CN101457118B - Nano paint and preparation method thereof - Google Patents
Nano paint and preparation method thereof Download PDFInfo
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- CN101457118B CN101457118B CN2007101250733A CN200710125073A CN101457118B CN 101457118 B CN101457118 B CN 101457118B CN 2007101250733 A CN2007101250733 A CN 2007101250733A CN 200710125073 A CN200710125073 A CN 200710125073A CN 101457118 B CN101457118 B CN 101457118B
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Abstract
The present invention provides a nanometer paint which includes cementing compound, nanometer solid lubricants, dissolvent, surface active agent and accessory ingredient, wherein the accessory ingredient is three sodium chloride isocyanuric and/or second sodium chloride isocyanuric. The present invention also provides a preparation method thereof, which includes disperse the cementing compound, nanometer solid lubricants, dissolvent, surface active agent andaccessory ingredient in 28-100khz ultrasonics for 3-4 hours. The paint provided in the invention forms a coating layer on rubber surface which has good abrasion resistance and surface lubrication property, strong adhesive force on rubber material surface and not easy brush off.
Description
[technical field]
The present invention relates to a kind of nano paint and preparation method thereof.
[background technology]
Rubber item has very widely in daily life to be used.Along with the development of society, also more and more higher to the performance requriements of rubber item.In particular as the sheet rubber of vehicle wiper, be directly exposed in the air, very easily aging, and friction repeatedly between sheet rubber surface and the glass, therefore very easily wearing and tearing.
In order to reach the effect of Wear-resistant, reduce the friction noise, common sheet rubber surface applied one coating at windscreen wiper.But overweight coating, its sticking power at rubber surface is not enough, and solid lubricant comes off easily, and glass surface is polluted, and it is bad to scrape the water effect, and if cover light, wear resistance does not reach requirement.
Generally is to reach the bonding of coating at present by adding an amount of tackiness agent, the tackiness agent film forming, with solid lubricant attached to substrate surface.But the wear resistance of organic membrane is generally lower, and the sticking power of slip coating and wear resistance are difficult to take into account.
The inventor discloses a kind of coating at first to file CN200710130583, comprises polyurethane adhesive, graphite and organic solvent.The coating that obtains behind this paint solidification also has good abrasion resistance properties, shore hardness, tensile strength, elongation at break, compressive strength and ageing-resistant performance when having than high adhesive force.Because the graphite particle diameter is bigger, can not form good chimericly with the micropore of rubber surface, improve the bonding force of rubber surface and graphite, and cause coating thicker easily, limited the raising of coating adhesion.
CN1927970A discloses a kind of doping-type nano coating, and as base-material, as film forming subsidiary material matter, auxiliary film forming matter is an acetone with nano-organosilicon and nano-titania particle with urethane-epoxy resin copolymer with cross-linked network.Form crosslinking structure by urethane and Resins, epoxy copolymerization, improve adhesive force of coatings.And, improved the hardness of coating by introducing nanoparticle.But coating hardness is bigger behind this paint solidification, and the surface lubrication performance is not good, easy scratch glass surface, and can produce harsh noise.The coating of this coating formation is thin and very crisp in addition, and anti-tortuous poor performance is not suitable for rubber surface.
[summary of the invention]
In order to solve the contradiction between elastomeric material top coat sticking power and the wear resistance, obtain the coating of sticking power height and wear resisting property excellence, the invention provides and a kind ofly can form the nano paint that one deck wear resistance is good, sticking power is high and have good lubrication performance coating on elastomeric material surface.
The invention provides a kind of nano paint, comprise tackiness agent, nano solid lubricant, solvent, tensio-active agent and auxiliary agent.Wherein, described auxiliary agent can be TCCA (Trichloroisocyanuric acid) sodium and/or dichloroisocyanuric acid sodium.Described tackiness agent can be preferably polyurethane adhesive for the polyester type tackiness agent.
Nano paint provided by the invention is in its total amount, described tackiness agent content is 10-30wt%, and described nano solid lubricant content is 3-10wt%, and described surfactant content is 5-10wt%, described solvent is 40-70wt%, and described auxiliary agent content is 5-15wt%.
In the nano paint provided by the invention, described nano solid lubricant can be in nano molybdenum disulfide, carbon nanotube and the polytetrafluorethylenano nano particle one or more, is preferably carbon nanotube.Described nano solid lubricant particle diameter is the 20-40 nanometer, is preferably the 25-35 nanometer.
Described solvent can be in alcohol, ether, ketone, acid amides, aromatic hydrocarbon, alkane or the halogenated alkane one or more.Described tensio-active agent is a nonionogenic tenside.
The present invention also provides a kind of method for preparing above-mentioned nano paint, and this method comprises disperses described tackiness agent, nano solid lubricant, solvent, tensio-active agent and auxiliary agent 3-4 hour in 28-100 kilohertz ultrasonic wave.
Nano paint provided by the invention owing to add auxiliary agent, has formed a buffer solution system, and the potential of hydrogen that can regulate coating helps the good distribution of nanoparticle in system on the one hand; On the other hand, after coating was coated to rubber surface, the auxiliary agent in the system can carry out surface treatment to rubber, improved rubber surface polarity, strengthened surfactivity.In addition, nanoparticle carries out finishing in buffer solution system, after coating is coated to rubber surface, nanoparticle can and rubber surface form good chimeric, and and through the rubber surface formation chemical action that auxiliary agent is handled, further strengthen its sticking power.
Added tackiness agent in the nano paint disclosed by the invention, further strengthened the bonding force of nanoparticle and rubber, and the coating that forms behind the paint solidification is very thin, when having fine surface lubrication performance and sticking power, wear resisting property is also than more excellent.
Nano paint provided by the invention is to form the very thin coating of one deck at substrate surface, and the coating of formation and the boundary of base material are not obvious, and coating is thin, and coatingsurface is lubricated, strong adhesion, and wear resisting property is good.
[embodiment]
The invention provides a kind of nano paint, comprise tackiness agent, nano solid lubricant, solvent, tensio-active agent and auxiliary agent.
According to the present invention, in the described nano paint, each components contents can in very large range change, and under the preferable case, in the nano paint total amount, described tackiness agent content is 10-30wt%, is preferably 15-20wt%; Described nano solid lubricant content is 3-10wt%, is preferably 6-9wt%; Described surfactant content is 5-10wt%, is preferably 6-8wt%; Described solvent is 40-70wt%, is preferably 50-65wt%; Described auxiliary agent content is 5-15wt%, is preferably 9-12wt%.
In the nano paint disclosed by the invention, described tackiness agent can be preferably polyurethane adhesive for the polyester type tackiness agent.This tackiness agent can be commercially available, for example: the polyurethane adhesive 56101 that the federal special adhesive in Shenzhen company limited produces.
Among the present invention, described nano solid lubricant can be nano molybdenum disulfide (MoS
2), in carbon nanotube and the polytetrafluorethylenano nano particle one or more, particle diameter is the 20-40 nanometer, is preferably the 25-35 nanometer.Can be commercially available.For example: the particle diameter of Qingdao cloud roc carbon element industry and trade company limited is the carbon nanotube of 40 nanometers.
Described solvent can be in alcohol, ether, ketone, acid amides, aromatic hydrocarbon, alkane or the halogenated alkane one or more.For example, described alcohol can be the straight or branched alcohol of 2-4 for carbonatoms, and under the preferable case, described alcohol is one or more in methyl alcohol, ethanol, Virahol, the different glycol.
Described ether has general formula R
1-(OR
2)
x-OR
1, in the formula, x is 0,1,2,3 or 4, R
1For H or carbonatoms are the alkyl of 1-10, R
2For H or carbonatoms are the alkylidene group of 1-10, under the preferable case, described ether is one or more in propylene glycol monomethyl ether, propylene-glycol ethyl ether, propylene glycol butyl ether and the ester thereof.
Described ketone is that carbonatoms is the straight or branched ketone of 3-6, and under the preferable case, described ketone can be acetone, butanone, diisopropyl ketone, 2, one or more in 4-dimethyl-propione, the 2-hexone.
Described acid amides is N-methylol acrylic acid amides, acrylamide, N,N-DMAA, N, one or more in N-dimethylamino acrylamide, sulfonated polyacrylamide, methane amide, the N,N-DIMETHYLACETAMIDE; Under the preferable case, described acid amides can be N,N-DIMETHYLACETAMIDE and/or methane amide; Described aromatic hydrocarbon is dimethylbenzene and/or toluene; Described alkane is ethane and/or propane; Described halogenated alkane is one or more in monochloro methane, methylene dichloride, chloroform, the tetracol phenixin.
Above-mentioned solvent can be commercially available, for example: the ethanol of Guangdong brilliance chemistry company limited; The dimethylbenzene of Guangdong brilliance chemistry company limited; The trichloroethane of Guangdong brilliance chemistry company limited.
Described tensio-active agent is a nonionogenic tenside, is preferably in OP series of surfactants, NP series of surfactants, the Tween series of surfactants one or more; OP-10 more preferably.Described tensio-active agent can be commercially available, for example: the OP-10 of Guangzhou auspicious sign chemical company.
Described auxiliary agent is preferably TCCA (Trichloroisocyanuric acid) sodium and/or dichloroisocyanuric acid sodium.Described auxiliary agent can be commercially available, for example: the TCCA (Trichloroisocyanuric acid) sodium that Guangzhou province Geng Da trade Co., Ltd produces.
The preparation method of the nano paint that the present invention proposes is: above-mentioned tackiness agent, nano solid lubricant, solvent, tensio-active agent, auxiliary agent are joined in the flask, the weight part of each component is dropped in the described scope.In 28-100 kilohertz ultrasound environments, at room temperature disperse to get final product in 3-4 hour.Described ultrasound environments places Ultrasonic Cleaners for the flask that each component that is used for preparing nano paint will be above-mentioned be housed, and described Ultrasonic Cleaners is by the production of urban district, Shenzhen Xingtai mechanical ﹠ electronic equipment corporation, Ltd, and model is 30000310.
The present invention is further illustrated below by embodiment.
Embodiment 1
In the nano paint total amount, with 4wt%, particle diameter is the carbon nanotube (Qingdao cloud roc carbon element industry and trade company limited) of 40 nanometers, the polyurethane adhesive of 16wt% (the federal special adhesive in Shenzhen company limited, 56101), the propane of 25wt% (Guangdong brilliance chemistry company limited), the propylene glycol monomethyl ether of 18wt% (Guangdong brilliance chemistry company limited), the tetracol phenixin of 21wt% (Guangdong brilliance chemistry company limited), the OP-10 of 6wt% (Guangzhou auspicious sign chemical company), the TCCA (Trichloroisocyanuric acid) sodium of 10wt% adds (Guangzhou province Geng Da trade Co., Ltd) in 100 milliliters flask.It is in the Ultrasonic Cleaners of 30 kilohertzs that above-mentioned flask is placed frequency, at room temperature disperses 3 hours, makes coating S1.
Embodiment 2
In the nano paint total amount, be that polytetrafluorethylenano nano particle (three special engineering plastics insulating material Science and Technology Ltd.s) and 3wt%, the particle diameter of 35 nanometers is the MoS of 35 nanometers with 2wt%, particle diameter
2(Kunshan make the country prosperous tungsten Science and Technology Ltd.), the polyurethane adhesive of 12wt% (the federal special adhesive in Shenzhen company limited, 56101), the different glycol of 31wt% (Guangdong brilliance chemistry company limited), 38wt% 2, the dichloroisocyanuric acid sodium of OP-10 (Guangzhou auspicious sign chemical company), the 7wt% of 4-dimethyl-propione (Guangdong brilliance chemistry company limited), 7wt% adds (Guangzhou province Geng Da trade Co., Ltd) in 100 milliliters flask.It is in the Ultrasonic Cleaners of 40 kilohertzs that above-mentioned flask is placed frequency, at room temperature disperses 3.5 hours, makes coating S2.
Embodiment 3
In the nano paint total amount, the dichloroisocyanuric acid sodium of NP-10 (Guangzhou pine and cypress chemical industry company limited), 11wt% that with 8wt%, particle diameter is propylene glycol butyl ether (Guangdong brilliance chemistry company limited), the 8wt% of N-methylol acrylic acid amides (Guangdong brilliance chemistry company limited), the 35wt% of the carbon nanotube (Qingdao cloud roc carbon element industry and trade company limited) of 30 nanometers, the polyurethane adhesive of 18wt% (the federal special adhesive in Shenzhen company limited, 56101), 20wt% adds (Guangzhou province Geng Da trade Co., Ltd) in 100 milliliters flask.It is in the Ultrasonic Cleaners of 60 kilohertzs that above-mentioned flask is placed frequency, at room temperature disperses 4 hours, makes coating S3.
Embodiment 4
In the nano paint total amount, be the MoS of 20 nanometers with 9wt%, particle diameter
2The acetone (Guangdong brilliance chemistry company limited) of the polyurethane adhesive of (Kunshan make the country prosperous tungsten Science and Technology Ltd.), 25wt% (the federal special adhesive in Shenzhen company limited, 56101), 43wt%, the Tween-20 (sea, Zibo outstanding chemical industry company limited) of 9wt%, the TCCA (Trichloroisocyanuric acid) sodium of 14wt% add (Guangzhou province Geng Da trade Co., Ltd) in 100 milliliters flask.It is in the Ultrasonic Cleaners of 80 kilohertzs that above-mentioned flask is placed frequency, at room temperature disperses 3.5 hours, makes coating S4.
Comparative Examples 1
In the nano paint total amount, polyurethane adhesive (the federal special adhesive in Shenzhen company limited with 16wt%, 56101), the 19wt% particle diameter is 18 microns a graphite (Qingdao cloud roc carbon element industry and trade company limited), the 10wt% particle diameter is 70 microns a graphite (Qingdao cloud roc carbon element industry and trade company limited), the ethanol of 36wt% (Guangdong brilliance chemistry company limited), the methane amide of 9wt% (Guangdong brilliance chemistry company limited), the sulfonation polyacrylamide of 4wt% (Guangdong brilliance chemistry company limited), the N of the vinyl phosphoric acid of 3wt% (Guangdong brilliance chemistry company limited) and 3wt%, N-N,N-DIMETHYLACETAMIDE (Guangdong brilliance chemistry company limited) joins in 100 milliliters the flask and stirs at ambient temperature, makes coating D1.
Comparative Examples 2
In the nano paint total amount, with 4wt%, particle diameter is that the OP-10 (Guangzhou auspicious sign chemical company) of tetracol phenixin (Guangdong brilliance chemistry company limited), the 7wt% of propylene glycol monomethyl ether (Guangdong brilliance chemistry company limited), the 23wt% of propane (Guangdong brilliance chemistry company limited), the 20wt% of the carbon nanotube (Qingdao cloud roc carbon element industry and trade company limited) of 40 nanometers, the polyurethane adhesive of 18wt% (the federal special adhesive in Shenzhen company limited, 56101), 28wt% joins in 100 milliliters the flask.It is in the Ultrasonic Cleaners of 50 kilohertzs that above-mentioned flask is placed 32 ℃, frequency, disperses 3 hours, makes coating D2.
It is that 400 millimeters, width are that 400 millimeters, thickness are that forming thickness is the coating of 5um, obtains the film T1-T4 corresponding with nano paint S1-S4 on 2 millimeters the rubber substrate that the nano paint S1-S4 that embodiment 1-4 is made is sprayed on length respectively; Coating D1 and D2 that Comparative Examples 1 and 2 is made make film T5 and T6 as stated above.Subsequently the film T1-T6 that obtains is carried out the test of sticking power and wear resistance, testing method is as follows:
1, the test of sticking power-hundred lattice method
(draw lattice device F107-2 with drawing the lattice device, the monarch of Shenzhen reaches Instr Ltd.) on above-mentioned film T1-T6 top coat, draw 100 1 millimeter * 1 millimeter grid, the model of producing with Minnesota Mining and Manufacturing Company is 600 smooth being bonded on the grid of scotch tape, do not stay a space, vertically uncover with utmost dispatch then, observe cut edge and have or not depainting.As the depainting amount between 0～5% then coating adhesion be 5B, between 5～10%, be 4B, between 10～20%, be 3B, between 20～30%, be 2B, be B between 30～50%, be 0B more than 50%.
2, abrasion resistance properties test
The film T1-T6 that makes was placed 24 hours at normal temperatures, then respectively in abrasion instrument (Changzhou second Textile Machinery Co., Ltd, YG411) carry out the wear resisting property test on, pressure is 300 grams, observe the variation of film top coat in wear process respectively, and the number of times of record coating when cut occurring.
Sticking power and wear resisting property test result such as table 1:
Table 1
| The embodiment numbering | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Comparative Examples 1 | Comparative Examples 2 |
| Edge number | T1 | T2 | T3 | T4 | T5 | T6 |
| Sticking power | 5B | 4B | 5B | 3B | B | B |
| Wear resistance/time | 12400 | 13000 | 18500 | 16650 | 6000 | 9450 |
From the test result of table 1 as can be seen, nano paint provided by the invention is coated to the film T1-T4 that obtains behind the rubber surface and all just engenders cut more than 12000 times in friction, and wherein the T3 top coat is rubbing 18500 times cut just to occur; Film T1-T4 top coat sticking power is all very high, and the sticking power of T1 and T3 top coat has reached 5B, and film T2 top coat sticking power is 4B, and nano solid lubricant content is higher in the film T4 top coat, and reuniting easily causes sticking power to descend to some extent, is 3B.
The film T5 friction that coating D1 obtains after rubber surface applies cut just occurred 6000 times, and top coat sticking power is B; Cut occurred during film T6 surface friction 9450 times, top coat sticking power is B, and sticking power is all very low.
The above results shows that coating wear resisting property when possessing high adhesive force that nano paint provided by the invention forms is also very excellent.
Claims (8)
1. nano paint, comprise tackiness agent, nano solid lubricant, solvent, tensio-active agent and auxiliary agent, it is characterized in that described auxiliary agent is TCCA (Trichloroisocyanuric acid) sodium and/or dichloroisocyanuric acid sodium, wherein, in described nano paint total amount, described tackiness agent content is 10-30wt%, and described nano solid lubricant content is 3-10wt%, and described surfactant content is 5-10wt%, described solvent is 40-70wt%, and described auxiliary agent content is 5-15wt%.
2. nano paint according to claim 1, wherein, described tackiness agent is the polyester type tackiness agent.
3. nano paint according to claim 1, wherein, described nano solid lubricant is one or more in nano molybdenum disulfide, carbon nanotube and the polytetrafluorethylenano nano particle.
4. according to any described nano paint in the claim 1,2,3, wherein, described nano solid lubricant particle diameter is the 20-40 nanometer.
5. nano paint according to claim 1, wherein, described solvent is one or more in alcohol, ether, ketone, acid amides, aromatic hydrocarbon, alkane or the halogenated alkane.
6. nano paint according to claim 1, wherein, described tensio-active agent is a nonionogenic tenside.
7. the preparation method of the described nano paint of claim 1, this method comprises disperses the described tackiness agent of claim 1, nano solid lubricant, solvent, tensio-active agent and auxiliary agent under ultrasound environments.
8. preparation method according to claim 7, wherein, described ultrasound environments is to disperse 3-4 hour in 28-100 kilohertz ultrasonic wave.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101250733A CN101457118B (en) | 2007-12-12 | 2007-12-12 | Nano paint and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101250733A CN101457118B (en) | 2007-12-12 | 2007-12-12 | Nano paint and preparation method thereof |
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| CN101457118A CN101457118A (en) | 2009-06-17 |
| CN101457118B true CN101457118B (en) | 2011-03-30 |
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| CN2007101250733A Expired - Fee Related CN101457118B (en) | 2007-12-12 | 2007-12-12 | Nano paint and preparation method thereof |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103013264A (en) * | 2013-01-14 | 2013-04-03 | 苏州台正化工科技有限公司 | Acrylic resin paint composition |
| CN104130436B (en) * | 2014-07-29 | 2017-04-12 | 泰州市嘉迪新材料有限公司 | Preparation method of self-lubricating wear-resistant butadiene-acrylonitrile rubber |
| CN106118462A (en) * | 2016-07-13 | 2016-11-16 | 阜南县猛发工艺品有限公司 | A kind of wicker products damaged face protective agent |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1293842A (en) * | 1970-03-18 | 1972-10-25 | Larkhill Soling Company Ltd | Improvements in the manufacture of footwear |
| US6085797A (en) * | 1994-07-07 | 2000-07-11 | Grabaum; Gary D. | Constant velocity joint boot and method of making the same |
| CN1259967A (en) * | 1997-07-18 | 2000-07-12 | 美国3M公司 | Primer composition and bonding of organic polymeric substrate |
| US20040055680A1 (en) * | 2000-12-29 | 2004-03-25 | Alain Cottin | Tire having a metallic colored surface composition |
-
2007
- 2007-12-12 CN CN2007101250733A patent/CN101457118B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1293842A (en) * | 1970-03-18 | 1972-10-25 | Larkhill Soling Company Ltd | Improvements in the manufacture of footwear |
| US6085797A (en) * | 1994-07-07 | 2000-07-11 | Grabaum; Gary D. | Constant velocity joint boot and method of making the same |
| CN1259967A (en) * | 1997-07-18 | 2000-07-12 | 美国3M公司 | Primer composition and bonding of organic polymeric substrate |
| US20040055680A1 (en) * | 2000-12-29 | 2004-03-25 | Alain Cottin | Tire having a metallic colored surface composition |
Non-Patent Citations (3)
| Title |
|---|
| Cepeda-Jimenez CM 等.a new water-based chemical treatment based on sodium dichloroisocyanurate(DCI)for rubber soles in the footwear industry.《journal of adhesion science and technology》.2002,第16卷(第3期),257-283. |
| Cepeda-Jimenez CM等.a new water-based chemical treatment based on sodium dichloroisocyanurate(DCI)for rubber soles in the footwear industry.《journal of adhesion science and technology》.2002,第16卷(第3期),257-283. * |
| JP平2-91173A 1990.03.30 |
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