发明申请
- 专利标题： Yellow disperse dye mixture which has a high level of light fastness
- 专利标题（中）： 具有高耐光性的黄色分散染料混合物
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申请号： US10523656申请日： 2003-08-02
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公开(公告)号： US20050272920A1公开(公告)日： 2005-12-08
- 发明人: Toshio Hihara , Hiroshi Inoue , Wataru Seto
- 申请人： Toshio Hihara , Hiroshi Inoue , Wataru Seto
- 申请人地址： DE FRANKFURT AM MAIN
- 专利权人： DYSTAR TEXITILFARBEN GMBH & CO.
- 当前专利权人： DYSTAR TEXITILFARBEN GMBH & CO.
- 当前专利权人地址： DE FRANKFURT AM MAIN
- 优先权： DE2002-231524 20020808
- 国际申请： PCT/EP03/08582 WO 20030802
- 主分类号： C09B67/22
- IPC分类号： C09B67/22 ; D06P1/16 ; D06P1/18 ; D06P1/20 ; D06P3/54 ; D06P3/82
摘要：
The present inventions refers to a dye mixture comprising from 25 to 80% by weight with respect to the total dyestuff fraction of the yellow dyestuff represented by the structural formula [1] and from 75 to 20% by weight with respect to the total dyestuff fraction of a yellow dyestuff represented by the structural formula [2] wherein R denotes a C1 to C4 hydroxyalkyl group.