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:
Jun. 10, 2003
Filed:
Feb. 27, 2001
Applicant:
Inventors:
Assignee:
Bridgestone Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J 1/104 ;
U.S. Cl.
CPC ...
C08J 1/104 ;
Abstract
Reclaimed rubber which is obtained through devulcanization and has excellent physical properties as a vulcanized material, and a process for producing the same are provided. In the reclaimed rubber obtained by devulcanizing vulcanized rubber, the proportion of sol is 80% or higher, and the peak top molecular weight of sol as determined by gel permeation chromatography (GPC) is 100,000 or less.