C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/133
C08G 18/66 (2006.01) A61F 13/00 (2006.01) A61L 15/60 (2006.01) C08G 18/48 (2006.01)
Patent
CA 1068848
POLYURETHANE HYDROGELS ABSTRACT OF THE DISCLOSURE Polyurethane hydrogels of high water swellability comprising lightly crosslinked polymers of isocyanate terminated prepolymers which are the reaction product of (i) poly(alkyl- eneoxy) polyols with (ii) organic diisooyanates that has been lightly crosslinked with (iii) water or an organic polyamine.
227732
Knopf Robert J.
Matthews Virgil E.
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