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.
Patent No.:
Date of Patent:
Jan. 15, 2013
Filed:
Dec. 08, 2009
Sung Hee Ahn, Uiwang-si, KR;
IN Hwan OH, Uiwang-si, KR;
Seong Ho Kong, Uiwang-si, KR;
SE Bum Son, Uiwang-si, KR;
Sung Duk Hwang, Uiwang-si, KR;
Hye Jin Lee, Uiwang-si, KR;
Sung Hee Ahn, Uiwang-si, KR;
In Hwan Oh, Uiwang-si, KR;
Seong Ho Kong, Uiwang-si, KR;
Se Bum Son, Uiwang-si, KR;
Sung Duk Hwang, Uiwang-si, KR;
Hye Jin Lee, Uiwang-si, KR;
Cheil Industries Inc., Gumi-si, KR;
Abstract
A mixture of brominated diphenylethanes is prepared by brominating diphenylethanes, comprises hexabromodiphenylethane, heptabromodiphenylethane and octabromodiphenylethane, comprises about 55 to about 85% by weight hexabromodiphenylethane, and comprises about 0.01 to about 30% by weight diphenylethanes substituted with an odd number of bromines. The mixture of brominated diphenylethanes can provide improved compatibility with polymer resins, as well as impart excellent flame retardancy and improved weatherability and thermal stability.