公开(公告)号：US09500775B2

公开(公告)日：2016-11-22

申请号：US14840169

申请日：2015-08-31

Applicant: Novartis AG

Inventor： Frank Chang ,  Venkat Shankar

IPC: G02B1/04 ,  C08G73/02 ,  C08G77/452 ,  C08G18/61 ,  C08G18/75 ,  B29C35/08 ,  B29C39/00 ,  B29C39/02 ,  G02C7/04 ,  B29K83/00 ,  B29L11/00

CPC classification number: G02B1/043 ,  B29C35/08 ,  B29C39/006 ,  B29C39/026 ,  B29K2083/00 ,  B29L2011/0041 ,  C08G18/61 ,  C08G18/755 ,  C08G73/0233 ,  C08G73/0246 ,  C08G77/452 ,  G02C7/049 ,  C08L83/04 ,  C08L101/14 ,  C08G18/10 ,  C08G18/6453 ,  C08G18/6415 ,  C08G18/2825 ,  C08G18/4833

Abstract: The invention provide a class of actinically-crosslinkable amphiphilic prepolymers which comprise at least one polysiloxane segment, at least one polyoxazoline segment, and two terminal ene groups. The present invention is also related to a medical device comprising a silicone hydrogel material obtained from step-growth polymerization of a polymerizable material comprising a prepolymer of the invention and to a method for producing contact lenses from a prepolymer of the invention.