Polyurethane cast elastomers formed from nco prepolymers...

Details Polyurethane cast elastomers formed from nco prepolymers... Polyurethane cast elastomers formed from nco prepolymers...

C - Chemistry, Metallurgy

08

G

C08G 18/10 (2006.01) C08G 18/42 (2006.01) C08G 18/76 (2006.01)

Patent

CA 2640685

The present invention relates to novel polyurethane (PUR) cast elastomers formed from NCO-functional prepolymers based on 2,4'-MDI and aminic chain extenders and/or crosslinkers, to a process for their preparation and to their use.

La présente invention concerne de nouveaux élastomères moulés de polyuréthanne (PUR) constitués de prépolymères à fonctions NCO à base de 2,4'-MDI et d'agents de réticulation et/ou d'extendeurs de chaîne aminés, leur procédé de fabrication et leur utilisation.

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