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:
Sep. 05, 2006
Filed:
Dec. 08, 2004
Applicant:
Pijush K. Dewanjee, Carlsbad, CA (US);
Inventor:
Pijush K. Dewanjee, Carlsbad, CA (US);
Assignee:
Callaway Golf Company, Carlsbad, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
A curative blend for a thermosetting polyurethane material that allows for a polyurethane material with greater durability is disclosed herein. The curative blend is composed of a diethyl-2,4-toluene-diamine and a second curing agent. A preferred polyurethane prepolymer is a polytetramethylene ether glycol terminated 4,4'-dicyclohexyl methane diisocyanate polyurethane prepolymer. The thermosetting polyurethane is preferably utilized as a cover for a golf ball. The cover is preferably formed over a core and boundary layer.