| 发明名称 |
PROCESS FOR COLOURING LINEAR POLYESTERS IN THE MELT |
| 摘要 |
<p>Case 3-12875/- Process for colouring linear polyesters in the melt The invention relates to a process for colouring linear polyesters in the melt. The process comprises the use of l-hydroxy-4-phenylaminoanthraquinones of the formula (I) wherein one X is a hydrogen atom and the other is an alkylsulfonyloxy or chloroalkylsulfonyloxy group and Y is a hydrogen or halogen atom or an alkyl group. The violet shades obtained are distinguished by excellent colour strength and purity and also by good fastness properties.</p> |
| 申请公布号 |
CA1152680(A) |
申请公布日期 |
1983.08.23 |
| 申请号 |
CA19810378407 |
申请日期 |
1981.05.27 |
| 申请人 |
CIBA-GEIGY AG |
发明人 |
UMSONST, GERHARD;KOELLIKER, HANS P.;JOST, MAX |
| 分类号 |
C08L67/00;B01J31/26;C08K5/41;C08L67/02;C09B1/514;(IPC1-7):C08K5/42;C08J3/20 |
主分类号 |
C08L67/00 |
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