Patent ID: 6213892
Filing Date: 2001-04-10
Classification: A63B

Abstract:
A golf ball comprising:a core having a diameter in the range of 1.40 to 1.59 inches and a PGA compression in the range of 60 to 95 points;a thermoset polyurethane boundary layer encompassing the core, the boundary layer having a thickness in the range of 0.015 to 0.075 inches and a shore D hardness in the range of 33 to 55, the thermoset polyurethane boundary layer comprising a polyurethane material formed from a reaction of a p-phenylene diisocyanate based polyurethane prepolymer and at least one reactant selected from the group consisting of a chain extender, a cross-linking agent, a curative and mixtures thereof, anda cover encompassing the thermoset boundary layer.