Patent ID: 6827658
Filing Date: 2004-12-07
Classification: A63B,C08L

Abstract:
A golf ball comprising:an inner core formed of a first material and comprising: i) a central portion; and ii) a plurality of spaced projections extending radially outward from the central portion forming gaps between each projection, and each projection having an enlarged free end and a generally conical shape; an outer core formed of a second material, said second material being disposed within the gaps to form a core; and a cover layer; wherein at least one of the first and second materials comprises a first polymer containing an acid group neutralized by a salt of an organic acid, a cation source, or a suitable base of the organic acid, the salt of the organic acid, the cation source, or the suitable base of the organic acid being present in an amount sufficient to neutralize the polymer by no less than about 100%.