CN115925278A - Wear-resistant coated glass and preparation method thereof - Google Patents
Wear-resistant coated glass and preparation method thereof Download PDFInfo
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- CN115925278A CN115925278A CN202310083067.5A CN202310083067A CN115925278A CN 115925278 A CN115925278 A CN 115925278A CN 202310083067 A CN202310083067 A CN 202310083067A CN 115925278 A CN115925278 A CN 115925278A
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- 239000011521 glass Substances 0.000 title claims abstract description 63
- 238000002360 preparation method Methods 0.000 title claims abstract description 34
- 239000011248 coating agent Substances 0.000 claims abstract description 79
- 238000000576 coating method Methods 0.000 claims abstract description 79
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 56
- 239000010410 layer Substances 0.000 claims abstract description 31
- 239000011787 zinc oxide Substances 0.000 claims abstract description 29
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims abstract description 22
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910052709 silver Inorganic materials 0.000 claims abstract description 22
- 239000004332 silver Substances 0.000 claims abstract description 22
- 230000003628 erosive effect Effects 0.000 claims abstract description 21
- 239000006087 Silane Coupling Agent Substances 0.000 claims abstract description 13
- 239000011241 protective layer Substances 0.000 claims abstract description 13
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000011259 mixed solution Substances 0.000 claims abstract description 9
- 229910052581 Si3N4 Inorganic materials 0.000 claims abstract description 8
- 230000037452 priming Effects 0.000 claims abstract description 8
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000008367 deionised water Substances 0.000 claims abstract description 7
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 7
- YBBRCQOCSYXUOC-UHFFFAOYSA-N sulfuryl dichloride Chemical compound ClS(Cl)(=O)=O YBBRCQOCSYXUOC-UHFFFAOYSA-N 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000003973 paint Substances 0.000 claims abstract description 6
- 239000011247 coating layer Substances 0.000 claims abstract description 4
- 238000002156 mixing Methods 0.000 claims description 23
- 229910052710 silicon Inorganic materials 0.000 claims description 21
- 239000010703 silicon Substances 0.000 claims description 21
- 238000003756 stirring Methods 0.000 claims description 20
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 19
- 239000003795 chemical substances by application Substances 0.000 claims description 17
- 229920005989 resin Polymers 0.000 claims description 15
- 239000011347 resin Substances 0.000 claims description 15
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 12
- 238000005516 engineering process Methods 0.000 claims description 12
- 238000001755 magnetron sputter deposition Methods 0.000 claims description 12
- 239000004593 Epoxy Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- 238000001035 drying Methods 0.000 claims description 10
- -1 polytetrafluoroethylene Polymers 0.000 claims description 10
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 10
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 10
- 238000009736 wetting Methods 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 8
- 239000002518 antifoaming agent Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 239000000843 powder Substances 0.000 claims description 7
- 235000021355 Stearic acid Nutrition 0.000 claims description 6
- UKLDJPRMSDWDSL-UHFFFAOYSA-L [dibutyl(dodecanoyloxy)stannyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)O[Sn](CCCC)(CCCC)OC(=O)CCCCCCCCCCC UKLDJPRMSDWDSL-UHFFFAOYSA-L 0.000 claims description 6
- 239000012975 dibutyltin dilaurate Substances 0.000 claims description 6
- 239000003822 epoxy resin Substances 0.000 claims description 6
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 6
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 6
- 229920000647 polyepoxide Polymers 0.000 claims description 6
- 239000008117 stearic acid Substances 0.000 claims description 6
- FRGPKMWIYVTFIQ-UHFFFAOYSA-N triethoxy(3-isocyanatopropyl)silane Chemical compound CCO[Si](OCC)(OCC)CCCN=C=O FRGPKMWIYVTFIQ-UHFFFAOYSA-N 0.000 claims description 6
- 238000005299 abrasion Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- 238000000227 grinding Methods 0.000 claims description 5
- 239000012528 membrane Substances 0.000 claims description 5
- 238000005507 spraying Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 238000010992 reflux Methods 0.000 claims description 4
- 239000006228 supernatant Substances 0.000 claims description 4
- LFQCEHFDDXELDD-UHFFFAOYSA-N tetramethyl orthosilicate Chemical compound CO[Si](OC)(OC)OC LFQCEHFDDXELDD-UHFFFAOYSA-N 0.000 claims description 4
- 238000005303 weighing Methods 0.000 claims description 4
- 229920002050 silicone resin Polymers 0.000 claims 2
- 238000002834 transmittance Methods 0.000 abstract description 16
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 16
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 16
- 230000000052 comparative effect Effects 0.000 description 11
- 238000012360 testing method Methods 0.000 description 11
- 229910052786 argon Inorganic materials 0.000 description 8
- 229910052757 nitrogen Inorganic materials 0.000 description 8
- 239000013077 target material Substances 0.000 description 8
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- SCPYDCQAZCOKTP-UHFFFAOYSA-N silanol Chemical compound [SiH3]O SCPYDCQAZCOKTP-UHFFFAOYSA-N 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- OGFYGJDCQZJOFN-UHFFFAOYSA-N [O].[Si].[Si] Chemical compound [O].[Si].[Si] OGFYGJDCQZJOFN-UHFFFAOYSA-N 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 125000001153 fluoro group Chemical group F* 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000005240 physical vapour deposition Methods 0.000 description 1
- 238000002294 plasma sputter deposition Methods 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Surface Treatment Of Glass (AREA)
Abstract
The invention discloses wear-resistant coated glass and a preparation method thereof, belonging to the technical field of coated glass and comprising a glass main body, wherein the surface of the glass main body is sequentially provided with a silicon nitride priming layer, a silver coating layer, a wear-resistant layer and a protective layer; the wear-resistant layer is made of wear-resistant paint; the protective layer is made of erosion-resistant paint; the wear-resistant coating comprises the following raw materials in parts by weight: 9.4-15 parts of deionized water, 1-8 parts of silica sol, 1-1.2 parts of sulfuryl chloride, 5-8 parts of modified nano zinc oxide, 10-14 parts of mixed solution A, 2.8-3.3 parts of silane coupling agent KH-560 and 14-20 parts of isopropanol. The wear-resistant layer is arranged on the outer side of the silver coating, so that the wear resistance of the glass is improved, the light transmittance of the wear-resistant layer is improved, the high light transmittance of the silver coating is ensured, the erosion resistance and the wear resistance of the wear-resistant layer are improved by arranging the protective layer, and the light transmittance of the glass is further ensured.
Description
Technical Field
The invention belongs to the technical field of coated glass, and particularly relates to wear-resistant coated glass and a preparation method thereof.
Background
The coated glass is coated with one or more layers of transparent films of metal, metal compound or nonmetal compound on the surface of the glass by methods such as chemical vapor deposition, physical vapor deposition, plasma sputtering deposition, metal organic deposition, sol-gel method and the like, so that the glass has the functions of conductivity, static resistance and the like, but the coating has poor erosion resistance and is easy to be eroded by the external environment, so that the light transmittance of the glass is reduced; in the prior art, a silver coating is selected to improve the effect of high light transmittance, and the silver ground is soft and is easy to be rubbed and scratched in the transportation and installation processes, so that the surface of glass is rough, and the light transmittance of the glass is reduced.
Disclosure of Invention
The invention aims to provide wear-resistant coated glass and a preparation method thereof, and aims to solve the problems in the background art.
The purpose of the invention can be realized by the following technical scheme:
the wear-resistant coated glass comprises a glass main body, wherein the surface of the glass main body is sequentially provided with a silicon nitride priming coat, a silver coating, a wear-resistant layer and a protective layer; the wear-resistant layer is made of wear-resistant paint; the protective layer is made of erosion-resistant paint; the wear-resistant coating comprises the following raw materials in parts by weight: 9.4-15 parts of deionized water, 1-8 parts of silica sol, 1-1.2 parts of sulfuryl chloride, 5-8 parts of modified nano zinc oxide, 10-14 parts of mixed solution A, 2.8-3.3 parts of silane coupling agent KH-560 and 14-20 parts of isopropanol.
In a further embodiment of the present invention, the silica sol has a particle size of 12 to 15nm.
As a further scheme of the invention, the modified nano zinc oxide comprises the following preparation steps:
mixing 10-12mL of stearic acid and 20-30mL of isopropanol, stirring uniformly, adding 1-1.5g of nano zinc oxide, continuing stirring for 1-1.2h at 18-20 ℃, standing for 30-40min, and removing supernatant to obtain the modified nano zinc oxide. The modified nano zinc oxide is subjected to surface modification by stearic acid, so that the surface activation energy of the nano zinc oxide is reduced, and the dispersibility of the nano zinc oxide in the wear-resistant coating is improved; the modified nano zinc oxide has the characteristics of high transparency and small refractive index, is easy to dope, can change the porosity and the surface roughness of a coating system, and improves the light transmittance of a coating.
In a further embodiment of the present invention, the mixed solution a is prepared by mixing 3-isocyanatopropyltriethoxysilane and methyl orthosilicate in a mass ratio of 5-6.5.
As a further scheme of the invention, the wear-resistant coating comprises the following preparation steps:
weighing raw materials according to a formula, adding deionized water, silica sol, sulfuryl chloride and modified nano zinc oxide into a reaction vessel, dropwise adding the mixed solution A, reacting at 80-85 ℃ for 30-45min, cooling to 25 +/-1.5 ℃, adding a silane coupling agent KH-560 and isopropanol, and stirring for 1-2h to obtain the wear-resistant coating. The 3-isocyanatopropyl triethoxysilane is hydrolyzed to generate silanol, silicon hydroxyl of silica sol particles and the silanol are further dehydrated and condensed to generate silicon-oxygen-silicon (Si-O-Si) covalent bonds, and finally, a highly cross-linked compact net or body structure is formed by a curing process and is used as a coating of a wear-resistant layer, so that the wear resistance of the coating is improved.
As a further scheme of the invention, the erosion-resistant coating comprises the following preparation steps:
s1, dissolving epoxy resin E-44 in acetone, adding organic silicon resin TSR-144, a silane coupling agent KH560 and dibutyltin dilaurate, heating to 80-90 ℃, refluxing and stirring for 1.5-2h, fully mixing, reacting, and cooling to obtain epoxy modified organic silicon resin;
and S2, mixing and grinding the epoxy modified organic silicon resin, the polytetrafluoroethylene micro powder and the defoaming agent BYK-141 to the fineness of 25-30 mu m, adding the curing agent T-31, and uniformly stirring to obtain the corrosion-resistant coating. The polytetrafluoroethylene has the structural characteristics of high crystallinity, large relative molecular mass, no branched chain in a molecule, high C-F bond energy, shielding effect of F atoms on a main chain and the like, and the erosion resistance and the wear resistance of the coating are improved.
According to a further scheme of the invention, in the step S1, the mass ratio of the epoxy resin E-44, acetone, the organic silicon resin TSR-144, the silane coupling agent KH560 and dibutyltin dilaurate is 40-50.
According to a further scheme of the invention, the mass ratio of the epoxy modified organic silicon resin, the polytetrafluoroethylene micro powder, the defoaming agent BYK-141 and the curing agent T-31 in the step S2 is 20-30.
As a further scheme of the invention, the preparation method of the wear-resistant coated glass comprises the following preparation steps:
preparing a silicon nitride priming layer on the surface of a glass main body by adopting a direct-current magnetron sputtering technology;
preparing a silver coating on the surface of the glass main body by adopting a direct current magnetron sputtering technology;
filtering the wear-resistant coating by using a microporous filter membrane with the diameter of 3 microns, adding a wetting and leveling agent BYK-333, mixing, coating the mixture on the surface of the silver coating in a flow coating manner, drying the silver coating at the constant temperature of 40-50 ℃ for 1-2 hours after the surface is dried, solidifying the coating, and finishing the preparation of the wear-resistant layer;
and step four, spraying the erosion-resistant coating on the outer side of the wear-resistant layer, drying for 24-30h at 25 +/-1.5 ℃ to solidify the coating, and finishing preparation of the protective layer to obtain the wear-resistant coated glass.
As a further scheme of the invention, the target material of the direct current magnetron sputtering technology in the step one is a silicon target, the functional gas is argon and nitrogen, the volume ratio of argon to nitrogen is 1-3.
As a further scheme of the invention, the target material of the direct current magnetron sputtering technology in the second step is a silver target.
As a further scheme of the invention, the mass ratio of the wear-resistant coating to the wetting and leveling agent BYK-333 in the third step is 100.
The invention has the beneficial effects that:
according to the invention, 3-isocyanatopropyl triethoxysilane is hydrolyzed to generate silanol, silicon hydroxyl groups of silica sol particles and silanol are further dehydrated and condensed to generate silicon-oxygen-silicon (Si-O-Si) covalent bonds, and finally, a highly cross-linked compact net-shaped or body-shaped structure is formed through a curing process, so that the prepared wear-resistant layer material is beneficial to improving the wear resistance of glass, preventing a silver coating layer from being scratched by friction, and ensuring the high light transmittance of the silver coating layer of the coated glass;
according to the invention, the stearic acid is used for carrying out surface modification on the nano zinc oxide, so that the surface activation energy of the nano zinc oxide is reduced, and the dispersibility of the nano zinc oxide in the wear-resistant coating is improved; the modified nano zinc oxide has the characteristics of high transparency and small refractive index, is easy to dope, can change the porosity and the surface roughness of a coating system, and further improves the light transmittance of glass;
according to the invention, the corrosion-resistant coating is obtained by mixing and grinding the epoxy modified organic silicon resin, the polytetrafluoroethylene micro powder and the defoaming agent BYK-141 and mixing the mixture with the curing agent T-31, the polytetrafluoroethylene has the structural characteristics of high crystallinity, large relative molecular mass, no branched chain in a molecule, high C-F bond energy, shielding effect of F atoms on a main chain and the like, and the prepared protective layer material can improve the corrosion resistance of the wear-resistant layer, further improve the wear resistance of the wear-resistant layer and ensure the high light transmittance of glass.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A modified nano zinc oxide comprises the following preparation steps:
mixing 10mL of stearic acid and 20mL of isopropanol, stirring uniformly, adding 1g of nano zinc oxide, stirring for 1h at 18-20 ℃, standing for 30 min, and removing supernatant to obtain the modified nano zinc oxide.
Example 2
A modified nano zinc oxide comprises the following preparation steps:
mixing 12mL of stearic acid and 30mL of isopropanol, stirring uniformly, adding 1.5g of nano zinc oxide, stirring continuously at 18-20 ℃ for 1.2h, standing for 40min, and removing supernatant to obtain the modified nano zinc oxide.
Example 3
The wear-resistant coating comprises the following preparation steps:
weighing raw materials according to a formula, adding 9.4g of deionized water, 1g of silica sol, 1g of sulfuryl chloride and 5g of modified nano zinc oxide prepared in the embodiment 1 into a reaction container, dropwise adding 10g of mixed solution A (prepared by mixing 3-isocyanatopropyltriethoxysilane and methyl orthosilicate according to a mass ratio of 5 to 1.3), reacting at 80-85 ℃ for 30 min, cooling to 25 +/-1.5 ℃, adding 2.8g of silane coupling agent KH-560 and 14g of isopropanol, and stirring for 1h to obtain the wear-resistant coating.
Comparative example 1
Compared with example 3, the comparative example only replaces 5g of the modified nano-zinc oxide prepared in example 1 with 5g of nano-zinc oxide, and the rest steps and parameters are the same.
Example 4
The wear-resistant coating comprises the following preparation steps:
weighing raw materials according to a formula, adding 15g of deionized water, 8g of silica sol, 1.2g of sulfuryl chloride and 8g of modified nano zinc oxide prepared in the embodiment 2 into a reaction container, dropwise adding 14g of mixed solution A (prepared by mixing 3-isocyanatopropyltriethoxysilane and methyl orthosilicate according to a mass ratio of 6.5 to 1), reacting at 80-85 ℃ for 45min, cooling to 25 +/-1.5 ℃, adding 3.3g of silane coupling agent KH-560 and 20g of isopropanol, and stirring for 2h to obtain the wear-resistant coating.
Example 5
An erosion-resistant coating comprises the following preparation steps:
step S1, dissolving 40g of epoxy resin E-44 in 40g of acetone, adding 20g of organic silicon resin TSR-144, 2g of silane coupling agent KH560 and 1g of dibutyltin dilaurate, heating to 80 ℃, refluxing and stirring for 1.5h, fully and uniformly mixing, reacting and cooling to obtain epoxy modified organic silicon resin;
and S2, mixing and grinding 20g of epoxy modified organic silicon resin, 20g of polytetrafluoroethylene micro powder and 20g of defoaming agent BYK-141 to the fineness of 25-30 micrometers, adding 1g of curing agent T-31, and uniformly stirring to obtain the corrosion-resistant coating.
Comparative example 2
Compared with example 5, the comparative example only does not add 20g of polytetrafluoroethylene micropowder, and the rest steps and parameters are the same.
Example 6
An erosion-resistant coating comprises the following preparation steps:
step S1, dissolving 50g of epoxy resin E-44 in 50g of acetone, adding 30g of organic silicon resin TSR-144, 3g of silane coupling agent KH560 and 1.2g of dibutyltin dilaurate, heating to 90 ℃, refluxing and stirring for 2 hours, fully mixing uniformly, reacting and cooling to obtain epoxy modified organic silicon resin;
and S2, mixing and grinding 30g of epoxy modified organic silicon resin, 30g of polytetrafluoroethylene micro powder and 30g of defoaming agent BYK-141 to the fineness of 25-30 mu m, adding 5g of curing agent T-31, and uniformly stirring to obtain the erosion-resistant coating.
Example 7
A preparation method of wear-resistant coated glass comprises the following preparation steps:
preparing a silicon nitride priming layer on the surface of a glass main body by adopting a direct current magnetron sputtering technology (a target material is a silicon target, functional gases are argon and nitrogen, the volume ratio of the argon to the nitrogen is 1, and the vacuum degree is 0.1 Pa);
preparing a silver coating on the surface of the glass main body by adopting a direct current magnetron sputtering technology (the target material is a silver target);
step three, filtering the wear-resistant coating prepared in the embodiment 3 by using a 3-micron microporous filter membrane, adding a wetting and leveling agent BYK-333 (the mass ratio of the wear-resistant coating to the wetting and leveling agent BYK-333 is 100.3), mixing, coating the mixture on the surface of the glass main body in a flow coating manner, drying the mixture at the constant temperature of 40-50 ℃ for 1-2 hours after the surface is dried, curing the coating, and preparing the wear-resistant layer;
and step four, spraying the erosion-resistant coating prepared in the embodiment 5 on the outer side of the wear-resistant layer, drying for 24-30h at 25 +/-1.5 ℃ to solidify the coating, and finishing preparation of the protective layer to obtain the wear-resistant coated glass.
Example 8
A preparation method of wear-resistant coated glass comprises the following preparation steps:
preparing a silicon nitride priming layer on the surface of a glass main body by adopting a direct-current magnetron sputtering technology (a target material is a silicon target, functional gases are argon and nitrogen, the volume ratio of the argon to the nitrogen is 2.5, and the vacuum degree is 0.1 Pa);
preparing a silver coating on the surface of the glass main body by adopting a direct current magnetron sputtering technology (the target material is a silver target);
step three, filtering the wear-resistant coating prepared in the embodiment 4 by using a microporous filter membrane of 3 microns, adding a wetting leveling agent BYK-333 (the mass ratio of the wear-resistant coating to the wetting leveling agent BYK-333 is 100.4), mixing, coating on the surface of the glass main body in a flow coating manner, drying at the constant temperature of 40-50 ℃ for 1-2 hours after the surface is dried, curing the coating, and finishing the preparation of the wear-resistant layer;
and step four, spraying the erosion-resistant coating prepared in the embodiment 6 on the outer side of the wear-resistant layer, drying for 24-30h at 25 +/-1.5 ℃ to solidify the coating, and finishing the preparation of the protective layer to obtain the wear-resistant coated glass.
Example 9
A preparation method of wear-resistant coated glass comprises the following preparation steps:
preparing a silicon nitride priming layer on the surface of a glass main body by adopting a direct current magnetron sputtering technology (a target material is a silicon target, functional gases are argon and nitrogen, the volume ratio of the argon to the nitrogen is 3, and the vacuum degree is 1.33 Pa);
preparing a silver coating on the surface of the glass main body by adopting a direct current magnetron sputtering technology (the target material is a silver target);
step three, filtering the wear-resistant coating prepared in the embodiment 4 by using a 3-micron microporous filter membrane, adding a wetting and leveling agent BYK-333 (the mass ratio of the wear-resistant coating to the wetting and leveling agent BYK-333 is 100.35), mixing, coating the mixture on the surface of the glass main body in a flow coating manner, drying the mixture at the constant temperature of 40-50 ℃ for 1-2 hours after the surface is dried, curing the coating, and preparing the wear-resistant layer;
and step four, spraying the erosion-resistant coating prepared in the embodiment 5 on the outer side of the wear-resistant layer, drying for 24-30h at 25 +/-1.5 ℃ to solidify the coating, and finishing the preparation of the protective layer to obtain the wear-resistant coated glass.
Comparative example 3
In comparison with example 7, the procedure and parameters were the same except that "abrasion resistant coating obtained in example 3" was replaced with "abrasion resistant coating obtained in comparative example 1".
Comparative example 4
In comparison with example 7, the procedure and parameters were the same except that "the erosion resistant coating obtained in example 5" was replaced with "the erosion resistant coating obtained in comparative example 2".
The following performance tests were performed on the coated glasses obtained in examples 7 to 9 and comparative examples 3 to 4:
and (3) testing light transmittance: respectively testing the light transmittance of the coated glass to be tested by using an OU4220 visible/infrared/ultraviolet light transmittance instrument, and recording the measured data;
and (3) wear resistance test: testing the wear resistance of the coated glass to be tested according to GB/T18915.2-2013, and calculating the absolute value of the difference value of the visible light transmittance of the test sample before and after the test;
and (3) testing erosion resistance: and testing the acid resistance and the alkali resistance of the coated glass to be tested according to GB/T18915.2-2013, and respectively calculating the absolute value of the difference value of the visible light transmittance of the test sample before and after the test.
The test results are shown in table 1.
TABLE 1
As can be seen from Table 1, the coated glasses obtained in examples 7 to 9 have better light transmittance and abrasion resistance than those obtained in comparative example 3, and have better abrasion resistance and erosion resistance than those obtained in comparative example 4.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The wear-resistant coated glass is characterized by comprising a glass main body, wherein the surface of the glass main body is sequentially provided with a silicon nitride priming layer, a silver coating layer, a wear-resistant layer and a protective layer; the wear-resistant layer is made of wear-resistant paint; the protective layer is made of erosion-resistant paint; the wear-resistant coating comprises the following raw materials in parts by weight: 9.4-15 parts of deionized water, 1-8 parts of silica sol, 1-1.2 parts of sulfuryl chloride, 5-8 parts of modified nano zinc oxide, 10-14 parts of mixed solution A, 2.8-3.3 parts of silane coupling agent KH-560 and 14-20 parts of isopropanol.
2. The wear-resistant coated glass according to claim 1, wherein the silica sol has a particle size of 12-15nm.
3. The wear-resistant coated glass according to claim 1, wherein the modified nano zinc oxide comprises the following preparation steps:
mixing 10-12mL of stearic acid and 20-30mL of isopropanol, stirring uniformly, adding 1-1.5g of nano zinc oxide, stirring continuously at 18-20 ℃ for 1-1.2h, standing for 30-40min, and removing supernatant to obtain the modified nano zinc oxide.
4. The wear-resistant coated glass according to claim 1, wherein the mixed solution A is prepared by mixing 3-isocyanatopropyltriethoxysilane and methyl orthosilicate according to a mass ratio of 5-6.5.
5. The wear-resistant coated glass according to claim 1, wherein the wear-resistant coating comprises the following preparation steps:
weighing raw materials according to a formula, adding deionized water, silica sol, sulfuryl chloride and modified nano zinc oxide into a reaction container, dropwise adding the mixed solution A, reacting at 80-85 ℃ for 30-45min, cooling to 25 +/-1.5 ℃, adding a silane coupling agent KH-560 and isopropanol, and stirring for 1-2h to obtain the wear-resistant coating.
6. The wear-resistant coated glass according to claim 1, wherein the erosion-resistant coating comprises the following preparation steps:
s1, dissolving epoxy resin E-44 in acetone, adding organic silicon resin TSR-144, a silane coupling agent KH560 and dibutyltin dilaurate, heating to 80-90 ℃, refluxing and stirring for 1.5-2h, fully mixing, reacting, and cooling to obtain epoxy modified organic silicon resin;
and S2, mixing and grinding the epoxy modified organic silicon resin, the polytetrafluoroethylene micro powder and the defoaming agent BYK-141 to the fineness of 25-30 mu m, adding the curing agent T-31, and uniformly stirring to obtain the erosion-resistant coating.
7. The abrasion-resistant coated glass according to claim 6, wherein the mass ratio of the epoxy resin E-44, the acetone, the silicone resin TSR-144, the silane coupling agent KH560 and the dibutyltin dilaurate in the step S1 is 40-50.
8. The wear-resistant coated glass according to claim 6, wherein the mass ratio of the epoxy modified silicone resin, the polytetrafluoroethylene micro powder, the defoaming agent BYK-141 and the curing agent T-31 in the step S2 is 20-30.
9. The method for preparing the wear-resistant coated glass according to claim 1, which is characterized by comprising the following preparation steps:
preparing a silicon nitride priming layer on the surface of a glass main body by adopting a direct-current magnetron sputtering technology;
preparing a silver coating on the surface of the glass main body by adopting a direct current magnetron sputtering technology;
filtering the wear-resistant coating by using a microporous filter membrane with the diameter of 3 mu m, adding a wetting and leveling agent BYK-333, mixing, coating the mixture on the surface of the silver coating in a flow coating mode, drying the silver coating at the constant temperature of 40-50 ℃ for 1-2h after the surface is dried, and finishing the preparation of the wear-resistant layer;
and fourthly, spraying the erosion-resistant coating on the outer side of the wear-resistant layer, drying for 24-30 hours at 25 +/-1.5 ℃, and finishing preparation of the protective layer to obtain the wear-resistant coated glass.
10. The method for preparing the wear-resistant coated glass according to claim 9, wherein the mass ratio of the wear-resistant coating to the wetting and leveling agent BYK-333 is 100.3-0.4.
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| US4499182A (en) * | 1983-10-11 | 1985-02-12 | E. I. Du Pont De Nemours And Company | In situ film hardening with pyridinium chlorochromate and aldehyde precursor alcohol |
| CN106543503A (en) * | 2016-11-02 | 2017-03-29 | 沈阳化工大学 | A kind of modified nano zinc oxide prepares nitrile rubber and for screw pump stator |
| CN108707405A (en) * | 2018-06-05 | 2018-10-26 | 安徽阜南县万家和工艺品有限公司 | A method of addition modified nano oxide compound prepares wood artwork antibacterial and mouldproof abrasion resistant fire blocking coating |
| US20210324183A1 (en) * | 2018-07-13 | 2021-10-21 | Continental Reifen Deutschland Gmbh | Sulfur-crosslinkable rubber mixture vulcanizate and vehicle tyre |
| CN214571567U (en) * | 2020-12-31 | 2021-11-02 | 江苏数字鹰科技股份有限公司 | Low-emissivity coated glass for unmanned aerial vehicle body |
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2023
- 2023-02-08 CN CN202310083067.5A patent/CN115925278A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4499182A (en) * | 1983-10-11 | 1985-02-12 | E. I. Du Pont De Nemours And Company | In situ film hardening with pyridinium chlorochromate and aldehyde precursor alcohol |
| CN106543503A (en) * | 2016-11-02 | 2017-03-29 | 沈阳化工大学 | A kind of modified nano zinc oxide prepares nitrile rubber and for screw pump stator |
| CN108707405A (en) * | 2018-06-05 | 2018-10-26 | 安徽阜南县万家和工艺品有限公司 | A method of addition modified nano oxide compound prepares wood artwork antibacterial and mouldproof abrasion resistant fire blocking coating |
| US20210324183A1 (en) * | 2018-07-13 | 2021-10-21 | Continental Reifen Deutschland Gmbh | Sulfur-crosslinkable rubber mixture vulcanizate and vehicle tyre |
| CN214571567U (en) * | 2020-12-31 | 2021-11-02 | 江苏数字鹰科技股份有限公司 | Low-emissivity coated glass for unmanned aerial vehicle body |
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