| 摘要 |
Auxiliary for dyeing and/or optical brightening by padding or printing of shaped articles of basic-modified polymers contg. a paraffinic main chain with anionic dyes and/or optical brighteners has formula:- (where R is opt. substd. >=4C alkyl or alkenyl or opt. subst. alkylaryl, X1 is O, S or NR1, Y1 is SO3H, PO3H2 or (O-alkylene)n-X2-R2, X2 is O, S, NR3, NH-CO or O-CO, Y2 is SO3H, PO3H2 or (O-alkylene)x-OH (O-alylene)y-OH Z is CH2 or CH2-CH2 R, andR3 are H. opt. subst. 1-22C alkyl or (alkylene-O)n-Y2, R2 is opt. subst. >=4C alkyl or alkenyl or opt. subst. alkylaryl, alkylene -CH2- CH2, CH2-CH or CH-CH2 m and n are each 1-50, p is 1 or 2 and x and y are each at least 1, alkylene having various meaning when m and/or n are >1). |
