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:
Feb. 20, 1990
Filed:
Aug. 05, 1988
Applicant:
Inventors:
Howard A Colvin, Tallmadge, OH (US);
Charles L Bull, Jr, Akron, OH (US);
Fredrick L Magnus, Mogadore, OH (US);
Assignee:
The Goodyear Tire & Rubber Company, Akron, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528389 ;
Abstract
Superior vulcanization agents for rubber are prepared by reacting sulfur with at least one olefin at 120.degree.-200.degree. C. in an aqueous reaction media with agitation. In one embodiment, the vulcanization agent comprises a sulfur/olefin adduct having from about 39% to about 46% by weight of free elemental sulfur level.
Colvin, Howard. (1990). Rubber vulcanization agents of sulfur olefin adduct (U.S. Patent No. 4902775). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4902775
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile