Cross-linked copolymers which are obtained by polymerising a neutral diluent monomer or monomers, a monomer or monomers bearing a center of permanent positive charge, and a bifunctional and/or trifunctional cross-linking agent, are suitable for use in contact lenses. Process for producing them by copolymerisation, contact lens material comprising them, contact lenses made of them and processes for producing contact lenses from them.
通过聚合中性稀释单体、带有永久正电荷中心的单体或多种单体以及双功能和/或三功能
交联剂获得的交联共聚物适用于隐形眼镜。通过共聚反应制备它们的工艺、包含它们的隐形眼镜材料、由它们制成的隐形眼镜以及使用它们制备隐形眼镜的工艺。