C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 120/56 (2006.01) A61F 2/16 (2006.01) A61L 27/16 (2006.01) A61L 27/52 (2006.01) C07C 233/09 (2006.01) C08F 20/54 (2006.01) C08F 220/56 (2006.01) C08L 33/26 (2006.01) G02B 1/00 (2006.01) G02C 7/02 (2006.01)
Patent
CA 2249991
Novel biocompatible, high strength hydrogels useful in intraocular lenses are provided which are optically transparent, have high refractive indices and possess long term stability. The hydrogels are prepared from cross-linked copolymers of N-benzyl-N-methylacrylamide.
Cette invention se rapporte à de nouveaux hydrogels biocompatibles très résistants, utiles dans des cristallins artificiels. Ces hydrogels sont optiquement transparents, ils ont des indices de réfraction élevés et ils sont stables à long terme. Ces hydrogels sont préparés à partir de copolymères réticulés de N-benzyl-N-méthylacrylamide.
Liao Xiugao
Wang Yading
Zhou Stephen Q.
Pharmacia & Upjohn Company
Pharmacia Iovision Inc.
Smart & Biggar
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