFFAOYSA-L 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- LQTHWLKCLUPPMQ-KVVVOXFISA-N manganese;(z)-octadec-9-enoic acid Chemical compound [Mn].CCCCCCCC\C=C/CCCCCCCC(O)=O LQTHWLKCLUPPMQ-KVVVOXFISA-N 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- AXLHVTKGDPVANO-UHFFFAOYSA-N methyl 2-amino-3-[(2-methylpropan-2-yl)oxycarbonylamino]propanoate Chemical compound COC(=O)C(N)CNC(=O)OC(C)(C)C AXLHVTKGDPVANO-UHFFFAOYSA-N 0.000 description 1
- 150000004702 methyl esters Chemical class 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- KXAVXHYIOCQWIB-UHFFFAOYSA-N n-(dimethylaminooxy)-n-methylmethanamine Chemical compound CN(C)ON(C)C KXAVXHYIOCQWIB-UHFFFAOYSA-N 0.000 description 1
- JMWUYEFBFUCSAK-UHFFFAOYSA-L nickel(2+);octadecanoate Chemical compound [Ni+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O JMWUYEFBFUCSAK-UHFFFAOYSA-L 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000012766 organic filler Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- MSSNHSVIGIHOJA-UHFFFAOYSA-N pentafluoropropane Chemical compound FC(F)CC(F)(F)F MSSNHSVIGIHOJA-UHFFFAOYSA-N 0.000 description 1
- RGSFGYAAUTVSQA-UHFFFAOYSA-N pentamethylene Natural products C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 description 1
- 125000004817 pentamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 1
- 229920009441 perflouroethylene propylene Polymers 0.000 description 1
- 229920011301 perfluoro alkoxyl alkane Polymers 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920001228 polyisocyanate Polymers 0.000 description 1
- 239000005056 polyisocyanate Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 229920006389 polyphenyl polymer Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920003225 polyurethane elastomer Polymers 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000007142 ring opening reaction Methods 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N sec-butylidene Natural products CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- FRKHZXHEZFADLA-UHFFFAOYSA-L strontium;octadecanoate Chemical compound [Sr+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O FRKHZXHEZFADLA-UHFFFAOYSA-L 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
- 229940124543 ultraviolet light absorber Drugs 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 229940012185 zinc palmitate Drugs 0.000 description 1
- LPEBYPDZMWMCLZ-CVBJKYQLSA-L zinc;(z)-octadec-9-enoate Chemical compound [Zn+2].CCCCCCCC\C=C/CCCCCCCC([O-])=O.CCCCCCCC\C=C/CCCCCCCC([O-])=O LPEBYPDZMWMCLZ-CVBJKYQLSA-L 0.000 description 1
- GJAPSKMAVXDBIU-UHFFFAOYSA-L zinc;hexadecanoate Chemical compound [Zn+2].CCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCC([O-])=O GJAPSKMAVXDBIU-UHFFFAOYSA-L 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/0005—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
- G03G21/1803—Arrangements or disposition of the complete process cartridge or parts thereof
- G03G21/1828—Prevention of damage or soiling, e.g. mechanical abrasion
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Cleaning In Electrography (AREA)
Abstract
Present invention offer is a kind of to have the image-carrier protecting agent that can suppress scraper plate ring, the protectiveness of image-carrier, the contamination preventing of charging mechanism and clean-up performance, protective layer forming apparatus, image forming method, image processing system, cartridge processing concurrently.The image-carrier protecting agent contains fatty acid metal salts and inorganic lubricant; and; aforementioned inorganic lubricant includes the first inorganic lubricant with less than 1.0 μm of number average primary particle diameter, and the second inorganic lubricant with more than 2.0 μm of number average primary particle diameter.Preferably described inorganic lubricant is at least one selected from mica, boron nitride, molybdenum disulfide, tungsten disulfide, talcum, kaolin, montmorillonite, calcirm-fluoride and graphite.
Description
Technical field
The present invention relates to image-carrier protecting agent, protective layer forming apparatus, image forming method, image processing system and place
Manage cartridge.
Background technology
In the past, the image of electrofax mode was to form electrostatic latent image by electrostatic charge on image-carrier, and right
The electrostatic latent image adheres to powered toner by developing mechanism to form visual image, is transferred and shape by the visual image
Into in recording medium.
Transferred on aforementioned recording media on the image-carrier after visual image, remained what is be not transferred sometimes
Toner, when the state remained in toner on image-carrier is to form electrostatic latent image, will produce obstruction image-carrier
Uniform charged.Therefore, it is to remove to remain in after the toner on image-carrier by cleaning process after transfer, is entering
Row charging.In addition, in order to prevent the toner remaining on the image-carrier after transfer, also being had in foregoing image-carrier table
Face assigns the image-carrier protecting agent for the inorganic lubricant for including fatty acid metal salts and boron nitride etc..
However, the stress that the friction of the image-carrier and cleaning mechanism in the cleaning process is produced can cause image-carrier
Wear away and produce scratch, in addition, can also have the protectiveness deterioration of the film forming that can not prevent image-carrier and image-carrier
Problem.In addition, the pollution that can also produce charging mechanism occurs, it is further the toning that can not be substantially prevented from cleaning process
Agent is leaked through.
Then, for example a kind of image-carrier protecting agent of motion in patent document 1, it includes fatty acid metal salts and nitrogen
Change boron, the boron nitride has the particle diameter of 0.1 μm~1.0 μm of crystallization, and with 3.0 μm~14.0 μm of aggregate particle size.
In addition, for example in patent document 2 a kind of image-carrier protecting agent of motion, it includes fatty acid metal salts and nitrogen
Change boron, the oxygen content of the boron nitride is the weight % of 0.4 weight %~4.5.
Further, for example a kind of image-carrier protecting agent of motion in patent document 3, it is included containing aliphatic acid
The image-carrier protecting agent supply part of the protective agent block of metal salt, core and roll.
【Patent document 1】(Japan) JP 2009-300861 publications
【Patent document 2】(Japan) JP 2010-39304 publications
【Patent document 3】(Japan) JP 2012-58539 publications
The content of the invention
It can suppress scraper plate ring, the protectiveness of image-carrier, charger it is an object of the invention to provide a kind of have concurrently
The contamination preventing of structure and the image-carrier protecting agent of clean-up performance.
Contain fatty acid metal salts and inorganic profit as the image-carrier protecting agent of the invention for solving the problem method
Lubrication prescription, also, aforementioned inorganic lubricant includes the first inorganic lubricant with less than 1.0 μm of number average primary particle diameter,
With the second inorganic lubricant with more than 2.0 μm of number average primary particle diameter.
In accordance with the invention it is possible to which scraper plate ring, the protectiveness of image-carrier, charging mechanism can be suppressed by providing a kind of have concurrently
Contamination preventing and clean-up performance image-carrier protecting agent.
Brief description of the drawings
It is the perspective cross-sectional slice of the foaming body layer example of continuous air bubbles type shown in Figure 1A.
It is the perspective cross-sectional slice of the foaming body layer example of separated foam type shown in Figure 1B.
It is the side view of image-carrier protecting agent supply part example shown in Fig. 2A.
It is the amplification mode figure of the exposed surface example of the foaming body layer of continuous air bubbles type shown in Fig. 2 B.
It is the synoptic diagram of the protective layer forming apparatus example of the present invention shown in Fig. 3.
It is the synoptic diagram of the image processing system example of the present invention shown in Fig. 4.
It is the synoptic diagram of the cartridge processing example of the present invention shown in Fig. 5.
Embodiment
(image-carrier protecting agent)
The image-carrier protecting agent of the present invention contains fatty acid metal salts and inorganic lubricant, and aforementioned inorganic lubricant
It is including the first inorganic lubricant with less than 1.0 μm of number average primary particle diameter and average with more than 2.0 μm of number
Second inorganic lubricant of primary particle size, further, can also contain other compositions as needed.
The image-carrier protecting agent of the present invention is based on following opinion, i.e. in conventional image-carrier protecting agent and guarantor
In the cleaning process of sheath forming apparatus, the meeting in cleaning balde or image-carrier protecting agent coating scraper plate and image-carrier friction
The problem of generation is vibrated and produces scraper plate ring.
＜ fatty acid metal salts ＞
It is not particularly limited, can be suitably selected according to purpose as aforementioned fatty acid metal salt.
Had no particular limits as aforementioned fatty acid metal salt, can suitably be selected, for example may be used according to purpose
There are barium stearate, lead stearate, ferric stearate, nickel stearate, cobaltous octadecanate, copper stearate, strontium stearate, stearic acid
Calcium, cadmium stearate, magnesium stearate, zinc stearate, zinc oleate, magnesium oleate, iron oleate, cobalt oleate, copper oleate, plumbi oleas, oleic acid
Manganese, zinc palmitate, palmitic acid cobalt, palm lead plumbate, magnesium palmitate, aluminum palmitate, calcium palmitate, lead octoate, capric acid lead, leukotrienes
Zinc, leukotrienes cobalt, leukotrienes calcium, zinc ricinate, castor oil acid cadmium, zinc laurate, cobalt laurate, lead laurate, laurate
Magnesium etc..These materials can be both used alone with a kind, and two or more can also be used in combination.In these materials, from excellent
Good clean-up performance and the protectiveness of image-carrier, low price, there is good hydrophobicity and the angle of highly stable material is set out,
What is preferentially selected is zinc stearate, calcium stearate, zinc laurate, preferably zinc stearate.
Have no particular limits, can suitably be selected according to purpose as the construction of aforementioned fatty acid metal salt,
Such as can there are platelet construction.
Had no particular limits as aforementioned fatty acid metal salt, can be carried out suitably selecting and applying city according to purpose
Field sales item.It can for example come from Wako Pure Chemical Industries, Ltd. as aforementioned market sales item.
Had no particular limits as the amount of aforementioned fatty acid metal salt, although can suitably be selected according to purpose
Select, but for the protectant full dose of foregoing image-carrier, preferably in below the mass % of more than 70 mass % 98 preferably,
Preferably in below the mass % of more than 75 mass % 95.When the amount is in below the mass % of more than 70 mass % 98,
The protectiveness of image-carrier, the contamination preventing of charging mechanism, the processability of clean-up performance and image-carrier protecting agent all can
Become good.
＜ inorganic lubricants ＞
Include the first inorganic lubricant and the second inorganic lubricant as the inorganic lubricant.
By being used in combination for first inorganic lubricant and second inorganic lubricant, both advantages can be played simultaneously
Contamination preventing, the protectiveness of image-carrier and the clean-up performance of charging mechanism are improved, while scraper plate ring can also be realized
Suppress.
Further, the inorganic lubricant immunomodulator compounds refer to be combined by weak Van der Waals force between layer, and its compound sheet
Body cleavage (cleavage) lubricates or occurred the compound of internal slide afterwards.
Had no particular limits as aforementioned inorganic lubricant (the first inorganic lubricant and the second inorganic lubricant), can be with
Suitably selected according to purpose progress, for example, mica, boron nitride, molybdenum disulfide, tungsten disulfide, talcum, kaolinite can have been enumerated
Soil, montmorillonite, calcirm-fluoride, graphite etc..They both can be a kind be used alone or two or more be used in combination.
Wherein, as first inorganic lubricant preferably boron nitride, talcum, the hexagon combined closely due to atom
Wire side is with wider interval overlapping, and the only weak Van der Waals force of binder couse and layer, is lubricated from the easy cleavage of its interlayer
Angle is set out, preferably boron nitride.
In addition, being used as second inorganic lubricant, preferably boron nitride.
As the number average primary particle diameter of first inorganic lubricant preferably below 1.0 μm, and be 0.8
Below μm preferably, it is more preferable especially with less than more than 0.1 μm 0.5 μm less than 0.8 μm preferably more than 0.1 μm.Work as institute
When stating number average primary particle diameter below 1.0 μm, the mobility of particle is relatively low, and compendency tends to enhancing, and the particle is being scraped
The edge part of plate can be just laminated, and the population after the stacking can stabilize the behavior of scraper plate and suppress scraper plate ring
Ring.
As second inorganic lubricant number average primary particle diameter preferably more than 2.0 μm, and be
Less than more than 2.0 μm 15.0 μm preferably, less than 12.0 μm preferably more than 2.0 μm, especially with more than 2.0 μm 8.0 μm
It is more preferable below.When the number average primary particle diameter is more than 2.0 μm, the mobility of particle is higher, it becomes possible to improve profit
Slip, in addition it is possible to improve the film forming efficiency to image-carrier.Thus, it becomes possible to obtain high lubricant effect, and can improve
The contamination preventing and clean-up performance of charging mechanism.
, for example can be by SEM (SEM) (heat as the number average primary particle diameter of the inorganic lubricant
F-SEM, Zeiss company produce, ULTRA55) observation image use graphical analysis Survey Software (Image-pro plus
4.0j, Media Cybernetics companies produce) measure and tried to achieve by its 10 is averaged.
As first inorganic lubricant, do not limited particularly if number average primary particle diameter is below 1.0 μm
System, and the sales item of in the market can be used.As the sales item of the in the market, for example, there are business as boron nitride
The name of an article is HCV (Mai Tu new high-tech materials Co., Ltd produces, and number average primary particle diameter is 0.1 μm), trade name FS-1 (water islands
Alloyed iron Co., Ltd. produces, and number average primary particle diameter is 0.2 μm), (number average primary particle diameter is trade name S1-F
0.5 μm), trade name S03 (number average primary particle diameter be 0.8 μm) (above is ESKCeramics companies produce), be used as cunning
Stone there are trade name D-800 (Japanese talcum Co., Ltd. production, number average primary particle diameter is 0.8 μm) etc..These materials
Material can be both used alone with a kind, and two or more can also be used in combination.
As second inorganic lubricant, do not limited particularly if number average primary particle diameter is more than 2.0 μm
System, and the sales item of in the market can be used.As the sales item of the in the market, for example, there are business as boron nitride
The name of an article is HP-P1 (ESKCeramics companies produce, and number average primary particle diameter is 2.0 μm), trade name HGP (electrochemical strain formulas
Commercial firm produce, number average primary particle diameter is 5.0 μm), trade name HP-4W (number average primary particle diameter is 8.0 μm), commodity
Entitled HP-2W (number average primary particle diameter is 12.0 μm) is (above is the production of Shui Dao alloyed irons Co., Ltd., trade name S-15
(number average primary particle diameter is 12.0 μm) (ESKCeramics companies produce, and number average primary particle diameter is 15.0 μm) etc..This
A little materials can be both used alone with a kind, and two or more can also be used in combination.
Had no particular limits as the amount of aforementioned inorganic lubricant, although can suitably be selected according to purpose
Select, but for the protectant full dose of foregoing image-carrier, preferably in below the mass % of more than 2 mass % 30 preferably,
Preferably in below the mass % of more than 5 mass % 25.When the amount is in below 2 mass %, film-forming amount is appropriate, can
Prevent the pollution of charging mechanism and improve clean-up performance.In addition, in below 30 mass %, the protectiveness of image-carrier is good.
[mass ratio (the first inorganic lubricant/second inorganic lubricant)]
It is with less than more than 30,/70 50/50 as the mass ratio (the first inorganic lubricant/second inorganic lubricant)
It is good.When the mass ratio (the first inorganic lubricant/second inorganic lubricant) is less than 50/50 more than 30/70, it is possible to increase
The contamination preventing of charging mechanism, the protectiveness of image-carrier and resistance to scraper plate ring.
[mass ratio (fatty acid metal salts/inorganic lubricant)]
It is used as the amount (quality %) and the amount (quality %) of the inorganic lubricant of the fatty acid metal salts
Mass ratio (fatty acid metal salts/inorganic lubricant), preferably less than more than 70,/30 98/2, preferably more than 75/25
Less than 95/5.When the mass ratio (fatty acid metal salts/inorganic lubricant) is more than 70/30, the film forming of inorganic lubricant
Amount increases, it becomes possible to prevents the pollution of charging mechanism and improves clean-up performance, when below 98/2, it becomes possible to improve image-carrier
Protectiveness and image-carrier protecting agent mouldability.In addition, when the mass ratio (fatty acid metal salts/inorganic lubricant) is
It is preferred that number range when, the film forming of inorganic lubricant improves, it becomes possible to prevent the pollution of charging mechanism, and improves spatter property
The mouldability of energy, the protectiveness of image-carrier and image-carrier protecting agent.
＜ other compositions ＞
As the other compositions, if had no particular limits, it can suitably be selected, for example may be used according to purpose
There are the inorganic particulate of silica, aluminum oxide, ceria, zirconium oxide, clay, calcium carbonate etc., or they
Surface-hydrophobicized processing particle：Polyacids methyl esters particle (PMMA), polystyrene particle, silicone resin particle, polytetrafluoroethylene (PTFE) tree
The organic filler of fat (PTFE), organic-molybdenum, alpha-olefin-ENB copolymer resins particle etc., melamine resin, interface
Activator etc..
As for cause the present invention image-carrier protecting agent be shaped to certain shape, such as prismatic or columned
Method, has no particular limits, and can be used as the forming method of solid matter using known method, for example, can there are
Compression forming methods, melt molding method, powder compacting method, cold isostatic compaction method (CIP), hip moulding method (HIP) etc..Its
In, from the perspective of easy cutting of formed body etc., compression forming methods, melt molding method are preferred, are preferably compressed into
Type method.
The mixing by the fatty acid metal salts and the inorganic lubricant can be enumerated as the compression forming methods
In the mould of thing injection prescribed level it is smooth after, compression forming is come with defined pressure and time, and after the cooling period by solids
Method of formed body etc. is taken out and obtained from mould.Afterwards, image-carrier protecting agent can also be adjusted by machining etc.
Shape.
As the melt molding method can for example there are in advance by image-carrier protecting agent be heated to melting temperature with
After upper, fatty acid metal salts and inorganic lubricant that the heating of ormal weight has been melted, and root are injected in the mould of regulation shape
Maintained according to the temperature needed more than fusing point after certain time, the method by letting cool or being cooled down except cold and obtain formed body
Deng.In addition, the internal stress in order to remove formed body, can also be cold by fatty acid metal salts and inorganic lubricant in cooling way
But to the temperature below phase transition temperature, temperature more than phase transition temperature is then slowly heated to again.
After the temperature of near room temperature is cooled to, just formed body is taken out from mould obtain image-carrier protecting agent into
Type body.Further, afterwards, the shape of image-carrier protecting agent can also be adjusted by machining etc..
As the mould, from the viewpoint of good thermal conductivity and dimensional accuracy, preferably steel, stainless
The metal die of steel, aluminium etc..In addition, on the internal face of mould, in order to there is good release property, preferably applying fluorine element tree
The releasing agent of fat, silicone resin etc..
Further, metal, alloy, plastics can be pasted by binding agent etc. by being fabricated to the image-carrier protecting agent of bulk
Deng matrix material on.
As the image-carrier protecting agent of the present invention, have no particular limits, can be properly selected according to purpose close
Degree etc..
It is used as the density of the image-carrier protecting agent of the present invention, although having no particular limits can be according to purpose come appropriate
Selection, but it is preferred that in 1.11g/cm3Above 1.27g/cm3Below preferably, preferably in 1.11g/cm3Above 1.190g/
cm3Below preferably, especially in more than 1.116g/cm3 below 1.180g/cm3 preferably.
As the density of the image-carrier protecting agent after compression forming, have no particular limits, although can be according to purpose
Suitably to be selected, but when pressure is that 130kN, compression time are to carry out compression forming in 10 seconds, with more than 1.11g/cm3
Preferably, more than 1.116g/cm3 below 1.180g/cm3 are more preferable to below 1.190g/cm3.When the density is in 1.116g/cm3
During below above 1.190g/cm3, image-carrier protecting agent supply part, especially urethane roller are used, it becomes possible to easily will figure
Image carrier protective agent is imparted on image-carrier.
, can be by the quality (W) divided by the volume of image-carrier protecting agent of image-carrier protecting agent as the density
(V) calculate.Further, the quality (W) can use assay balance (device name：AB204-S, Mei Teletuo benefit strain formula
Commercial firm produces) calculate, the volume (V) can use micrometer or slide measure to obtain.
(protective layer forming apparatus)
The protective layer forming apparatus of the present invention includes image-carrier protecting agent and the image-carrier protecting agent supply of the present invention
Part, and be further to set the pressing force to give component etc. as needed preferably with protective layer formation part
Other components.
The image-carrier protecting agent of the present invention is used as described image carrier protecting agent.
Described image carrier protecting agent supply part is that described image carrier protecting agent is supplied into image carrier surface
Part.
Protective layer formation part be by pressing be fed into the described image carrier protecting agent on image-carrier with
In the part of described image carrier surface formation protective layer.
It is that pressing described image carrier protecting agent supplies to push down described image carrier protecting agent that the pressing force, which gives component,
Part to part.
When the protective layer formation part is set in the protective layer forming apparatus, although the protective layer formation part
Cleaning mechanism can also be also served as, but in order to more effectively form protective layer, is preferably removed beforehand through cleaning mechanism
Using the toner on image-carrier as the remnant of main component, and remnant is not mixed into protective layer.
Here, it is the synoptic diagram of protective layer forming apparatus example of the invention shown in Fig. 3.
With photoconductor drum as image-carrier 1 it is opposite and to being by the present invention the protective layer forming apparatus 2 that arranges
Image-carrier protecting agent 21, image-carrier protecting agent supply part 22, pressing force give component 23 and protective layer formation part
24 compositions.
The image-carrier protecting agent 21 of the present invention is to give the pushing force of component 23 by pressing force come towards for example foaming
What the image-carrier protecting agent supply part 22 of body roller etc. connected.Image-carrier protecting agent supply part 22 and image-carrier 1 it
Between poorly to be rotated and sliding friction with linear velocity, at this moment, just would be held in image-carrier protecting agent supply part 22
The image-carrier protecting agent 21 on surface is supplied on the surface of image-carrier 1.
Be fed into image-carrier protecting agent 21 on the surface of image-carrier 1 because the selection of substance classes and in supply
It is possible to not turn into enough protective layers, in order to form the protective layer being more uniformly distributed, e.g. passes through protective layer formation part 24
Come thin layer and as protective layer.
The image-carrier for being formed with the protective layer be for example applied by high voltage power supply (not shown) DC voltage or
The contact of the charging roller 3 of the voltage of alternating voltage is overlapped with thereon or even is approached, image is carried out by the electric discharge of slight void
The charging of carrier 1.At this moment, a part for protective layer can be decomposed or aoxidized because of electric stress (electric effect).In addition,
The attachment of atmospherical discharges product can be produced towards protective layer.
Further, the image-carrier protecting agent after deterioration can be by common cleaning mechanism and remaining on image-carrier 1
The other compositions of toner etc. are removed by cleaning mechanism together.Although such cleaning mechanism 4 can be formed with the protective layer
The dual-purpose of part 24, but due to remove image carrier surface remnant function and formed protective layer function appropriate part
Sliding friction state it is different sometimes, it is preferred that separated to function, and protected as illustrated in fig. 3 in image-carrier
The upstream side of shield agent supply part 22 sets the cleaning mechanism 4 being made up of cleaning element 41 and cleaning element dipper crowding gear 42.
, can basis as being had no particular limits for the material of scraper plate used in protective layer formation part 24
Purpose is suitably selected, and what can be enumerated is polyurethane rubber, epichlorohydrin rubber, silicon rubber, fluorine unpigmented rubber etc..These materials were both
It can be used alone, two or more can also be used in combination with a kind.The contact portions of these rubber flaps and image-carrier
Coating or impregnation process can also be carried out by low friction coefficient materials.In addition, the density in order to adjust elastomer, can also
The packing material of organic filling material, inorganic fill material etc. is disperseed.
The scraper plate is to be fixed in scraper plate support by the arbitrary method such as bonding or fusion, to cause leading end portion
It can push and abut towards image carrier surface.The thickness of the scraper plate has no particular limits, be according to by push come
The taking into account for power of application and it is different, can not uniquely provide, but preferably in more than 0.5mm below 5mm, preferably
In more than 1mm below 3mm.
In addition, the length of the cleaning balde for bending is protruded and can kept from scraper plate support, i.e. drift are come
Say, similarly be unable to uniquely provide according to taking into account for the power to by pushing applying, but with more than 1mm 15mm
Below preferably, preferably in more than 2mm below 10mm.
As the scraper plate other composition, can by as needed the elastic metallic such as leaf spring blade surface by means of
Coupling agent or primer composition etc. carry out coating, impregnating method to clad and formed, and carries out thermmohardening etc. as needed,
Further it is that can also carry out surface grinding etc. as needed.
The clad comprises at least adhesive resin and filler, is further that can also include as needed
Other compositions.
Had no particular limits as described adhesive resin, can suitably be selected, for example, can arranged according to purpose
Lifting has PFA, PTFE, FEP, PVDF etc. fluoroplast, fluorine prime system rubber, the silicone-based synthesis rubber of aminomethyl phenyl silicon elastomer etc.
Glue etc..
It is used as the thickness of the elastic metallic scraper plate, although having no particular limits can suitably select according to purpose,
, but it is preferred that, preferably at more than 0.1mm below 1mm. in more than 0.05mm below 3mm preferably.Scraped in the elastic metallic
In plate, in order to suppress the distortion of the cockscomb, upper progress can also be direction that be substantially parallel with support shaft after mounting curved
Qu Jiagong etc. processing.
As long as enable to image-carrier to protect to push the power of image-carrier 1 by protective layer formation part 24
It is sufficient that power for the state for turning into protective layer or diaphragm after agent extension expansion, have no particular limits, although can basis
Purpose is suitably selected, but it is preferred that, preferably at more than 10gf/cm. in more than 5gf/cm below 80gf/cm preferably
Below 60gf/cm.
The component of brush, foaming body roller etc. can be enumerated as described image carrier protecting agent supply part 22.Wherein
Especially preferably foaming body roller.
- foaming body roller-
The foaming body roller at least has core and formed in the periphery of the core and the foaming body with multiple bubbles
Layer, can also further have other components as needed.
-- core-
Had no particular limits as the material of the core, shape, size, construction, it is appropriate to be carried out according to purpose
Selection.
The resin of epoxy resin, phenolic resin etc., iron, aluminium, stainless steel etc. can be enumerated as the material of the core
Metal.
It can be enumerated as the shape of the core cylindric, cylindric etc..
Alternatively, it is also possible to set tack coat in mandrel surface.
-- foaming body layer-
The foaming body layer is formed in the layer on the core outer peripheral face, and (" bubble is referred to as with multiple bubbles
Hole ", " hole ", " space " etc.).
Have no particular limits, can suitably be selected according to purpose as the shape of foregoing foaming body layer, can be with
Cylindrical shape etc. is enumerated.
Have no particular limits, can suitably be selected according to purpose as the material of foregoing foaming body layer, can be with
Polyurathamc etc. is enumerated.
Although can be with as described in JP 2010-39304 publications as described image carrier protecting agent supply part
Using the component of conventional brush, but because the foaming body roller can be equal by image-carrier protecting agent compared with the part of brush
It is supplied to evenly on image-carrier, so the protectiveness of image-carrier can be improved.In addition it is possible to solve to use brush-like elements
When because brush last cause weakness caused by image-carrier protecting agent scraping amount variation issue.
Had no particular limits as foregoing polyurathamc, appropriate known manufacturer can be selected according to purpose
Method.It is stable that polyalcohol, PIC, catalyst, foaming agent, bubble can have been enumerated as the raw material of the polyurathamc
Agent etc..
--- polyalcohol ---
Have no particular limits, can be fitted from known various polyalcohols according to purpose as the polyalcohol
Work as selection, PPG, PEPA etc. can have been enumerated.Wherein, easily adjusted from processability, hardness of foaming body layer etc.
From the viewpoint of whole, preferably PPG.
It can be enumerated as the PEPA low molecule with less than more than 28 active hydrogen-baseds is polynary
At least one in alcohol and low molecule polyamines is as initiator, and in oxirane and expoxy propane is caused thereon at least
PEPA obtained from one ring opening polyaddition.
In addition, can have been enumerated used in usually manufacture flexible polyurethane foam as the PEPA
Polyethers PPG, polyester polyether polyol, polyether polyol etc..
As the PPG, from the angle of mouldability, preferably it has been bonded in end and is by mol
The polyethers PPG of more than 5% oxirane.
As the PEPA, can enumerate by adipic acid, phthalic anhydride, M-phthalic acid, to benzene two
The binary acid of formic acid, maleic anhydride etc. or its acid anhydrides, and ethylene glycol, diethylene glycol, triethylene glycol, propane diols, DPG, 1,
PEPA etc. obtained from ethylene glycol or the triol polymerization of 4- butanediols, glycerine, trimethylolpropane etc..
In addition, can be used by above-mentioned ethylene glycol to polyethylene terephthalate tree as the PEPA
PEPA obtained from the waste material depolymerization of fat.
The polyalcohol can be both used alone with a kind, and two or more can also be used in combination.
--- PIC ---
Had no particular limits as the PIC, can be according to purpose from known various polyisocyanates
Suitably selected in ester, 2,4- toluene di-isocyanate(TDI)s (2,4-TDI), 2,6- toluene di-isocyanate(TDI)s (2,6- can have been enumerated
TDI), dimethyl diphenyl diisocyanate (TODI), naphthalene diisocyanate (NDI), XDI (XDI),
4,4 '-methyl diphenylene diisocyanate (MDI), the MDI of carbodiimide modified, polymethylene polyphenyl base PIC and poly-
Close PIC etc..These materials can be both used alone with a kind, and two or more can also be used in combination.
The amount of the PIC has no particular limits, although can suitably be selected according to purpose,
But, the equivalent proportion (NCO/OH) of hydroxyl of the NCO relative to the polyalcohol of the PIC 1.0 with
Upper less than 3.0 preferably.
--- catalyst ---
Have no particular limits, can be used according to purpose from known urine alkylation reaction as the catalyst
Catalyst in come suitably select, amine catalyst, organo-metallic catalyst etc. can have been enumerated.
Triethylene diamine, dimethylethanolamine, double (dimethylamino) ether etc. can have been enumerated as the amine catalyst.
Dioctyl tin, two butyric acid distearyl tin etc. can have been enumerated as the organo-metallic catalyst.
The catalyst can be the active catalyst of the dimethylaminoethanol comprising reactive hydrogen etc..
These materials can be both used alone with a kind, and two or more can also be used in combination.
Had no particular limits as the amount of the catalyst, although can suitably be selected according to purpose, but
For the polyalcohol of 100 mass parts, preferably more than 0.01 mass parts below 20 mass parts.
By suitably selecting the species of the catalyst and controlling its usage amount, it becomes possible to adjust the gas of the foaming body layer
Steep that wall width, open bubble diameter, hardness or throughput etc..
--- foaming agent ---
Have no particular limits, can suitably be selected according to purpose as the foaming agent, can enumerate water,
Fluorine compounds, lower boiling hydrocarbon compounds etc..These materials can be both used alone with a kind, can also be to two or more progress simultaneously
With.Wherein, from the angle of environment, preferably water.
HCFC-141b, HFC-134a, HFC-245fa and HFC-365mfc etc. can have been enumerated as the fluorine compounds.
Pentamethylene, pentane, isopentane, normal butane etc. can have been enumerated as the lower boiling hydrocarbon compounds.
Had no particular limits as the amount of the foaming agent, although can suitably be selected according to purpose, but
For the polyalcohol of 100 mass parts, preferably more than 5 mass parts below 50 mass parts.
By suitably selecting the species of the foaming agent and controlling its usage amount, it becomes possible to adjust the gas of the foaming body layer
Steep that wall width, open bubble diameter, hardness or throughput etc..
--- bubble stabilizer ---
Had no particular limits as foregoing bubble stabilizer, can suitably be selected, can enumerated according to purpose
There is silicon face activator etc..
The sales item of in the market can be used as the silicon face activator, the sales item of the in the market can have been enumerated
Dimethyl siloxane bubble stabilizer is (for example, " SRX-253 ", the The of the production of Dow Corning Toray Co., Ltd.s
" F-122 " of the production of Shin-EtsuChemical Co., Ltd.s etc.) and polyether-modified dimethyl siloxane bubble stabilizer
(for example, " L-5309 ", " SZ-1311 " of the production of Nippon Unicar Co., Ltd.s etc.).These materials can both be come with a kind
It is used alone, two or more can also be used in combination.
Had no particular limits as the amount of the bubble stabilizer, although can suitably be selected according to purpose
Select, but for the polyalcohol of 100 mass parts, preferably more than 0.2 mass parts below 10 mass parts.
--- other compositions ---
Had no particular limits as foregoing other compositions, can suitably be selected, can enumerated according to purpose
It is crosslinking agent, defoamer, conductive agent, antistatic additive, fire retardant, thinner, pigment, stabilizer, colouring agent, antiaging agent, ultraviolet
Light absorbers, antioxidant etc..These materials can be both used alone with a kind, and two or more can also be used in combination.
The crosslinking agent and the defoamer are used for separated foam, the continuous air bubbles for controlling the bubble of the foaming body layer
Property.
Had no particular limits as aforementioned crosslinking agent, can suitably be selected according to purpose, three can have been enumerated
Monoethanolamine, diethanol amine etc..
Had no particular limits as foregoing defoamer, can suitably be selected, can enumerated according to purpose
State the high bubble stabilizer of defoaming in bubble stabilizer.
It is not particularly limited, can be carried out according to purpose as the amount of aforementioned crosslinking agent and the defoamer
Appropriate selection.
Generally, the composition beyond the PIC is to be pre-mixed, and before it will be molded and PIC
Composition is mixedly used.
The sales item of in the market can be used as the polyurathamc.Can example as the sales item of the in the market
Act have Bridgestone Diversified Chemical Products Co., Ltd. companies generate HR20, HR30,
QM60, QZK50, QZK70 etc..
Have no particular limits, can suitably be selected according to purpose as the construction of foregoing foaming body layer, can be with
Enumerate separated foam type, continuous air bubbles type and their mixed type etc..
It is the perspective cross-sectional slice of the foaming body layer example of the continuous air bubbles type shown in Figure 1A.The foaming of the continuous air bubbles type
Body layer is the foaming body layer that adjacent bubble is connected with each other.Therefore, it is the foaming body layer of construction by air or water.In addition,
It is the perspective cross-sectional slice of the foaming body layer example of the separated foam type shown in Figure 1B.The gas of the foaming body layer of the separated foam type
Bubble is independent, is the foaming body layer not by air or the construction of water.
As foaming body layer because compressive residual stress is small, original shape is also easily returned to even if being compressed,
And also hardly deformed even if being used for a long time, it is preferred that continuous air bubbles type.In addition, continuous air bubbles type and separated foam
Type is compared, and protectant powder is not easy to circle in the air and favourable in cost caused by sliding friction, in addition due also to can be with few
Protectant quantity delivered (protective agent block scraping amount) of amount is just without image-carrier is unevenly fully protected, so in energy
Enough prevent the film forming of image-carrier, be further that can be made less protective agent block and enable to equipment miniaturization etc. square
Face is also advantageous.
As long as the foaming body roller mean cell diameter image-carrier protecting agent the medium chi of number benchmark
Very little (D50) just has no particular limits below, is protected from the grinding performance relative to image-carrier protecting agent and by image-carrier
The angle that shield agent is evenly supplied image carrier surface is set out, preferably more than 400 μm less than 850 μm, preferably 500
Less than 700 μm preferably more than μm.When the mean cell diameter is more than 400 μm, the grinding to image-carrier protecting agent becomes
Easily, and when using the formed body on block as image-carrier protecting agent, the quantity delivered of image-carrier protecting agent is easy
It is stable.On the other hand, when the mean cell diameter is below 850 μm, due to image-carrier protecting agent and image-carrier
Contact area can partly increase, so being easy for uniformly supplying image-carrier protecting agent.
The mean cell diameter of the foaming body roller for example can be removed 1 inch (=25.4mm) by following method
Tried to achieve with the value after the abscess number obtained by measurement.
Arbitrarily select at 3 points at the direction of principal axis both ends on the surface of the foaming body layer 80 of the foaming body roller 72 and central portion
It is used as measuring point (70 in Fig. 2A be the measuring point of end, 71 be the measuring point of central portion).Then, measured at each
The circumferencial direction at position further respectively selects 2 points of measuring points to determine at 9 points.Then, each measurement is observed using microscope
The photo picture at position.Then, as shown in Figure 2 B, actual size d (1 English is corresponded in standardized of the central part of photo picture
It is very little) length line X, to thering are several abscesses to be counted in the line and calculating 9 points of average value.Such as, as long as somewhat contacting
Abscess to d (1 inch) line is just counted as 1.For example, in the case of as shown in Figure 2 B, because abscess number is 12
It is individual, so mean cell diameter is exactly 12=2.117mm=2 of 25.4mm ÷, 117 μm.
It is used as the average thickness of foaming body layer, although having no particular limits can suitably select according to purpose,
, but it is preferred that in more than 1mm below 4mm.When the average thickness is in more than 1mm, the shadow of axle (core) is just not readily susceptible to
Ring, in below 4mm, it becomes possible to prevent the reduction of the scraping amount of image-carrier protecting agent.
Further, when foaming body layer is cylindrical shape, the distance between cylindric inner peripheral surface and outer peripheral face are exactly thick
Degree.Average thickness mentioned here be arbitrarily to the foaming body layer the thickness carry out 3 points measurement when average value.
It is used as the hardness of foaming body layer, although having no particular limits can suitably select according to purpose, but excellent
Choosing is in more than 40N below 430N, preferably in more than 40N below 300N., can when the hardness is in more than 40N
Prevent image-carrier 1 from polluting, in below 430N, the pollution of image-carrier 1 can be suppressed.When the hardness is above-mentioned more preferable
It is preferred because the suppression to the pollution of image-carrier 1 is better when in scope.
The hardness is being averaged for the value that is measured in any 3 points of the foaming body layer surface according to JISK6400
Value.
The mode (continuous air bubbles type or separated foam type) of the bubble in the foaming body layer, the number of the bubble
Amount, hardness of foaming body layer etc. can also pass through the species to manufacturing polyurathamc raw material during foaming body layer, hair
Quantity, reaction condition of infusion etc. carry out appropriate adjustment to control.
[manufacture method of image-carrier protecting agent supply part]
As the manufacture method of image-carrier protecting agent supply part, have no particular limits, can be fitted according to purpose
Locality selection.
As one of the manufacture method of image-carrier protecting agent supply part, for regarding the polyurathamc as institute
Production Example when stating the material of foaming body layer is illustrated.
First, polyurathamc raw material is foamed by known method and the polyurathamc of bulk is formed after hardening.So
Afterwards, after shape and lapped face needed for cutting out, the cylindrical shape for being processed into the bubble on surface with opening, in cylindrical shape
Portion inserts the core.Afterwards, grinding knife etc. is attached to it while polyurathamc is rotated using grinder and cutter
On, and be moved parallel to blade to cut (transverse grinding) to required thickness with the direction of principal axis of image-carrier protecting agent supply part
Degree.Thus, the cylindric image-carrier protecting agent supply part of bubble on surface with opening has just been obtained.Further
Ground, also can be in foaming body layer by the speed for changing the velocity of rotation of image-carrier protecting agent supply part or moving it
Surface forms irregular bumps.
In the core, in order to improve the cementability with foaming body layer, adhesives can also be coated.Pass through these works
Sequence, it is possible to manufacture described image carrier protecting agent supply part.
In addition, being illustrated also for another example of the manufacture method of image-carrier protecting agent supply part.
Foamed in the injection in the mould that image-carrier protecting agent supply part is molded that is used for for being accommodated with the core
Urethane raw simultaneously makes its foaming hardening.Thus described image carrier protecting agent supply part is manufactured.
In these manufacture methods, because the formation of foaming body layer and the opening to its surface can be carried out simultaneously, and add
Work precision is also preferable, it is preferred that using the method for mould.
In the manufacture method using the mould, because processing that need not be complicated can be just formed with suitable
Kekelé structure count the foaming body layer, it is preferred that in mould inner surface setting fluoroplast coating agent, releasing agent
Deng release layer.
(image forming method and image processing system)
The image forming method of the present invention at least includes electrostatic latent image formation process, developing procedure, transfer printing process, protective layer
Formation process, is further that can also include other processes suitably selected as needed, for example, be fixed process, cleaning
Process, except electrician's sequence, recovery process, control process etc..
The image processing system of the present invention at least includes image-carrier, electrostatic latent image formation mechanism, developing mechanism, transfer interpreter
Structure, protective layer formation mechanism, are further that can also include other mechanisms suitably selected as needed, for example, be fixed
Mechanism, cleaning mechanism, except motor structure, recovering mechanism, controlling organization etc..
The image forming method of the present invention can compatibly be implemented by the image processing system of the present invention, also, institute
Stating electrostatic latent image formation process can be performed by the electrostatic latent image formation mechanism, and the developing procedure can be by described
Developing mechanism is performed, and the transfer printing process can be performed by the transfer means, and the protective layer formation process can be with
Performed by the protective layer formation mechanism, other described processes can be performed by other mechanisms.
＜ image-carriers ＞
Had no particular limits as described image carrier, can suitably be selected, can enumerated according to purpose
Image-carrier that [0049] [0084] section of JP 2014-142538 publications is recorded etc..
＜ electrostatic latent images formation process and electrostatic latent image formation mechanism ＞
The electrostatic latent image formation process is the process that electrostatic latent image is formed on image-carrier, can pass through electrostatic latent image
Formation mechanism is carried out.
Then, can be so that exposing it after the surface uniform charged of described image carrier as the formation of electrostatic latent image
Light is carried out into image, and by the electrostatic latent image formation mechanism.The electrostatic latent image formation mechanism can at least include making
The surface uniform charged of described image carrier charger, and the surface of described image carrier is exposed into the exposure of image
Device.
It is described powered for example to be carried out using the charger by applying voltage on the surface of described image carrier.
Have no particular limits, can suitably be selected according to purpose as the charger, can enumerate including
The sheet of winding up roller, wiper, membrane material, the rubber flap of electric conductivity or semiconduction etc. is as known contact charger, and utilizes
Non-contact charger of corona discharge of corona tube, corona wire etc. etc..
Preferably there is voltage applying mechanism to apply the voltage with alternating component as the charger.
The exposer can be for example used to be exposed come the surface to described image carrier with life as the exposure
Into image.
As the exposer, as long as it can enter on the surface of the powered described image carrier by the charger
Row exposure is just had no particular limits with image needed for generating, and can suitably be selected according to purpose, can have been enumerated multiple
Print the various exposers of optical system, rod lens array system, laser optical system, liquid crystal optical shutter system etc..
＜ developing procedures and developing mechanism ＞
The developing procedure is will to form visual image after the latent electrostatic image developing using toner or even developer
Process.
, for example can be by using the toner or even the developer by institute as the formation of the visual image
Latent electrostatic image developing is stated, and is carried out by the developing mechanism.
As long as the developing mechanism can use example toner or even the developer develop just without special as described
Limitation, can suitably be selected by known, such as can suitably enumerate at least includes the development of such a developer
Mechanism, the developer houses the toner or even the developer, and can be by contact or non-contacting mode by institute
State toner or even the developer is imparted on the electrostatic latent image.
《Toner》
Had no particular limits as the toner, can suitably be selected according to purpose, spy can have been enumerated
Open toner of [0089]~[0179] section record of 2014-142538 publications etc..
Both can be dry process development mode or wet developing mode as the developer, in addition, the examination of education
Monochromatic developer or the developer of polychrome, can suitably enumerate and include to the toner or even described aobvious
Shadow agent friction-stir makes its powered agitator, and rotary magnetic roller developer.
Can be that the toner and the carrier cause institute in mixing by rubbing in the developer
Charged toner is stated, and is maintained at the state of setting the surface of the magnetic roller of rotation, so as to form magnetic brush.The magnetic roller because
It is configured in the vicinity of described image carrier, constitutes one of the toner formed in the magnetic brush on the magnetic roller surface
The surface of described image carrier will be moved to by electrostatic attraction by dividing.As a result, the electrostatic latent image pass through it is described
The visual image produced by the toner is formd after toner is developed on the surface of described image carrier.
It is to include the developer of the toner as the developer being housed in the developer, is used as the developer
Both can be single composition developer or tow-component developer.
＜ transfer printing process and transfer means ＞
The transfer printing process is the process being transferred to the visual image in recording medium, preferably in use
Between transfer article visual image is transferred on the middle transfer body, then the visual image is secondarily transferred to the note
On recording medium.Better way is used more than two kinds of colors as the toner, and preferably full color is mixed colours
Agent, and form the first time transfer printing process of compound transfer image including visual image is transferred on middle transfer body, and
The compound transfer image is transferred to second of transfer printing process in recording medium.
The transfer can be for example to cause described image carrier by using transfer charger to the visual image
Carry out, and carried out by the transfer means after powered.As the transfer means, preferably including by visual image
It is transferred in intermediate transfer medium to form the first time transfer means of compound transfer image, and the compound transfer image is turned
Print to second of transfer means in recording medium.
Further, have no particular limits, can be fitted according to purpose in known transfer article as the middle transfer body
Work as selection, for example, transfer belt etc. can suitably there are.
Described image carrier it is also possible that middle transfer body, i.e. the toner image that will be formed on image-carrier
Colour superimposition is carried out after primary transfer, and further recording medium is transferred, that is, is being carried out by so-called
Between transfer modes image formation when used middle transfer body.
《Middle transfer body》
Had no particular limits as the middle transfer body, can suitably be selected, can enumerated according to purpose
Middle transfer body that [0184]~[0185] section for having JP 2014-142538 publications is recorded etc..
The transfer means (the first time transfer means and second of transfer means) preferably at least include
The visual image that will be formed on described image carrier is peeled off towards the recording medium side and makes its powered
Transfer implement.The transfer means both can be 1 or more than 2.It can there are by electricity as the transfer implement
Corona discharge transfer implement, transfer belt, transfer roll, pressure transferring roller, adhesion transfer implement of corona etc..
Further, have no particular limits, can be fitted from known recording medium (recording sheet) as the recording medium
Work as selection.
＜ protective layers formation process and protective layer formation mechanism ＞
The protective layer formation process is that the described image carrier surface after visual image transfer assigns figure of the invention
Process of the image carrier protective agent to form protective layer.
The protective layer formation mechanism is that the described image carrier surface after visual image transfer assigns figure of the invention
Image carrier protective agent is to form the mechanism of protective layer.
Other processes of ＜ and other mechanisms ＞
Fixing process, cleaning process can be there are as other described processes, except electrician's sequence, recovery process, control work
Sequence etc..
Fixing mechanism, cleaning mechanism can be there are as other described mechanisms, except motor structure, recovering mechanism, control machine
Structure etc..
《Fixing process and fixing mechanism》
The fixing process is that the visual image being transferred in recording medium is fixed using fixing mechanism
Process, for assorted toner, was carried out or right when being transferred to every time in the recording medium
Assorted toner comes disposably to carry out simultaneously with the state being laminated.
It is not particularly limited, can be suitably selected according to purpose as foregoing fixing mechanism, it is known to add
Hot pressing mechanism is suitable.As the heating pressing mechanism can there are the combination of heating roller and backer roll, heating roller and
Combination of backer roll and endless belt etc..
Heating in the heating pressing mechanism has no particular limits, although can suitably be selected according to purpose,
, but it is preferred that less than 200 DEG C more than 80 DEG C.
Further, in the present invention, public affairs can also be used together according to purpose and the fixing process and the fixing mechanism
The light fuser known, or replace them.
《Cleaning process and cleaning mechanism》
The cleaning process is the process removed to the toner remained on described image carrier, Ke Yitong
Cleaning mechanism is crossed suitably to carry out.
The cleaning mechanism is to be arranged on preferably the downstream of transfer means and the upstream side of protective layer formation mechanism.
As long as the toner for remaining in described image carrier can be removed as the cleaning mechanism just without special
Limitation, can suitably select, can there are magnetic brush cleaner, static bruss cleaner, magnetic roller cleaner, scraper plate cleaner,
Brush cleaner, coiled material cleaner (Web Cleaner) etc..
《Except electrician's sequence and except motor structure》
Electrician's sequence of removing is described image carrier to be applied except electrical bias is come the process being de-energized, can be by except electricity
Mechanism is suitably carried out.
As described except motor structure has no particular limits, as long as can apply described image carrier except electrical bias is
Can, can suitably it there are except electric light etc. from known except suitably being selected in electrical equipment.
《Recovery process and recovering mechanism》
The recovery process is that the toner removed by the cleaning process is recovered into the developing mechanism
In process, can suitably be carried out by recovering mechanism.
Had no particular limits as foregoing recovering mechanism, can suitably be selected, can enumerated according to purpose
Known transport mechanism etc..
《Control process and controlling organization》
The control process is the process for controlling each operation, can suitably be carried out by controlling organization.
Had no particular limits as the foregoing controlling organization, as long as can control the action of each operation just can be with
Suitably selected according to purpose, sequence generator (sequencer), computer etc. can have been enumerated.
Here, it is the sectional view of the image processing system 100 with protective layer forming apparatus of the invention shown in Fig. 4.
Around the image-carrier 1Y, 1M, 1C, 1K of drum type, be respectively configured matcoveredn forming apparatus 2, charging mechanism 3,
Exposure mechanism 8, developing mechanism 5, transfer means 6 and cleaning mechanism 4, and formed by following action to carry out image.Further,
Y, which represents yellow, M and represents magenta, C and represent cyan, K, represents black.
Then, for the series of steps formed for image, negative-positive step (negative-positive is passed through
Process) illustrate.
The image-carrier represented by the Organophotoreceptor (OPC) with organic light-guide electric layer passes through except electric light (not shown) quilt
It is negative electricity by uniform charged except electricity, and by charging mechanism 3.
It is from voltage applying mechanism (not shown) to charger when carrying out the charging of image-carrier by charging mechanism 3
Structure, which applies, is adapted so as to obtain the appropriately sized voltage of the powered current potential for needed for of image-carrier 1Y, 1M, 1C, 1K or on the voltage
The overlapping electrified voltage of alternating voltage.
In powered image-carrier 1Y, 1M, 1C, 1K, irradiated by the exposure mechanism 8 of laser optical system etc.
Laser come carry out sub-image formation (absolute value of exposure portion current potential will be less than non-exposed portion current potential absolute value).
Laser is existed after semiconductor laser light source transmitting by polygon mirror (polygon) of polygon column rotate at high speed etc.
To image-carrier 1Y on the rotating shaft direction of image-carrier, 1M, 1C, 1K surface is scanned.
The sub-image being consequently formed is by being fed into developing mechanism 5 as the tune on the development sleeve of developer carrier body
Toner or the developer that is made up of toner and carrier develop and formed toner image.
In the development of electrostatic latent image, from voltage applying mechanism (not shown) towards development sleeve be in image-carrier 1Y,
Appropriately sized voltage or the overlapping alternating voltage on the voltage are applied between 1M, 1C, 1K exposure portion and non-exposed portion
Developing bias.
The toner image formed on the image-carrier 1Y, 1M, 1C, 1K corresponding to a variety of colors quilt at transfer means 6
Be transferred on middle transfer body 60, also, toner image be transferred to by paper-feeding mechanism 200 supply Lai paper etc. recording medium
On.
At this moment, in transfer means 6, as transfer bias to apply the polarity powered with toner as opposite polarity
Current potential is preferably.Afterwards, middle transfer body 60 is separated from image-carrier, has just obtained transferred image.
In addition, the toning for remaining in the toner on image-carrier and being recycled to by cleaning mechanism 4 in cleaning mechanism 4
In agent recovery room.
Both can be the developing mechanism using multiple configurations as described image forming apparatus, and will be by multiple
The color that developing mechanism is manufactured successively multiple toner images different each other send to stabilization machine after being transferred to successively in recording medium
Structure, then by heating etc. come the mechanism of fusing toner or by the multiple toner images similarly manufactured successively for the time being
It is transferred to successively after middle transfer body, then total be transferred in the recording medium of paper etc. and carry out same fixing mechanism.
Contacted in addition, the charging mechanism 3 is preferably with image carrier surface or the close charging mechanism arranged.As
The charging mechanism uses discharge lines.Thus, can compared with the corona discharger of so-called corona tube, corona wire etc.
The ozone amount occurred when suppressing charging in large quantities.
It is this contacted with image carrier surface or closely come the charging mechanism that is charged in, as previously described, because
Electric discharge is that the region near image carrier surface is carried out, and the electric stress of image-carrier can be tended to become big.But, by adopting
With the protective layer forming apparatus of the image-carrier protecting agent with the present invention, because can maintain for prolonged period of time without carrying image
Body is deteriorated, so ensuring that stable image quality.
＜ cartridge processings ＞
The cartridge processing of the present invention at least includes the protective layer formation mechanism of image-carrier and the present invention, further
Ground is, also have as needed charging mechanism, exposure mechanism, developing mechanism, transfer means, cleaning mechanism, except motor structure etc.
Other mechanisms.
The cartridge processing can be loaded and unloaded on the various image processing systems of electrofax mode, be preferable to
Loaded and unloaded in the described image forming apparatus of the present invention.
Here, it is the synoptic diagram of cartridge processing example of the invention shown in Fig. 5.
The cartridge processing include with photoconductor drum as image-carrier 1 it is opposite and to being filled the protective layer formation that arranges
Put that 2, image-carrier protecting agent 21, image-carrier protecting agent supply part 22, pressing force give component 23 and protective layer is formed
Part 24.
In addition, the surface remaining of image-carrier 1 has the image-carrier protecting agent or toner of partial degradation after transfer printing process
Deng by cleaning mechanism 4, surface remnant can be cleaned and cleaned.
In Figure 5, cleaning mechanism 4 is arranged on the upstream side of image-carrier protecting agent supply unit, by the He of cleaning element 41
Cleaning dipper crowding gear 42 is constituted, and is supported with the angle similar to so-called reversely (counter) type (leading (leading) type)
Connect.
By cleaning mechanism 4, image-carrier protecting agent 21 is from image-carrier protecting agent supply part 22 towards the residual of surface
Staying toner or the image-carrier protecting agent of deterioration, the removed surface of image-carrier 1, to supply, and is formed by protective layer
Part 24 forms the protective layer of epithelium shape.At this moment, relative among image carrier surface because electricity effect and cause hydrophilic
Property increase part for, due to the present invention image-carrier protecting agent 21 have better adsorptivity, even if for the moment send out
Raw larger electric stress causes image carrier surface partial degradation, also can prevent image-carrier sheet by protectant absorption
The deterioration aggravation of body.
Consequently, it is possible to the image-carrier 1 of the protective layer of epithelium shape is formed with after powered by charging mechanism 3, by swashing
The exposure of light etc. forms electrostatic latent image, and visualizable by the development of developing mechanism 5, so by cartridge processing outside
Transfer means 6 be transferred in recording medium 7.
According to the present invention image processing system and the cartridge processing because can prevent image-carrier abrasion and into
Film, the pollution of charging mechanism, toner in cleaning process are leaked through, so can just form very high image quality steadily in the long term
Image.
[real applies example]
Below, although the present invention is further illustrated by embodiment, but the invention is not limited in these embodiments.
The number average primary particle diameter of inorganic lubricant used in following embodiment and comparative example is to survey as follows
Amount.[the number average primary particle diameter of inorganic lubricant] as the number average primary particle diameter of the inorganic lubricant, be by
The observation image of SEM (SEM) (hot F-SEM, Zeiss company produce, ULTRA55) is measured using graphical analysis
Software (production of Image-pro plus 4.0j, Media Cybernetics companies) come measure and by its 10 it is average come
Try to achieve.
(embodiment 1)
-- the manufacture of image-carrier protecting agent-
Using as the zinc stearate of 80 mass parts of fatty acid metal salts (Wako Pure Chemical Industries, Ltd.'s production), as
Boron nitride B (the trade names of 10 mass parts of inorganic lubricant:FS-1, Shui Dao alloyed iron Co., Ltd. produce, and number is averagely once
Particle diameter:0.2 μm) and 10 mass parts boron nitride G (trade names:HP-P1, Shui Dao alloyed iron Co., Ltd. produce, and number is average
Primary particle size:2.0 μm) mixture injection prescribed level mould after, be compressed into pressure 130kN, compression time 10 seconds
Type, solids is taken out and cut into after 10mm × 21mm × 300mm size from mould after cooling, pasted by two-sided tape
Image-carrier protecting agent is made on to metal support.
＜ images formation ＞
Using by image processing system shown in Fig. 4 (iamgioMPC4500, Ricoh Co., Ltd production) after transforming as follows
Device image-carrier protecting agent is coated to as on the image-carrier of image-carrier.That is, in described image shape
Into in the imaging section of device (iamgioMPC4500, Ricoh Co., Ltd's production), use as image-carrier described
Image-carrier (iamgioMPC4500 product having mounted thereons), the cleaning balde used in image processing system (give birth to by Bando Chemical Industries, Ltd
Production) and image-carrier protecting agent coating scraper plate (Bando Chemical Industries, Ltd's production).Described image forming apparatus is used
Image-carrier protecting agent change into the manufacture embodiment 1 image-carrier protecting agent.In addition, being used as institute using urethane roller
State image-carrier protecting agent supply part used in image processing system.It in external diameter is 6mm, a length of that the urethane roller, which is,
The periphery of 365mm metal coremaking rod forms the foaming body layer for the continuous air bubbles type being made up of polyurethane that external diameter is 12mm
(Co., Ltd. B ridgestone productions), abscess number is 60, and the cell diameter of open cells is 420 μm.In addition, being used as toning
Agent uses the toner (iamgioMPC4500 product having mounted thereons) that described image forming apparatus is used.
(embodiment 2~18 and comparative example 1~4)
Except the fatty acid metal salts and the species of inorganic lubricant in embodiment 1, amount and protective agent are molded
It is similarly to manufacture embodiment 2~18 and comparative example 1~4 with embodiment 1 beyond method is changed as shown in table 1 below~5
Image-carrier protecting agent.
Then use manufactured embodiment 2~17 and comparative example 1~4 image-carrier protecting agent, and with embodiment 1
In image processing system be similarly used as image processing system in embodiment 2~17 and comparative example 1~4.
For embodiment 18, except the urethane roller of the image processing system in embodiment 1 is changed into brush roll (commodity
Name：SA-7 (propylene), Dongli Ltd.) beyond, it is to be used as embodiment in the same manner as the image processing system in embodiment 1
Image processing system in 18.
It is constituted as shown in table 1 below~5.
(embodiment 19 and 20)
-- the manufacture of image-carrier protecting agent-
Using as the zinc stearate of 80 mass parts of fatty acid metal salts (Wako Pure Chemical Industries, Ltd.'s production), as
Boron nitride B (the trade names of 10 mass parts of inorganic lubricant:FS-1, Shui Dao alloyed iron Co., Ltd. produce, and number is averagely once
Particle diameter:0.2 μm) and 10 mass parts boron nitride H (trade names:HGP, electrochemical Co., Ltd.'s production, number average primary particle diameter
For 5.0 μm) mixture heating melting after extruding be injected into injection mould and cool down and solidification after, solids is taken out from mould
And be cut into after 10mm × 21mm × 300mm size, by being made in two-sided tape paste to metal support
Image-carrier protecting agent.
Then use manufactured embodiment 19 image-carrier protecting agent, and with the image processing system in embodiment 1
Similarly it is used as the image processing system in embodiment 19.
Further, for embodiment 20, except the urethane roller of the image processing system in embodiment 19 is changed into brush
Roller (trade name：SA-7 (propylene), Dongli Ltd.) beyond, it is to make in the same manner as the image processing system in embodiment 19
For the image processing system in embodiment 20.
Composition is as shown in table 4.
Then, contamination preventing, the image-carrier of charging mechanism are evaluated as shown below using described image forming apparatus
Protectiveness, clean-up performance and resistance to scraper plate ring.As a result as shown in table 1~5.
The contamination preventing ＞ of ＜ charging mechanisms
Use image area rate for 5% test image (A4 sizes), in normal temperature environment (23 DEG C, 50%RH) and low temperature ring
The image that page 100,000 is carried out under the conditions of each of border (10 DEG C, 15%RH) is exported, and charging mechanism is observed with visually
(charging roller) and the contamination preventing that charging mechanism is evaluated according to following evaluation criterions.
[evaluation criterion]
◎：Charging mechanism does not pollute substantially, and last no generation abnormal image in (about 20, page 000) (turns on image
Black muscle and the image shown)
○：Although some pollutions of charging mechanism, do not influence on image in normal temperature environment (23 DEG C, 50%RH), go through
When (page about 20,000) in without occurring abnormal image (turn on image black muscle and the image that shows)
△：Some pollutions of charging mechanism, under low temperature environment (10 DEG C, 15%RH), last generation in (about 20, page 000)
Abnormal image (image for turning into black muscle on image and showing)
×：Charging mechanism pollution is very heavy, under low temperature environment (10 DEG C, 15%RH), and (about 5, page 000) occur abnormal ahead of time
Image (image for turning into black muscle on image and showing)
The protectiveness ＞ of ＜ image-carriers
Use image area rate for 5% test image (A4 sizes), carried out under normal temperature environment (23 DEG C, 50%RH)
The image output of page 100,000, image-carrier is observed with visually and according to following evaluation criterions come the guarantor of evaluation image carrier
Shield property.
[evaluation criterion]
◎：Do not wear away and film forming, last in (about 20, page 000) without generation abnormal image (figure substantially on image-carrier
As it is upper as white muscle and shown in image)
○：Although there is a small amount of film forming on image-carrier, last in (about 20, page 000) without generation abnormal image (image
The upper image shown as white muscle)
△：There is film forming on image-carrier, lasting generation abnormal image in (about 20, page 000) (turns into white muscle on image and show
The image shown)
×：There is film forming on image-carrier, abnormal image, which occurs, for (about 5, page 000) ahead of time (turns into white muscle on image and show
Image)
＜ clean-up performances ＞
The image-carrier by being replaced by new product after paper of progress page 500, and in the downstream of cleaning balde and developing machine
(think high adhesive tape 4016 (Scotch tape), 3M using average thickness for the sandwich rubber band of 2mm wire in the opening portion upstream of structure
Amada Co., Ltd. produces) to install " leaking through toner catcher ", (average thickness is 1mm 8mm × 310mm felt, strain
Formula commercial firm mallet room is produced).Using image area rate for 5% image come carry out page 100 by paper after, in described image face
Product rate for 5% image come carry out page 20 by paper during, caught by " cross toner catcher " towards clear
The toner that clean scraper plate downstream is leaked through.The toner captured is transformed into digital data by image scanning, and passed through
The black muscle on image visually is observed, to whetheing there is leaking through for toner cleaning is confirmed and evaluated according to following evaluation criterions
Performance.
[evaluation criterion]
◎：Toner is not leaked through substantially, does not occur abnormal image (image for turning into black muscle on image and showing)
○：There is toner to leak through, but without generation abnormal image (image for turning into black muscle on image and showing)
△：There is toner to leak through generation, and occur abnormal image (image for turning into black muscle on image and showing)
×：It is more that toner leaks through generation, and frequently occur abnormal image and (turn into black muscle on image and the figure that shows
Picture)
The resistance to scraper plate ring ＞ of ＜
Use image area rate for 5% test image (A4 sizes), by complete under hot environment (32 DEG C, 54%RH)
The photoreceptor linear velocity of fast (common print speed) carries out the output of page 10,000, and passes through Half Speed (ground paper pattern)
Photoreceptor linear velocity is carried out after the output of page 10,000, is evaluated according to following evaluation criterions " resistance to scraper plate ring ".
[evaluation criterion]
◎：Do not occur abnormal sound
○：In Half Speed, the degree of 1 time or so can just occur for page 1,000 in the different of the very little that must be close to just hear
Chang Shengyin
△：Abnormal sound occurs during Half Speed
×：All occurs abnormal sound when full speed and Half Speed
Table 1
Table 2
Table 3
Table 4
Table 5
Fatty acid metal salts and inorganic lubricant in the table 1~5 it is detailed as follows.
-- fatty acid metal salts-
Zinc stearate：Wako Pure Chemical Industries, Ltd. produces
Calcium stearate：Wako Pure Chemical Industries, Ltd. produces
Zinc laurate：Wako Pure Chemical Industries, Ltd. produces
-- inorganic lubricant --- --
First inorganic lubricant ---
Boron nitride A：The production of Mai Tu new high-tech materials Co., Ltd, trade name：HCV, number average primary particle diameter：0.1μm
Boron nitride B：The production of Shui Dao alloyed irons Co., Ltd., trade name：FS-1, number average primary particle diameter：0.2μm
Boron nitride C：The production of ESKCeramics companies, trade name：S1-F, number average primary particle diameter：0.5μm
Boron nitride D：The production of ESKCeramics companies, trade name：S03, number average primary particle diameter：0.8μm
Talcum：The production of talcum Co., Ltd. of E Japan, trade name：D-800, number average primary particle diameter：0.8μm
Mica：Topy Kogyo K. K's production, development, number average primary particle diameter：0.8μm
Boron nitride E：The production of Shui Dao alloyed irons Co., Ltd., development, number average primary particle diameter：1.0μm
--- other inorganic lubricants ---
Boron nitride F：The production of ESKCeramics companies, trade name：S06, number average primary particle diameter：1.5μm
--- the second inorganic lubricant ---
Boron nitride G：The production of Shui Dao alloyed irons Co., Ltd., trade name：HP-P1, number average primary particle diameter：2.0μm
Boron nitride H：Electrochemical Co., Ltd.'s production, trade name：HGP, number average primary particle diameter：5.0μm
Mica：Topy Kogyo K. K's production, development, number average primary particle diameter：5.0μm
Boron nitride I：The production of Shui Dao alloyed irons Co., Ltd., trade name：HP-4W, number average primary particle diameter：8.0μm
Boron nitride J：The production of Shui Dao alloyed irons Co., Ltd., trade name：HP-2W, number average primary particle diameter：12.0μm
Boron nitride K：The production of ESKCeramics companies, trade name：S-15, number average primary particle diameter：15.0μm
The mode of the present invention can be as follows.
A kind of image-carrier protecting agents of the ＞ of ＜ 1, it is characterised in that contain：Fatty acid metal salts and inorganic lubricant, and
Aforementioned inorganic lubricant includes the first inorganic lubricant with less than 1.0 μm of number average primary particle diameter, and with 2.0 μm
Second inorganic lubricant of number average primary particle diameter above.
Image-carrier protecting agents of the ＞ of ＜ 2 according to the ＞ of ＜ 1, the inorganic lubricant be from mica, boron nitride,
At least one that molybdenum disulfide, tungsten disulfide, talcum, kaolin, montmorillonite, calcirm-fluoride and graphite are selected.
Image-carrier protecting agents of the ＞ of ＜ 3 according to the ＞ of ＜ 1 or the ＞ of ＜ 2, second inorganic lubricant is nitrogen
Change boron.
Image-carrier protecting agents of the ＞ of ＜ 4 according to any one of the ＞ of the ＞ of ＜ 1 to ＜ 3, the aliphatic acid gold
It is at least one selected from zinc stearate, calcium stearate and zinc laurate to belong to salt.
Image-carrier protecting agents of the ＞ of ＜ 5 according to any one of the ＞ of the ＞ of ＜ 1 to ＜ 4, is by the fat
The compression forming thing for the mixture that acid metal salt and the inorganic lubricant are constituted.
Image-carrier protecting agents of the ＞ of ＜ 6 according to any one of the ＞ of the ＞ of ＜ 1 to ＜ 5, the aliphatic acid gold
It is from zinc stearate to belong to salt.
Image-carrier protecting agents of the ＞ of ＜ 7 according to the ＞ of the ＞ of ＜ 1 to ＜ 6, the inorganic lubricant is boron nitride.
Image-carrier protecting agents of the ＞ of ＜ 8 according to the ＞ of the ＞ of ＜ 1 to ＜ 7, the fatty acid metal salts contain
Amount is in below the mass % of more than 70 mass % 98.
Image-carrier protecting agents of the ＞ of ＜ 9 according to the ＞ of the ＞ of ＜ 1 to ＜ 8, of first inorganic lubricant
Number average primary particle diameter is below 0.8 μm.
Image-carrier protecting agents of the ＞ of ＜ 10 according to the ＞ of the ＞ of ＜ 1 to ＜ 9, of first inorganic lubricant
Number average primary particle diameter is less than 0.8 μm more than 0.1 μm.
Image-carrier protecting agents of the ＞ of ＜ 11 according to the ＞ of the ＞ of ＜ 1 to ＜ 10, first inorganic lubricant
Number average primary particle diameter is less than 0.5 μm more than 0.1 μm.
Image-carrier protecting agents of the ＞ of ＜ 12 according to the ＞ of the ＞ of ＜ 1 to ＜ 11, second inorganic lubricant
Number average primary particle diameter is less than 15.0 μm more than 2.0 μm.
Image-carrier protecting agents of the ＞ of ＜ 13 according to the ＞ of the ＞ of ＜ 1 to ＜ 12, second inorganic lubricant
Number average primary particle diameter is less than 12.0 μm more than 2.0 μm.
Image-carrier protecting agents of the ＞ of ＜ 14 according to the ＞ of the ＞ of ＜ 1 to ＜ 13, second inorganic lubricant
Number average primary particle diameter is less than 8.0 μm more than 2.0 μm.
A kind of protective layer forming apparatuses of the ＞ of ＜ 15, it is characterised in that including any one institute in the ＞ of the ＞ of ＜ 1 to ＜ 14
The image-carrier protecting agent stated；Supplied with the image-carrier protecting agent that described image carrier protecting agent is supplied to image carrier surface
To part.
Protective layer forming apparatuses of the ＞ of ＜ 16 according to the ＞ of ＜ 15, described image carrier protecting agent supply part tool
There is foaming body layer.
Protective layer forming apparatuses of the ＞ of ＜ 17 according to the ＞ of ＜ 16, the foaming body layer is continuous air bubbles type.
Protective layer forming apparatuses of the ＞ of ＜ 18 according to any one of the ＞ of the ＞ of ＜ 15 to ＜ 17, further comprises
There is the described image carrier protecting agent that pressing is fed on described image carrier to protect in the formation of described image carrier surface
The protective layer formation part of layer.
A kind of image forming methods of the ＞ of ＜ 19, it is characterised in that including：Electrostatic latent image formation process, it is on image-carrier
Form electrostatic latent image；Developing procedure, it is using toner by the latent electrostatic image developing to form visual image；Transfer printing process,
The visual image is transferred in recording medium by it, and protective layer formation process, and it is after the visual image has been transferred
Described image carrier surface the image-carrier protecting agent any one of the ＞ of the ＞ of ＜ 1 to ＜ 14 is assigned to form guarantor
Sheath.
A kind of image processing systems of the ＞ of ＜ 20, it is characterised in that including：Image-carrier；Electrostatic latent image formation mechanism, its
Electrostatic latent image is formed on described image carrier；Developing mechanism, it is visual to be formed by the latent electrostatic image developing using toner
Image；Transfer means, the visual image is transferred in recording medium by it, and protective layer formation mechanism, and it is having transferred
State the described image carrier surface after visual image and assign image-carrier protection any one of the ＞ of the ＞ of ＜ 1 to ＜ 14
Agent is to form protective layer.
Image processing systems of the ＞ of ＜ 21 according to the ＞ of ＜ 20, in the transfer means more downstream and described
Protective layer formation mechanism more upstream side, further comprises having and is removed to remaining in the toner on described image carrier surface
The cleaning mechanism gone.
A kind of cartridge processings of the ＞ of ＜ 22, it is characterised in that including：Image-carrier, and protective layer formation mechanism, it is described
Image carrier surface assigns the image-carrier protecting agent any one of the ＞ of the ＞ of ＜ 1 to ＜ 14 to form protective layer.
Image-carrier protecting agent, the ＞ of the ＜ 15 to ＜ 18 according to any one of the ＞ of the ＞ of ＜ 1 to ＜ 14
A kind of image forming method described in protective layer forming apparatus, the ＞ of ＜ 19, the ＞ of the ＞ of ＜ 21 to ＜ 20 any one of ＞
Described image processing system and the cartridge processing described in the ＞ of ＜ 22, it becomes possible to solve described each of the prior art and ask
Topic, and reach the purpose of the present invention.
Claims (13)
1. a kind of image-carrier protecting agent, it is characterised in that contain：
Fatty acid metal salts and inorganic lubricant, and
Aforementioned inorganic lubricant includes the first inorganic lubricant with less than 1.0 μm of number average primary particle diameter, and has
Second inorganic lubricant of more than 2.0 μm of number average primary particle diameter.
2. image-carrier protecting agent according to claim 1, it is characterised in that：
The inorganic lubricant is from mica, boron nitride, molybdenum disulfide, tungsten disulfide, talcum, kaolin, montmorillonite, calcirm-fluoride
And at least one that graphite is selected.
3. image-carrier protecting agent according to claim 1 or 2, it is characterised in that：
Second inorganic lubricant is boron nitride.
4. the image-carrier protecting agent according to any one of claims 1 to 3, it is characterised in that：
The fatty acid metal salts are at least one selected from zinc stearate, calcium stearate and zinc laurate.
5. the image-carrier protecting agent according to any one of Claims 1-4, it is characterised in that：
It is the compression forming thing for the mixture being made up of the fatty acid metal salts and the inorganic lubricant.
6. a kind of protective layer forming apparatus, it is characterised in that including：
Image-carrier protecting agent any one of claim 1 to 5；With
Described image carrier protecting agent is supplied to the image-carrier protecting agent supply part of image carrier surface.
7. protective layer forming apparatus according to claim 6, it is characterised in that：
Described image carrier protecting agent supply part has foaming body layer.
8. protective layer forming apparatus according to claim 7, it is characterised in that：
The foaming body layer is continuous air bubbles type.
9. the protective layer forming apparatus according to any one of claim 6 to 8, it is characterised in that：
Further comprise the described image carrier protecting agent for thering is pressing to be fed on described image carrier to carry in described image
Body surface face forms the protective layer formation part of protective layer.
10. a kind of image forming method, it is characterised in that including：
Electrostatic latent image formation process, it forms electrostatic latent image on image-carrier；
Developing procedure, it is using toner by the latent electrostatic image developing to form visual image；
Transfer printing process, the visual image is transferred in recording medium by it, and
Protective layer formation process, its after the visual image has been transferred described image carrier surface entitle requirement 1
To the image-carrier protecting agent any one of 5 to form protective layer.
11. a kind of image processing system, it is characterised in that including：
Image-carrier；
Electrostatic latent image formation mechanism, it forms electrostatic latent image on described image carrier；
Developing mechanism, it is using toner by the latent electrostatic image developing to form visual image；
Transfer means, the visual image is transferred in recording medium by it, and
Protective layer formation mechanism, its after the visual image has been transferred described image carrier surface entitle requirement 1
To the image-carrier protecting agent any one of 5 to form protective layer.
12. image processing system according to claim 11, it is characterised in that：
In the transfer means more downstream and the protective layer formation mechanism more upstream side, further comprise having to residual
The cleaning mechanism that toner on described image carrier surface is removed.
13. a kind of cartridge processing, it is characterised in that including：
Image-carrier, and
Protective layer formation mechanism, it is carried in the image any one of described image carrier surface entitle requirement 1 to 5
Body protective agent is to form protective layer.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016-083103 | 2016-04-18 | ||
| JP2016083103A JP6707968B2 (en) | 2016-04-18 | 2016-04-18 | Image carrier protective agent, protective layer forming apparatus, image forming method, image forming apparatus, and process cartridge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107305337A true CN107305337A (en) | 2017-10-31 |
| CN107305337B CN107305337B (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710232291.0A Expired - Fee Related CN107305337B (en) | 2016-04-18 | 2017-04-11 | Image carrier protecting agent, protective layer forming device, image forming method, image forming device and processing cartridge |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6707968B2 (en) |
| CN (1) | CN107305337B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1403879A (en) * | 2001-08-20 | 2003-03-19 | 佳能株式会社 | Developing apparatus, processing box and image forming method |
| US20090290919A1 (en) * | 2008-05-20 | 2009-11-26 | Shinya Tanaka | Image-bearing member protecting agent, protective layer forming device, image forming method, image forming apparatus and process cartridge |
| JP2009300861A (en) * | 2008-06-16 | 2009-12-24 | Ricoh Co Ltd | Image carrier protective agent, protective layer forming device, image forming method, image forming apparatus and process cartridge |
| CN102540840A (en) * | 2010-09-09 | 2012-07-04 | 株式会社理光 | Protecting agent supplying member, protective layer forming device, and image forming apparatus |
| JP2014074762A (en) * | 2012-10-03 | 2014-04-24 | Ricoh Co Ltd | Image carrier protective agent, protective layer forming device, and image forming apparatus |
| CN105988314A (en) * | 2014-09-26 | 2016-10-05 | 富士施乐株式会社 | Image forming method, image forming apparatus, and process cartridge |
-
2016
- 2016-04-18 JP JP2016083103A patent/JP6707968B2/en not_active Expired - Fee Related
-
2017
- 2017-04-11 CN CN201710232291.0A patent/CN107305337B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1403879A (en) * | 2001-08-20 | 2003-03-19 | 佳能株式会社 | Developing apparatus, processing box and image forming method |
| US20090290919A1 (en) * | 2008-05-20 | 2009-11-26 | Shinya Tanaka | Image-bearing member protecting agent, protective layer forming device, image forming method, image forming apparatus and process cartridge |
| JP2009300861A (en) * | 2008-06-16 | 2009-12-24 | Ricoh Co Ltd | Image carrier protective agent, protective layer forming device, image forming method, image forming apparatus and process cartridge |
| CN102540840A (en) * | 2010-09-09 | 2012-07-04 | 株式会社理光 | Protecting agent supplying member, protective layer forming device, and image forming apparatus |
| JP2014074762A (en) * | 2012-10-03 | 2014-04-24 | Ricoh Co Ltd | Image carrier protective agent, protective layer forming device, and image forming apparatus |
| CN105988314A (en) * | 2014-09-26 | 2016-10-05 | 富士施乐株式会社 | Image forming method, image forming apparatus, and process cartridge |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6707968B2 (en) | 2020-06-10 |
| CN107305337B (en) | 2021-01-15 |
| JP2017194507A (en) | 2017-10-26 |
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