Patent ID: 6271327
Filing Date: 2001-08-07
Classification: A61K,A61Q,C08F

Abstract:
A polymer comprising units of formula I and/or II ##STR13##wherein each x is independently an integer from 1 to 20,R.sup.1 is H, alkyl, cycloalkyl, aryl or aralkyl, andR.sup.2 and R.sup.3 independently are as defined for R.sup.1 or are selected from substituted alkyl, substituted cycloalkyl, substituted aryl or substituted aralkyl, the substituents being selected from OH, O-alkyl, O-aryl, SH, S-alkyl, S-aryl, NH.sub.2, NH-alkyl, NH-aryl, N(alkyl).sub.2, wherein the nitrogen atom is optionally in protonated form, N(alkyl).sub.3.sup.+ Z.sup.-, where Z is the radical of an inorganic or organic acid, COOH, COO-alkyl, CONH.sub.2, CONH-alkyl, CON(alkyl).sub.2, CN and SO.sub.3 H; or an acid addition salt of the polymer.