Fire retardant polymers of styrene and maleic anhydride

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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260 457R, 260 4575B, 260 4575D, 260 4575R, 260897C, 260899, 260897B, C08K 506, C08K 503, C08K 502

Patent

active

041512189

ABSTRACT:
Disclosed herein are fire retardant polymers of styrene and maleic anhydride. These polymers when formulated with various additives, have a UL-94 rating of at least V-1. The polymers are especially useful for use in radio and T.V. cabinets, furniture, appliance housings and other similar applications.

REFERENCES:
patent: 3442980 (1969-05-01), Grabowski
patent: 3639299 (1972-02-01), MacDowall
patent: 3794616 (1974-02-01), Dennis et al.
patent: 3862070 (1975-01-01), Fukushima et al.
patent: 3867327 (1975-02-01), Lawson et al.
patent: 3897387 (1975-07-01), O'Shaughnessy
The Chemistry & Uses of Fire Retardants by Lyons, 1970, pp. 80 to 88, Wiley-Interscience, N.Y.C.
Flammability of Solid Plastics-vol. 7, Technomic Pub. Co., Westport, Conn. 1974, pp. 263-275.

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