Hydrogel fundamental material

C - Chemistry – Metallurgy – 08 – F

Patent

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400/5741

C08F 283/00 (2006.01) A61M 5/14 (2006.01) A61M 27/00 (2006.01) C08F 299/02 (2006.01) C08F 299/04 (2006.01) C08G 63/58 (2006.01) C08L 67/00 (2006.01) G02B 1/04 (2006.01)

Patent

CA 1274639

Abstract of the Disclosure An optically transparent hydrogel forming material comprising a copolymer of an optically transparent polyester having a molecular weight of 1,000 to 100,000 and at least one of polymerizable group in its molecule and N-vinyllactam. The hydrogel forming material has an excellent optical property, high gas-permeability and excellent mechanical property.

476626

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