28-05-2015 дата публикации
Номер: US20150143639A1
Принадлежит:
Reactive dyes of formula (1), wherein Me is chromium, cobalt or iron, Ris hydrogen or unsubstituted or substituted C-Calkyl, E is a bivalent radical of formula (1a), (1b) or (1c) wherein X denotes chlorine or fluorine, T is a fibre-reactive radical of formula (2a), (2b), (2c), (2d), (2e), or (2f), (R3)0-2 denotes from 0 to 2 identical or different substituents from the group halogen, C-Calkyl, C-Calkoxy and sulfo, Z is vinyl or a —CH—CH—U radical and U is a group that is removable under alkaline conditions, Q is a —CH(Hal)-CH-Hal or —C(Hal)=CHgroup, q is the number 0 or 1, G is a bivalent radical of formula (1d) or (1e) wherein (R)s denotes s identical or different substituents from the group halogen, nitro, unsubstituted or halo-substituted C-Calkyl, C-Calkanoylamino, C-Calkylsulfonyl, carbamoyl, sulfamoyl, sulfo and -E-T, wherein E and T are as defined above, s is the number 0, 1, 2 or 3, A denotes a bivalent radical of formula (3a), (3b) or (3c), wherein R, R, X, T, q and s are as defined above, Rand Rdenote hydrogen, C-Calkyl, —COOH or —COO—C-Calkyl, Rand Rrepresent, each independently of the other, identical or different substituents from the group hydroxyl, halogen, nitro, unsubstituted or halo-substituted C-Calkyl, C-Calkoxy, C-Calkanoylamino, C-Calkylsulfonyl, carbamoyl, sulfamoyl and sulfo, and t and u are each independently of the other the number 0, 1, 2 or 3, are especially suitable for dyeing synthetic polyamide fibre materials and yield dyeings or prints having good wet-fastness properties. 2. A reactive dye of formula (1) according to claim 1 , wherein Ris hydrogen.3. A reactive dye of formula (1) according to claim 1 , wherein Z is vinyl claim 1 , β-chloroethyl or β-sulfatoethyl.5. A reactive dye of formula (1) according to claim 1 , wherein q is the number 0.6. A reactive dye of formula (1) according to claim 1 , wherein s is the number 0.8. A reactive dye of formula (1) according to claim 1 , wherein G denotes a bivalent radical of formula (1d) ...
Подробнее