Patent ID: 9505025
Filing Date: 2016-11-29
CPC Classification: A63B,B05D,C08G

Claim Text:
1. A golf ball comprising: a core; a casing layer surrounding the core; and a cover layer surrounding the casing layer and being formed from cover composition PC that is produced by a reaction of a prepolymer and a chain extender, wherein the prepolymer is formed from the reaction product of: (i) an isocyanate comprising an allophanate (“ICA”) and having an average NCO functionality in the range of 1.9 to 2.8 and (ii) a polyol-containing component; and wherein the chain-extender is selected from the group consisting of amine-terminated chain-extenders, hydroxyl-terminated chain-extenders, and mixtures thereof; and wherein the ICA is reacted with the polyol-containing component and chain-extender in a weight ratio of about 1.9:1; and wherein the polyol-containing component and chain-extender are included in cover composition PC in a weight ratio of about 1.3:1.