| abstract |
A golf ball comprising a core, an inner cover layer, and an outer cover layer, the outer cover layer being formed from a polyurea including a prepolymer and an amine curative. The prepolymer is formed from an aliphatic isocyanate and a secondary polyamine polyether having a formula: n n n n n n n n n n where x=1-70; R 1 and R 2 each independently=a C 1-20 alkyl group, phenyl, or a mixture thereof; and R 3 ═H, CH 3 , or a mixture thereof. |