Dyestuffs derived from triphenylmethane, their preparation and use
    1.
    发明授权
    Dyestuffs derived from triphenylmethane, their preparation and use 失效
    衍生自三苯甲烷的染料,其制备和用途

    公开(公告)号:US4285696A

    公开(公告)日:1981-08-25

    申请号:US779436

    申请日:1977-03-21

    CPC分类号: C09B11/16 C09B11/14

    摘要: Dyestuffs of the formula: ##STR1## in which R.sub.2 and R.sub.4 which are the same or different each represent a hydrogen atom or an alkyl, hydroxyalkyl or cyanethyl group, one of the substituents R.sub.1 and R.sub.3 represents the 2,2,2-trifluoroethyl group and the other substituent represents an alkyl group or the 2,2,2-trifluoroethyl group, the ring A is unsubstituted by or substituted by one or 2 chlorine atoms or an alkoxy or alkyl group, the rings B.sub.1 and B.sub.2 are each unsubstituted or substituted by at least one alkyl or alkoxy group and X represents a colorless monovalent anion; process for the preparation of such dyestuffs; process for the coloration with such dyestuffs based on a polymer or copolymer of acrylic nitrile or on polyamides or polyesters which have been modified by anionic groups; and fibres based on a polymer or copolymer of acrylic nitrile or on polyamides or polyesters which have been modified by anionic groups colored by means of such dyestuffs.

    摘要翻译: 下式的染料:其中相同或不同的R 2和R 4各自表示氢原子或烷基,羟烷基或氰乙基的取代基R 1和R 3中的一个代表2,2,2 三氟乙基,另一个取代基代表烷基或2,2,2-三氟乙基,环A未被一或二个氯原子或烷氧基或烷基取代,环B1和B2各自为 未取代或被至少一个烷基或烷氧基取代,X表示无色一价阴离子; 制备这种染料的方法; 基于丙烯腈的聚合物或共聚物或已经被阴离子基团改性的聚酰胺或聚酯与这种染料着色的方法; 以及基于丙烯腈的聚合物或共聚物或聚酰胺或聚酯的纤维,其已被通过这种染料着色的阴离子基团改性。

    Water-soluble polyfluoro acid azo dyestuffs
    2.
    发明授权
    Water-soluble polyfluoro acid azo dyestuffs 失效
    水溶性多氟酸偶氮染料

    公开(公告)号:US4287121A

    公开(公告)日:1981-09-01

    申请号:US711187

    申请日:1976-08-03

    CPC分类号: C09B31/047 C09B69/007

    摘要: A compound having the formula: ##STR1## wherein X represents a --SO.sub.3 H or PO.sub.3 H.sub.2Y represents hydrogen, chlorine, alkyl, alkoxy or nitro,Z represents hydrogen,B represents a p-phenylene or 1,4-naphthylene unsubstituted or substituted by one or two alkyl or alkoxy groups,R represents hydrogen, alkyl or alkoxy,R.sub.1 represents hydrogen, chlorine, alkyl, alkoxy or acetylamino,R.sub.2 represents hydrogen, alkyl, cyanethyl or hydroxyalkyl, the alkyl and alkoxy having 1 to 5 carbon atoms, ##STR2##

    摘要翻译: 具有下式的化合物:其中X表示-SO 3 H或PO 3 H 2表示氢,氯,烷基,烷氧基或硝基,Z表示氢,B表示未取代的或被一个取代的对亚苯基或1,4-亚萘基 或两个烷基或烷氧基,R表示氢,烷基或烷氧基,R 1表示氢,氯,烷基,烷氧基或乙酰氨基,R 2表示氢,烷基,氰乙基或羟烷基,烷基和烷氧基具有1至5个碳原子, >

    Water-insoluble azo dyestuffs which are derivatives of
1-aryl-3-trifluoromethyl-5-pyrazolones
    3.
    发明授权
    Water-insoluble azo dyestuffs which are derivatives of 1-aryl-3-trifluoromethyl-5-pyrazolones 失效
    作为1-芳基-3-三氟甲基-5-吡唑啉酮衍生物的水不溶性偶氮染料

    公开(公告)号:US4212647A

    公开(公告)日:1980-07-15

    申请号:US940401

    申请日:1978-09-07

    摘要: Water-insoluble azo dyestuffs corresponding to the formula: ##STR1## in which X represents halogen, cyano, nitro, alkyl, polyfluoroalkyl, polyfluoroalkoxy, alkylsulphonyl, sulphonamido, or sulphonamido substituted by one or two alkyl groups;Y and Z are the same or different and represent hydrogen, halogen, cyano, nitro, alkyl, alkoxy, polyfluoroalkyl, polyfluoroalkoxy, alkylsulphonyl, sulphonamido or sulphonamidosubstituted by one or two alkyl groups;R represents hydrogen, halogen, cyano, nitro, alkyl, alkoxy, polyfluoroalkyl, polyfluoroalkoxy, alkylsulphonyl, sulphonamido, or sulphonamido substituted by one or two alkyl groups;m is equal to 0 or 1;and the nucleus A may be substituted by one or more chlorine atoms or alkyl, alkoxy or acylamino groups.These dyestuffs may be used for dyeing synthetic or artificial textile fibers, especially polyester fibers.

    摘要翻译: 对应于下式的水不溶性偶氮染料:其中X表示卤素,氰基,硝基,烷基,多氟烷基,多氟烷氧基,烷基磺酰基,磺酰氨基或被一个或两个烷基取代的磺酰胺基; Y和Z相同或不同,表示氢,卤素,氰基,硝基,烷基,烷氧基,多氟烷基,多氟烷氧基,烷基磺酰基,磺酰氨基或被一个或两个烷基磺酰胺取代的磺酰胺基; R表示氢,卤素,氰基,硝基,烷基,烷氧基,多氟烷基,多氟烷氧基,烷基磺酰基,磺酰氨基或被一个或两个烷基取代的磺酰胺基; m等于0或1; 并且核A可以被一个或多个氯原子或烷基,烷氧基或酰氨基取代。 这些染料可用于染色合成或人造纺织纤维,特别是聚酯纤维。