专利名称：Azo dyes, method for their preparation and
their use
发明人：MAEUSEZAHL, DIETER, DR.,LEHMANN, URS,
DR.
申请号：EP92810528.7申请日：19920710公开号：EP0524149A3公开日：19930811
摘要：Azo dyes of the formula in which R1 and K have the meanings given in Claim 1,give dyeings with good fastnesses on fibre materials containing nitrogen or hydroxygroups.
申请人：CIBA-GEIGY AG
地址：KLYBECKSTRASSE 141; CH-4002 BASEL,Klybeckstrasse 141 CH-4002 Basel CH
国籍：CH
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