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期刊专利论文

用于生产PU高附着力哑光清面漆的主漆及其制备方法

来源:互联网2018年11月23日

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Main paint for producing PU (polyurethane) matt varnish with high adhesive force and preparation method of main paint  

(用于生产PU高附着力哑光清面漆的主漆及其制备方法)

Inventor(s): FANG XUEPING; HONG LIAO; HUANG ZEYONG

Priority number(s): CN20161141609 20160312

Abstract of  CN105694705 (A):

The invention discloses main paint for producing PU (polyurethane) matt varnish with high adhesive force and a preparation method of the main paint. The main paint is mainly prepared from components in parts by weight as follows: 20-35 parts of fatty acid resin, 50-65 parts of hydroxyl acrylic resin, 2-4 parts of n-butyl acetate, 2-4 parts of cyclohexanone, 1.5-2.5 parts of epoxy silane, 3-5 parts of matt powder, 0.5-1 part of anti-sinking pulp, 0.5-1 part of a dispersant, 0.4-0.6 parts of an anti-foaming agent and 0.7-1 part of a flatting agent. As for preparation of the main paint, the fatty acid resin, the hydroxyl acrylic resin, the dispersant, the anti-foaming agent and cyclohexanone in the quantity shown in the formula are put into a container and mixed, the matt powder is added, the mixture is stirred at a higher speed and dispersed until the fineness is smaller than or equal to 25 mu m, then n-butyl acetate, the flatting agent and the epoxy silane are added, the mixture is stirred at a lower speed and mixed sufficiently and uniformly, and the main paint for producing PU matt varnish with high adhesive force is prepared. The prepared main paint can improve the fullness, the surface hardness and the adhesive force of the matt varnish.

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