发明申请
- 专利标题: GOLF BALL
- 专利标题(中): 高尔夫球
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申请号: US15067414申请日: 2016-03-11
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公开(公告)号: US20160287943A1公开(公告)日: 2016-10-06
- 发明人: Hidetaka INOUE , Toshiyuki TARAO , Mami TANAKA
- 申请人: Dunlop Sports Co. Ltd.
- 申请人地址: JP Kobe-shi
- 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-shi
- 优先权: JP2015-071842 20150331
- 主分类号: A63B37/00
- IPC分类号: A63B37/00
摘要:
An object of the present invention is to provide a golf ball having excellent shot feeling and flight distance. The present invention provides a golf ball comprising a spherical core, a first resin layer and a second resin layer, wherein the first resin layer is formed from a first resin composition containing (A) a polyamide resin, (B) a copolymer and/or a metal ion-neutralized product thereof, and (C) a thermoplastic elastomer, and having a ratio (flexural elastic modulus/slab hardness) of a flexural elastic modulus (MPa) to a slab hardness (Shore D hardness) in a range from 3 to 5; and the second resin layer is formed from a second resin composition containing (D) a polyamide resin, and (E) a copolymer and/or a metal ion-neutralized product thereof.
公开/授权文献
- US09757621B2 Golf ball 公开/授权日:2017-09-12
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