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:
Apr. 22, 1986
Filed:
Oct. 25, 1983
Applicant:
Inventors:
Yutaka Tamura, Ibaraki, JP;
Ryohei Tanaka, Mie, JP;
Assignee:
Mitsubishi Petrochemical Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
529119 ;
Abstract
A composition comprising a polyphenylene ether or a composition of polyphenylene ether and other polymeric substances, and a bicyclophosphoric ester compound is disclosed. The composition has an improved flame-retardance without deteriorating the inherent heat resistance of the polyphenylene ether or a composition containing the same.