Benzophenone iminodiimides and heat-stable polymers derived ther

Details Benzophenone iminodiimides and heat-stable polymers derived ther Benzophenone iminodiimides and heat-stable polymers derived ther

1992-07-22

1994-02-22

Springer, David B.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548461, C07D40306

Patent

active

052888762

ABSTRACT:
Benzophenone iminodiimides of the formula I ##STR1## in which Y denotes hydroxyl or carboxyl, R.sub.1 denotes the optionally substituted radicals alkylene, phenylene or benzylidene, R.sub.2 denotes the radicals OH, substituted or unsubstituted alkyl or NH--CO--NHR.sub.3 and R.sub.3 denotes the radicals H, alkyl, phenyl or benzyl, processes for their preparation and polymers prepared therefrom.

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