Wind and sand resistant solar heat reflecting coating and preparation method thereof
A technology of reflective coatings and solar heat, applied in the field of coatings, can solve the problems of general weather resistance and sand resistance, no solar heat reflection, no cooling and energy saving, etc.
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Embodiment 1
[0011] Embodiment one: this embodiment is made up of following components:
[0012] Polyaspartic ester resin 65
[0013] Rutile titanium dioxide (pigment) 26
[0014] Dispersant 0.5
[0015] Leveling agent 0.2
[0016] Anti-scratch wax powder 1
[0017] Defoamer 0.5
[0018] Butyl acetate 6.8
[0019] When using, add 66kg curing agent, the curing agent is aliphatic polyisocyanate, and then spray, roll or brush on the surface of the object to be coated.
[0020] Effect: wear 11mg (1000g / 1000 revolutions), total sunlight reflectance: 86%.
Embodiment 2
[0021] Embodiment two: this embodiment is made up of following components:
[0022] Polyaspartic resin 50
[0023] Rutile titanium dioxide (pigment) 23
[0024] Barium sulfate (filler) 18
[0025] Dispersant 0.5
[0026] Anti-scratch wax powder 1
[0027] Leveling agent 0.2
[0028] Defoamer 0.5
[0029] Butyl acetate 6.8
[0030] When using, add 60kg curing agent, the curing agent is aliphatic polyisocyanate, and then spray, roll or brush on the surface of the object to be coated.
[0031] Effect: wear 18mg (1000g / 1000 revolutions), total sunlight reflectance: 81%.
Embodiment 3
[0032] Embodiment three: this embodiment is made up of following components:
[0033] Polyaspartic resin 45
[0034] Rutile titanium dioxide (pigment) 26
[0035] Calcium carbonate (filler) 20
[0036] Dispersant 0.5
[0037] Anti-scratch wax powder 1
[0038] Leveling agent 0.2
[0039] Defoamer 0.5
[0040] Butyl acetate 6.8
[0041] When using, add 50kg of curing agent, the curing agent is aliphatic polyisocyanate, and then spray, roll or brush on the surface of the object to be coated.
[0042] Effect: Abrasion 21mg (1000g / 1000 revolutions), total sunlight reflectance: 82%. Resistant to artificial weathering after 3000h, discoloration ⊿E=0.6, no chalking.
[0043] When the present invention is made, polyaspartic acid ester resin, dispersant, defoamer are added in the paint-making pot, stir 5-10 minute with the speed of 500 rev / min, add pigment in stirring process, then with 800 rev Stir at a speed of 15-20 minutes per minute; add 1 / 2 of butyl acetate in the ...
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Abstract
Description
Claims
Application Information

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