Patent ID: 9669263
Date: 2017-06-06
CPC Classifications: A63B,C08G,C08L

Claim:
1. A golf ball comprising: a single core having an outer surface and a geometric center and being formed from a substantially homogenous rubber composition; an inner cover layer disposed about the core, the inner cover comprising a high-acid ionomer and having a material hardness of about 66 to 75 Shore D, the high-acid ionomer having an acid content of about 16% or greater; and an outer cover layer disposed about the inner cover layer, the outer cover comprising a polyurethane and having a material hardness of about 38 Shore D to about 56 Shore D; wherein the core surface hardness is greater than the geometric center hardness by about 1 to 10 Shore C to define a shallow positive hardness gradient; and wherein the geometric center of the core has a trans content of about 1% to 10% and the outer surface of the core has a trans content of about 5% to 15%.