Aromatic diamines containing sulfonic acid aryl esters, a proces

Details Aromatic diamines containing sulfonic acid aryl esters, a proces Aromatic diamines containing sulfonic acid aryl esters, a proces

1988-04-19

1989-01-10

Welsh, Maurice J.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521163, 528 44, 528 54, 528 68, 558 58, C08G 1814

Patent

active

047974273

ABSTRACT:
The present invention is directed to new aromatic diamines containing sulfonic acid aryl esters corresponding to the formula ##STR1## wherein R.sub.1 represents hydrogen, an optionally branched C.sub.1 -C.sub.6 alkyl radical (preferably a methyl group), a C.sub.1 -C.sub.6 alkoxy radical or a halogen atom (preferably chlorine) and

REFERENCES:
patent: 4504490 (1985-03-01), Rosner et al.

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