The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 11, 2012

Filed:

Jun. 22, 2011
Applicants:

Beom Jun Joo, Seoul-si, KR;

Man Suk Kim, Seongnam-si, KR;

Woo Joong Kim, Anyang-si, KR;

Seon AE Lee, Seoul-si, KR;

Byun Kun Lee, Gunpo-si, KR;

Myoung Jun Kim, Hwaseong-si, KR;

Inventors:

Beom Jun Joo, Seoul-si, KR;

Man Suk Kim, Seongnam-si, KR;

Woo Joong Kim, Anyang-si, KR;

Seon Ae Lee, Seoul-si, KR;

Byun Kun Lee, Gunpo-si, KR;

Myoung Jun Kim, Hwaseong-si, KR;

Assignee:

Cheil Industries Inc., Gumi-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 5/49 (2006.01); C08K 5/52 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides phosphonate compounds represented by Chemical Formula 1. In addition, the invention provides flame retardant styrene resin compositions comprising (A) styrene resin, (B) polyphenylene ether resin, and (C) the phosphonate compound. The flame retardant styrene resin compositions according to the invention: can provide protection against fire, exhibit improved impact strength, and can be environment-friendly.


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