Polyurethane-urea elastomers

Details Polyurethane-urea elastomers Polyurethane-urea elastomers

C - Chemistry, Metallurgy

08

G

402/138

C08G 18/65 (2006.01) C08G 18/10 (2006.01) C08G 18/75 (2006.01)

Patent

CA 1134540

ABSTRACT OF THE DISCLOSER: The present invention relates to polyurethane-urea elastomers having improved temperature behavior and a process for their manufacture based on prepolymers containing cyclo- aliphatically bound NCO groups and 3,3',5,5'-tetramethyl- 4,4'-diamino-diphenylmethane. Polyurethane-urea elastomers are used in many areas as technical materials.

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