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    • 3. 发明授权
    • Monoazo and diazo colorants from aminoalkylanilines and
bis(aminoalkyl)anilines
    • 氨基烷基苯胺和双(氨基烷基)苯胺的单偶氮和重氮着色剂
    • US4153598A
    • 1979-05-08
    • US821792
    • 1977-08-04
    • Nathan N. Crounse
    • Nathan N. Crounse
    • C09B29/01C09B33/02D21H21/28C09B29/10C09B29/38C09B33/10C09B33/16
    • D21H21/28C09B29/0003C09B33/02
    • Water-insoluble azo dyestuffs of the formula ##STR1## AND WATER-SOLUBLE ACID ADDITION SALTS THEREOF USEFUL FOR COLORING NATURAL FIBERS, SYNTHETIC FIBER-FORMING MATERIAL AND CELLULOSIC MATERIALS AS WELL AS IN THE MANUFACTURE OF PAPER, VARNISHES, INKS, COATINGS AND PLASTICS IN WHICH A represents an azoic coupling radical derived from a coupling component selected from the group consisting of arylides of hydroxysubstituted carbocyclic aromatic carboxylic acids, 1-aryl-5-hydroxypyrazoles, 6-amino-1-naphthol-3-sulfonic acid, and compounds having an enolizable ketomethylene group of the formula ##STR2## R is hydrogen, lower-alkyl, lower-alkoxy or halogen; R.sup.2 is hydrogen, lower-alkyl, lower-alkoxy, halogen, aminomethyl or 2-aminoethyl with the proviso that A is other than .beta.-naphthol when R.sup.2 is aminomethyl or 2-aminoethyl; R.sup.1 and R.sup.3 are the same or different and are each hydrogen, lower-alkyl, lower-alkoxy, halogen or aminomethyl with the proviso that at least one of R.sup.1 and R.sup.3 is aminomethyl when R.sup.2 is other than aminomethyl or 2-aminoethyl; and n represents an integer whose value is 1 or 2 and corresponds to the number of azo linkages, which dyestuffs are obtained by coupling a diazotized amine of the formula ##STR3## in which R, R.sup.1, R.sup.2 and R.sup.3 are as defined above with said coupling component.
    • 具有下式的水不溶性偶氮染料及其可溶于酸的添加剂用于生产自然纤维,合成纤维形成材料和纤维素材料的水溶性添加剂,如制造纸,变性,油墨,涂料和塑料 A表示衍生自选自羟基取代的碳环芳族羧酸的芳基化物,1-芳基-5-羟基吡唑,6-氨基-1-萘酚-3-磺酸的偶联组分的偶氮偶联基团,以及具有 下式的可烯化酮亚甲基是氢,低级烷基,低级烷氧基或卤素; R2是氢,低级烷基,低级烷氧基,卤素,氨基甲基或2-氨基乙基,条件是当R2是氨基甲基或2-氨基乙基时,A不是β-萘酚; R 1和R 3相同或不同,各自为氢,低级烷基,低级烷氧基,卤素或氨基甲基,条件是当R 2不是氨基甲基或2-氨基乙基时,R 1和R 3中的至少一个为氨基甲基; 并且n表示其值为1或2并且对应于偶氮键数目的整数,该染料是通过将下式R 1,R 2,R 2和R 3如上所定义的重氮化胺与所述式 耦合部件。