C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/141, 400/742
C08G 18/65 (2006.01) C08G 18/30 (2006.01) C08G 18/66 (2006.01) C08K 3/30 (2006.01) C08L 75/04 (2006.01)
Patent
CA 2015329
MELT PROCESSABLE POLYURETHANEUREA COPOLYMERS AND METHOD FOR THEIR PREPARATION ABSTRACT OF THE DISCLOSURE Melt processable polyurethaneureas are prepared from a diisocyanate, a macroglycol, and a diamine chain extender. Water may be included as a reactant, and the polymer may contain an additive such as a radiopaque material. The invention includes a one-pot no-catalyst bulk polymerization method for preparation of the polymers.
Strand Marc A.
Taller Robert A.
Zdrahala Richard J.
Becton Dickinson And Company
Gowling Lafleur Henderson Llp
Strand Marc A.
Taller Robert A.
Zdrahala Richard J.
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