Polycarbonate from 4,4'-bis (4-hydroxyphenyl thio)biphenyls

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate

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528204, C08G 6362

Patent

active

044631634

ABSTRACT:
The present invention relates to the novel monomer 4,4'-bis(4-hydroxyphenyl thio)biphenyl, to a process for its production and to its use in the preparation of polycarbonates, polyurethanes, polyesters, polysulfones and polyethers which polymer resins are useful in the preparation of films, fibers and molded parts.

REFERENCES:
patent: 3751483 (1973-08-01), Cisney

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