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:
Nov. 09, 1976
Filed:
Sep. 08, 1975
Robert A Osborn, Stow, OH (US);
Herbert L Bullard, Norton Village, OH (US);
The Goodyear Tire & Rubber Company, Akron, OH (US);
Abstract
A resinous material, suitable for use in hot melt adhesives, having a softening point in the range of about 60.degree. C to about 110.degree. C prepared by polymerizing a monomer mixture selected from specific amounts of styrene, isobutylene and 1,3-butadiene, where the mole ratio of isobutylene to butadiene is in the range of about 0.5/1 to about 3/1. The resinous material itself is prepared by polymerizing the selected monomers and their required amounts in the presence of a catalyst selected from aluminum chloride and ethylaluminum dichloride and in the presence of a hydrocarbon solvent containing dissolved water.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile