| 摘要 |
The invention relates to hydroxylamine derivatives of the general formula <IMAGE> I or <IMAGE> II in which A denotes a divalent connecting link, R1 can be a hydrogen atom or a C1-C4alkyl group, Z stands for an n-valent organic radical, which contains a copolymerizable ethylenically unsaturated group, and n is an integer from 1 to 3, and salts thereof and copolymers thereof.
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