| 摘要 |
Emulsifier-free microgel dispersed in the aqueous phase obtainable by producing a polyacrylate (A) in the presence of at least compound (B) exhibiting a phosphonic acid group, the polyacrylate (A) exhibiting at least one hydroxyl group and at least one carboxyl group, the reaction mixture originating from step b) not being subjected to subsequent emulsion polymerisation.
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