US Patent 7365114 Flameproof styrenic resin composition

Patent 7365114 was granted and assigned to Cheil Industries on April, 2008 by the United States Patent and Trademark Office.

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Patent Inventor Names

Sang Hyun Hong0

Yae Ho Yang0

Young Sik Ryu0

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Patent abstract

The flameproof styrenic resin composition according to the present invention comprises (A) about 70 to 99.5 parts by weight of a rubber-modified polystyrene resin and (B) about 0.5 to 20 parts by weight of a ring-shaped alkyl phosphonic acid compound represented by the following formula: wherein R1 and R2 are independently of each other C1-C4 alkyl and x is 0 or 1

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Official Website

https://pdfpiw.uspto.gov/.piw?Docid=07365114

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