| 摘要 |
A golf ball comprising a core and a cover, wherein the core or the cover comprises a thermoplastic or thermoset composition comprising a reaction product of an isocyanate and a siloxane polyahl having a formula of:where R1 is a hydrocarbon moiety; R2 to R6 are independently selected from hydrogen or hydrocarbon moieties; D1 and D2 are optional and independent hydrocarbon moieties; A1 and A2 are independent active hydrogen moieties; m is an integer from 1 to about 1,000; n is zero or an integer from 1 to about 1,000; and z is an integer from 1 to about 100.
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