Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Patent
1988-09-16
1989-11-21
Welsh, Maurice J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
264 51, 2643281, 2643286, 2643288, 521 68, 521 76, 521 77, 521 83, C08G 1814
Patent
active
048823619
ABSTRACT:
The present invention is directed to a process for the production of compact or cellular, elastomeric moldings having a compact skin based on polyurethane urea elastomers prepared from
REFERENCES:
patent: 3105062 (1963-09-01), Graham et al.
patent: 4218543 (1980-08-01), Weber et al.
patent: 4631298 (1986-12-01), Presswood
Grogler Gerhard
Kopp Richard
Ruckes Andreas
Bayer Aktiengesellschaft
Gil Joseph C.
Harsh Gene
Roy Thomas W.
Welsh Maurice J.
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