Flame-resistant polycarbonate containing units from halogenated

Details Flame-resistant polycarbonate containing units from halogenated Flame-resistant polycarbonate containing units from halogenated

1989-06-12

1991-09-10

Anderson, Harold D.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528125, 528128, 528171, 528174, 528176, 528191, 528193, 528203, 528204, C08G 6414

Patent

active

050474987

ABSTRACT:
Thermoplastic branched polycarbonates of high molecular weight and which possess flame-resistant (self-extinguishing) properties are provided wherein said polycarbonates contain in addition to carbonate units, units derived from a dihydroxyaromatic compound, units derived from a halogenated triphenyl compound and units derived from a polyfunctional organic branching agent.

REFERENCES:
patent: 3038880 (1962-06-01), Laakso et al.
patent: 3106544 (1963-10-01), Laakso et al.

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