Golf ball and process for producing the same

Details Golf ball and process for producing the same Golf ball and process for producing the same

2006-12-26

2006-12-26

Gorr, Rachel (Department: 1711)

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...

C473S357000, C473S365000, C473S372000, C473S373000, C473S385000

Reexamination Certificate

active

07153926

ABSTRACT:
Disclosed is a golf ball, which includes a core and a polyurethane cover covering over the core. A composition of the cover includes a thermoplastic polyurethane elastomer which contains, as its component, a compound having three or more reactive functional groups capable of reacting with an isocyanate group. The present invention can provide a golf ball having a cover excellent in abrasion resistance and resiliency.

REFERENCES:
patent: 4884814 (1989-12-01), Sullivan
patent: 5066762 (1991-11-01), Ohbuchi et al.
patent: 6123628 (2000-09-01), Ichikawa et al.
patent: 6486261 (2002-11-01), Wu et al.
patent: 629721 (1994-01-01), None
patent: 2002-360741 (2002-12-01), None
Szycher; Handbook of Polyurethanes; 1999; p. 11-9.
JP-11-178949 Abstract only, corresponds to US Patent No. 6,123,628, Jul. 1999.

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