发明授权
- 专利标题: Golf ball
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申请号: US12498138申请日: 2009-07-06
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公开(公告)号: US08501871B2公开(公告)日: 2013-08-06
- 发明人: Satoko Okabe , Keiji Ohama
- 申请人: Satoko Okabe , Keiji Ohama
- 申请人地址: JP Kobe
- 专利权人: Dunlop Sports Co., Ltd.
- 当前专利权人: Dunlop Sports Co., Ltd.
- 当前专利权人地址: JP Kobe
- 代理机构: Birch, Stewart, Kolasch & Birch, LLP
- 优先权: JP2008-181892 20080711; JP2008-323356 20081219; JP2009-140164 20090611
- 主分类号: A63B37/00
- IPC分类号: A63B37/00 ; C08L33/02 ; C08L77/00
摘要:
An object of the present invention is to provide a golf ball having an excellent properties like flight distance and low temperature durability. The present invention provides a golf ball comprising: a core consisting of a center and one or more intermediate layers covering the center; and a cover covering the core, wherein at least one piece or one layer of said intermediate layers is formed from a highly elastic intermediate layer composition that contains (A) a highly elastic polyamide resin having a flexural modulus in a range from 700 MPa to 5,000 MPa; (B) a metal-neutralized product of ethylene-(meth)acrylic acid copolymer and (C) a resin having a polar functional group in a specific way.
公开/授权文献
- US20100009776A1 GOLF BALL 公开/授权日:2010-01-14
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