发明名称 Co-milling organic pigments with fumed silica
摘要 A pigment composition comprising an intimate mixture of an organic pigment and fumed silica is prepared which exhibit improved coloristic characteristics including excellent chroma, color strength and enhanced color flop when incorporated into in polymeric systems, such as plastics or surface coatings, for example inks and paints. Also provided are coating compositions and plastic articles that are pigmented with a tinctorially effective amount of the inventive pigment composition. A particular embodiment of the invention relates to pigments useful in automotive coatings.
申请公布号 US7977425(B2) 申请公布日期 2011.07.12
申请号 US20070004306 申请日期 2007.12.20
申请人 CIBA CORPORATION 发明人 DEBROY TAPAN K.;WILL JAMES
分类号 C08G18/63;B32B9/04 主分类号 C08G18/63
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