Fire-retardant polymer composition

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...

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Details

523200, 523205, 523210, 524495, 524496, 524416, 524417, 252606, 252609, 252378R, C09K 2114, C08K 304

Patent

active

059425610

ABSTRACT:
A fire-retardant polymer composition is provided which comprises 100 parts by weight of a polymer such as polystyrene, 1 to 30 parts by weight of heat-expandable graphite, and 1 to 30 parts by weight of a phosphorus compound. The polymer composition is fire-retardant, and emits less smoke and less corrosive gas on burning.

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JP 03-041163 As Abstracted by Derwent Accession No. 91-097793, 1991.
Derwent Abstract No. 94-124183 entitled: "Flame-retardant Resin Compsn. For Automobile Industry etc-comprising sytrene resin, red phosphorus and graphite rapidly expanding or heating" (1994).
Derwent Abstract No. 94-072057 entitled: "Flame-resistant Polyolefin resin Compsn. not evolving corrosive gases contg. red phosphorous heat expanding graphite and phosphorus cpds." 1994.
Hawley's Condensed Chemical Dictionary, 11.sup.th Ed. Van Nostrand Reinhold Company, New York (1987), Citation For "elastomer" is found on pages 453-454.

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