Patent ID: 6506851
Filing Date: 2003-01-14
Classification: A63B

Abstract:
A golf ball comprising a core and a cover layer wherein the cover is formed of a polyurethane composition comprising a saturated prepolymer comprising an initiated polycaprolactone and a saturated diisocyanate, and a curing agent, wherein:the initiated polycaprolactone comprises diethylene glycol-initiated polycaprolactone; 1,4-butanediol-initiated polycaprolactone; 1,6-hexanediol-initiated polycaprolactone; trimethylol propane-initiated polycaprolactone; neopentyl glycol-initiated polycaprolactone; polytetramethylene ether glycol-initiated polycaprolactone; and mixtures thereof; and the prepolymer further comprises at least one polyol comprising polytetramethylene ether glycol; poly(oxypropylene)glycol; polyethylene adipate glycol; polyethylene propylene adipate glycol; polybutylene adipate glycol; polycarbonate glycol; ethylene oxide-capped polyoxypropylene diol; and mixtures thereof.