Rubber composition for golf ball

Details Rubber composition for golf ball Rubber composition for golf ball

2006-12-12

2006-12-12

Buttner, David J. (Department: 1712)

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

C525S236000, C525S269000, C525S274000, C473S371000, C473S377000

Reexamination Certificate

active

07148290

ABSTRACT:
A rubber composition for a golf ball having excellent rebound characteristics and excellent durability, and showing good workability, which contains a base rubber, a co-crosslinking agent, an organic peroxide and an inorganic filler, wherein the base rubber includes a polybutadiene containing a cis-1,4 bond of not less than 80%, having a Mooney viscosity of not less than 30 to less than 50 ML1+4(100° C.) and a ratio (Mw/Mn) of the weight average molecular weight (Mw) to the number average molecular weight (Mn) of 3.0 to 6.0, synthesized using a lanthanide-containing catalyst.

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