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:
Jul. 27, 1999
Filed:
May. 14, 1997
Applicant:
Inventors:
Assignees:
Nippon Shokubai Co., Ltd., , JP;
Elf Atochem S. A., , FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528378 ; 528379 ;
Abstract
This invention concerns a method for the production of an ethylene sulfide/sulfur copolymer which comprises copolymerizing ethylene sulfide with sulfur. This method permits an ethylene sulfide/sulfur copolymer as a novel copolymer.