High CoR golf ball using zinc dimethacrylate

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

Reexamination Certificate

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Details

C525S274000, C473S371000, C473S372000, C473S373000, C473S374000, C473S377000

Reexamination Certificate

active

10740530

ABSTRACT:
The present invention is directed to resilient golf balls and portions thereof including compositions containing zinc dimethacrylate and zinc pentachlorothiophenol, and methods for making same. In particular, the present invention is directed to a golf ball having at least one of a center, cover, or intermediate layer that includes a reaction product that includes a resilient polymer component, a free radical source, zinc dimethacrylate and at least one halogenated organosulfur compound having the following general formula I:where R1-R5can be substituted or unsubstituted C1-C8alkyl groups; halogen groups; thiol groups (—SH), carboxylated groups; sulfonated groups; and hydrogen; in any order.

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Thain , Science and Golf IV; p. 319-327.

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