Patent ID: 9707453
Date: 2017-07-18
CPC Classifications: A63B,C08K,C08L

Claim:
1. A golf ball comprising a layer formed from a thermoset rubber composition, wherein the thermoset rubber composition consists essentially of the reaction product of: a base rubber; a peroxide initiator agent; a coagent selected from the group consisting of metal salts of acrylates, diacrylates, methacrylates, and dimethacrylates, wherein the metal is selected from magnesium, calcium, zinc, aluminum, lithium, nickel, and sodium; from 1 phr to 15 phr of an E/X/Y-type ionomer composition of ethylene (E), an α,β-unsaturated carboxylic acid (X), and optionally a softening comonomer (Y), wherein at least 70% of all acid groups present in the ionomer composition are neutralized with a zinc cation; from 0 phr to 1 phr of zinc oxide; and optionally a soft and fast agent selected from halogenated organosulfur compounds and metal salts thereof.