Patent ID: 6648777
Filing Date: 2003-11-18
Classification: A63B,C08G,C08L

Abstract:
A golf ball comprising:a core; a thermoplastic inner cover layer disposed about the core, the inner cover layer having a Shore D hardness of at least 60 as measured on the curved surface thereof; and an outer cover layer disposed on the inner cover layer, the outer cover layer having a Shore D hardness of from about 30 to about 53 as measured on the curved surface thereof, wherein the outer cover layer has a flex modulus of from about 1,000 to about 10,000 psi, wherein the outer cover layer comprises a composition including at least one material selected from the group consisting of polyphenylene ether/ionomer blends, ionomers, polyamides, polyurethanes, polyester elastomers, polyester amides, metallocene catalyzed polyolefins, and blends thereof; wherein the golf ball exhibits a PGA compression of 100 or less and a coefficient of restitution of at least 0.770.