Thermoplastic polycarbonate branched with tetra-hydroxyaryl-bis-

Details Thermoplastic polycarbonate branched with tetra-hydroxyaryl-bis- Thermoplastic polycarbonate branched with tetra-hydroxyaryl-bis-

1987-08-13

1989-01-10

Anderson, Harold D.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528196, 528201, 528204, G08G 6362

Patent

active

047974672

ABSTRACT:
The present invention relates to bis-quinoxalines of the formula I ##STR1## their preparation, their use as branching agents for the preparation of branched, thermoplastic polycarbonates and the branched thermoplastic polycarbonates.

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