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1. 发明申请

US20180118918A1 GOLF BALL 审中-公开
公开(公告)号：US20180118918A1
公开(公告)日：2018-05-03
申请号：US15716972
申请日：2017-09-27
申请人： DUNLOP SPORTS CO. LTD.
发明人： Chiemi MIKURA , Kazuyoshi SHIGA , Hikaru NAGAKURA , Ryota SAKAMINE
IPC分类号： C08K5/098 , A63B37/00 , C08K5/14 , C08K5/375
摘要： A golf ball includes a spherical core, and a cover covering the spherical core. The spherical core is formed from a rubber composition including a base rubber, a co-cross-linking agent, a cross-linking initiator, and an unsaturated fatty acid and/or a metal salt thereof, the co-cross-linking agent includes α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and/or a metal salt thereof, the unsaturated fatty acid and/or metal salt thereof excludes an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and a metal salt thereof, an unsaturated aliphatic carboxylic acid that forms the unsaturated fatty acid and/or metal salt thereof has a functional group other than a carboxy group and a carbon-carbon unsaturated bond, and the rubber composition further includes a metal compound when the co-cross-linking agent is only an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms.

2. 发明申请

US20180050238A1 GOLF BALL 审中-公开
公开(公告)号：US20180050238A1
公开(公告)日：2018-02-22
申请号：US15795732
申请日：2017-10-27
申请人： Dunlop Sports Co. Ltd.
发明人： Ryota SAKAMINE , Kazuyoshi SHIGA , Hikaru NAGAKURA , Takahiro SHIGEMITSU
IPC分类号： A63B37/00 , G01B5/00 , C08K5/098 , C08K5/00
CPC分类号： A63B37/0087 , A63B37/0024 , A63B37/0031 , A63B37/0037 , A63B37/0039 , A63B37/0043 , A63B37/0049 , A63B37/0051 , A63B37/0062 , A63B37/0063 , A63B37/0065 , A63B37/0074 , A63B37/0075 , A63B37/0077 , A63B2037/0079 , A63B2225/02 , C08K5/0025 , C08K5/098 , C08K9/04 , G01B5/0023 , C08L9/00
摘要： An object of the present invention is to provide a golf ball traveling a great flight distance. The present invention provides a golf ball comprising a spherical core and a cover covering the spherical core, wherein the golf ball has a ratio (t2/t1) of a time (t2) to a time (t1) of 1.05 or more in a hitting test using a driver (at a head speed of 40 m/sec), wherein the time (t1) is a time taken from a moment that the driver begins to contact with the golf ball to a moment that the golf ball reaches a maximum deformation amount, and the time (t2) is a time taken from the moment that the golf ball reaches the maximum deformation amount to a moment that the golf ball leaves the driver.

3. 发明申请

US20150183916A1 RESIN COMPOSITION FOR GOLF BALL AND GOLF BALL 有权
标题翻译：高尔夫球和高尔夫球的树脂组合物
公开(公告)号：US20150183916A1
公开(公告)日：2015-07-02
申请号：US14582752
申请日：2014-12-24
申请人： DUNLOP SPORTS CO. LTD.
发明人： Kazuyoshi SHIGA , Masanori TAGUCHI , Takahiro SHIGEMITSU
IPC分类号： C08F279/02 , A63B37/00
CPC分类号： C08F279/02 , A63B37/0003 , A63B37/0007 , A63B37/0018 , A63B37/0022 , A63B37/0023 , A63B37/0024 , A63B37/0031 , A63B37/0039 , A63B37/0051 , A63B37/0059 , A63B37/0074 , A63B37/0075 , A63B37/0076 , A63B37/0078 , C08F8/44 , C08F8/46 , C08F290/048 , C08L13/00 , C08L23/0876 , C08L51/04
摘要： The present invention provides resin compositions for golf balls which have excellent flexibility, fluidity, and resilience, and golf balls formed from the resin compositions. The present invention relates to a resin composition for golf balls including a polymer that contains a diene polymer moiety and a carboxylic acid-based moiety wherein carboxyl groups derived from the carboxylic acid-based moiety are neutralized.
摘要翻译：本发明提供了具有优异的柔韧性，流动性和弹性的高尔夫球用树脂组合物和由树脂组合物形成的高尔夫球。本发明涉及一种用于高尔夫球的树脂组合物，其包含含有二烯聚合物部分和羧酸基部分的聚合物，其中衍生自羧酸基部分的羧基被中和。

4. 发明申请

US20150057103A1 RESIN COMPOSITION FOR GOLF BALL AND GOLF BALL 有权
标题翻译：高尔夫球和高尔夫球的树脂组合物
公开(公告)号：US20150057103A1
公开(公告)日：2015-02-26
申请号：US14465034
申请日：2014-08-21
申请人： DUNLOP SPORTS CO. LTD.
发明人： Kazuyoshi SHIGA , Yasuo KUBOTA , Takahiro SHIGEMITSU
IPC分类号： C08K5/19 , C08K5/09 , A63B37/00 , C08K3/22
CPC分类号： C08K5/19 , A63B37/0039 , A63B37/0051 , A63B37/0059 , A63B37/0073 , A63B37/0074 , A63B37/0075 , A63B37/0076 , C08K3/22 , C08K5/09 , C08K5/175 , C08K5/20 , C08K5/32 , C08K5/42 , C08K5/521 , C08K2003/2224 , C08L23/08 , C08L23/0869
摘要： The present invention provides a resin composition for golf balls that is excellent in resilience, flexibility, and fluidity. The present invention also provides a golf ball excellent in resilience, shot feeling, and productivity. The present invention includes a resin composition for golf balls including: (A) at least one selected from the group consisting of (a-1) a bipolymer of an olefin and a C3-C8 α,β-unsaturated carboxylic acid, (a-2) a metal ion-neutralized product of a bipolymer of an olefin and a C3-C8 α,β-unsaturated carboxylic acid, (a-3) a terpolymer of an olefin, a C3-C8 α,β-unsaturated carboxylic acid, and an α,β-unsaturated carboxylic acid ester, and (a-4) a metal ion-neutralized product of a terpolymer of an olefin, a C3-C8 α,β-unsaturated carboxylic acid, and an α,β-unsaturated carboxylic acid ester; (B) a compound containing an unsaturated hydrocarbon chain, a cationic moiety, and an anionic moiety in its molecule; and (C) an unsaturated fatty acid.
摘要翻译：本发明提供一种弹性，柔韧性和流动性优异的高尔夫球用树脂组合物。本发明还提供了弹性，拍摄感和生产率优异的高尔夫球。本发明包括一种用于高尔夫球的树脂组合物，其包括：（A）至少一种选自（a-1）烯烃和C 3 -C 8α的二元共聚物，不饱和羧酸（a-1） -2）烯烃和C3-C8α，β-不饱和羧酸的共聚物的金属离子中和产物，（a-3）烯烃的三元共聚物，C3-C8α，不饱和的羧酸和α，β-不饱和羧酸酯，和（a-4）烯烃，C3-C8α和不饱和羧酸的三元共聚物的金属离子中和产物和α 不饱和羧酸酯; （B）分子中含有不饱和烃链，阳离子部分和阴离子部分的化合物; 和（C）不饱和脂肪酸。

5. 发明申请

US20180178097A1 GOLF CLUB GRIP AND GOLF CLUB 审中-公开
公开(公告)号：US20180178097A1
公开(公告)日：2018-06-28
申请号：US15855240
申请日：2017-12-27
申请人： Dunlop Sports Co. Ltd. , Sumitomo Rubber Industries, Ltd.
发明人： Sho GOJI , Kazuyoshi SHIGA
IPC分类号： A63B53/14
CPC分类号： A63B53/14
摘要： An object of the present invention is to provide a golf club grip comprising a grip end with improved abrasion resistance and a reduced weight. The present invention provides a golf club grip comprising a cylindrical grip body and a grip end attached to a bat-side end of the cylindrical grip body, wherein the grip end comprises a base polymer and a hollow glass filler.

6. 发明申请

US20180126226A1 GOLF BALL 审中-公开
公开(公告)号：US20180126226A1
公开(公告)日：2018-05-10
申请号：US15782069
申请日：2017-10-12
申请人： Dunlop Sports Co. Ltd.
发明人： Chiemi MIKURA , Kazuyoshi SHIGA , Hikaru NAGAKURA , Ryota SAKAMINE
IPC分类号： A63B37/00 , C08K5/09
CPC分类号： A63B37/0074 , A63B37/003 , A63B37/0031 , A63B37/0051 , A63B37/0063 , A63B37/0092 , A63B37/0096 , C08K5/09
摘要： An object of the present invention is to provide a golf ball having an excellent flight performance on driver shots. The present invention provides a golf ball comprising a spherical core and at least one cover covering the spherical core, wherein a hardness difference D1 (H75−H0) between a hardness H75 at a point located at a distance of 75% of a core radius from a center of the spherical core and a center hardness H0 of the spherical core is 15 or more and 35 or less in Shore C hardness, a hardness difference D2 (Hs−H75) between a surface hardness Hs of the spherical core and the hardness H75 at the point located at the distance of 75% of the core radius from the center of the spherical core is −1 or more and 3.5 or less in Shore C hardness, and a hardness difference D3 ((H0+H75)/2−H37.5) between a hardness of (the center hardness H0 of the spherical core+the hardness H75 at the point located at the distance of 75% of the core radius from the center of the spherical core)/2 and a hardness H37.5 at a point located at a distance of 37.5% of the core radius from the center of the spherical core is 0.5 or more and 6.5 or less in Shore C hardness.

7. 发明申请

US20160339311A1 GOLF CLUB GRIP, GOLF CLUB AND METHOD FOR PRODUCING GOLF CLUB GRIP 审中-公开
标题翻译：高尔夫俱乐部GRIP，高尔夫俱乐部和生产高尔夫俱乐部的方法
公开(公告)号：US20160339311A1
公开(公告)日：2016-11-24
申请号：US15159933
申请日：2016-05-20
申请人： DUNLOP SPORTS CO., LTD.
发明人： Sho GOJI , Chiemi MIKURA , Kazuyoshi SHIGA , Kuniyasu HORIUCHI , Toshiyuki TARAO , Hidetaka INOUE , Hitoshi OYAMA , Hiroshi HASEGAWA
IPC分类号： A63B53/14
CPC分类号： A63B53/14 , A63B60/16 , A63B60/52 , A63B2209/00
摘要： An object of the present invention is to provide a golf club grip having excellent adhesion between the grip body and the grip end thereof, and excellent durability. The present invention provides a golf club grip comprising a cylindrical grip body having a cylindrical inner layer and a cylindrical outer layer covering the cylindrical inner layer, and a grip end provided on an butt side end of the cylindrical grip body, wherein the cylindrical outer layer is interposed in at least a part of a space between a butt side end edge of the cylindrical inner layer and the grip end.
摘要翻译：本发明的目的是提供一种具有优良的把手本体与其把手端部之间的粘合力的高尔夫球杆把手，并具有优异的耐久性。本发明提供了一种高尔夫球杆把手，其包括具有圆柱形内层和覆盖圆柱形内层的圆柱形外层的圆柱形把手，以及设置在圆柱形把手主体的对接侧端部上的把手端，其中圆柱形外层插入在圆筒形内层的对接侧端边缘与握持端之间的空间的至少一部分中。

8. 发明申请

US20130172110A1 GOLF BALL RESIN COMPOSITION AND GOLF BALL 有权
标题翻译：高尔夫球形树脂组合物和高尔夫球
公开(公告)号：US20130172110A1
公开(公告)日：2013-07-04
申请号：US13728644
申请日：2012-12-27
申请人： DUNLOP SPORTS CO., LTD.
发明人： Kazuyoshi SHIGA , Ryo MURAKAMI , Takahiro SHIGEMITSU
IPC分类号： C08F22/02 , A63B37/00
CPC分类号： C08F22/02 , A63B37/0051 , A63B37/0054 , A63B37/0059 , A63B37/006 , A63B37/0073 , C08K5/098
摘要： An object of the present invention is to provide a golf ball excellent in a shot feeling and resilience. The present invention provides a golf ball resin composition comprising (A) at least one resin component selected from the group consisting of (a-1) a binary copolymer composed of an olefin and an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms, (a-2) an ionomer resin consisting of a metal ion-neutralized product of the binary copolymer, (a-3) a ternary copolymer composed of the binary copolymer components and an α,β-unsaturated carboxylic acid ester, and (a-4) an ionomer resin consisting of a metal ion-neutralized product of the ternary copolymer components; and (B) a basic metal salt of a fatty acid, and having a spin-lattice relaxation time (T1) of 13C nucleus of 5.56 seconds or shorter measured by a High resolution solid state nuclear magnetic resonance (NMR) method.
摘要翻译：本发明的目的在于提供一种射击感和弹性优异的高尔夫球。本发明提供一种高尔夫球树脂组合物，其包含（A）至少一种选自（a-1）由烯烃组成的二元共聚物和具有3-8个碳原子的α，β-不饱和羧酸的树脂组分原子，（a-2）由二元共聚物的金属离子中和产物（a-3）组成的离聚物树脂，（a-3）由二元共聚物组分和α，β-不饱和羧酸酯组成的三元共聚物和（ a-4）由三元共聚物组分的金属离子中和产物组成的离聚物树脂; 和（B）脂肪酸的碱金属盐，通过高分辨率固态核磁共振（NMR）法测定的具有5.56秒或更短的13C核的自旋晶格弛豫时间（T1）为5.56秒或更短。

9. 发明申请

US20170145136A1 RESIN COMPOSITION FOR GOLF BALL AND GOLF BALL 审中-公开
公开(公告)号：US20170145136A1
公开(公告)日：2017-05-25
申请号：US15425843
申请日：2017-02-06
申请人： DUNLOP SPORTS CO. LTD.
发明人： Kazuyoshi SHIGA , Masanori TAGUCHI , Takahiro SHIGEMITSU
IPC分类号： C08F279/02 , A63B37/00
CPC分类号： C08F279/02 , A63B37/0003 , A63B37/0007 , A63B37/0018 , A63B37/0022 , A63B37/0023 , A63B37/0024 , A63B37/0031 , A63B37/0039 , A63B37/0051 , A63B37/0059 , A63B37/0074 , A63B37/0075 , A63B37/0076 , A63B37/0078 , C08F8/44 , C08F8/46 , C08F290/048 , C08L13/00 , C08L23/0876 , C08L51/04
摘要： The present invention provides resin compositions for golf balls which have excellent flexibility, fluidity, and resilience, and golf balls formed from the resin compositions. The present invention relates to a resin composition for golf balls including a polymer that contains a diene polymer moiety and a carboxylic acid-based moiety wherein carboxyl groups derived from the carboxylic acid-based moiety are neutralized.

10. 发明申请

US20150375051A1 GOLF BALL RESIN COMPOSITION AND GOLF BALL 审中-公开
标题翻译：高尔夫球形树脂组合物和高尔夫球
公开(公告)号：US20150375051A1
公开(公告)日：2015-12-31
申请号：US14754180
申请日：2015-06-29
申请人： Dunlop Sports Co., Ltd.
发明人： Kazuyoshi SHIGA , Masanori TAGUCHI , Takahiro SHIGEMITSU , Hiroshi TADAOKA
IPC分类号： A63B37/00 , C08K3/22 , C08K5/09 , C08K3/04 , C08K5/17
CPC分类号： A63B37/0049 , A63B37/0039 , A63B37/0043 , A63B37/0075 , C08K3/042 , C08K3/22 , C08K3/36 , C08K5/09 , C08K5/175 , C08K7/02 , C08K9/04 , C08K2003/2206 , C08K2003/2224 , C08K2003/2227 , C08K2003/2296 , C08K2201/003 , C08K2201/004 , C08K2201/016 , C08L23/0876
摘要： An object of the present invention is to provide a golf ball exhibiting an excellent shot feeling and resilience, and a constituent material thereof. The present invention provides a golf ball resin composition having a bending stiffness (M3-12) ranging from 300 kgf/cm2 to 24,000 kgf/cm2 at a bending angle from 3° to 12°, a ratio (M3-12/M24-30) of the bending stiffness (M3-12) at the bending angle from 3° to 12° to a bending stiffness (M24-30) at a bending angle from 24° to 30° ranging from 0.20 to 2.00, and a slab hardness ranging from 30 to 65 in Shore D hardness.
摘要翻译：本发明的目的是提供一种具有优异的拍摄感和弹性的高尔夫球及其构成材料。本发明提供一种高折射率树脂组合物，其弯曲角度为3°至12°，弯曲刚度（M3-12）范围为300kgf / cm2至24,000kgf / cm2，比率（M3-12 / M24-30 ）弯曲角度为3°至12°的弯曲刚度（M3-12），弯曲刚度（M24-30）在弯曲角为24°至30°范围为0.20至2.00之间的弯曲刚度（M3-12）从30到65的肖氏D硬度。

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