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. 06, 1993
Filed:
Feb. 26, 1991
Applicant:
Inventors:
Yukichika Kawakami, Iwaki, JP;
Zenya Shiiki, Iwaki, JP;
Assignee:
Kureha Kagaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528388 ; 525537 ; 525539 ; 264235 ; 2642356 ; 2642358 ; 264340 ; 264341 ; 2642893 ; 2642896 ;
Abstract
The present invention discloses an easily-slidable polyarylene thioether film comprising a film containing, as the basic resin, a polyarylene thioether mainly composed of repeating unit of ##STR1## and not containing substantial amount of powder lubricant, having at least one side surface of the arithmetic average surface roughness within the range of 2 to 200 nm and a high strength, and a process to produce the same.