Golf ball

Details Golf ball Golf ball

2008-11-26

2011-10-25

Buttner, David (Department: 1765)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From reactant having at least one -n=c=x group as well as...

C528S076000, C473S378000

Reexamination Certificate

active

08044164

ABSTRACT:
A golf ball which has excellent abrasion-resistance and spin performance is provided. The golf ball of the present invention includes a core and a cover covering the core. The cover contains, as a resin component, polyurethane which is obtained using, as a polyisocyanate component constituting the polyurethane, 4,4′-dicyclohexylmethane diisocyanate having a mole ratio ((B)/(A)) of non-cis-structure molecule (B) to cis-structure molecule (A) in a range from 3/7 to 9/1.

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