Thermosetting Water-Based Coating Composition and Method of Forming Coating Film
    120.
    发明申请
    Thermosetting Water-Based Coating Composition and Method of Forming Coating Film 审中-公开
    热固性水性涂料组合物和形成涂膜的方法

    公开(公告)号:US20070237903A1

    公开(公告)日:2007-10-11

    申请号:US11632656

    申请日:2005-07-21

    CPC classification number: C09D5/29 C08J7/047 C08L2312/00 C09D133/02 C09D201/06

    Abstract: The present invention provides an thermosetting aqueous coating composition comprising (A) 100 parts by weight of a hydroxy- and carboxy-containing water-soluble resin having a weight average molecular weight of 500 to 200,000, a hydroxy value of 1 to 200 mg KOH/g, and an acid value of 10 to 100 mg KOH/g, and (B) 10 to 100 parts by weight of a luster pigment; the coating composition being applied so as to form a film with a thickness of 3,000 to 8,000 nm when cured; and the coating composition, when formed into a deposited coating with a solids content of 40 wt. %, having a viscosity of 4×102 to 1×104 mPa·s as measured at 20° C. and a shear rate of 0.1 sec−1.

    Abstract translation: 本发明提供一种热固性水性涂料组合物,其包含(A)100重量份的重均分子量为500至200,000的羟基和羧基的水溶性树脂,羟值为1至200mg KOH / g,酸值为10〜100mg KOH / g,(B)10〜100重量份的光泽颜料; 涂布组合物在固化时形成厚度为3,000〜8000nm的膜; 和涂料组合物当形成固体含量为40重量%的沉积涂层时。 %,在20℃下测得的粘度为4×10 2至1×10 4 mPa.s,剪切速率为0.1秒-1 >。

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