CN103265882A - High temperature resistance anti-ultraviolet hydrophobic coating material and preparation method thereof - Google Patents
High temperature resistance anti-ultraviolet hydrophobic coating material and preparation method thereof Download PDFInfo
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- CN103265882A CN103265882A CN2013101663074A CN201310166307A CN103265882A CN 103265882 A CN103265882 A CN 103265882A CN 2013101663074 A CN2013101663074 A CN 2013101663074A CN 201310166307 A CN201310166307 A CN 201310166307A CN 103265882 A CN103265882 A CN 103265882A
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- hydrophobic coating
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- 238000000576 coating method Methods 0.000 title claims abstract description 47
- 239000011248 coating agent Substances 0.000 title claims abstract description 45
- 239000000463 material Substances 0.000 title claims abstract description 14
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- 230000002209 hydrophobic effect Effects 0.000 title claims abstract description 13
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000006185 dispersion Substances 0.000 claims abstract description 20
- 238000004528 spin coating Methods 0.000 claims abstract description 15
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 14
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 5
- 229920005989 resin Polymers 0.000 claims abstract description 4
- 239000011347 resin Substances 0.000 claims abstract description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229960000935 dehydrated alcohol Drugs 0.000 claims abstract description 3
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 12
- 229920002050 silicone resin Polymers 0.000 claims description 10
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims description 7
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 5
- 238000003801 milling Methods 0.000 claims description 5
- 239000004576 sand Substances 0.000 claims description 5
- 229910052726 zirconium Inorganic materials 0.000 claims description 5
- 239000011247 coating layer Substances 0.000 claims description 4
- -1 pottery Substances 0.000 claims description 4
- 229910014314 BYK190 Inorganic materials 0.000 claims description 2
- 206010013786 Dry skin Diseases 0.000 claims description 2
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- 239000000945 filler Substances 0.000 claims description 2
- 239000012467 final product Substances 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- LAQFLZHBVPULPL-UHFFFAOYSA-N methyl(phenyl)silicon Chemical compound C[Si]C1=CC=CC=C1 LAQFLZHBVPULPL-UHFFFAOYSA-N 0.000 claims description 2
- NCWQJOGVLLNWEO-UHFFFAOYSA-N methylsilicon Chemical compound [Si]C NCWQJOGVLLNWEO-UHFFFAOYSA-N 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 abstract description 2
- 230000006750 UV protection Effects 0.000 abstract 1
- 239000002270 dispersing agent Substances 0.000 abstract 1
- 238000009776 industrial production Methods 0.000 abstract 1
- 239000000758 substrate Substances 0.000 abstract 1
- 230000014759 maintenance of location Effects 0.000 description 4
- 150000001298 alcohols Chemical class 0.000 description 3
- 239000005357 flat glass Substances 0.000 description 3
- 150000003961 organosilicon compounds Chemical class 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 229910002808 Si–O–Si Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000011527 polyurethane coating Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
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Abstract
The present invention provides a high temperature resistance anti-ultraviolet hydrophobic coating material and a preparation method thereof. The preparation method comprises: preparing a coating material: adding 2-20% by mass of nanometer titanium dioxide and a dispersant to dehydrated alcohol, dispersing to obtain a nanometer titanium dioxide dispersion, and mixing with an organosilicon resin and a curing agent to prepare a coating material; and carrying out spin coating: carrying out spin coating of a layer of an organosilicon/titanium dioxide coating material on a substrate, and carrying out spin coating of a layer of a titanium dioxide dispersion after the surface is dried, wherein the prepared coating has characteristics of good ultraviolet resistance and good hydrophobicity, and can maintain constant performances at a high temperature of 450 DEG C. The method has characteristics of wide raw material source, simple equipment and process, easy operation and low cost, and is suitable for industrial production. The coating material can be used in high temperature, anti-ultraviolet, water resistance and other fields.
Description
Technical field
The present invention relates to a kind of high temperature resistant uvioresistant hydrophobic coating and preparation method thereof, belong to field of functional coatings.
Technical background
The develop rapidly of modern science and technology is to the demands for higher performance of material, and the material of single character can not satisfy the needs of development well, and compoundization become the main flow trend of modern material development.
Coating has the effect of protection base material and decoration concurrently, yet coating is the same with most of macromolecule polymer material, is being subjected to for a long time under the ultraviolet radiation, and polymkeric substance generation cracking causes paint aging; Or long-term exposure is under the environment of high temperature humidity, and polymkeric substance takes place to decompose or be corroded, and causes coating to lose efficacy, and base material is lost provide protection.In coating, add uv-absorbing agent and can improve its uvioresistant performance, but this class uv-absorbing agent is mainly organism, along with the prolongation of the Exposure to Sunlight time of filming, in use can lose ultraviolet shielding function, ultimate failure gradually.And inorganic powder has good optical stability, does not have the problems referred to above.
Nano titanium oxide can scattering can absorb ultraviolet ray again, has the ability of very strong shielding ultraviolet rays, has become the focus of research.Also Just because of this, itself also has Degradation to resin in the coating.Present stage has many documents that nano titanium oxide is added in the coating such as acrylic resin paint, polyurethane coating, epoxypaint, to improve the performance of coating.But in the long term, all reckon without nano titanium oxide to the degraded of coating itself.Because bond energys such as the C-H in this type of high molecular polymer, N-H and C-O are not high, be easy to fracture or decomposition.And silicoorganic compound, main chain is Si-O-Si, bond energy is big, has good thermostability and ultraviolet stability, is difficult for decomposing, and has water resistance.Therefore it is become coating with nano titanium oxide, can realize compoundization of coating function, to satisfy the application of multiple occasion.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of high temperature resistant uvioresistant hydrophobic coating and preparation method thereof.
A kind of preparation method of high temperature resistant uvioresistant hydrophobic coating is characterized in that, preparation process is as follows:
⑴ be added to nano titanium oxide and dispersion agent in proportion in the dehydrated alcohol, grinds in sand milling dispersion machine high speed and disperse, and obtains nano titanium oxide dispersion; Wherein nano titanium oxide 2%～20%, and dispersion agent is 2%～5% of nano titanium oxide quality;
⑵ mix fillers dispersed liquid and silicone resin, adds a certain amount of solidifying agent simultaneously, is stirred well to evenly; Wherein silicone resin is 20%～50%, and the solidifying agent volume is 1%～3% of silicone resin quality;
⑶ adopt the spin coating mode organosilicon/titania coating to be coated on the base materials such as glass, pottery, metal, in 80 ℃ of dryings of 50 – 1 minute, and naturally cools to room temperature;
⑷ spin coating layer of titanium dioxide again dispersion liquid, and in 80 ℃ of baking ovens of 50 –, dry and get final product.
Described dispersion agent is alkane hydroxylammonium salts (BYK180, BYK190), a kind of or its combination in the silane coupling agent (KH550, KH560).
Described silicone resin is a kind of in methyl phenyl silicone resin, the methyl silicon resin.
Described dispersing nanometer titanium dioxide is to grind at a high speed under the 2500r/min rotating speed with 5mm zirconium pearl to disperse.
Described spin coating number of times is 1～5 time.
A kind of high temperature resistant uvioresistant hydrophobic coating that obtains according to method for preparing.
The coating that makes has good uvioresistant performance and hydrophobicity performance, and retention is constant under 450 ° of high temperature.The raw materials used wide material sources of this method, equipment used and technology are simple, processing ease, cost is low, is suitable for suitability for industrialized production, can be used for fields such as high temperature, uvioresistant, waterproof.
Description of drawings
Fig. 1 is the ultraviolet-visible light spectrogram of the coating of acquisition in the embodiment of the invention 1.
Fig. 2 is the coating surface of acquisition in the embodiment of the invention 1 and the contact angle of water.
Embodiment
Embodiment 1:
10 parts of nano titanium oxides and 0.5 part of BYK180 are added in 100 parts of dehydrated alcohols, add 5mm zirconium pearl, disperse 2h in sand milling dispersion machine high speed, obtain dispersing nanometer titanium dioxide liquid;
Above-mentioned dispersion liquid and 100 parts of organosilicons are mixed, add 0.8 part of solidifying agent simultaneously, continue to be dispersed into uniform coating;
Adopt the spin coating mode that organosilicon/titania coating is coated on the sheet glass, naturally cool to room temperature behind 70 ℃ of dry 1min, the dispersion liquid of spin coating layer of titanium dioxide again places 70 ℃ of baking ovens to dry then.
Made coating has good hydrophobicity performance, and Continuous irradiation 24h under ultraviolet lamp places 3h in 450 ℃ of retort furnaces, and any variation does not take place on the surface, and still retention is constant.
Embodiment 2:
15 parts of nano titanium oxides and 0.8 part of BYK180 are added in 100 parts of dehydrated alcohols, add 5mm zirconium pearl, disperse 2.5h in sand milling dispersion machine high speed, obtain dispersing nanometer titanium dioxide liquid;
Above-mentioned dispersion liquid and 100 parts of organosilicons are mixed, add 0.8 part of solidifying agent simultaneously, continue to be dispersed into uniform coating;
Adopt the spin coating mode that organosilicon/titania coating is coated on the sheet glass, behind 70 ℃ of dry 1min, naturally cool to room temperature, spin coating titanium oxide dispersion again, the coating of titanium oxide dispersion repeats twice, places 70 ℃ of baking ovens to dry then.
Made coating has good hydrophobicity performance, and Continuous irradiation 24h under ultraviolet lamp places 3h in 450 ℃ of retort furnaces, and any variation does not take place on the surface, and still retention is constant.
Embodiment 3:
20 parts of nano titanium oxides, 1 part of BYK180 and 1 part of KH550 are added in 100 parts of dehydrated alcohols, add 5mm zirconium pearl, disperse 2h in sand milling dispersion machine high speed, obtain dispersing nanometer titanium dioxide liquid;
Above-mentioned dispersion liquid and 100 parts of organosilicons are mixed, add 0.8 part of solidifying agent simultaneously, continue to be dispersed into uniform coating;
Adopt the spin coating mode that organosilicon/titania coating is coated on the sheet glass, naturally cool to room temperature behind 70 ℃ of dry 1min, the dispersion liquid of spin coating layer of titanium dioxide again places 70 ℃ of baking ovens to dry then.
Made coating has good hydrophobicity performance, and Continuous irradiation 24h under ultraviolet lamp places 3h in 450 ℃ of retort furnaces, and any variation does not take place on the surface, and still retention is constant.
The uv transmittance of table 1 coating and contact angle
As can be seen from Table 1, coatings prepared below 4%, shows that coating is more than 96% to the rate of ultraviolet shield of this section wavelength to the transmitance of 250nm and 300nm, has excellent uvioresistant performance.Contact angle is about 120 °, and hydrophobicity performance is good.
Claims (6)
1. the preparation method of a high temperature resistant uvioresistant hydrophobic coating is characterized in that, preparation process is as follows:
(1) nano titanium oxide and dispersion agent are added in the dehydrated alcohol in proportion, grind in sand milling dispersion machine high speed and disperse, obtain nano titanium oxide dispersion; Wherein nano titanium oxide 2%～20%, and dispersion agent is 2%～5% of nano titanium oxide quality;
(2) fillers dispersed liquid and silicone resin are mixed, add a certain amount of solidifying agent simultaneously, be stirred well to evenly; Wherein silicone resin is 20%～50%, and the solidifying agent volume is 1%～3% of silicone resin quality;
(3) adopt the spin coating mode organosilicon/titania coating to be coated on the base materials such as glass, pottery, metal, in 80 ℃ of dryings of 50 – 1 minute, and naturally cool to room temperature;
(4) dispersion liquid of spin coating layer of titanium dioxide again, and in 80 ℃ of baking ovens of 50 –, dry and get final product.
2. the preparation method of a kind of high temperature resistant uvioresistant hydrophobic coating according to claim 1 is characterized in that, described dispersion agent is alkane hydroxylammonium salts (BYK180, BYK190), a kind of or its combination in the silane coupling agent (KH550, KH560).
3. the preparation method of a kind of high temperature resistant uvioresistant hydrophobic coating according to claim 1 is characterized in that, described silicone resin is a kind of in methyl phenyl silicone resin, the methyl silicon resin.
4. the preparation method of a kind of high temperature resistant uvioresistant hydrophobic coating according to claim 1 is characterized in that, described dispersing nanometer titanium dioxide is to grind at a high speed under the 2500r/min rotating speed with 5mm zirconium pearl to disperse.
5. the preparation method of a kind of high temperature resistant uvioresistant hydrophobic coating according to claim 1 is characterized in that, described spin coating number of times is 1～5 time.
6. high temperature resistant uvioresistant hydrophobic coating for preparing according to any described method of claim 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310166307.4A CN103265882B (en) | 2013-05-08 | 2013-05-08 | A kind of high-temperature resistant anti-ultraviolet hydrophobic coating and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310166307.4A CN103265882B (en) | 2013-05-08 | 2013-05-08 | A kind of high-temperature resistant anti-ultraviolet hydrophobic coating and preparation method thereof |
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| Publication Number | Publication Date |
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| CN103265882A true CN103265882A (en) | 2013-08-28 |
| CN103265882B CN103265882B (en) | 2016-02-03 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103451949A (en) * | 2013-09-05 | 2013-12-18 | 浙江台华新材料股份有限公司 | Ultraviolet-proof fabric as well as production method thereof, and ultraviolet-proof paint as well as preparation method thereof |
| CN103898767A (en) * | 2014-04-23 | 2014-07-02 | 哈尔滨工业大学 | Method for preparing aramid fiber surface coating |
| CN105696351A (en) * | 2013-09-05 | 2016-06-22 | 浙江台华新材料股份有限公司 | Ultraviolet-proof fabric and ultraviolet-proof paint |
| CN105754473A (en) * | 2016-03-28 | 2016-07-13 | 山东天竞电子科技有限公司 | LED electronic display screen repairing agent, preparation method and repairing method |
| CN106047161A (en) * | 2016-08-01 | 2016-10-26 | 安庆瑞泰化工有限公司 | Anti-ultraviolet water-based coating and preparation method for same |
| CN106752462A (en) * | 2017-01-11 | 2017-05-31 | 中国民用航空总局第二研究所 | A kind of super hydrophobic material and preparation method thereof |
| CN107177226A (en) * | 2017-05-26 | 2017-09-19 | 山东工业陶瓷研究设计院有限公司 | A kind of ceramic membrane surface modifier and method of modifying |
| CN107640908A (en) * | 2017-08-23 | 2018-01-30 | 宁波千玉琉璃制品股份有限公司 | A kind of coloured glaze |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2239308A1 (en) * | 2009-04-09 | 2010-10-13 | Shin-Etsu Chemical Co., Ltd. | UV-shielding coating composition and coated article |
| CN101899249A (en) * | 2009-05-25 | 2010-12-01 | 上海复甲新型材料科技有限公司 | Transparent thermal insulation anti-ultraviolet coating and preparation method thereof |
| WO2012141708A1 (en) * | 2011-04-14 | 2012-10-18 | Exatec Llc | Organic resin laminate |
-
2013
- 2013-05-08 CN CN201310166307.4A patent/CN103265882B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2239308A1 (en) * | 2009-04-09 | 2010-10-13 | Shin-Etsu Chemical Co., Ltd. | UV-shielding coating composition and coated article |
| CN101899249A (en) * | 2009-05-25 | 2010-12-01 | 上海复甲新型材料科技有限公司 | Transparent thermal insulation anti-ultraviolet coating and preparation method thereof |
| WO2012141708A1 (en) * | 2011-04-14 | 2012-10-18 | Exatec Llc | Organic resin laminate |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103451949A (en) * | 2013-09-05 | 2013-12-18 | 浙江台华新材料股份有限公司 | Ultraviolet-proof fabric as well as production method thereof, and ultraviolet-proof paint as well as preparation method thereof |
| CN105696351A (en) * | 2013-09-05 | 2016-06-22 | 浙江台华新材料股份有限公司 | Ultraviolet-proof fabric and ultraviolet-proof paint |
| CN105696351B (en) * | 2013-09-05 | 2018-08-21 | 浙江台华新材料股份有限公司 | Uvr Protective Fabric, anti-ultraviolet paint |
| CN103898767A (en) * | 2014-04-23 | 2014-07-02 | 哈尔滨工业大学 | Method for preparing aramid fiber surface coating |
| CN103898767B (en) * | 2014-04-23 | 2015-12-30 | 哈尔滨工业大学 | A kind of preparation method of aramid fiber surface coating |
| CN105754473A (en) * | 2016-03-28 | 2016-07-13 | 山东天竞电子科技有限公司 | LED electronic display screen repairing agent, preparation method and repairing method |
| CN106047161A (en) * | 2016-08-01 | 2016-10-26 | 安庆瑞泰化工有限公司 | Anti-ultraviolet water-based coating and preparation method for same |
| CN106752462A (en) * | 2017-01-11 | 2017-05-31 | 中国民用航空总局第二研究所 | A kind of super hydrophobic material and preparation method thereof |
| CN107177226A (en) * | 2017-05-26 | 2017-09-19 | 山东工业陶瓷研究设计院有限公司 | A kind of ceramic membrane surface modifier and method of modifying |
| CN107177226B (en) * | 2017-05-26 | 2019-07-19 | 山东工业陶瓷研究设计院有限公司 | A kind of ceramic membrane surface modifier and method of modifying |
| CN107640908A (en) * | 2017-08-23 | 2018-01-30 | 宁波千玉琉璃制品股份有限公司 | A kind of coloured glaze |
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| CN103265882B (en) | 2016-02-03 |
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