Patent ID: 9573021
Date: 2017-02-21
CPC Classifications: A63B,C08L

Claim:
1. A golf ball comprising a single layered spherical core and at least one cover layer covering the spherical core, wherein the spherical core is formed from a core rubber composition containing (a) a base rubber, (b) a co-crosslinking agent, (c) a crosslinking initiator, (d) a carboxylic acid having 1 to 30 carbon atoms and/or a salt thereof, and (x) a crosslinked rubber powder; (x) the crosslinked rubber powder contains (x1) soft particles with a volume average particle size of lower than 800 μm; the core rubber composition contains (x1) the soft particles in an amount of 1.0 mass % or more and the core rubber composition contains (x1) the soft particles in an amount ranging from 2.1 parts by mass to 30 parts by mass with respect to 100 parts by mass of (a) the base rubber.