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公开(公告)号:US20090170637A1
公开(公告)日:2009-07-02
申请号:US12343558
申请日:2008-12-24
申请人: Keiji Ohama , Hirotaka Nakamura , Toshiyuki Tarao
发明人: Keiji Ohama , Hirotaka Nakamura , Toshiyuki Tarao
IPC分类号: A63B37/12
CPC分类号: A63B37/0065 , A63B37/0034 , A63B37/0062 , A63B37/0087 , A63B2037/0079
摘要: 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.
摘要翻译: 本发明的目的是提供一种具有优异的耐久性和耐磨性并提供优异的拍摄感觉的高尔夫球。 本发明涉及一种高尔夫球,包括:芯; 以及覆盖所述芯的盖,其中所述盖由包含热塑性聚氨酯(A),具有至少两个异氰酸酯基的多异氰酸酯(B)和作为树脂成分的聚羟基醚(C))的覆盖组合物形成,并且其中 芯的JIS-C硬度的表面硬度为85以下。
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公开(公告)号:US08657704B2
公开(公告)日:2014-02-25
申请号:US12907442
申请日:2010-10-19
申请人: Keiji Ohama , Yoshiko Matsuyama , Toshiyuki Tarao , Kazuyoshi Shiga , Hirotaka Nakamura , Takahiro Sajima
发明人: Keiji Ohama , Yoshiko Matsuyama , Toshiyuki Tarao , Kazuyoshi Shiga , Hirotaka Nakamura , Takahiro Sajima
IPC分类号: A63B37/06
CPC分类号: A63B37/0003 , A63B37/0031 , A63B37/0033 , A63B37/0043 , A63B37/0045 , A63B37/0062 , A63B37/0064 , A63B37/02 , A63B37/12
摘要: Golf ball wherein, at all points Pa included in zone “A” away from the central point of its core at a distance of ≧1 mm and
摘要翻译: 高尔夫球,其中,在距离其核心的中心点> = 1mm和<5mm处包括的所有点Pa中,满足该数学表达式:Ha2-Ha1 <5,其中Ha1和 Ha2分别代表分别位于点Pa和点Pa外部的点处的硬度。而且,在距离其核心的中心点> = 5mm处的区域“B”中包含的任何点Pb处于@ 10 mm,该数学表达式满足:Hb2-Hb1> = 5,其中Hb1和Hb2分别表示位于点Pb内部和点Pb外部的点处的硬度。 这种硬度分布提供了一种高尔夫球,当与驾驶员撞击时具有降低的能量损失,并且当用短铁打击时具有优异的控制性能。
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公开(公告)号:US20110159998A1
公开(公告)日:2011-06-30
申请号:US12938501
申请日:2010-11-03
申请人: Keiji Ohama , Takahiro Sajima , Yoshiko Matsuyama , Hirotaka Nakamura , Toshiyuki Tarao , Kazuyoshi Shiga
发明人: Keiji Ohama , Takahiro Sajima , Yoshiko Matsuyama , Hirotaka Nakamura , Toshiyuki Tarao , Kazuyoshi Shiga
IPC分类号: A63B37/02
CPC分类号: A63B37/0092 , A63B37/0031 , A63B37/0033 , A63B37/0043 , A63B37/0045 , A63B37/0062 , A63B37/0063 , A63B37/0064 , A63B37/0076
摘要: A golf ball 2 has a spherical core 4, a mid layer 6 situated on the external side of the core 4, and a cover 8 situated on the external side of the mid layer 6. The core 4 has a spherical center 10 and an envelope layer 12 situated on the external side of the center 10. At all points P included in a zone away from the central point of the core 4 at a distance of 1 mm or greater and 15 mm or less, the following mathematical expression is satisfied. H2−H1≦5 In the above mathematical expression, H1 represents the JIS-C hardness at a point P1 that is located inside the point P along the radial direction and away from the point P at a distance of 1 mm, and H2 represents the JIS-C hardness at a point P2 that is located outside the point P along the radial direction and away from the point P at a distance of 1 mm.
摘要翻译: 高尔夫球2具有球形芯4,位于铁芯4的外侧的中间层6和位于中间层6的外侧的盖8.芯4具有球形中心10和外壳 层12位于中心10的外侧。在距离芯4的中心点的距离为1mm以上且15mm以下的区域中的所有点P都满足以下数学式。 H2-H1&nlE; 5在上述数学表达式中,H1表示位于点P的沿着径向方向并远离点P距离1mm的点P1处的JIS-C硬度,H2表示 位于点P外侧的点P2处的距离为1mm的远离点P的JIS-C硬度。
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公开(公告)号:US20110306443A1
公开(公告)日:2011-12-15
申请号:US13089403
申请日:2011-04-19
申请人: Yoshiko MATSUYAMA , Keiji Ohama , Hirotaka Nakamura , Takahiro Sajima , Toshiyuki Tarao , Kazuyoshi Shiga
发明人: Yoshiko MATSUYAMA , Keiji Ohama , Hirotaka Nakamura , Takahiro Sajima , Toshiyuki Tarao , Kazuyoshi Shiga
IPC分类号: A63B37/06
CPC分类号: A63B37/0063 , A63B37/0031 , A63B37/0033 , A63B37/0043 , A63B37/0045 , A63B37/0062 , A63B37/0064
摘要: At all points Pa in a zone A extending over a distance range from equal to or greater than 1 mm to less than 5 mm from the central point of a core 4, a mathematical formula, Ha2−Ha1
摘要翻译: 在从芯4的中心点延伸到等于或大于1mm至小于5mm的距离范围内的区域A中的所有点Pa处,满足数学公式Ha2-Ha1 <5。 在距离核心4的中心点等于或大于5mm至等于或小于10mm的距离范围内的区域B中的任何点Pb,数学式Hb2-Hb1≥5,是 满意。 Ha1和Ha2表示在距离点Pa的距离为1mm的位置径向向内和向外位于点Pa1和Pa2处的JIS-C硬度.Hb1和Hb2表示位于径向向内的点Pb1和Pb2处的JIS-C硬度, 距离点Pb距离点1 mm以外的点Pb外。
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公开(公告)号:US08148474B2
公开(公告)日:2012-04-03
申请号:US12343558
申请日:2008-12-24
申请人: Keiji Ohama , Hirotaka Nakamura , Toshiyuki Tarao
发明人: Keiji Ohama , Hirotaka Nakamura , Toshiyuki Tarao
CPC分类号: A63B37/0065 , A63B37/0034 , A63B37/0062 , A63B37/0087 , A63B2037/0079
摘要: 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.
摘要翻译: 本发明的目的是提供一种具有优异的耐久性和耐磨性并提供优异的拍摄感觉的高尔夫球。 本发明涉及一种高尔夫球,包括:芯; 以及覆盖所述芯的盖,其中所述盖由包含热塑性聚氨酯(A),具有至少两个异氰酸酯基的多异氰酸酯(B)和作为树脂成分的聚羟基醚(C))的覆盖组合物形成,并且其中 芯的JIS-C硬度的表面硬度为85以下。
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公开(公告)号:US08974319B2
公开(公告)日:2015-03-10
申请号:US12946528
申请日:2010-11-15
申请人: Kazuyoshi Shiga , Toshiyuki Tarao , Keiji Ohama
发明人: Kazuyoshi Shiga , Toshiyuki Tarao , Keiji Ohama
CPC分类号: A63B37/0003 , A63B37/0024 , A63B37/0031 , A63B37/0033 , A63B37/12 , Y10S528/903
摘要: An object of the present invention is to provide a golf ball which travels a great distance on the driver shots and stops quickly on the green on the approach shots. The present invention is directed to a golf ball material having a shear loss modulus G″ of 2.11×107 Pa or less, and a ratio (E″/G″) of a tensile loss modulus E″ to the shear loss modulus G″ of 1.78 or more, when measuring the shear loss modulus G″ in a shear mode and the tensile loss modulus E″ in a tensile mode at conditions of a temperature of 0° C., oscillation frequency of 10 Hz using a dynamic viscoelasticity measuring apparatus.
摘要翻译: 本发明的一个目的是提供一种在驾驶员镜头上行进很远的高尔夫球,并且在接近射击时快速停在绿色上。 本发明涉及一种剪切损耗模量G“为2.11×10 7 Pa以下的高尔夫球材料和拉伸损耗模量E”与剪切损耗模量G“的比(E”/ G“) 当使用动态粘弹性测量装置测量温度为0℃,振荡频率为10Hz的拉伸模式下的剪切模式下的剪切损耗模量G“和拉伸损耗模量E”为1.78或更大。
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公开(公告)号:US08888611B2
公开(公告)日:2014-11-18
申请号:US13210084
申请日:2011-08-15
申请人: Kazuyoshi Shiga , Toshiyuki Tarao , Keiji Ohama
发明人: Kazuyoshi Shiga , Toshiyuki Tarao , Keiji Ohama
CPC分类号: A63B37/0023 , A63B37/0031 , A63B37/0033 , C08G18/10 , C08G18/4854 , C08G18/758 , C08G18/3206
摘要: An object of the present invention is to provide a golf ball which has an increased dry spin rate and wet spin rate on approach shots without sacrificing the processability into the cover. The present invention provides a golf ball cover material having shear loss moduli G1″ (Pa), G2″ (Pa), and G3″ (Pa) that satisfy following equations when measured using a dynamic viscoelasticity measuring apparatus at following conditions. log G1″≦7.09 (1) log G2″≧7.17 (2) log G3″≦7.14 (3) G1″ measuring conditions: shear mode, oscillation frequency: 10 Hz, temperature: 0° C., strain: 0.05%; G2″ measuring conditions: shear mode, oscillation frequency: 10 Hz, temperature: −30° C., strain: 0.05%; and G3″ measuring conditions: shear mode, oscillation frequency: 10 Hz, temperature: 0° C., strain: 5%.
摘要翻译: 本发明的目的是提供一种高尔夫球,其在接近射击时具有提高的干旋转速率和湿旋转速率,而不牺牲加工到盖中的加工性。 本发明提供了一种具有剪切损耗模量G1“(Pa),G2”(Pa)和G3“(Pa)的高尔夫球覆盖材料,其在以下条件下使用动态粘弹性测量装置测量时满足以下等式。 log G1“&nlE; 7.09(1)log G2”≥7.77(2)log G3“&nlE; 7.14(3)G1”测量条件:剪切模式,振荡频率:10Hz,温度:0℃,应变:0.05 %; G2“测量条件:剪切模式,振荡频率:10Hz,温度:-30℃,应变:0.05%; 和G3“测量条件:剪切模式,振荡频率:10Hz,温度:0℃,应变:5%。
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公开(公告)号:US08409034B2
公开(公告)日:2013-04-02
申请号:US12393785
申请日:2009-02-26
申请人: Kazuya Kamino , Toshiyuki Tarao , Keiji Ohama , Takahiro Sajima
发明人: Kazuya Kamino , Toshiyuki Tarao , Keiji Ohama , Takahiro Sajima
IPC分类号: A63B37/06
CPC分类号: A63B37/0004 , A63B37/0006 , A63B37/0012 , A63B37/0018 , A63B37/002 , A63B37/0022 , A63B37/0024 , A63B37/0031 , A63B37/0033 , A63B37/0076 , A63B37/0095 , A63B37/0096 , A63B45/00
摘要: A golf ball 2 includes a center 12, a mid layer 14, a reinforcing layer 6, a cover 8 and a paint layer 10. The golf ball 2 has a large number of dimples 16 on the surface thereof. The cover 8 is formed of a resin composition including thermoplastic polyurethane (A) and a polyisocyanate mixture (B). The polyisocyanate mixture (B) includes a urethane prepolymer (B1) having two or more isocyanate groups or an isocyanate compound (B2) having three or more isocyanate groups. The polyisocyanate composition (B) further includes a thermoplastic resin (B3) which substantially does not react with an isocyanate goup. The golf ball 2 is obtained by a mold having protrusions which projects from the equator of the mold. Each protrusion includes a part of a pimple.
摘要翻译: 高尔夫球2包括中心12,中间层14,加强层6,盖8和涂料层10.高尔夫球2在其表面上具有大量凹坑16。 盖8由包含热塑性聚氨酯(A)和多异氰酸酯混合物(B)的树脂组合物形成。 多异氰酸酯混合物(B)含有具有2个以上异氰酸酯基的氨基甲酸酯预聚物(B1)或具有3个以上异氰酸酯基的异氰酸酯化合物(B2)。 多异氰酸酯组合物(B)还包含基本上不与异氰酸酯反应的热塑性树脂(B3)。 通过具有从模具的赤道突出的突起的模具获得高尔夫球2。 每个突起包括一个丘疹的一部分。
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公开(公告)号:US08133956B2
公开(公告)日:2012-03-13
申请号:US12343680
申请日:2008-12-24
申请人: Kazuya Kamino , Keiji Ohama , Toshiyuki Tarao
发明人: Kazuya Kamino , Keiji Ohama , Toshiyuki Tarao
CPC分类号: A63B37/0023 , A63B37/0031 , A63B37/0033
摘要: The 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 provides a golf ball comprising: a core consisting of a center and at least one intermediate layer covering the center; and a cover covering the core, wherein the cover is formed from a cover composition containing a thermoplastic polyurethane (A), a polyisocyanate compound (B) having at least two isocyanate groups, and a polyhydroxyether (C) as a resin component, wherein the cover composition has a slab hardness from 20 to 55 in shore D hardness, and the cover has a thickness from 0.1 mm to 1.5 mm.
摘要翻译: 本发明的目的是提供一种具有优异耐久性和耐磨性的高尔夫球,并提供优异的拍摄感。 本发明提供一种高尔夫球,包括:由中心和覆盖中心的至少一个中间层组成的芯; 以及覆盖所述芯的盖,其中所述盖由包含热塑性聚氨酯(A),具有至少两个异氰酸酯基的多异氰酸酯化合物(B)和作为树脂成分的聚羟基醚(C))的覆盖组合物形成,其中, 覆盖物组合物的硬度为20至55的肖氏D硬度,盖的厚度为0.1mm至1.5mm。
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公开(公告)号:US20110143865A1
公开(公告)日:2011-06-16
申请号:US12946528
申请日:2010-11-15
申请人: Kazuyoshi Shiga , Toshiyuki Tarao , Keiji Ohama
发明人: Kazuyoshi Shiga , Toshiyuki Tarao , Keiji Ohama
IPC分类号: A63B37/12
CPC分类号: A63B37/0003 , A63B37/0024 , A63B37/0031 , A63B37/0033 , A63B37/12 , Y10S528/903
摘要: An object of the present invention is to provide a golf ball which travels a great distance on the driver shots and stops quickly on the green on the approach shots. The present invention is directed to a golf ball material having a shear loss modulus G″ of 2.11×107 Pa or less, and a ratio (E″/G″) of a tensile loss modulus E″ to the shear loss modulus G″ of 1.78 or more, when measuring the shear loss modulus G″ in a shear mode and the tensile loss modulus E″ in a tensile mode at conditions of a temperature of 0° C., oscillation frequency of 10 Hz using a dynamic viscoelasticity measuring apparatus.
摘要翻译: 本发明的一个目的是提供一种在驾驶员镜头上行进很远的高尔夫球,并且在接近射击时快速停在绿色上。 本发明涉及一种剪切损耗模量G“为2.11×10 7 Pa以下的高尔夫球材料和拉伸损耗模量E”与剪切损耗模量G“的比(E”/ G“) 当使用动态粘弹性测量装置测量温度为0℃,振荡频率为10Hz的拉伸模式下的剪切模式下的剪切损耗模量G“和拉伸损耗模量E”为1.78或更大。
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