Patent ID: 7867108

Claim:
A multi-layer golf ball comprising a core, an outer cover layer, and an intermediate layer disposed between the core and the outer cover layer, wherein the outer cover layer is formed from a saturated polyurethane composition having a material hardness of at least 50 Shore D, wherein the polyurethane is the product of a reaction between a prepolymer and a polycaprolactone curing agent, the prepolymer consisting essentially of a polyol component and a diisocyanate component, wherein the polyol component consists of polytetramethylene ether glycol and the diisocyanate component consists of bis(4-isocyanatocyclohexyl) methane; wherein the curing agent consists of polycaprolactone and a white dispersion; and wherein the prepolymer and the curing agent are present in a ratio of from 0.5:1 to 16:1.