Salts of cationic anthraquinone dyes, their preparation and their use
Abstract
Abstract Translated from German Monokationische Farbsalze der Formel worin R H, Alkyl, Aryl, Aralkyl oder Cycloalkyl, A Alkylen, Arylen oder Aralkylen, R 1 , R 2 , R 3 Alkyl oder Aralkyl bilden. Die Farbsalze eignen sich vorzüglich für die Spinnfärbung von Polyacrylnitril. Man erhält reinblau gefärbte transparente Fasern mit ausgezeichneter Echtheit. Monocationic color salts of the formula wherein RH, alkyl, aryl, aralkyl or cycloalkyl, A alkylene, arylene or aralkylene, R 1 , R 2 , R 3 form alkyl or aralkyl. The color salts are ideal for spin dyeing polyacrylonitrile. Pure blue colored transparent fibers with excellent fastness are obtained.
Inventors
- 👤 Peter Dr. Loew
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