Invention Grant
- Patent Title: Golf ball
- Patent Title (中): 高尔夫球
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Application No.: US12343558Application Date: 2008-12-24
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Publication No.: US08148474B2Publication Date: 2012-04-03
- Inventor: Keiji Ohama , Hirotaka Nakamura , Toshiyuki Tarao
- Applicant: Keiji Ohama , Hirotaka Nakamura , Toshiyuki Tarao
- Applicant Address: JP Kobe-Shi
- Assignee: SRI Sports Limited
- Current Assignee: SRI Sports Limited
- Current Assignee Address: JP Kobe-Shi
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JP2007-341233 20071228
- Main IPC: A63B37/12
- IPC: A63B37/12 ; A63B37/00 ; C08L75/00

Abstract:
An object of the present invention is to provide a golf ball which has excellent durability and wear-resistance and provides an excellent shot feeling. The present invention is directed to a golf ball comprising: a core; and a cover covering the core, wherein the cover is formed from a cover composition containing a thermoplastic polyurethane (A), a polyisocyanate (B) having at least two isocyanate groups, and a polyhydroxyether (C) as a resin component, and wherein the core has a surface hardness of 85 or smaller in JIS-C hardness.
Public/Granted literature
- US20090170637A1 GOLF BALL Public/Granted day:2009-07-02
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