专利名称：Sulphur dyes, their preparation and their use发明人：NAGL, GERT, DR.,KINDLER, HORST, DR.申请号：EP81108409.4申请日：19811016公开号：EP0052748A1公开日：19820602
摘要：They are obtained by sulphurising compounds of the formula I where A is abridge member of the formula -N=CH-CH=N- or -NH-CH2-CO-NH- in a conventionalmanner by baking or boiling, and are suitable for dyeing cotton in bright yellowish oliveshades of high strength which have good fastness properties.
申请人：CASSELLA AKTIENGESELLSCHAFT
地址：Hanauer Landstrasse 526 D-60386 Frankfurt DE
国籍：DE
代理机构：Urbach, Hans-Georg, Dr.
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