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. 08, 1997
Filed:
Oct. 05, 1994
Applicant:
Inventors:
Mitsuru Nagasawa, Nagoya, JP;
Kazuyuki Kuwano, Toyota, JP;
Takeshi Kawakami, Toyota, JP;
Mamoru Sugiura, Aichi-ken, JP;
Hiroshi Hibino, Nagoya, JP;
Shiro Kojima, Tokai, JP;
Kishiro Azuma, Tokyo, JP;
Assignees:
Toagosei Chemical Industry Co., Ltd., Tokyo, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Toyota Technological Institute, Nagoya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ; C08F / ;
U.S. Cl.
CPC ...
526245 ; 4284111 ; 524547 ; 525386 ; 525387 ; 525388 ; 526214 ; 526224 ; 526279 ; 5263031 ; 52631844 ; 526304 ; 526320 ; 526273 ; 5263297 ;
Abstract
A process for producing a polymer of excellent weatherability, which comprises reacting a polymer having a thioether bond, with a peroxide to oxidize the sulfur atom in the bond to convert it into a sulfone.