Bright pigment, method for producing the pigment, and waterborne resin composition containing the pigment

US9045643B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9045643-B2
Application numberUS-22650707-A
CountryUS
Kind codeB2
Filing dateApr 23, 2007
Priority dateApr 21, 2006
Publication dateJun 2, 2015
Grant dateJun 2, 2015

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  1. Title

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  2. Abstract

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  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

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  7. Citations and related patents

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Abstract

Official abstract text for this publication.

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.

First claim

Opening claim text (preview).

The invention claimed is: 1. A light-reflecting pigment, comprising: a scaly inorganic base that is a glass; a silver-containing coating that covers the inorganic base and comprises silver or a silver alloy; and a yellowing-suppressing coating that covers the inorganic base from outside of the silver-containing coating and comprises a metal compound functioning as an oxidizing agent, wherein the metal compound is at least one compound selected from the group consisting of a…

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What does patent US9045643B2 cover?
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 compoun…
Who is the assignee on this patent?
Kitamura Takeaki, Kimura Yusuke, Nippon Sheet Glass Co Ltd
What technology area does this patent fall under?
Primary CPC classification C09C1/0015. Mapped technology areas include Chemistry & Metallurgy.
When was this patent published?
Publication date Tue Jun 02 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).