Patent ID: 8598275
Filing Date: 2013-12-03
Classification: A63B

Abstract:
1. A golf ball, comprising: a core; an intermediate layer, and a cover layer; wherein the intermediate layer comprises a compatibilized blend comprising thermoplastic elastomer and a polyolefin, and an effective amount of a compatibilizing agent comprising a semi-crystalline, hydrophobic thermoplastic polyurethane; wherein the semi-crystalline, hydrophobic thermoplastic polyurethane comprises the reaction product of (1) a hydrophobic polyol, (2) a polyisocyanate, and (3) a linear chain extender containing 5 carbon atoms or 7 to 12 carbon atoms; wherein the hydrophobic polyol has a number average molecular weight that is within a range of about 1,000 to about 4,000; wherein the semi-crystalline, thermoplastic polyurethane has a weight average molecular weight that is within a range of 50,000 to 1,000,000; and wherein the semi-crystalline, thermoplastic polyurethane has a melting point that is within the range of 80° C. to 150° C.