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    GOLF BALL
    15.
    发明申请
    GOLF BALL 有权
    高尔夫球

    公开(公告)号：US20160310800A1

    公开(公告)日：2016-10-27

    申请号：US15139113

    申请日：2016-04-26

    Applicant: Dunlop Sports Co. Ltd.

    Inventor： Hironori TAKIHARA ,  Kosuke TACHIBANA ,  Takahiro SAJIMA ,  Kohei MIMURA

    IPC: A63B37/00

    CPC classification number: A63B37/0092 ,  A63B37/0031 ,  A63B37/0032 ,  A63B37/0033 ,  A63B37/0039 ,  A63B37/0043 ,  A63B37/0044 ,  A63B37/0045 ,  A63B37/0062 ,  A63B37/0063 ,  A63B37/0064 ,  A63B37/0075 ,  A63B37/0076

    Abstract: An object of the present invention is to provide a golf ball traveling a great distance on driver shots and on iron shots. The present invention provides a golf ball comprising a spherical core including an inner layer and an outer layer, and a cover, wherein a difference (HX+1−HX−1) between a hardness (HX+1) at a point outwardly away in a radial direction from a boundary between the inner layer and the outer layer of the spherical core by 1 mm and a hardness (HX−1) at a point inwardly away in the radial direction from the boundary between the inner layer and the outer layer of the spherical core by 1 mm is 0 or more in Shore C hardness, a surface hardness (HX+Y) of the spherical core is more than 65 in Shore C hardness, an angle α of a hardness gradient of the inner layer is 0° or more, a difference (α−β) between the angle α and an angle β of a hardness gradient of the outer layer is 0° or more, a thickness of the cover is 3 mm or less, a difference (Hc−Hx+y) between a hardness (Hc) of the cover and the surface hardness (HX+Y) of the spherical core is 2 or more in Shore C hardness, and the cover has a highest hardness among the constituent members of the golf ball.

    Abstract translation: 本发明的目的是提供一种在驾驶员射击和铁杆射击上行进很远距离的高尔夫球。 本发明提供一种高尔夫球，其包括具有内层和外层的球形芯和盖，其中，在向外的点处的硬度（HX + 1）之间的差异（HX + 1-HX-1） 从球形芯的内层和外层之间的边界的径向方向为1mm，并且在径向方向上从内层和外层之间的边界向内的点处的硬度（HX-1） 球状芯的肖氏C硬度为0以上，球状芯的表面硬度（HX + Y）在肖氏C硬度中大于65，内层的硬度梯度的角度α为0° 以上，外层的硬度梯度的角度α和角度β之间的差（α-β）为0°以上，盖的厚度为3mm以下，差（Hc-Hx + （Hc）与球形芯的表面硬度（HX + Y）的肖氏C硬度为2以上，y e盖在高尔夫球的构成部件中具有最高的硬度。

    GOLF BALL
    16.
    发明申请
    GOLF BALL 有权
    高尔夫球

    公开(公告)号：US20160184650A1

    公开(公告)日：2016-06-30

    申请号：US14981250

    申请日：2015-12-28

    Applicant: Dunlop Sports Co. Ltd.

    Inventor： Kosuke TACHIBANA ,  Kazuhiko ISOGAWA ,  Toshiyuki TARAO

    IPC: A63B37/00

    CPC classification number: A63B37/0022 ,  A63B37/0029 ,  A63B37/0031 ,  A63B37/0033 ,  A63B37/004 ,  A63B37/0043 ,  A63B37/0045 ,  A63B37/0062 ,  A63B37/0063 ,  A63B37/0064 ,  A63B37/0076 ,  A63B37/0096 ,  B29C39/00 ,  B29C43/18 ,  B29C45/14819 ,  B29C2045/1454 ,  B29D99/0042 ,  B29L2031/546 ,  B32B27/00 ,  C08G18/246 ,  C08G18/3206 ,  C08G18/4854 ,  C08G18/5045 ,  C08G18/6677 ,  C08G18/725 ,  C08G18/755 ,  C08G18/7831 ,  C08G18/792 ,  C08K5/098 ,  C08L75/04 ,  C09D175/04 ,  C08L9/00

    Abstract: An object of the present invention is to provide a golf ball striking a good balance between flight distance on driver shots and spin rate on approach shots, and excellent in stain resistance and shot feeling. The present invention provides a golf ball comprising a paint film, wherein a base resin of the paint film contains a polyurethane obtained by a reaction between a polyisocyanate composition and a polyol composition containing a urethane polyol having a polyether diol with a number average molecular weight in a range from 800 to 3,000 as a constituent component, and the following requirements are satisfied: Mp≦200×X−75 Mp≦100 Minm−Moum>40 Moum−Mc Tc>Tp (Tinm×Minm)/(Toum×Moum)>2.0 (Toum×Moum)/(Tc×Mc) 10.0 [where Mp, Minm, Moum, and Mc represent a 10% elastic modulus (kgf/cm2) of the paint film, inner intermediate layer, outer intermediate layer and cover, respectively; Tp, Tinm, Toum, and Tc represent a thicknesses (mm) of the paint film, inner intermediate layer, outer intermediate layer and cover, respectively; and X represents a molar ratio (NCO/OH) of a NCO group in the polyisocyanate composition to a OH group in the polyol composition.].

    Abstract translation: 本发明的目的是提供一种高尔夫球在驾驶员射击的飞行距离和接近射击的旋转速度之间达到良好的平衡，并且具有优异的耐污染性和射击感。 本发明提供一种包含漆膜的高尔夫球，其中，所述漆膜的基础树脂含有通过多异氰酸酯组合物与含有数均分子量为约100重量％的聚醚二醇的聚氨酯多元醇的多元醇组合物反应得到的聚氨酯 满足以下要求：Mp＆nlE; 200×X-75 Mp＆nlE; 100 Minm-Moum> 40 Moum-Mc <5 Tinm≧Toum> Tc> Tp（Tinm×Minm） /(Toum×Moum)>2.0（Toum×Moum）/（Tc×Mc）<3.0（Tc×Mc）/（Tp×Mp）> 10.0 [其中Mp，Minm，Moum和Mc表示10％弹性模量 （kgf / cm2）的漆膜，内中间层，外中间层和盖; Tp，Tinm，Toum和Tc分别表示漆膜，内中间层，外中间层和盖的厚度（mm）; X表示多元醇组合物中的多异氰酸酯组合物中的NCO基与OH基的摩尔比（NCO / OH）。

    GOLF BALL
    17.
    发明申请
    GOLF BALL 有权
    高尔夫球

    公开(公告)号：US20150375058A1

    公开(公告)日：2015-12-31

    申请号：US14752421

    申请日：2015-06-26

    Applicant: DUNLOP SPORTS CO. LTD.

    Inventor： Kazuya KAMINO ,  Kosuke TACHIBANA ,  Takahiro SAJIMA

    IPC: A63B37/00

    CPC classification number: A63B37/0086 ,  A63B37/0006 ,  A63B37/0012 ,  A63B37/0013 ,  A63B37/0021 ,  A63B37/0022 ,  A63B37/0029 ,  A63B37/0033 ,  A63B37/0037 ,  A63B37/004 ,  A63B37/0045 ,  A63B37/0049 ,  A63B37/0075 ,  A63B37/0076 ,  A63B37/0077

    Abstract: A golf ball 2 includes a core 4, a mid layer 6, a cover 8 and a paint layer 10. The core 4 includes a center 12 and an envelope layer 14. The golf ball 2 satisfies the following mathematical formulas. In the mathematical formulas, Tm represents a thickness of the mid layer, Tcmin represents a minimum thickness of the cover, Tcmax represents a maximum thickness of the cover, and Tp represents a thickness of the paint layer. The golf ball 2 has a large number of dimples 16 on a surface thereof. The number of planes that can divide a pattern of the dimples so that divided patterns are mirror symmetry to each other is one. Tm>Tcmax≧Tcmin>Tp (Tcmas−Tcmin)≦0.15 mm 0.15≧(Tp/Tcmin)≦0.04

    Abstract translation: 高尔夫球2包括芯4，中间层6，盖8和涂料层10.芯4包括中心12和包层14.高尔夫球2满足以下数学公式。 在数学式中，Tm表示中间层的厚度，Tcmin表示覆盖层的最小厚度，Tcmax表示覆盖层的最大厚度，Tp表示涂料层的厚度。 高尔夫球2在其表面上具有大量凹坑16。 可以分割凹坑图案的平面数量使得分割图案彼此镜像对称。 Tm>Tcmax≥Tcmin> Tp（Tcmas-Tcmin）＆nlE; 0.15mm0.15≥（Tp / Tcmin）＆nlE; 0.04

    GOLF BALL
    18.
    发明申请
    GOLF BALL 审中-公开
    高尔夫球

    公开(公告)号：US20130324315A1

    公开(公告)日：2013-12-05

    申请号：US13866073

    申请日：2013-04-19

    Applicant: DUNLOP SPORTS CO. LTD.

    Inventor： Kosuke TACHIBANA ,  Kazuhiko ISOGAWA

    IPC: A63B37/00

    CPC classification number: A63B37/0054 ,  A63B37/0003 ,  A63B37/0039 ,  A63B37/0051 ,  A63B37/0063 ,  A63B37/0064 ,  A63B37/0076 ,  A63B37/0092 ,  C08K5/0025 ,  C08K5/098 ,  C08L21/00

    Abstract: A golf ball 2 includes a core 4, amid layer 6, and a cover 10. The core 4 includes a center 16, a first envelope layer 18, and a second envelope layer 20. The first envelope layer 18 is formed by a first rubber composition being crosslinked. The second envelope layer 20 is formed by a second rubber composition being crosslinked. The first rubber composition and/or the second rubber composition include: a base rubber; a co-crosslinking agent; a crosslinking initiator; and an acid and/or a salt. The co-crosslinking agent is (1) an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms; and/or (2) a metal salt of an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms.

    Abstract translation: 高尔夫球2包括芯4，层6和盖10.芯4包括中心16，第一包层18和第二包层20.第一包层18由第一橡胶 组合物交联。 第二包层20由交联的第二橡胶组合物形成。 第一橡胶组合物和/或第二橡胶组合物包括：基础橡胶; 共交联剂; 交联引发剂; 和酸和/或盐。 共交联剂是（1）具有3-8个碳原子的α，β-不饱和羧酸; 和/或（2）具有3-8个碳原子的α，β-不饱和羧酸的金属盐。

    COLORED GOLF BALL
    19.
    发明申请
    COLORED GOLF BALL 有权
    彩色高尔夫球

    公开(公告)号：US20130095954A1

    公开(公告)日：2013-04-18

    申请号：US13690651

    申请日：2012-11-30

    Applicant: DUNLOP SPORTS CO. LTD.

    Inventor： Kosuke TACHIBANA ,  Keiji OHAMA

    IPC: A63B37/00

    CPC classification number: A63B37/0075 ,  A63B37/0003 ,  A63B37/0022 ,  A63B37/0031 ,  A63B37/0033 ,  A63B37/0047 ,  A63B37/0063 ,  A63B37/0064 ,  A63B37/0065 ,  A63B37/0097 ,  A63B43/008

    Abstract: An object of the present invention is to provide a golf ball having a high performance as well as the visibility and the fashionable appearance. The present invention provides a colored golf ball having a color other than white and comprising: a core having a center and at least one intermediate layer disposed around the center, and a cover disposed around the core, wherein the cover and at least one of the intermediate layer preferably contain a fluorescent dye and/or a fluorescent pigment.

    Abstract translation: 本发明的目的是提供一种具有高性能以及可视性和时尚外观的高尔夫球。 本发明提供一种具有除白色以外的颜色的着色高尔夫球，其特征在于，包括：具有中心的芯和至少一个围绕所述中心设置的中间层，以及围绕所述芯设置的盖，其中所述盖和至少一个 中间层优选含有荧光染料和/或荧光颜料。

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