Rubber compositions comprising quinhydrones and the use...

Details Rubber compositions comprising quinhydrones and the use... Rubber compositions comprising quinhydrones and the use...

2006-03-07

2008-11-18

Buttner, David (Department: 1796)

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

Synthetic resins

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

C525S274000, C524S335000, C524S347000, C473S371000, C473S372000, C473S377000

Reexamination Certificate

active

07452942

ABSTRACT:
The present invention is directed to a golf ball having at least one layer formed from a rubber composition comprising a base rubber, a free radical initiator, and a quinhydrone. The free radical initiator is generally present in the rubber composition in an amount of at least 0.05 parts by weight per 100 parts of the base rubber. The quinhydrone is generally present in the rubber composition in an amount of at least 0.05 parts by weight per 100 parts of the base rubber. The rubber composition may be present in any one or more of a core layer, a cover layer, or an intermediate layer.

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