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. 12, 2010
Filed:
Oct. 09, 2007
Dane Kenton Parker, Massillon, OH (US);
Frank James Feher, Copley, OH (US);
Viswanath Mahadevan, Cuyahoga Falls, OH (US);
Dane Kenton Parker, Massillon, OH (US);
Frank James Feher, Copley, OH (US);
Viswanath Mahadevan, Cuyahoga Falls, OH (US);
The Goodyear Tire & Rubber Company, Akron, OH (US);
Abstract
The present invention discloses a process for synthesizing a hydrogenated polymer that comprises: (1) preparing a aqueous polymerization medium which is comprised of (a) at least one monomer, (b) a polymerization control agent, and an emulsifier, wherein the emulsifier is prepared in-situ within the aqueous polymerization medium; (2) initiating polymerization of said monomer within the aqueous polymerization medium to produce a latex of an unsaturated polymer; (3) treating the latex of the unsaturated polymer with (a) an oxidant selected from the group consisting of oxygen, air and hydroperoxides; (b) a reducing agent selected from the group consisting of hydrazine and hydrates of hydrazine; and (c) a metal ion activator to produce the hydrogenated polymer.