Process for the production of polyurethane foams using stericall

Details Process for the production of polyurethane foams using stericall Process for the production of polyurethane foams using stericall

1989-05-23

1990-07-31

Kight, III, John

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521167, 521904, C08G 1800, C08G 1814

Patent

active

049451200

ABSTRACT:
The present invention is directed to the production of free-rise polyurethane foams using sterically hindered diamines of the formula (e) ##STR1## and/or ##STR2## in which R.sup.1 and R.sup.2 may be the same or different and represent C.sub.1 -C.sub.4 -alkyl and

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