Patent ID: 8575278

Claim:
A golf ball, comprising: a core comprising a center and a peptizer; an outer cover layer; and optionally one or more intermediate layers, wherein at least one or more of the core, outer cover layer, or one or more intermediate layers if present, comprises a sulfonated polyisoprene ionomer having the general formula where A is an isoprene repeating unit having, prior to reaction with a sulfonate moiety, a formula—(CH 2 —C(CH 3 )═CH—CH 2 )—, B is the isoprene repeating unit or other monomer repeating unit, m is greater than 10, and n is greater than 2, and X is an ammonium cation having the general formula [NR 1 R 2 R 3 R 4 ] + where R 1 , R 2 , R 3 and R 4 are selected from the group consisting of hydrogen, a C 1 -C 20 aliphatic, cycloaliphatic, an aromatic moiety, and any and all combinations thereof.