申请人:Medtronic, Inc.
公开号:US10882945B2
公开(公告)日:2021-01-05
A modified polyisobutylene-based polymer, method of making, and a medical device that includes such polymer, wherein the modified polyisobutylene-based polymer includes urethane, urea, or urethane-urea groups, hard segments, and soft segments, wherein the soft segments comprise phenoxy-containing polyisobutylene residues, and the hard segments include diisocyanate residues and optionally chain extender residues.
一种改性聚异丁烯基聚合物、制造方法以及包括这种聚合物的医疗设备,其中改性聚异丁烯基聚合物包括聚氨酯、脲或脲基、硬段和软段,其中软段包括含苯氧基的聚异丁烯残基,硬段包括二异氰酸酯残基和可选的扩链剂残基。