Polycarbonate composition with reduced drip rate on burning

Details Polycarbonate composition with reduced drip rate on burning Polycarbonate composition with reduced drip rate on burning

1992-07-15

1993-10-05

Buttner, David J.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

524208, C08L 6900, C08K 516

Patent

active

052506355

ABSTRACT:
A molding composition containing a blend of polycarbonate resin and a small amount of an aromatic dicyanate ester is disclosed. In comparison to the performance of the unmodified polycarbonate resin, the transparent composition of the invention exhibits a significantly reduced dripping rate upon burning. The composition is suitable for the preparation of thermoplastically molded articles.

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patent: 4157360 (1979-06-01), Prevorsek
patent: 4174359 (1979-11-01), Sivaramakrishnan et al.
patent: 4223100 (1980-09-01), Reinert
patent: 4320049 (1982-03-01), Krishnan et al.
patent: 4753994 (1988-06-01), Carter, Jr. et al.
patent: 4786671 (1988-11-01), Kress et al.

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