Process for the preparation of polyurea elastomers...

Details Process for the preparation of polyurea elastomers... Process for the preparation of polyurea elastomers...

C - Chemistry, Metallurgy

08

G

C08G 18/12 (2006.01) C08G 18/10 (2006.01) C08G 18/48 (2006.01) C08G 18/76 (2006.01)

Patent

CA 2067953

Mo3733 LeA 28,383 PROCESS FOR THE PREPARATION OF POLYUREA ELASTOMERS CONTAINING URETHANE GROUPS ABSTRACT OF THE DISCLOSURE A process for the preparation of optionally cellular elastic moldings by the reaction injection molding technique in closed molds, in which isocyanate prepolymers A) based on a) polyisocyanates of the diphenylmethane series and b) polyether polyols having a maximum hydroxyl functionality of 2.4 are reacted with a reactive component B) consisting essentially of aromatic, alkyl-substituted diamines, optionally with the addition of auxiliary agents and additives d). Mo3733

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