Flame-retardant polycarbonate composition

Details Flame-retardant polycarbonate composition Flame-retardant polycarbonate composition

1992-10-08

1993-07-20

Morgan, Kriellion S.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524114, 524508, 524537, C08K 515, C08L 7300

Patent

active

052294439

ABSTRACT:
An improved flame-retardant composition comprises an aromatic carbonate polymer in admixture with a flame retardant amount of a compound containing aromatically bound bromine, which composition includes an epoxidized cycloaliphatic compound to retard dripping of flaming resin when articles molded from the composition are directly exposed to an open flame, especially after exposure to a humid atmosphere.

REFERENCES:
patent: 3334154 (1967-08-01), Kim
patent: 3489716 (1970-01-01), Calkins
patent: 3489716 (1970-01-01), Calkins
patent: 4110299 (1978-08-01), Mark
patent: 4438231 (1984-03-01), Liu
patent: 4579896 (1986-04-01), Rosenquist
patent: 4581382 (1986-04-01), Liberti et al.

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