Fire-resistant (co)polycarbonates containing alkaline diesters o

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

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C08G 6362

Patent

active

043072216

ABSTRACT:
New fire-resistant transparent (co)polycarbonates containing alkaline diesters or hemiesters of bis (hydroxy-4-phenyl) alkylphosphonic acids, with the following general formulae (I) or (II): ##STR1## (I) where n=1, 2 or 3 (II) where n=0, 1, 2 or 3 and

REFERENCES:
patent: 3378523 (1968-04-01), Caldwell et al.
patent: 3525711 (1970-08-01), Jenkner
patent: 3847866 (1974-11-01), Bredereck et al.

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