[EN] PHTHALIMIDYL-AZO DYES, PROCESS FOR THEIR PREPARATION AND THEIR USE<br/>[FR] COLORANTS A BASE DE PHTHALIMIDYLE AZO, PROCEDE DE PREPARATION ET UTILISATION
申请人:CIBA SC HOLDING AG
公开号:WO2004044058A1
公开(公告)日:2004-05-27
The present invention relates to dyes of formula (I) wherein R1, is 2-methoxyethyl, 2-ethoxyethyl or 2-(2-ethoxyethoxy)ethyl, R2 is C1,-C6alkyl which is unsubstituted or substituted by one or more hydroxy groups, halogen atoms, C1,-C4alkoxy groups, C2-C8alkoxyalkoxy groups, C1,-C4alkyl-COO- groups or C1,-C4alkyl-OCO- groups, R3 is methyl, hydroxy, halogen, -NH-S02-R5 or -NH-CO-R6, wherein R5 is methyl or ethyl and R6 is methyl, ethyl, methoxymethyl or 2-methoxyethyl, and R4 is ethyl or n-propyl, and also to a process for their preparation and to their use in the dyeing or printing of semi-synthetic and, especially, synthetic hydrophobic fibre materials, more especially textile materials.
本发明涉及公式(I)中的染料,其中R1是2-甲氧基乙基、2-乙氧基乙基或2-(2-乙氧基乙氧基)乙基,R2是未取代或取代一个或多个羟基、卤原子、C1-C4烷氧基、C2-C8烷氧基烷氧基、C1-C4烷基-COO-基团或C1-C4烷基-OCO-基团的C1-C6烷基,R3是甲基、羟基、卤素、-NH-SO2-R5或-NH-CO-R6,其中R5是甲基或乙基,R6是甲基、乙基、甲氧基甲基或2-甲氧基乙基,R4是乙基或正丙基,以及它们的制备方法及在半合成和尤其是合成疏水纤维材料,尤其是纺织材料的染色或印花中的应用。