Process for the preparation of polyurea elastomers containing ur

Details Process for the preparation of polyurea elastomers containing ur Process for the preparation of polyurea elastomers containing ur

1992-05-01

1993-08-24

Welsh, Maurice J.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Cellular products or processes of preparing a cellular...

521 61, 521 64, 264 51, 2643281, 2643286, 2643288, C08G 1814

Patent

active

052389731

ABSTRACT:
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

REFERENCES:
patent: 3428610 (1969-02-01), Klebort
patent: 4218543 (1980-08-01), Weber et al.
patent: 4297444 (1981-10-01), Gilbert et al.

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