Substituted triphenyl compounds & processes for preparing the sa

Details Substituted triphenyl compounds & processes for preparing the sa Substituted triphenyl compounds & processes for preparing the sa

1993-05-28

1994-04-05

Welsh, Maurice J.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525453, 525461, 528 77, 528110, 528297, 528272, 528370, 528372, 568608, C08G 1830

Patent

active

053005899

ABSTRACT:
Substituted triphenyl compounds endowed with chain extension activity for formulations such as polyurethanes are disclosed, and which have the general formula: ##STR1## wherein n is 0-1000; R.sub.1 .dbd.R.sub.2, and R.sub.1 and R.sub.2 are from the group --CH.sub.2 --CH.sub.2, --CH.sub.2 --C(CH.sub.3)H--; and --C(CH.sub.3)H--CH.sub.2 --.

REFERENCES:
patent: 4394496 (1983-07-01), Schrader

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