Golf ball material and golf ball

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

Reexamination Certificate

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Details

C524S394000, C524S397000, C524S400000, C473S372000, C473S373000, C473S385000

Reexamination Certificate

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07084198

ABSTRACT:
A golf ball material comprising a heated mixture of (a) a random copolymer containing at least 5% by weight of a metal ion-neutralized unsaturated carboxylic acid having an acid content of at least 16% by weight, (b) a thermoplastic elastomer, (c) a fatty acid and/or derivative thereof having a molecular weight of 280–1,500, and (d) a basic metal compound capable of neutralizing unneutralized acid groups in components (a) and (c) has good thermal stability, flow and moldability, and can be molded into a part exhibiting excellent rebound, ensuring the manufacture of golf balls with high performance.

REFERENCES:
patent: 5222739 (1993-06-01), Horiuchi et al.
patent: 5306760 (1994-04-01), Sullivan
patent: 5312857 (1994-05-01), Sullivan
patent: 6653382 (2003-11-01), Statz et al.
patent: 6838501 (2005-01-01), Takesue et al.
patent: 2001/0018375 (2001-08-01), Hayashi et al.
patent: 2002/0091188 (2002-07-01), Statz et al.
patent: WO98/46671 (1998-10-01), None
Cochran, SCIENCE and GOLF II; 1994; pp. 383-389.

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