Patent ID: 8487063
Filing Date: 2013-07-16
Classification: A63B,C08G,C08L

Abstract:
1. A method of forming a golf ball comprising a core of at least one layer and cover of at least one layer, the cover being formed from a polyurea composition, the composition being prepared by a reaction comprising the steps of: i) forming an amine-terminated first prepolymer by reacting isocyanate compound A with a stoichiometric excess of polyamine compound; ii) forming an isocyanate-terminated second prepolymer by reacting the first prepolymer with a stoichiometric excess of isocyanate compound B; and iii) reacting the second prepolymer with an amine-terminated chain extender, wherein isocyanate compound A is 4,4′-diisocyanatodicyclohexylmethane diisocyanate (H