Compositions for golf equipment
First Claim
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1. 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;
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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 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:
- a prepolymer comprising:
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- where x=1-70; R1 and R2 each independently=a C1-20 alkyl group, phenyl, or a mixture thereof; and R3=CH3, or a mixture thereof; and
- a caprolactone; and
- a curative comprising a mixture of 3,5-diethyl-2,4-toluenediamine and 3,5-diethyl-2,6-toluenediamine.
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Citations
19 Claims
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1. 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; - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A golf ball consisting of a core and an outer cover layer, the outer cover layer being formed from a polyurea comprising:
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a prepolymer comprising; an aliphatic isocyanate mixture comprising dimerized uretdione of HDI and trimerized isocyanurate of HDI; a modified polyoxypropylene diamine; and a caprolactone; and a curative comprising a mixture of 3,5-diethyl-2,4-toluenediamine and 3,5-diethyl-2,6-toluenediamine. - View Dependent Claims (14, 15, 16, 17, 18, 19)
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Specification