发明名称 |
Bisazofarbstoffe auf der Basis von Hydroxynaphthalincarbonsäure |
摘要 |
The invention relates to bisazo compounds of formula (Ia) or (Ib) wherein R<1> represents hydrogen or methyl; the groups X independently represent -CH2CH2- or -CH2CH2CH2-; R<2>, R<3>, R<4> independently represent hydrogen or methyl; A represents an anion; and n represents the valency of A. The invention also relates to the use of said bisazo compounds for dyeing, especially paper, and to dyes containing bisazo compounds.
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申请公布号 |
DE10045430(A1) |
申请公布日期 |
2002.03.28 |
申请号 |
DE2000145430 |
申请日期 |
2000.09.14 |
申请人 |
BASF AG |
发明人 |
SCHROEDER, GUNTER-RUDOLF;EBERT, SOPHIA;ETZBACH, KARL-HEINZ;TRESCH, RAINER;SENS, RUEDIGER |
分类号 |
C09B35/033;C09B35/215;C09B44/06;D06P1/08;D21H21/28;(IPC1-7):C07C245/08;C09B31/075;C09D11/02;D21H25/02 |
主分类号 |
C09B35/033 |
代理机构 |
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