Preparation method for cationic silicone/acrylic emulsion alkali resistant seal primer
A silicone-acrylic emulsion and sealing primer technology, applied in the direction of coating, can solve the problems of affecting the decoration and protection performance of the coating film, the coating is discolored and flowery, and difficult to completely remove, etc., and achieves strong penetration of the sealing primer. Strong, high anti-alkali effect
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[0019] A cationic silicon-acrylic emulsion anti-alkali sealing primer is prepared according to the weight ratio of the following raw material formula, which is uniformly dispersed and stirred by a mixer at high speed: 20%-35% deionized water, 1%-5% propylene glycol, 0.1%-0.5% defoaming Agent, 0.5%~2% dispersant, 0.05%~0.3% wetting agent, 0.1%~0.4% fungicide, 4%~8% titanium dioxide, 5%~12% heavy calcium carbonate, 5%~10% Kaolin, 1%~3% talc, 30%~50% tert-acrylic emulsion, 2%~6% film-forming aid, 0.5%~3% thickening rheological agent, 0.2%~1% pH regulator.
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