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    • 44. 发明授权
    • Washfast disazo dyestuffs
    • 洗涤双性染料
    • US4199318A
    • 1980-04-22
    • US962424
    • 1978-11-20
    • Hans A. Stingl
    • Hans A. Stingl
    • C09B31/02C09B31/04C09B31/06C09B31/08
    • C09B31/025Y10S8/924
    • Compounds of the formula ##STR1## in which A.sub.1 and A.sub.2 may be hydrogen, alkyl, alkoxy, hydroxy, halo, trifluoromethyl, alkoxyalkoxy, hydroxyalkyl, hydroxyalkoxy, alkoxyalkyl, sulfamoyl, N-alkylsulfamoyl, carboxylic acyl or carboxylic acylamino, B.sub.1 and B.sub.2 are each hydrogen, lower alkoxy, lower alkyl, chloro, bromo, trifluoromethyl, alkoxyalkoxy, hydroxyalkyl, hydroxyalkoxy, or alkoxyalkyl, wherein at least one of A.sub.1, A.sub.2, B.sub.1, or B.sub.2 is alkoxy, and D represents a hydroxy or amino naphthyl or a benzylamino substituted phenyl group, are valuable dyestuffs for natural and synthetic polyamide fibers giving substantially complete exhaustion from neutral or acid aqueous dyebaths without further addition of chemical agents.
    • 其中A 1和A 2可以是氢,烷基,烷氧基,羟基,卤素,三氟甲基,烷氧基烷氧基,羟基烷基,羟基烷氧基,烷氧基烷基,氨磺酰基,N-烷基氨磺酰基,羧酰基或羧基酰氨基,B1和B2 每个氢,低级烷氧基,低级烷基,氯,溴,三氟甲基,烷氧基烷氧基,羟基烷基,羟基烷氧基或烷氧基烷基,其中A1,A2,B1或B2中的至少一个是烷氧基,D表示羟基或氨基萘基或 苄基氨基取代的苯基是天然和合成聚酰胺纤维的有价值的染料,从中性或酸性水性染浴中基本上完全排出,而无需进一步添加化学试剂。
    • 47. 发明授权
    • Arylsulphonylaminosulphonylphenyl-azo-arylene-azo-phenyl dyestuff
    • 芳基磺酰基氨基磺酰基苯基 - 偶氮 - 亚芳基 - 偶氮苯基染料
    • US3945992A
    • 1976-03-23
    • US445296
    • 1974-02-22
    • Richard SommerGerhard Wolfrum
    • Richard SommerGerhard Wolfrum
    • C09B31/062C09B31/065C09B43/24C09B43/18C09B31/06D06P3/24
    • C09B31/065C09B43/24
    • Dyestuffs of the formula ##SPC1##In whichR.sub.1 represents an aromatic radical, an aliphatic radical with 1-4 C atoms or a dialkylamino radical in which the alkyl groups contain 1-4 C atoms,R.sub.2 represents chlorine, bromine, an alkoxy group or an alkyl group,R.sub.3 and R.sub.4 represent hydrogen, chlorine, bromine, an alkoxy group or an alkyl group,R.sub.5 represents hydrogen, chlorine, bromine, fluorine, a phenyl group, an alkyl group with 1-4 C atoms or an alkoxy group with 1-4 C atoms,R.sub.6 represents hydrogen, an alkyl group with 1-4 C atoms or an alkoxy group with 1-4 C atoms,R.sub.7 represents an arylsulphonyl radical,B represents a 1,4-phenylene, a 1,4-naphthylene or a tetrahydro-1,4-naphthylene radical andm represents a number from 0 to 2,Are suitable for dyeing synthetic fibre materials, especially polyamide fibre materials.
    • 式IN的染料其中R 1表示芳族基团,具有1-4个C原子的脂族基团或其中烷基含有1-4个C原子的二烷基氨基,R 2表示氯,溴,烷氧基或烷基 ,R 3和R 4表示氢,氯,溴,烷氧基或烷基,R 5表示氢,氯,溴,氟,苯基,具有1-4个C原子的烷基或具有1-4个碳原子的烷氧基 C原子,R6表示氢,1-4C原子的烷基或1-4C原子的烷氧基,R7表示芳基磺酰基,B表示1,4-亚苯基,1,4-亚萘基或 四氢-1,4-亚萘基和M代表从0到2的数字,适用于染色合成纤维材料,特别是聚酰胺纤维材料。