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    • 1. 发明授权
    • Aryl- or alkyl-sulphonyl aminosulphonylphenyl-azo-arylene-azo-phenyl
dyestuffs
    • 芳基或烷基磺酰基氨基磺酰基苯基 - 偶氮 - 亚芳基 - 偶氮苯基染料
    • US4024126A
    • 1977-05-17
    • US270010
    • 1972-07-10
    • Richard SommerGerhard Wolfrum
    • Richard SommerGerhard Wolfrum
    • C09B31/062C09B31/065C09B43/28C09B31/06C09B43/18
    • C09B43/28C09B31/065
    • Disazo dyestuffs, which in the form of the free acid, have the formula ##STR1## wherein R.sub.1 is an aromatic radical, an aliphatic radical with 1-4 C atoms or a dialkylamino radical;R.sub.2 is chlorine, bromine, alkoxy or alkyl;R.sub.3 and R.sub.4 are hydrogen, chlorine, bromine, alkoxy group or alkyl;R.sub.5 and R.sub.6 are hydrogen, C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy;R.sub.7 is C.sub.1 -C.sub.4 -alkyl;B is a 1,4-phenylene, 1,4-naphthylene or tetrahydro-1,4-naphthylene radical; andm is 0, 1 or 2;Are disclosed. The resulting dyestuffs are used for the dyeing fibers containing of amide groups, for example those of wool, silk and polyamide, such as poly-.epsilon.-caprolactam or the reaction product of hexamethylene-diamine with adipic acid. The resulting dyeings, especially those on polyamide materials, are distinguished by good fastness properties, especially by good wet fastness properties and good light fastness properties.
    • 游离酸形式的双偶氮染料具有式“IMAGE”,其中R 1为芳族基团,具有1-4个C原子的脂族基团或二烷基氨基; R2是氯,溴,烷氧基或烷基; R3和R4是氢,氯,溴,烷氧基或烷基; R5和R6是氢,C1-C4-烷基或C1-C4-烷氧基; R7是C1-C4-烷基; B是1,4-亚苯基,1,4-亚萘基或四氢-1,4-亚萘基; 和M IS 0,1 OR 2; 被披露 所得染料用于含有酰胺基的染色纤维,例如羊毛,丝绸和聚酰胺的染色纤维,例如聚ε-己内酰胺或六亚甲基二胺与己二酸的反应产物。 所得到的染色,特别是聚酰胺材料上的染色,具有良好的耐牢度特性,特别是通过良好的耐湿牢度性能和良好的耐光性能来区分。
    • 6. 发明授权
    • Polyamide fiber dyed with disazo-dyestuffs
    • 聚酰胺纤维染色与脱色试验
    • US3637338A
    • 1972-01-25
    • US3637338D
    • 1970-07-17
    • TOMS RIVER CHEMICAL CORP
    • STINGL HANS ALFRED
    • C09B31/065C09B43/24C09B35/04D06P1/06
    • C09B43/24C09B31/065Y10S8/924
    • Compounds of the formula

      WHEREIN A is hydrogen, lower alkyl such as methyl, ethyl or propyl, lower alkoxy such as methoxy, ethoxy or butoxy, or chlorine; B and B1 are hydrogen, lower alkyl such as methyl, ethyl or butyl, or lower alkoxy such as methoxy, ethoxy, or butoxy; E is hydrogen, lower alkyl such as methyl, ethyl or butyl, or lower alkoxy such as methoxy, ethoxy or butoxy; R is hydrogen, methyl or chlorine and IS EITHER ORTHO OR PARA TO THE AZO LINKAGE; AND SO3H is either meta or para to the azo linkage, provide yellow to scarlet shades of good fastness and dyeing properties and excellent leveling characteristics on natural and synthetic polyamide fibers.
    • 式WHEREIN A的化合物是氢,低级烷基如甲基,乙基或丙基,低级烷氧基如甲氧基,乙氧基或丁氧基,或氯; B和B1是氢,低级烷基如甲基,乙基或丁基,或低级烷氧基如甲氧基,乙氧基或丁氧基; E是氢,低级烷基如甲基,乙基或丁基,或低级烷氧基如甲氧基,乙氧基或丁氧基; R是氢,甲基或氯,是AZO链接的ORTHO或PARA; 并且SO 3 H是偶氮键的间位或对位,在天然和合成聚酰胺纤维上提供黄色至具有良好牢度和染色性能以及优异的流平特性的猩红色色调。