Melt processable polyurethaneurea copolymers and method for...

Details Melt processable polyurethaneurea copolymers and method for... Melt processable polyurethaneurea copolymers and method for...

C - Chemistry, Metallurgy

08

G

402/140, 400/201

C08G 18/50 (2006.01) A61L 29/06 (2006.01) A61L 33/00 (2006.01) C08G 18/48 (2006.01) C08G 18/66 (2006.01)

Patent

CA 2039393

Melt processable polyurethaneureas are prepared from a diisocyanate, a polyglycol, a diol chain extender and an amine terminated polyether. Water may be included as a reactant, and the polymer may contain an additive such as a radiopaque material and a coating of an antithrombogenic agent or an antimicrobial agent. The invention includes a one-pot bulk polymerization method for preparation of the polymers.

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