[EN] DISPERS-REACTIVE DYES CONTAINING ACETOXYMETHYLSULFONE OR VINYLSULFONE AND THEIR PROCESS<br/>[FR] COLORANTS REACTIFS DISPERSES CONTENANT DE L'ACETOXYMETHYLSULFONE OU DU VINYLSULFONE
申请人:KOREA RES INST CHEM TECH
公开号:WO2002057370A1
公开(公告)日:2002-07-25
The present invention relates to water insoluble disperse-reactive dyes expressed by the formula (3) and (4) and to their preparation, (3) (4) wherein each of Ar1 and Ar2 represents aryl or benzothiazole group, and each of R, R1, R2, and R3 independently represents hydrogen, alkyl, alkoxy, cyanoalkyl or aminoacetyl group.