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:
Oct. 23, 2012
Filed:
Dec. 25, 2009
Applicants:
Takashi Matsuda, Hiratsuka, JP;
Makoto Ashiura, Hiratsuka, JP;
Tetuji Kawazura, Hiratsuka, JP;
Keisuke Chino, Hiratsuka, JP;
Inventors:
Takashi Matsuda, Hiratsuka, JP;
Makoto Ashiura, Hiratsuka, JP;
Tetuji Kawazura, Hiratsuka, JP;
Keisuke Chino, Hiratsuka, JP;
Assignee:
The Yokohama Rubber Co. Ltd., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J 3/28 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for manufacturing natural rubber according to an embodiment of the present technology includes: adding to a natural rubber latex at least one type of a predetermined sulfonic acid selected from the group consisting of a monoalkyl sulfonic acid, a polyoxyethylene alkyl ether sulfonic acid, and an alkylbenzene sulfonic acid; and, thereafter, removing moisture from the mixture of the natural rubber latex and the sulfonic acid.