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
2008-07-22
2008-07-22
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...
C525S130000, C525S175000, C525S176000, C525S183000, C525S187000, C525S196000, C525S201000, C525S221000
Reexamination Certificate
active
11216725
ABSTRACT:
The present invention is directed to a golf ball having at least one layer, such as a center, a cover layer, or an intermediate layer, which is formed from a polymer composition comprising at least 25 wt %, based on the total polymeric weight of the polymer composition, of an acid polymer having acid groups, wherein at least 90% of the acid groups are neutralized. The polymer composition also comprises at least 10 wt %, based on the total polymeric weight of the polymer composition, of a non-fatty acid melt flow modifier selected from polyesters, polyacrylates, polyurethanes, polyethers, thermoplastic polyureas, and combinations thereof. The polymer composition is substantially free of fatty acids and their salts and has a melt flow index of from 0.5 g/10 min to 10.0 g/10 min.
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Acushnet Company
Buttner David
Milbank Mandi B.
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