Patent 7378483 was granted and assigned to Acushnet (company) on May, 2008 by the United States Patent and Trademark Office.
A golf ball comprising a core, an inner cover layer, and an outer cover layer, the outer cover layer being formed from a polyurea comprising:a prepolymer comprising:an aliphatic isocyanate mixture comprising dimerized uretdione of HDI and trimerized isocyanurate of HDI;a first amount of modified polyoxypropylene diamine having a formula: