发明授权
- 专利标题: Diarylide yellow pigments
- 专利标题(中): 二芳基黄色颜料
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申请号: US12937772申请日: 2009-04-17
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公开(公告)号: US08034174B2公开(公告)日: 2011-10-11
- 发明人: Russell Schwartz , Ulrik Cassias , Palle Chris Nielsen
- 申请人: Russell Schwartz , Ulrik Cassias , Palle Chris Nielsen
- 申请人地址: US NJ Parsippany
- 专利权人: Sun Chemical Corporation
- 当前专利权人: Sun Chemical Corporation
- 当前专利权人地址: US NJ Parsippany
- 代理机构: McKenna Long & Aldridge LLP
- 国际申请: PCT/US2009/040944 WO 20090417
- 国际公布: WO2009/129455 WO 20091022
- 主分类号: C09B35/035
- IPC分类号: C09B35/035 ; C09B35/037 ; C09B35/08 ; C09B35/10 ; C09B35/20
摘要:
A diarylide yellow pigment formed by a coupling reaction of a benzidine and a mixture comprising 4-chloro-2,5-dimethoxy-acetoacetanilide and 2,4-dimethyl-acetoacetanilide. The diarylide yellow pigment has a desirable reddish shade than C.I. Pigment Yellow 83, exists in a solid solution, and contains fewer aromatic amine impurities.
公开/授权文献
- US20110061564A1 Diarylide Yellow Pigments 公开/授权日:2011-03-17
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