Disperse azo dyes
    1.
    发明授权

    公开(公告)号:US11479912B2

    公开(公告)日:2022-10-25

    申请号:US16620698

    申请日:2018-05-15

    IPC分类号: D06P3/54 C09B29/08 D06P1/18

    摘要: The present invention relates to disperse azo dyes of formula wherein R1 is bromo, nitro, cyano, methyl, methoxy or trifluoromethyl; R2 is hydrogen, chloro, bromo or trifluoromethyl; R3 is hydrogen, chloro, bromo, methoxy, trifluoromethyl, nitro or cyano; and R4 is methyl, ethyl, n-propyl, 2-methoxyethyl, methoxycarbonylmethyl or 2-methoxycarbonylethyl; with the proviso that R1 is cyano in case R2 denotes chloro or bromo, to a process for the preparation of such dyes and to their use in the dyeing or printing of semi-synthetic and, especially, synthetic hydrophobic fibre materials, more especially textile materials.

    Anthraquinone azo dyes
    2.
    发明授权
    Anthraquinone azo dyes 有权
    蒽醌偶氮染料

    公开(公告)号:US09546279B2

    公开(公告)日:2017-01-17

    申请号:US14400571

    申请日:2013-05-15

    摘要: Provided are anthraquinone azo dyes and dye mixtures which are distinguished by a very good build-up capacity and which also yield tinctorially strong dyeings or prints in a golden-yellow to orange shade having all around good properties, especially high temperature light fastness properties.

    摘要翻译: 本发明涉及式(1)的偶氮染料,其中R 1是氢或羟基,R 2是氢或羟基,R 1和R 2中的至少一个是羟基,R 3是氢,氰基,硝基或卤素,R 4 D表示式(2)或(3)的基团,其中R 5表示C 1 -C 12烷基,C 1 -C 12羟烷基,C 1 -C 12烷氧基烷基,C 2 -C 12链烯基,C 6 -C 30芳基或C 7 -C 36芳烷基 和R 6和R 7各自独立地是氢,C 1 -C 12烷基,C 1 -C 12羟烷基,C 1 -C 12烷氧基烷基,C 6 -C 30芳基或C 7 -C 36芳烷基,条件是排除式(1)的化合物,其中R 1是氢 ,R2是羟基,R3和R4是氢,D是式(2)的基团,其中R5是乙基,以及在半合成或合成疏水纤维材料的染色或印刷中使用这些染料混合物。

    Disperse Azo Dyes, A Process for the Preparation Thereof and the Use Thereof
    4.
    发明申请
    Disperse Azo Dyes, A Process for the Preparation Thereof and the Use Thereof 审中-公开
    分散偶氮染料,其制备方法及其用途

    公开(公告)号:US20160251517A1

    公开(公告)日:2016-09-01

    申请号:US15151624

    申请日:2016-05-11

    IPC分类号: C09B29/036 D06P3/52

    摘要: The present invention relates to azo dyes of formula wherein R1 denotes C1-C12 alkyl which is unsubstituted or substituted by one or more C1-C12 alkoxy groups, hydroxyl groups, amino groups, cyano groups or halogen atoms and which may be interrupted one or more times by the radical —O—, —S—, —NR4—, —COO— or —OOC—; R4 is hydrogen or C1-C12 alkyl; either R2 is cyano and R3 is halogen or R2 is halogen and R3 is cyano; and Ar represents a carbocyclic or heterocyclic aromatic radical, to the process for the preparation thereof, to mixtures containing said dyes and to the use thereof in dyeing or printing semi-synthetic and especially synthetic hydrophobic fibre materials, more especially textile materials.

    摘要翻译: 本发明涉及下式的偶氮染料,其中R 1表示未被取代或被一个或多个C 1 -C 12烷氧基,羟基,氨基,氰基或卤素原子取代并且可被一个或多个中断的C 1 -C 12烷基 自由基-O - , - S - , - NR4-,-COO-或-OOC-; R4是氢或C1-C12烷基; R2是氰基,R3是卤素或R2是卤素,R3是氰基; 并且Ar表示碳环或杂环芳族基团,其制备方法,含有所述染料的混合物及其在染色或印刷半合成和特别合成的疏水纤维材料,尤其是纺织材料中的用途。

    Anthraquinone Azo Dyes
    6.
    发明申请
    Anthraquinone Azo Dyes 有权
    蒽醌偶氮染料

    公开(公告)号:US20150096132A1

    公开(公告)日:2015-04-09

    申请号:US14400571

    申请日:2013-05-15

    IPC分类号: C09B56/12

    摘要: The present invention relates to azo dyes of the formula (1), wherein R1 is hydrogen or hydroxy, R2 is hydrogen or hydroxy, at least one of the radicals R1 and R2 being hydroxy, R3 is hydrogen, cyano, nitro or halogen, R4 is hydrogen, cyano, nitro or halogen, D represents a radical of the formula (2) or (3), wherein R5 denotes C1-C12alkyl, C1-C12hydroxyalkyl, C1-C12alkoxyalkyl, C2-C12alkenyl, C6-C30aryl or C7-C36aralkyl and R6 and R7, each independently of the other, is hydrogen, C1-C12alkyl, C1-C12hydroxyalkyl, C1C12alkoxyalkyl, C6-C30aryl or C7-C36aralkyl, with the proviso that the compound of formula (1) is excluded, wherein R1 is hydrogen, R2 is hydroxy, R3 and R4 is hydrogen and D is the radical of formula (2) wherein R5 is ethyl, and to the use of those dye mixtures in the dyeing or printing of semi-synthetic or synthetic hydrophobic fibre materials.

    摘要翻译: 本发明涉及式(1)的偶氮染料,其中R 1是氢或羟基,R 2是氢或羟基,R 1和R 2中的至少一个是羟基,R 3是氢,氰基,硝基或卤素,R 4 D表示式(2)或(3)的基团,其中R 5表示C 1 -C 12烷基,C 1 -C 12羟烷基,C 1 -C 12烷氧基烷基,C 2 -C 12链烯基,C 6 -C 30芳基或C 7 -C 36芳烷基 和R 6和R 7各自独立地是氢,C 1 -C 12烷基,C 1 -C 12羟烷基,C 1 -C 12烷氧基烷基,C 6 -C 30芳基或C 7 -C 36芳烷基,条件是排除式(1)的化合物,其中R 1是氢 ,R2是羟基,R3和R4是氢,D是式(2)的基团,其中R5是乙基,以及在半合成或合成疏水纤维材料的染色或印刷中使用这些染料混合物。