Iron oxide pigmented, polycarbonate compositions

Details Iron oxide pigmented, polycarbonate compositions Iron oxide pigmented, polycarbonate compositions

C - Chemistry, Metallurgy

08

K

400/4112, 400/56

C08K 3/22 (2006.01) C08L 69/00 (2006.01)

Patent

CA 1279420

IRON OXIDE PIGMENTED, POLYCARBONATE COMPOSITIONS ABSTRACT OF THE DISCLOSURE The present invention is directed to a thermoplastic molding composition comprising a polycarbonate resin and a pigmenting amount of black iron oxide. The invention is predicated on the surprising findings that this composition yields stable, streaking-free molded articles. A preferred embodiment of the invention comprises a flame retarding agent and iron oxide based pigment selected from the group consisting of black iron oxide and red iron oxide, said flame retarding agent comprising polytetrafluoroethylene; the composition is charac- terized in that it is streaking-free and in that its flammability rating is at least 5V-1/8" in accordance with UL-94.

515022

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