Water-based microbead light diffusion coating and preparation method thereof
A technology of light diffusing and light diffusing agent, applied in the direction of polyurea/polyurethane coatings, coatings, etc., can solve the problems of high safety performance, light source lighting, glare, etc., and achieve the effect of uniform light source, good heat dissipation effect and long service life
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Embodiment 1
[0018] A water-based micro-pearl light diffusion coating, its formula is as follows: 20 parts of water-based polyurethane resin, 15 parts of high temperature resistant silicone resin, 5 parts of light diffusing agent, 3 parts of emulsifier, 1 part of defoaming agent, 2 parts of inorganic pigment, thickening 3 parts of agent, 2 parts of dispersant, 1 part of diffusing agent and 5 parts of mixed solvent.
[0019] The emulsifier is acrylate emulsion.
[0020] The inorganic pigment is titanium dioxide.
[0021] The dispersant is a stearic acid amide type dispersant.
[0022] The thickener is a polyurethane thickener.
[0023] The defoamer is a conventional water-based defoamer.
[0024] The light-diffusing agent is an organic light-diffusing agent, using silicone resin particles.
[0025] The diffusion agent is micron glass beads.
Embodiment 2
[0027] A water-based micro-pearl light diffusion coating, its formula is as follows: 30 parts of water-based polyurethane resin, 20 parts of high temperature resistant silicone resin, 15 parts of light diffusing agent, 7 parts of emulsifier, 1.5 parts of defoamer, 7 parts of inorganic pigment, thickening 5 parts of agent, 4 parts of dispersant, 5 parts of diffusing agent and 15 parts of mixed solvent.
[0028] The emulsifier is acrylate emulsion.
[0029] The inorganic pigment is barium sulfate.
[0030] The dispersant is a stearic acid amide type dispersant.
[0031] The thickener is a polyurethane thickener.
[0032] The defoamer is a conventional water-based defoamer.
[0033] The light diffusing agent is an organic type light diffusing agent, using cross-linked styrene particles.
[0034] The diffusion agent is micron glass beads.
Embodiment 3
[0036] A water-based micro-pearl light diffusion coating, its formula is as follows: 25 parts of water-based polyurethane resin, 17 parts of high temperature resistant silicone resin, 10 parts of light diffusing agent, 5 parts of emulsifier, 1.2 parts of defoaming agent, 5 parts of inorganic pigment, thickening 4 parts of agent, 3 parts of dispersant, 3 parts of diffusing agent and 10 parts of mixed solvent.
[0037] The emulsifier is acrylate emulsion.
[0038] The inorganic pigment is talcum powder.
[0039] The dispersant is trisodium phosphate.
[0040] The thickener is a polyurethane thickener.
[0041] The defoamer is a conventional water-based defoamer.
[0042] The light diffusing agent is an organic light diffusing agent, using cross-linked acrylic particles.
[0043] The diffusion agent is micron glass beads.
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