| 摘要 |
The invention relates to a polyorganosiloxane (POS) with at least one unsaturated carboxylate ester group (A), preferably a methacrylate, characterised in begin obtained from: at least one POS (I) or (II) with at least one Si-H moiety, at least one unsaturated epoxide (III), at least one polyhydroxylic nucleophile (IV) capable of opening the applied epoxy group(s) and at least one unsaturated carboxylic acid (V), preferably (meth)acrylic acid, which may combine with the hydroxy groups on the nucleophile to form the ester groups (A). |
