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    • 9. 发明授权
    • Water-insoluble carbonylalkylene sulfonamido containing azo dyestuffs
    • 含有偶氮染料的水不溶性羰基亚烷基亚磺酰氨基
    • US3883504A
    • 1975-05-13
    • US32806473
    • 1973-01-30
    • HOECHST AG
    • SCHICKFLUSS RODOLFSTECKELBERG WILLI
    • C09B29/08C09B31/043C09B43/12C09B43/20
    • C09B29/08C09B29/0805C09B31/043C09B43/12C09B43/202
    • Water-insoluble azo-dyestuffs of the formula

      said compounds being suitable for the dyeing or printing of synthetic fibrous materials, such as fibrous materials of celluloseacetates, polyamides, polyurethanes, polyolefins, polycarbonates and, particularly, polyesters, the dyeings obtained on these fibres being distinguished by a very good fastness to wet processing, ironing, waste gas and light and by a very good building up.

      and R2 represents hydrogen, lower alkyl, -lower alkylene-OH, lower alkylene-CN,

      R1 represents lower alkyl, lower alkylene-OH,

      WHEREIN IN WHICH D represents nitro-phenylene, dinitro-phenylene, carbo-lower alkoxy-phenylene, chloro-nitro-phenylene, cyano-nitrophenylene, dichloro-nitro-phenylene, chloro-bromo-nitrophenylene, chloro-dinitro-phenylene, bromo-dinitro-phenylene, chloro-lower alkyl sulfonyl-phenylene, nitro-lower alkylsulfonyl-phenylene, bromo-cyano-nitro-phenylene, chlorotrifluoromethyl-phenylene, phenylazo-phenylene, nitrothiazolyl, carbo-lower alkoxy-thiazolyl or nitrobenzothiazolyl, A represents hydrogen, chlorine, lower alkyl, lower alkoxy or O-lower alkylene-lower alkoxy, B represents hydrogen, chlorine, lower alkyl, lower alkoxy, lower alkyloylamino, benzoylamino,
    • 其中D表示硝基亚苯基,二硝基亚苯基,碳 - 低级烷氧基 - 亚苯基,氯 - 硝基 - 亚苯基,氰基 - 硝基 - 亚苯基,二氯 - 硝基亚苯基,氯 - 溴代的水不溶性偶氮染料 硝基 - 亚硝基 - 亚苯基,氯二硝基 - 亚苯基,溴 - 二硝基亚苯基,氯代 - 低级烷基磺酰基 - 亚苯基,硝基 - 低级烷基磺酰基亚苯基,溴 - 氰基 - 硝基 - 亚苯基,氯 - 三氟甲基 - 亚苯基,苯偶氮 - 硝基 - 噻唑基,碳 - 低级烷氧基 - 噻唑基或硝基 - 苯并噻唑基,A代表氢,氯,低级烷基,低级烷氧基或-O-低级亚烷基 - 低级烷氧基,B代表氢,氯,低级烷基,低级烷氧基,低级烷基氨基 ,苯甲酰基氨基,R 1表示低级烷基,低级亚烷基-OH,R 2表示氢,低级烷基, - 低级亚烷基-OH,低级亚烷基-CN,所述化合物适于染色或印刷合成纤维材料,例如纤维材料 的乙酸纤维素,聚酰胺,聚氨酯 聚烯烃,聚碳酸酯,特别是聚酯,在这些纤维上获得的染色的特征在于非常好的湿法加工,熨烫,废气和光的坚牢度以及非常好的组合。