An object of the present invention is to provide a golf ball having excellent impact durability. The present invention provides a golf ball comprising a 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) an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and/or a metal salt thereof as a co-crosslinking agent, (c) a crosslinkable compound having two or more polymerizable unsaturated bonds in the molecule, and (d) a crosslinking initiator.
本发明的目的是提供一种具有优异冲击耐久性的高尔夫球。本发明提供了一种高尔夫球,它包括一个球形芯和至少一个覆盖在球形芯上的覆盖层,其中球形芯是由芯橡胶组合物形成的,该组合物含有:(a) 一种基础橡胶;(b) 一种具有 3 至 8 个碳原子的α,β-不饱和
羧酸和/或其
金属盐作为共
交联剂;(c) 一种可交联化合物,该化合物分子中具有两个或两个以上可聚合的不饱和键;以及(d) 一种交联
引发剂。