申请人:Johnson & Johnson Vision Care, Inc.
公开号:US20150274854A1
公开(公告)日:2015-10-01
The present invention relates to a silicone acrylamide copolymer of high acrylamide monomer content which has transparency and low modulus, employing the following configuration. The copolymer is suitably used for various kinds of medical devices, particularly ophthalmic lenses such as a contact lens, an intraocular lens, an artificial cornea, and is especially suitable for a contact lens. A copolymer comprising (A) a multi-functional (meth)acrylamide monomer having at least one siloxane bond and at least two (meth)acrylamide groups within a molecule and (B) a mono-functional linear silicone (meth)acrylamide monomer.
本发明涉及一种高丙烯酰胺单体含量的硅丙烯酰胺共聚物,具有透明度和低模量,采用以下配置。该共聚物适用于各种医疗器械,特别是眼科镜片,如隐形眼镜,人工晶状体,人工角膜,尤其适用于隐形眼镜。共聚物包括(A)至少具有一个硅氧烷键和至少两个(甲基)丙烯酰胺基团的多功能(甲基)丙烯酰胺单体和(B)单功能线性硅(甲基)丙烯酰胺单体。