CN107987614A - A kind of ink of inkjet printing and preparation method thereof - Google Patents
A kind of ink of inkjet printing and preparation method thereof Download PDFInfo
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- CN107987614A CN107987614A CN201810030568.6A CN201810030568A CN107987614A CN 107987614 A CN107987614 A CN 107987614A CN 201810030568 A CN201810030568 A CN 201810030568A CN 107987614 A CN107987614 A CN 107987614A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
- C09D11/38—Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes
Abstract
The present invention relates to a kind of ink of inkjet printing and preparation method thereof, belong to ceramic ink technical field.The technical problem to be solved by the present invention is to provide a kind of preparation method of the ink of inkjet printing.Polymethyl methacrylate is dissolved in organic solvent by this method, then adds praseodymium oxide nano-particle, and after stirring evenly, spray drying, obtains combined oxidation praseodymium nano-particle；Combined oxidation praseodymium nano-particle, inorganic borate, solid suspending agent and solvent are mixed again, function additive, solvent and distilled water is added after grinding pulp, mixes filtering, obtain the ink of inkjet printing.This method is simple, of low cost, and the ink color development ability being prepared is strong, it is firmly combined with base material, and praseodymium oxide is coated by polymethyl methacrylate, improves its dispersiveness in ink, so that it is not easy to plug in print procedure, can be widely applied in inkjet printing.
Description
Technical field
The present invention relates to a kind of ink of inkjet printing and preparation method thereof, belong to ceramic ink technical field.
Background technology
Ceramic ink jet printing technique be it is a kind of inorganic ceramic colorant is ground to Nano grade ceramic ink is made, then pass through
Ceramic ink jet printer prints to ceramic tile surface to achieve the purpose that decoration.Ink-jet printed technology from scratch, then from have to
2015 close to saturation, the reason for a few years time, ink-jet printed technology development is so swift and violent, its is real, is ceramic spray
Ink-printed technology has unrivaled advantage than traditional screen printing technology, roller printing technology.Ceramic ink jet stamp skill
Art is a kind of contactless, no pressure, the novel ceramic tile printing technique without printing plate.Has the following advantages：（1）Speed of changing the line of production is fast, turns
It is low to produce cost.（2）Product pattern clarity higher, exquisiteness more true to nature.（3）It is low-carbon environment-friendly, cost-effective.（4）Production design spirit
It is living quick.（5）From the influence of yield, can be produced with small lot.Just because of ceramic ink jet printing technique in ceramic decoration skill
Important technical in art is crossed over, and is known as " the third time revolution of ceramic printing technology ".
Ink-jet technology is being developed rapidly as a kind of emerging mode of printing, matching inkjet printing consumable material
Developing by leaps and bounds.Important component of the ink as printing consumables, the quality of its quality directly affect the matter of inkjet printing
Amount.Exploitation intensity of brightness is high, gamut of coloration is wide, printing is smooth, stability is good and the ink of safety and environmental protection is that following ink-jet is beaten
The inexorable trend of print.
The Chinese invention patent of Application No. 201710847323.8 discloses a kind of ink-jet ceramic ink and its preparation
Method.Size tunable is made by sol-gel process, particle diameter is smaller, and narrow distribution, agglomeration is few, and purity is high, color development power
By force, it is coloring stabilized, the low ceramic pigment of calcination temperature, and compounded with dispersant, it can form certain thickness on the surface of pigment granules
The adsorption layer of degree, can not only preferably be incorporated in particle surface, and solvent chain can also produce in corresponding decentralized medium
Enough space steric effects, so as to improve dispersion stabilization, glaze is added by ink, occurs split-phase in glaze, and glaze is presented
Milkiness, diffusing reflection of the opaque glaze to incident light makes glaze face color more yellow softer, while can cover base substrate color, so available low
Grade and material inferior even solid waste do blank, and ink addition difference does not cause in glaze split-phase and the effect of milkiness also not
Together, the allotment for glaze face color so being decorated for ceramic ink jet printing provides wide adjustable approach.
The Chinese invention patent of Application No. 201611159917.1 discloses a kind of ceramics transfer digit printing ink jet ink
Water, it is composed of the following components by weight percentage：Nano grade inorganic pigment 1.0~16%；Dispersant 0.5~20%；Surface
Power conditioning agent 0.2~2%；Fungicide 0.1~1.0%；Viscosity modifier 2~30%；PH adjusting agent 0.1~2%；Deionized water,
Its surplus；The invention also discloses the application method that above-mentioned ceramics transfer digit printing ink-jet writing ink is used for ceramic surface printing,
By water-transfer printing paper by by above-mentioned ceramics shift the figure bat printing that is formed of digit printing ink-jet writing ink in ceramic idiosome, glaze or
On glaze, then ceramics are calcined in 600~1200 DEG C of stove, you can the figure of digital transfer print is formed on ceramics；The hair
Bright beneficial effect is：Quality stability is strong, can long-time storage, and color dynamics, color fastness and trace clarity can reach
Higher technical requirements.
As it can be seen that above-mentioned ink is that the aspect of performance such as color dynamics improve ink.But ink is in ink-jet
When, since base substrate temperature is higher, ink easily solidifies the blocking for causing nozzle at nozzle, how to develop one kind and is not easy to plug
The ink of nozzle is a problem of the art.
The Chinese invention patent of Application No. 201510667026.6 discloses a kind of ceramic ink jet printing water-base ink
And preparation method thereof, which includes ceramic color masterbatch, inorganic borate, solid suspending agent and solvent.With existing water-based ink
Compare, the present invention has following outstanding feature：In the water-soluble printing ink formula of the present invention, inorganic borate conduct is cleverly added
Assistant toner so that formed water-based ink color development ability is stronger, while is combined with glaze paint more firm.In addition add in the present invention
Solid suspending agent contribute to further disperseing for ceramic color masterbatch so that the dispersiveness of water-base ink is more preferable, more difficult blocking
Nozzle.The invention can solve the problems, such as blocking nozzle to a certain extent, and still, by much time using, the ink is still
There is the situation for blocking nozzle to occur, it is necessary to further improve.
The content of the invention
The blocking for causing nozzle is easily solidified at nozzle for existing ink ink, the present invention proposes that one kind is not easy to block up
Fill in ink of nozzle and preparation method thereof.
First technical problem that the present invention solves is to provide a kind of preparation method of the ink of inkjet printing.
The preparation method of the ink of inkjet printing of the present invention, includes the following steps：
A, the preparation of combined oxidation praseodymium nano-particle：Polymethyl methacrylate is dissolved in organic solvent, obtains poly- methyl-prop
E pioic acid methyl ester solution, then adds praseodymium oxide nano-particle, and after stirring evenly, spray drying, obtains polymethyl methacrylate
The praseodymium oxide nano-particle of cladding, i.e. combined oxidation praseodymium nano-particle；
B, the preparation of composite mortar：Combined oxidation praseodymium nano-particle, inorganic borate, solid suspending agent and solvent are mixed, ground
Slurry is ground, obtains composite mortar；By weight, 10~30 parts of combined oxidation praseodymium nano-particle, 2~20 parts of inorganic borate,
2~10 parts of solid suspending agent, 10~40 parts of solvent；
C, the acquisition of ink：Function additive, solvent and distilled water are added in composite mortar, is filtered after mixing, is obtained ink-jet and beat
The ink of print；Wherein, the weight ratio of composite mortar, function additive, solvent and distilled water is 30~50:0~17:10~20:
10~20.
The present invention is used as assistant toner by adding inorganic borate so that formed ink color development ability is stronger, adds at the same time
Enter rare-earth oxidation praseodymium nano-particle, not only there is friction to urge the effect of oozing boron using rare earth compound, but also to boride
Decomposing has " friction catalytic cracking " effect, makes the increase of friction surface activated boron atoms, at the same combined with base material it is more firm,
And praseodymium oxide is coated by polymethyl methacrylate, improves its dispersiveness in ink so that it is being beaten
It is not easy to plug during print.
A steps are mainly the process for the praseodymium oxide nano-particle for preparing polymethyl methacrylate cladding.
Polymethyl methacrylate is commonly called as organic glass, be so far synthesize transparent material in quality it is most excellent, price
Again than convenient kind, there is the advantages that light, inexpensive, to be easy to shaping, the present invention uses polymethyl methacrylate conduct
Raw material coats praseodymium oxide, can improve the dispersiveness of ink, makes it in print procedure not with blocking nozzle.
The common organic solvent that can dissolve polymethyl methacrylate is suitable for the present invention, in order to follow-up easily dry
It is dry, it is preferred to use volatile organic solvent, it is furthermore preferred that in a steps, the organic solvent is acetone, ethyl acetate, dichloro
Methane or chloroform.
Preferably, in a steps, the concentration of polymethyl methacrylate solution is 10~30wt%；More preferably polymethyl
The concentration of sour methyl ester solution is 20wt%.
Praseodymium oxide, also known as 11 aoxidize six praseodymiums, molecular formula Pr6O11, is usually used in architectural pottery and domestic ceramics, its with
Ceramic glaze is mixed and made into color glaze, also can individually make under-glaze pigment, and manufactured pigment is pure color, simple and elegant in faint yellow.The present invention
By the use of praseodymium oxide nano-particle as the raw material of ink, not only there is friction to urge the effect of oozing, but also the decomposition tool to boride to boron
There is " friction catalytic cracking " effect, make the increase of friction surface activated boron atoms, while combined with base material more firm.
Preferably, in a steps, the particle diameter of praseodymium oxide nano-particle is 10~300nm.
In order to make polymethyl methacrylate can be good at coating praseodymium oxide nano-particle, have necessarily to the dosage of the two
Requirement, it is preferred that in a steps, by weight, polymethyl methacrylate：Praseodymium oxide nano-particle=1~5:1；More preferably
, by weight, polymethyl methacrylate：Praseodymium oxide nano-particle=50-100:1.
Praseodymium oxide nano-particle is added in polymethyl methacrylate solution, is done after being uniformly dispersed, it is necessary to carry out spraying
The dry praseodymium oxide nano-particle that can just obtain polymethyl methacrylate cladding.Spray drying is that systematization technique is applied to material
A kind of dry method.In hothouse by solvent or diluent after atomization, in the contact with hot-air, moisture rapid vaporization, to obtain the final product
To dry products.The method can directly make solution, emulsion drying powdering or particulate preparation, can save the works such as devaporation, crushing
Sequence.The principle that the present invention is spray-dried is by mechanism, will be mixed with the poly-methyl methacrylate of praseodymium oxide nano-particle
Ester solution is dispersed into the very thin particulate as mist, can so increase evaporation of the solvent area, accelerates drying process, empty with heat
Gas contacts, and removes most of solvent in moment, polymethyl methacrylate is dried to powder, while internal cladding praseodymium oxide
Nano-particle.
B step is to prepare the process of composite mortar.After each raw material is mixed by proportioning, grinding, you can obtain composite mortar.
Wherein, the proportioning of each raw material is crucial.In order to improve the performance of ink, it is preferred that in b step, by weight,
13~25 parts of combined oxidation praseodymium nano-particle, 5~15 parts of inorganic borate, 4~8 parts of solid suspending agent, 20~30 parts of solvent；More
Preferably, by weight, 21 parts of combined oxidation praseodymium nano-particle, 12 parts of inorganic borate, 6 parts of solid suspending agent, solvent 24
Part.
The grinding can carry out in grinder, i.e., the praseodymium oxide nanoparticle coated polymethyl methacrylate
Son, inorganic borate, solid suspending agent and partial solvent are transferred to grinder grinding, pulp after grinding after uniformly mixing.The present invention
There is no special requirement to grinder, grinder commonly used in the art can be used.Preferably, the fineness of the slurry after grinding is
D50＜ 250nm, D90＜ 800nm.Inorganic borate is the important component of the ink of the present invention.Act not only as helping color
Agent so that formed ink color development ability is stronger, moreover it is possible to acted on rare-earth oxidation praseodymium nano-particle, increase ink and base material
Be firmly combined with degree.Inorganic borate commonly used in the art is suitable for the present invention, it is preferred that the inorganic borate is four
Boratex, line borate or zinc borate.
The solid suspending agent is preferably hydrophilic fumed silica.Hydrophilic fumed silica is to pass through volatility
The loose white powder of prepared by chlorosilane hydrolyzes in oxyhydrogen flame.Chemically angle is seen, these loose white powders by
The amorphous silica of high-purity is formed.Hydrophilic silicon oxides can be soaked with water, and can be disperseed in water, can improve face
Expect filler suspension and dispersiveness in liquid system.Therefore, solid suspending agent of the invention is preferably hydrophily gas phase dioxy
SiClx.
Preferably, in b step, the solvent is ethanol.
Step c adds function additive, solvent and distilled water in composite mortar, is filtered after mixing, you can obtain the present invention
The ink of inkjet printing.
Wherein, the content of each component is crucial, it is preferred that in step c, composite mortar, function additive, solvent and distilled water
Weight ratio be 33~47:13~16:12~18:12~18；It is preferred that composite mortar, function additive, the weight of solvent and distilled water
Amount is than being 41:15:16:15.
Function additive is to confer to the auxiliary agent of ink various functions, if this kind of function is not required, its function additive can save
Slightly.Preferably, the species of the function additive can be at least one of antitack agent, defoamer, anti-settling agent and levelling agent.
Preferably, the solvent in step c is identical with the solvent of b step, it is furthermore preferred that the solvent in step c is ethanol.
Second technical problem that the present invention solves is to provide a kind of ink of inkjet printing.
The ink of inkjet printing of the present invention, is prepared using the preparation method of the ink of above-mentioned inkjet printing.
The ink of inkjet printing of the present invention, color development ability is strong, is firmly combined with degree height with base material, and good dispersion will not
There is the phenomenon for blocking nozzle, the susceptible to plugging defect of existing ink can be solved.
Compared with prior art, the present invention has the advantages that：
The ink of inkjet printing of the present invention, its preparation method is simple, of low cost, and the ink color development ability being prepared
By force, while rare-earth oxidation praseodymium nano-particle is added, not only there is friction to urge the effect of oozing boron using rare earth compound, and it is right
The decomposition of boride with " friction catalytic cracking " act on, make friction surface activated boron atoms increase, while with base material knot
Conjunction is more firm, and praseodymium oxide is coated by polymethyl methacrylate, improves its dispersiveness in ink, makes
Obtain it to be not easy to plug in print procedure, can be widely applied in inkjet printing.
Embodiment
In the following, the present invention will be further described in detail by way of specific embodiments, but this should not be interpreted as to the present invention
Scope be only limitted to following example.Without departing from the idea of the above method of the present invention, according to ordinary skill
The various replacements or change that knowledge and customary means are made, should be included in the scope of the present invention.
Embodiment 1
The ink of inkjet printing is prepared with the following method：
A, the preparation of combined oxidation praseodymium nano-particle：Polymethyl methacrylate is dissolved in organic solvent, obtains poly- methyl-prop
E pioic acid methyl ester solution, then adds the praseodymium oxide nano-particle that particle diameter is 10~300nm, after stirring evenly, is placed in spray drying
In machine, spray drying, obtains combined oxidation praseodymium nano-particle；The organic solvent is acetone；Polymethyl methacrylate solution
Concentration be 10wt%；By weight, polymethyl methacrylate：Praseodymium oxide nano-particle=50:1.
B, the preparation of composite mortar：By combined oxidation praseodymium nano-particle, inorganic borate, solid suspending agent hydrophilic gas phase
Silica and etoh solvent mix, and are transferred in grinder and are ground, the fineness of the slurry after grinding is D50＜ 250nm, D90
＜ 800nm, pulp after grinding, obtain composite mortar；By weight, 10 parts of combined oxidation praseodymium nano-particle, inorganic borate
20 parts, 2 parts of solid suspending agent hydrophilic aerosil, 40 parts of etoh solvent；Inorganic borate is sodium tetraborate.
C, the acquisition of ink：Etoh solvent and distilled water are added in composite mortar, is filtered after mixing, obtains inkjet printing
Ink；Wherein, the weight ratio of composite mortar, etoh solvent and distilled water is 30:10:20.
The chromophoric characteristic detection of the ink is detected, compared colour difference's sample is compared using iWave WF32 series color difference meters
Color, the result is shown in table 1.
Since the ink research and development difficulty of ceramic ink jet printing is big, in terms of stability test, although have refer to it is several
Test method including centrefuge experiment, absorbance-ratio method, deterioration experiment, ink standing experiment etc., but preferably most persuade
Power be ink upper machine testing.Therefore, the present invention carries out the examination with computer of ink using ink-jet printer.By 4 months
Upper machine circulates printing test, it is found that the ink does not block nozzle, and printing effect is good.
Embodiment 2
The ink of inkjet printing is prepared with the following method：
A, the preparation of combined oxidation praseodymium nano-particle：Polymethyl methacrylate is dissolved in organic solvent, obtains poly- methyl-prop
E pioic acid methyl ester solution, then adds the praseodymium oxide nano-particle that particle diameter is 10~300nm, after stirring evenly, is placed in spray drying
In machine, spray drying, obtains combined oxidation praseodymium nano-particle；The organic solvent is ethyl acetate；Polymethyl methacrylate
The concentration of solution is 30wt%；By weight, polymethyl methacrylate：Praseodymium oxide nano-particle=60:1.
B, the preparation of composite mortar：By combined oxidation praseodymium nano-particle, inorganic borate, solid suspending agent hydrophilic gas phase
Silica and etoh solvent mix, and are transferred in grinder and are ground, the fineness of the slurry after grinding is D50＜ 250nm, D90
＜ 800nm, pulp after grinding, obtain composite mortar；By weight, 30 parts of combined oxidation praseodymium nano-particle, inorganic borate 2
Part, 10 parts of solid suspending agent hydrophilic aerosil, 10 parts of etoh solvent；Inorganic borate is line borate.
C, the acquisition of ink：Function additive, etoh solvent and distilled water are added in composite mortar, filters, obtains after mixing
To the ink of inkjet printing；Wherein, the weight ratio of composite mortar, function additive, etoh solvent and distilled water is 50:17:20:
10；The function additive is antitack agent.
The chromophoric characteristic detection of the ink is detected, compared colour difference's sample is compared using iWave WF32 series color difference meters
Color, the result is shown in table 1.
The examination with computer of the ink is carried out using ink-jet printer.Printing test is circulated by the upper machines of 4 months, finding should
Ink does not block nozzle, and printing effect is good.
Embodiment 3
The ink of inkjet printing is prepared with the following method：
A, the preparation of combined oxidation praseodymium nano-particle：Polymethyl methacrylate is dissolved in organic solvent, obtains poly- methyl-prop
E pioic acid methyl ester solution, then adds the praseodymium oxide nano-particle that particle diameter is 10~300nm, after stirring evenly, is placed in spray drying
In machine, spray drying, obtains combined oxidation praseodymium nano-particle；The organic solvent is dichloromethane；Polymethyl methacrylate
The concentration of solution is 20wt%；By weight, polymethyl methacrylate：Praseodymium oxide nano-particle=50:1.
B, the preparation of composite mortar：By combined oxidation praseodymium nano-particle, inorganic borate, solid suspending agent hydrophilic gas phase
Silica and etoh solvent mix, and are transferred in grinder and are ground, the fineness of the slurry after grinding is D50＜ 250nm, D90
＜ 800nm, pulp after grinding, obtain composite mortar；By weight, 13 parts of combined oxidation praseodymium nano-particle, inorganic borate 5
Part, 8 parts of solid suspending agent hydrophilic aerosil, 30 parts of etoh solvent；Inorganic borate is zinc borate.
C, the acquisition of ink：Function additive, etoh solvent and distilled water are added in composite mortar, filters, obtains after mixing
To the ink of inkjet printing；Wherein, the weight ratio of composite mortar, function additive, etoh solvent and distilled water is 33:1:18:
12；The function additive is defoamer.
The chromophoric characteristic detection of the ink is detected, compared colour difference's sample is compared using iWave WF32 series color difference meters
Color, the result is shown in table 1.
The examination with computer of the ink is carried out using ink-jet printer.Printing test is circulated by the upper machines of 4 months, finding should
Ink does not block nozzle, and printing effect is good.
Embodiment 4
The ink of inkjet printing is prepared with the following method：
A, the preparation of combined oxidation praseodymium nano-particle：Polymethyl methacrylate is dissolved in organic solvent, obtains poly- methyl-prop
E pioic acid methyl ester solution, then adds the praseodymium oxide nano-particle that particle diameter is 10~300nm, after stirring evenly, is placed in spray drying
In machine, spray drying, obtains combined oxidation praseodymium nano-particle；The organic solvent is acetone；Polymethyl methacrylate solution
Concentration be 15wt%；By weight, polymethyl methacrylate：Praseodymium oxide nano-particle=80:1.
B, the preparation of composite mortar：By combined oxidation praseodymium nano-particle, inorganic borate, solid suspending agent hydrophilic gas phase
Silica and etoh solvent mix, and are transferred in grinder and are ground, the fineness of the slurry after grinding is D50＜ 250nm, D90
＜ 800nm, pulp after grinding, obtain composite mortar；By weight, 25 parts of combined oxidation praseodymium nano-particle, inorganic borate
15 parts, 4 parts of solid suspending agent hydrophilic aerosil, 20 parts of etoh solvent；Inorganic borate is sodium tetraborate.
C, the acquisition of ink：Function additive, etoh solvent and distilled water are added in composite mortar, filters, obtains after mixing
To the ink of inkjet printing；Wherein, the weight ratio of composite mortar, function additive, etoh solvent and distilled water is 47:7:12:
18；The function additive is anti-settling agent.
The chromophoric characteristic detection of the ink is detected, compared colour difference's sample is compared using iWave WF32 series color difference meters
Color, the result is shown in table 1.
The examination with computer of the ink is carried out using ink-jet printer.Printing test is circulated by the upper machines of 4 months, finding should
Ink does not block nozzle, and printing effect is good.
Embodiment 5
The ink of inkjet printing is prepared with the following method：
A, the preparation of combined oxidation praseodymium nano-particle：Polymethyl methacrylate is dissolved in organic solvent, obtains poly- methyl-prop
E pioic acid methyl ester solution, then adds the praseodymium oxide nano-particle that particle diameter is 10~300nm, after stirring evenly, is placed in spray drying
In machine, spray drying, obtains combined oxidation praseodymium nano-particle；The organic solvent is ethyl acetate；Polymethyl methacrylate
The concentration of solution is 25wt%；By weight, polymethyl methacrylate：Praseodymium oxide nano-particle=100:1.
B, the preparation of composite mortar：By combined oxidation praseodymium nano-particle, inorganic borate, solid suspending agent hydrophilic gas phase
Silica and etoh solvent mix, and are transferred in grinder and are ground, the fineness of the slurry after grinding is D50＜ 250nm, D90
＜ 800nm, pulp after grinding, obtain composite mortar；By weight, 18 parts of combined oxidation praseodymium nano-particle, inorganic borate
11 parts, 7 parts of solid suspending agent hydrophilic aerosil, 25 parts of etoh solvent；Inorganic borate is sodium tetraborate.
C, the acquisition of ink：Function additive, etoh solvent and distilled water are added in composite mortar, filters, obtains after mixing
To the ink of inkjet printing；Wherein, the weight ratio of composite mortar, function additive, etoh solvent and distilled water is 38:5:14:
16；The function additive is levelling agent.
The chromophoric characteristic detection of the ink is detected, compared colour difference's sample is compared using iWave WF32 series color difference meters
Color, the result is shown in table 1.
The examination with computer of the ink is carried out using ink-jet printer.Printing test is circulated by the upper machines of 4 months, finding should
Ink does not block nozzle, and printing effect is good.
Embodiment 6
The ink of inkjet printing is prepared with the following method：
A, the preparation of combined oxidation praseodymium nano-particle：Polymethyl methacrylate is dissolved in organic solvent, obtains poly- methyl-prop
E pioic acid methyl ester solution, then adds the praseodymium oxide nano-particle that particle diameter is 10~300nm, after stirring evenly, is placed in spray drying
In machine, spray drying, obtains combined oxidation praseodymium nano-particle；The organic solvent is acetone；Polymethyl methacrylate solution
Concentration be 20wt%；By weight, polymethyl methacrylate：Praseodymium oxide nano-particle=50:1.
B, the preparation of composite mortar：By combined oxidation praseodymium nano-particle, inorganic borate, solid suspending agent hydrophilic gas phase
Silica and etoh solvent mix, and are transferred in grinder and are ground, the fineness of the slurry after grinding is D50＜ 250nm, D90
＜ 800nm, pulp after grinding, obtain composite mortar；By weight, 21 parts of combined oxidation praseodymium nano-particle, inorganic borate
12 parts, 6 parts of solid suspending agent hydrophilic aerosil, 24 parts of etoh solvent；Inorganic borate is sodium tetraborate.
C, the acquisition of ink：Function additive, etoh solvent and distilled water are added in composite mortar, filters, obtains after mixing
To the ink of inkjet printing；Wherein, the weight ratio of composite mortar, function additive, etoh solvent and distilled water is 41:4:16:
15；The function additive is antitack agent.
The chromophoric characteristic detection of the ink is detected, compared colour difference's sample is compared using iWave WF32 series color difference meters
Color, the result is shown in table 1.
The examination with computer of the ink is carried out using ink-jet printer.Printing test is circulated by the upper machines of 4 months, finding should
Ink does not block nozzle, and printing effect is good.
Comparative example 1
The ink of inkjet printing is prepared with the following method：
A, the preparation of combined oxidation praseodymium nano-particle：Polymethyl methacrylate is dissolved in organic solvent, obtains poly- methyl-prop
E pioic acid methyl ester solution, then adds the praseodymium oxide nano-particle that particle diameter is 10~300nm, after stirring evenly, is placed in spray drying
In machine, spray drying, obtains combined oxidation praseodymium nano-particle；The organic solvent is acetone；Polymethyl methacrylate solution
Concentration be 20wt%；By weight, polymethyl methacrylate：Praseodymium oxide nano-particle=150：1.
B, the preparation of composite mortar：By combined oxidation praseodymium nano-particle, inorganic borate, solid suspending agent hydrophilic gas phase
Silica and etoh solvent mix, and are transferred in grinder and are ground, the fineness of the slurry after grinding is D50＜ 250nm, D90
＜ 800nm, pulp after grinding, obtain composite mortar；By weight, 21 parts of combined oxidation praseodymium nano-particle, inorganic borate
12 parts, 6 parts of solid suspending agent hydrophilic aerosil, 24 parts of etoh solvent；Inorganic borate is sodium tetraborate.
C, the acquisition of ink：Function additive, etoh solvent and distilled water are added in composite mortar, filters, obtains after mixing
To the ink of inkjet printing；Wherein, the weight ratio of composite mortar, function additive, etoh solvent and distilled water is 41:4:16:
15；The function additive is antitack agent.
The chromophoric characteristic detection of the ink is detected, compared colour difference's sample is compared using iWave WF32 series color difference meters
Color, the result is shown in table 1.
The examination with computer of the ink is carried out using ink-jet printer.Printing test is circulated by the upper machines of 4 months, finding should
Ink does not block nozzle, and printing effect is good.
The chromophoric characteristic detection of the ink is detected, compared colour difference's sample is compared using iWave WF32 series color difference meters
Color, the result is shown in table 1.
The examination with computer of the ink is carried out using ink-jet printer.Printing test is circulated by the upper machines of 4 months, finding should
Ink has blocks nozzle twice, and printing effect is preferable.
Table 1
| Numbering | Chromophoric characteristic |
| Embodiment 1 | 16.38 |
| Embodiment 2 | 16.29 |
| Embodiment 3 | 17.51 |
| Embodiment 4 | 17.64 |
| Embodiment 5 | 18.08 |
| Embodiment 6 | 18.94 |
| Comparative example 1 | 15.88 |
Claims (8)
1. the preparation method of the ink of kind of inkjet printing, it is characterised in that include the following steps：
A, the preparation of combined oxidation praseodymium nano-particle：Polymethyl methacrylate is dissolved in organic solvent, obtains poly- methyl-prop
E pioic acid methyl ester solution, then adds praseodymium oxide nano-particle, and after stirring evenly, spray drying, obtains combined oxidation praseodymium nanoparticle
Son；
B, the preparation of composite mortar：Combined oxidation praseodymium nano-particle, inorganic borate, solid suspending agent and solvent are mixed, ground
Slurry is ground, obtains composite mortar；By weight, 10~30 parts of combined oxidation praseodymium nano-particle, 2~20 parts of inorganic borate,
2~10 parts of solid suspending agent, 10~40 parts of solvent；
C, the acquisition of ink：Function additive, solvent and distilled water are added in composite mortar, is filtered after mixing, is obtained ink-jet and beat
The ink of print；Wherein, the weight ratio of composite mortar, function additive, solvent and distilled water is 30~50:0~17:10~20:
10~20.
2. the preparation method of the ink of inkjet printing according to claim 1, it is characterised in that：It is described to have in a steps
Solvent is acetone, ethyl acetate, dichloromethane or chloroform.
3. the preparation method of the ink of inkjet printing according to claim 1, it is characterised in that：In a steps, poly- methyl
The concentration of methyl acrylate solution is 10~30wt%.
4. the preparation method of the ink of inkjet printing according to claim 1, it is characterised in that：In a steps, praseodymium oxide
The particle diameter of nano-particle is 10~300nm.
5. the preparation method of the ink of inkjet printing according to claim 1, it is characterised in that：In a steps, by weight
Than polymethyl methacrylate：Praseodymium oxide nano-particle=50-100:1.
6. the preparation method of the ink of inkjet printing according to claim 1, it is characterised in that：In b step, the nothing
Machine borate is sodium tetraborate, line borate or zinc borate；The solid suspending agent is hydrophilic aerosil；The solvent
For ethanol.
7. the preparation method of the ink of inkjet printing according to claim 1, it is characterised in that：In step c, the work(
Energy auxiliary agent is at least one of antitack agent, defoamer, anti-settling agent and levelling agent；The solvent is ethanol.
A kind of 8. ink of inkjet printing, it is characterised in that：Used using claim 1~7 any one of them inkjet printing
The preparation method of ink be prepared.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810030568.6A CN107987614A (en) | 2018-01-12 | 2018-01-12 | A kind of ink of inkjet printing and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810030568.6A CN107987614A (en) | 2018-01-12 | 2018-01-12 | A kind of ink of inkjet printing and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107987614A true CN107987614A (en) | 2018-05-04 |
Family
ID=62041058
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810030568.6A Withdrawn CN107987614A (en) | 2018-01-12 | 2018-01-12 | A kind of ink of inkjet printing and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107987614A (en) |
-
2018
- 2018-01-12 CN CN201810030568.6A patent/CN107987614A/en not_active Withdrawn
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Application publication date: 20180504 |