发明授权
US08207312B2 Method of preparing complex-AZO pigment and complex-AZO pigment thereof
有权
复合AZO颜料及其复合AZO颜料的制备方法
- 专利标题: Method of preparing complex-AZO pigment and complex-AZO pigment thereof
- 专利标题(中): 复合AZO颜料及其复合AZO颜料的制备方法
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申请号: US12498492申请日: 2009-07-07
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公开(公告)号: US08207312B2公开(公告)日: 2012-06-26
- 发明人: Masafumi Ohta , Hiromi Tada , Yoshiki Yanagawa
- 申请人: Masafumi Ohta , Hiromi Tada , Yoshiki Yanagawa
- 申请人地址: JP Tokyo
- 专利权人: Ricoh Company, Ltd.
- 当前专利权人: Ricoh Company, Ltd.
- 当前专利权人地址: JP Tokyo
- 代理机构: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- 优先权: JP2008-179262 20080709; JP2008-179282 20080709; JP2009-054602 20090309
- 主分类号: C09B43/00
- IPC分类号: C09B43/00
摘要:
A method of preparing a complex-azo pigment having plural pigment components including at least an azo pigment represented by the following formula (a) A(H)n (a) Pigments, both limited and unlimited by the process of making.
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