申请人:ESSILOR INTERNATIONAL
公开号:EP3985046A1
公开(公告)日:2022-04-20
The present invention relates to a gel medium comprising at least one non-aqueous solvent; a crosslinked polymer resulting from the reaction of : a polyfunctional polymer containing at least two carboxyl moieties capable of undergoing crosslinking reactions, said polyfunctional polymer having a molecular weight from 2,000 g/mol to 3,000,000 g/mol, preferably from 10,000 to 1,000,000 g/mol, more preferably from 25,000 g/mol to 400,000 g/mol and a crosslinking agent chosen from a polycarbodiimide or a polyaziridine.
本发明涉及一种凝胶介质,包括至少一种非水性溶剂;由以下物质反应生成的交联聚合物::含有至少两个能发生交联反应的羧基的多官能团聚合物,所述多官能团聚合物的分子量为 2,000 克/摩尔至 3,000,000 克/摩尔,最好为 10,000 至 1,000,000 克/摩尔,更佳为 25,000 克/摩尔至 400,000 克/摩尔;以及一种交联剂,该交联剂选自聚碳二亚胺或聚氮丙啶。