Preparation of resilient elastomers containing bonded...

Details Preparation of resilient elastomers containing bonded... Preparation of resilient elastomers containing bonded...

C - Chemistry, Metallurgy

08

L

C08L 75/04 (2006.01) B29C 67/20 (2006.01) C08G 18/10 (2006.01) C08G 18/50 (2006.01) C08G 18/65 (2006.01) C08G 18/66 (2006.01) C08G 18/80 (2006.01)

Patent

CA 2095677

A process for the preparation of resilient, cellular or compact elastomers, preferably elastomer moldings, in particular airbag covers, containing bonded urethane groups or urethane and urea groups comprises reacting a) at least one organic and/or modified organic polyisocyanate with b) at least one relatively high-molecular-weight compound containing at least two hydrogen atoms, c) at least one N-perethoxylated polyaxyalkylene- polyamine and d) low-molecular-weight chain extenders and/or crosslinking agents, in the presence or absence of e) catalysts, f) auxiliaries and g) blowing agents, in a mold.

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