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:
Mar. 03, 1992
Filed:
Sep. 04, 1990
Applicant:
Inventor:
Karl-Heinz Kohler, Krefeld, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528388 ; 524609 ; 528226 ; 528271 ; 528362 ; 528364 ;
Abstract
The invention relates to high molecular weight, substantially linear copolyarylene sulfides predominantly containing biphenylene sulfide units, which are produced by reaction of aromatic halogen compounds and halobiphenylenes with sulfur donors in dipolar aprotic solvents, and to their use for moldings, films and fibers exposed to high temperatures and--preferably in reinforced form--as injection molding compounds.