Reaction injection material for a golf ball

Details Reaction injection material for a golf ball Reaction injection material for a golf ball

2007-04-23

2008-11-11

Buttner, David (Department: 1796)

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...

C528S066000, C528S076000

Reexamination Certificate

active

07449541

ABSTRACT:
A golf ball having a layer composed of a polyurethane/polyurea material formed from reaction injection molding a polyol component and an isocyanate component. The polyol component preferably comprises a polytetramethylene ether glycol having a molecular weight of approximately 1000 and a 3,5-diethyl-2,4 toluenediamine. The layer is preferably a cover layer having a thickness ranging from 0.010 inch to 0.025 inch.

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