Patent ID: 8500574
Filing Date: 2013-08-06
Classification: A63B

Abstract:
1. A golf ball comprising: a center formed from a polybutadiene rubber composition and having a compression of greater than 90 and a diameter of 1.500 inches or less, the polybutadiene rubber composition comprising 35 phr or greater of a coagent selected from the group consisting of zinc salts of acrylates, diacrylates, methacrylates, dimethacrylates, and mixtures thereof; an outer cover layer formed from an ionomer composition having a material hardness of greater than 60 Shore D; an intermediate layer disposed between the center and the outer cover layer, the intermediate layer having an outer surface hardness of less than 70 Shore C and being formed from a composition having a solid, single core compression of 40 or less; wherein the outer surface hardness of the intermediate layer is less than that of both the center and the outer cover layer.