Patent ID: 7208533
Filing Date: 2007-04-24
Classification: A63B,C08G,C08K,C08L

Abstract:
1. A cover composition for a golf ball comprising: an isocyanate group-terminated urethane prepolymer containing an isocyanate component derived from at least one diisocyanate compound selected from the group consisting of 4,4′-dicyclohexylmethane diisocyanate, isophorone diisocyanate, and cyclohexane diisocyanate; an aromatic polyamine; a light stabilizer; and a titanium oxide applied with a surface treatment capable of suppressing photocatalytic action of the titanium oxide, wherein said cover composition contains 3 to 8 parts by mass of said surface-treated titanium oxide relative to 100 parts by mass of said isocyanate group-terminated urethane prepolymer.