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. 19, 2016
Filed:
Mar. 06, 2013
Applicant:
Bridgestone Corporation, Tokyo, JP;
Inventors:
Yingyi Huang, Sagamore Hills, OH (US);
Mark Smale, Hudson, OH (US);
Robert White, Gilbert, AZ (US);
Hiroshi Mouri, Bath, OH (US);
William Cole, Clinton, OH (US);
Assignee:
Bridgestone Corporation, Tokyo, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09F 1/00 (2006.01); C08C 3/02 (2006.01); C08C 1/04 (2006.01); C08C 2/06 (2006.01); C08G 83/00 (2006.01); C08C 2/02 (2006.01);
U.S. Cl.
CPC ...
C08C 3/02 (2013.01); C08C 1/04 (2013.01); C08C 2/02 (2013.01); C08C 2/06 (2013.01); C08G 83/00 (2013.01);
Abstract
Provided herein are organic solvent-based processes for the removal of rubber from non-plants such as guayule shrubs. By the use of the processes, solid purified rubber can be obtained that contains 0.05-0.5 weight % dirt, 0.2-1.5 weight % ash, and 0.1-4 weight % resin (when it has been dried so as to contain 0.8 weight % volatile matter).