摘要 |
Polymers of the formulae (II) (i.e. IIa and IIb) <IMAGE> in which A is the anion of a polymer of anionically polymerisable vinyl compounds, Y is OH, o is 1 or 2, R is C1-C4-alkyl or C1-C4-alkoxy, l and m are 0, 1 or 2, but l + m is >/= 1, n is 0, 1 or 2, and a process for their preparation.> |