Multi-piece solid golf ball

Games using tangible projectile – Golf – Ball

Reexamination Certificate

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Reexamination Certificate

active

06840873

ABSTRACT:
The present invention provides a multi-piece solid golf ball, which is superior in rebound characteristics and flight performance, while maintaining good productivity. The present invention relates to a multi-piece solid golf ball comprising a core, an intermediate layer formed on the core and a cover covering the intermediate layer, whereinthe intermediate layer is formed from an intermediate layer composition comprising a functional group modified resin as a main component,the cover is formed from a cover composition comprising a resin having polar site that can react with the functional group of the functional group modified resin in the intermediate layer as a main component, anda hardness of the intermediate layer is higher than that of the cover.

REFERENCES:
patent: 5948862 (1999-09-01), Sano et al.
patent: 6106415 (2000-08-01), Masutani et al.
patent: 20020053761 (2002-05-01), Dalton
patent: 20040018893 (2004-01-01), Iwami
patent: 10-174728 (1998-06-01), None
patent: 10-179795 (1998-07-01), None
patent: 2000-070409 (2000-03-01), None

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