Invention Grant
US09045643B2 Bright pigment, method for producing the pigment, and waterborne resin composition containing the pigment 有权
光亮颜料,颜料的制造方法,含有该颜料的水性树脂组合物

Bright pigment, method for producing the pigment, and waterborne resin composition containing the pigment
Abstract:
A bright pigment of the present invention includes a scaly inorganic base 10, a silver-containing coating 11 that covers the inorganic base 10 and contains silver or a silver alloy, and a yellowing-suppressing coating 2 that covers the inorganic base 10 from outside of the silver-containing coating 11 and contains a metal compound functioning as an oxidizing agent. The metal compound is preferably at least one selected from the group consisting of a hydroxide of metal, an oxide hydrate of metal, and a salt of an oxide hydrate of metal, and the metal is at least one selected from the group consisting of tungsten, molybdenum, bismuth, vanadium, or cerium.
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