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. 30, 1991
Filed:
May. 25, 1989
Applicant:
Inventors:
Toshio Uesaka, Kyoto, JP;
Akihiro Niki, Osaka, JP;
Makoto Ohsuga, Osaka, JP;
Toranosuke Saito, Osaka, JP;
Hiroki Tsunomachi, Osaka, JP;
Makoto Yamaguchi, Osaka, JP;
Kazuo Doyama, Osaka, JP;
Daishiro Kishimoto, Osaka, JP;
Assignees:
Sekisui Kagaku Kogyo Kabushiki Kaisha, Osaka, JP;
Kabushiki Kaisha Sanko Kaihatsu Kagaku Kenkyusho, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ; C08K / ; C08K / ;
U.S. Cl.
CPC ...
524290 ; 524291 ; 524299 ; 524369 ; 524486 ;
Abstract
An engineering plastic composition with excellent flowability, heat stability, and desirable mechanical properties is provided. The composition comprises an engineering plastic material and at least one p-quaterphenyl derivative of specific formula.