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Color metallic pigment and resin composition containing color metallic pigment
   
Document Number
US Patent 7045212
Issued Date
May 16, 2006
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Abstract
In order to provide a color metallic pigment capable of implementing diverse colors, excellent in finished appearance and weather resistance and manufacturable by a safe and simple manufacturing method, a color metallic pigment comprising metal particles and a single-layer or multilayer coat covering the surface of each metal particle characterized in that at least one layer of the single-layer or multilayer coat is a cobalt coat consisting of an anhydrous oxide film elementally containing cobalt is provided. This cobalt coat preferably contains a compound in composition expressed by at least one type of composition selected from a group consisting of CoO, Co.sub.2O.sub.3, Co.sub.3O.sub.4, nCoO.mAl.sub.2O.sub.3 and nCoO.mSiO.sub.2 (n, m: arbitrary positive real numbers).
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Number of Claims:
17
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Published
May 16, 2006
Application Number
10/510,012
Filed
April 3, 2003
US Classification
428/403   428/328 428/404 428/405 428/406 428/407
Int'l Classification
B32B   5/16   (20060101)  
Attorney/Law Firm
Priority Data
Apr 03, 2002 [JP] 2002-101656
USPTO Field of Search
428/403   428/404   428/405   428/406   428/407   428/328  
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