Photochromic glass paint and preparation method thereof
A photochromic glass and coating technology, applied in polyester coatings, epoxy resin coatings, polyurea/polyurethane coatings, etc., can solve the problems of complex process, inability to construct photochromic glass, etc., and achieve good transparency and visible light. The effect of high transmittance and high hardness
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[0029] Example 1: Preparation and detection of photochromic glass paint (1)
[0030] The cover glass paint was prepared with the following raw materials in the weight ratio.
[0031]
[0032] Among them, the prepolymer is urethane acrylate; the reactive monomer is dipropylene glycol dipropylene; the initiator is 2-hydroxy-2-methyl-1-phenylacetone; the color changing powder is diaryl vinyl, average particle size The diameter is 3 microns; the wetting agent is TEGO-4100; the dispersing agent is DISPERBYK-110; the adhesion promoter is aminopropyltrimethoxysilane; the reinforcing agent is KH570; the nano material is nano aluminum oxide, the average particle size 10nm.
[0033] The specific preparation process method is as follows.
[0034] (1) First weigh the active monomer, add wetting agent and dispersant under stirring, and continue stirring for 30 minutes;
[0035] (2) Add color-changing powder and nano materials, continue to stir and disperse for 30 minutes;
[0036] (3) Add enhancer,...
Example Embodiment
[0040] Example 2: Preparation and detection of photochromic glass paint (2)
[0041] The cover glass paint was prepared with the following raw materials in the weight ratio.
[0042]
[0043] The prepolymer is epoxy acrylate; the active monomer is isobornyl acrylate, diethylene glycol diacrylate, and pentaerythritol tripropylene triester, the weight ratio of the three is 1:2:0.5; the initiator is 1-hydroxyl Cyclohexyl phenyl ketone, 2-methyl-2-(4-morpholinyl)-1-[4-(methylthio)phenyl]-1-propanone, the weight ratio of the two is 1:0.5; discoloration Pink is M O O 3 , The average particle size is 1 micron; wetting agent is TEGO-270; dispersing agent is DISPERBYK-116; adhesion promoter is aminopropyl methyldimethoxysilane; reinforcing agent is KH550; nano material is zirconium dioxide, The average particle size is 50nm.
[0044] The specific preparation process is the same as in Example 1.
[0045] After the prepared cover glass paint is painted with ordinary glass (brushing thickness 2...
Example Embodiment
[0046] Example 3: Preparation and detection of photochromic glass paint (3)
[0047] The cover glass paint was prepared with the following raw materials in the weight ratio.
[0048]
[0049]
[0050] The prepolymer is epoxy acrylate; the active monomer is hexanediol diacrylate and trimethylolpropane triacrylate, the weight ratio of the two is 1:1; the initiator is 2-hydroxy-2-methyl -1-Phenylacetone, 2,4,6-trimethylbenzoylphenylphosphonate, 2-dimethylamino-2-benzyl-1-[4-(4-morpholinyl)benzene Base]-1-butanone, the weight ratio of the three is 1:2:0.5; the color-changing powder is benzopyrans with an average particle size of 10 microns; wetting agent is TEGO-280; dispersing agent is DISPERBYK-112; The accelerating agent is aminopropyltriethoxysilane; the reinforcing agent is DL602; the nano material is aluminum oxide (average particle size 20nm) and silica (average particle size 30nm), the weight ratio of the two is 1:1 .
[0051] The specific preparation process is the same as in...
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