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1. 发明专利

JP2017113041A ゴルフボール审中-公开
公开(公告)号：JP2017113041A
公开(公告)日：2017-06-29
申请号：JP2015248108
申请日：2015-12-21
申请人：ダンロップスポーツ株式会社 , Dunlop Sports Co Ltd
发明人： SAJIMA TAKAHIRO , MIMURA KOHEI , TACHIBANA KOSUKE , JINNO KAZUYA
IPC分类号： A63B37/00
CPC分类号： A63B37/0076 , A63B37/0006 , A63B37/0017 , A63B37/0019 , A63B37/002 , A63B37/0021 , A63B37/0044 , A63B37/0045 , A63B37/0063 , A63B37/0064 , A63B37/0092
摘要：【課題】ドライバーで打撃されたときの飛行性能に優れたゴルフボールの提供。【解決手段】ゴルフボール2は、インナーコア4、アウターコア6、中間層8、カバー10及びディンプル12を備える。インナーコア4における直径D1、体積V1、中心の硬度H1o、境界内硬度H1in、及び硬度De1;アウターコア6における体積V2(mm3)及び硬度差De2;中間層8における厚みTm及び硬度Hm;並びにカバー10における厚みTc及び硬度Hcは、下記の数式を満たす。1.0

2. 发明专利

JP2013244381A Golf ball 有权
标题翻译：高尔夫球
公开(公告)号：JP2013244381A
公开(公告)日：2013-12-09
申请号：JP2012122590
申请日：2012-05-30
申请人： Dunlop Sports Co Ltd , ダンロップスポーツ株式会社
发明人： ISOGAWA KAZUHIKO , TACHIBANA KOSUKE
IPC分类号： A63B37/00 , A63B37/04
摘要： PROBLEM TO BE SOLVED: To provide a golf ball 2 that has excellent flight performance and controllability.SOLUTION: A golf ball 2 includes a core 4, a mid layer 6, a reinforcing layer 8, and a cover 10. The core 4 includes a center 12 and an envelope layer 14. The center 12 is molded by crosslinking a rubber composition. The rubber composition includes base material rubber (a), a co-crosslinking agent (b), a crosslinking initiator (c), and an acid and/or a salt (d). The co-crosslinking agent (b) is: (b1) an α, β-unsaturated carboxylic acid having 3 to 8 carbon atoms; or (b2) a metal salt of an α, β-unsaturated carboxylic acid having 3 to 8 carbon atoms. A Shore D hardness Hm of the mid layer 6 is greater than a Shore D hardness Hc of the cover 10.
摘要翻译：要解决的问题：提供具有优异的飞行性能和可控性的高尔夫球2.解决方案：高尔夫球2包括芯4，中间层6，加强层8和盖10.芯4包括中心12和包层14.中心12通过交联橡胶组合物而模制。橡胶组合物包括基材橡胶（a），共交联剂（b），交联引发剂（c）和酸和/或盐（d）。共交联剂（b）是：（b1）具有3-8个碳原子的α，β-不饱和羧酸; 或（b2）具有3-8个碳原子的α，β-不饱和羧酸的金属盐。中间层6的肖氏D硬度Hm大于盖10的肖氏D硬度Hc。

3. 发明专利

JP2013244379A Golf ball 有权
标题翻译：高尔夫球
公开(公告)号：JP2013244379A
公开(公告)日：2013-12-09
申请号：JP2012122543
申请日：2012-05-29
申请人： Dunlop Sports Co Ltd , ダンロップスポーツ株式会社
发明人： TACHIBANA KOSUKE , ISOGAWA KAZUHIKO
IPC分类号： A63B37/00
摘要： PROBLEM TO BE SOLVED: To provide a golf ball 2 having superior flying performance and controllability.SOLUTION: A golf ball 2 includes a core 4, an intermediate layer 6, a reinforcing layer 8, an inner cover 10, and an outer cover 12. The core 4 includes a center 18 and an envelope layer 20. The envelope layer 20 is formed by a rubber composition being crosslinked. The rubber composition includes 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. A hardness Hm of the intermediate layer Hm is greater than a hardness Hc1 of the inner cover. The hardness Hc1 of the inner cover is greater than a hardness Hc2 of the outer cover.
摘要翻译：要解决的问题：提供具有优异的飞行性能和可控性的高尔夫球2.解决方案：高尔夫球2包括芯4，中间层6，加强层8，内盖10和外盖12。芯4包括中心18和包层20.包层20由交联的橡胶组合物形成。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至8个碳原子的α，bgr-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。中间层Hm的硬度Hm大于内盖的硬度Hc1。内盖的硬度Hc1大于外盖的硬度Hc2。

4. 发明专利

JP2013248298A Golf ball 有权
标题翻译：高尔夫球
公开(公告)号：JP2013248298A
公开(公告)日：2013-12-12
申请号：JP2012126602
申请日：2012-06-01
申请人： Dunlop Sports Co Ltd , ダンロップスポーツ株式会社
发明人： ISOGAWA KAZUHIKO , TACHIBANA KOSUKE , SAJIMA TAKAHIRO , TARAO TOSHIYUKI
IPC分类号： A63B37/00 , A63B37/14
CPC分类号： A63B37/0076 , A63B37/0003 , A63B37/0004 , A63B37/0006 , A63B37/0018 , A63B37/0021 , A63B37/0033 , A63B37/0038 , A63B37/0039 , A63B37/0044 , A63B37/0045 , A63B37/0062 , A63B37/0063 , A63B37/0075 , A63B37/0077 , A63B37/0092 , C08K5/09 , C08K5/098 , C09D175/04
摘要： PROBLEM TO BE SOLVED: To provide a golf ball with a long carry and excellent in the approach capability and durability.SOLUTION: A golf ball includes: a spherical core 107 with at least one layer; an intermediate layer 108 disposed on the outer side of the spherical core 107; and a coating film provided on the surface of a cover 112 disposed on the outer side of the intermediate layer 108. A friction coefficient of the golf ball computed using a contact force test machine is at least 0.35 and not more than 0.60. At least one layer of the spherical core 107 is a rubber layer formed of a rubber composition. The Rof a linear approximate curve obtained by the least-square method when the JIS-C hardness measured at 9 points obtained by equally dividing the thickness of the rubber layer at intervals of 12.5% in the radial direction of the spherical core 107 is plotted relative to the distance (%) from an innermost point of the rubber layer is at least 0.95. A hardness at an outermost point of the rubber layer is greater than a hardness at the innermost point, and a slab hardness (Hm) of the intermediate layer 108 is greater than a slab hardness (Hc) of the cover.
摘要翻译：要解决的问题：提供具有长携带性和优异的接近能力和耐久性的高尔夫球。解决方案：一种高尔夫球包括：具有至少一个层的球形芯107; 布置在球形芯107的外侧的中间层108; 以及设置在设置在中间层108的外侧的盖112的表面上的涂膜。使用接触力测试机计算的高尔夫球的摩擦系数为至少0.35且不大于0.60。至少一层球形芯107是由橡胶组合物形成的橡胶层。当通过在球形芯107的径向方向上以12.5％的间隔等分橡胶层的厚度获得的9点测量的JIS-C硬度测量的JIS-C硬度时，通过最小二乘法获得的线性近似曲线相对于距离橡胶层的最内点的距离（％）为0.95以上。橡胶层的最外点处的硬度大于最内点的硬度，中间层108的板坯硬度（Hm）大于盖的板坯硬度（Hc）。

5. 发明专利

JP2013183833A Golf ball 审中-公开
标题翻译：高尔夫球
公开(公告)号：JP2013183833A
公开(公告)日：2013-09-19
申请号：JP2012049906
申请日：2012-03-07
申请人： Dunlop Sports Co Ltd , ダンロップスポーツ株式会社
发明人： TACHIBANA KOSUKE
IPC分类号： A63B37/12 , A63B45/00
摘要： PROBLEM TO BE SOLVED: To provide a golf ball 2 which can be easily evaluated objectively.SOLUTION: A golf ball 2 includes a spherical core 4 and a cover 6 located outside the core 4. The core 4 includes a spherical center 8 and an intermediate layer 10 located outside the center 8. The cover 6 is formed of a first hemisphere 6a and a second hemisphere 6b. The first hemisphere 6a is made of a first resin composition. The second hemisphere 6b is made of a second resin composition. The specifications of the first hemisphere 6a are different from those of the second hemisphere 6b. As the specifications, hardness, composition, thickness and dimple patterns are illustrated. The base material polymer of the first resin composition may be different from that of the second resin composition. The contents of ultraviolet absorbent in the first resin composition may be different from those in the second resin composition. The contents of light stabilizer in the first resin composition may be different from those in the second resin composition.
摘要翻译：要解决的问题：提供可以客观地容易评估的高尔夫球2.解决方案：高尔夫球2包括球形芯4和位于芯4外部的盖6.芯4包括球形中心8和中间体层10位于中心8的外部。盖6由第一半球6a和第二半球6b形成。第一半球6a由第一树脂组合物制成。第二半球6b由第二树脂组合物制成。第一半球6a的规格与第二半球6b的规格不同。由于说明了硬度，组成，厚度和凹坑图案。第一树脂组合物的基材聚合物可以不同于第二树脂组合物。第一树脂组合物中的紫外线吸收剂的含量可以不同于第二树脂组合物中的含量。第一树脂组合物中的光稳定剂的含量可以不同于第二树脂组合物中的光稳定剂的含量。

6. 发明专利

JP2013150770A Golf ball 审中-公开
标题翻译：高尔夫球
公开(公告)号：JP2013150770A
公开(公告)日：2013-08-08
申请号：JP2012126372
申请日：2012-06-01
申请人： Dunlop Sports Co Ltd , ダンロップスポーツ株式会社
发明人： ISOGAWA KAZUHIKO , TACHIBANA KOSUKE
IPC分类号： A63B37/00 , A63B37/04
摘要： PROBLEM TO BE SOLVED: To provide a golf ball 2 having excellent flight performance.SOLUTION: A golf ball 2 includes a core 4, an intermediate layer 6, a reinforcing layer 8, and a cover 10. The core 4 has a center 12 and a surrounding layer 14. The surrounding layer 14 is formed by the crosslinking of a rubber composition. The rubber composition includes (a) base material rubber, (b) a co-crosslinking agent, (c) a crosslinking initiator, and (d) a carboxylate. The co-crosslinking agent (b) is (b1) an α,β-unsaturated carboxylic acid having a carbon number of 3 or larger and 8 or smaller, or (b2) a metal salt of the α,β-unsaturated carboxylic acid having a carbon number of 3 or larger and 8 or smaller. The amount of the carboxylate (d) is not smaller than 1 pt.mass and smaller than 40 pts.mass with respect to the base material rubber (a) of 100 pts.mass.
摘要翻译：要解决的问题：提供具有优异飞行性能的高尔夫球2.解决方案：高尔夫球2包括芯4，中间层6，加强层8和盖10.芯4具有中心12和周围层14通过橡胶组合物的交联而形成周围层14。橡胶组合物包括（a）基材橡胶，（b）共交联剂，（c）交联引发剂和（d）羧酸酯。共交联剂（b）是（b1）碳数为3以上且8以下的α，β-不饱和羧酸，或（b2）α，β-不饱和羧酸的金属盐碳数为3以上且8以下的酸。羧酸根（d）的量相对于100重量份的基材橡胶（a）不小于1重量％，小于40重量份。

7. 发明专利

JP2013043024A Golf ball 有权
标题翻译：高尔夫球
公开(公告)号：JP2013043024A
公开(公告)日：2013-03-04
申请号：JP2011184282
申请日：2011-08-26
申请人： Dunlop Sports Co Ltd , ダンロップスポーツ株式会社
发明人： TACHIBANA KOSUKE
IPC分类号： A63B37/12
CPC分类号： A63B37/0064 , A63B37/0004 , A63B37/0012 , A63B37/0019 , A63B37/0022 , A63B37/0024 , A63B37/0075
摘要： PROBLEM TO BE SOLVED: To provide a golf ball having excellent distinguishability.SOLUTION: The golf ball includes a core, a cover covering the core, and a clear layer covering the cover. The cover has dimples and a land. An xy coordinate of a hue of an outermost layer in the core excluding a colorless and transparent layer is included in any one of eight zones I to VIII. An xy coordinate of a hue of the cover is included in any one of the eight zones I to VIII which is different from and is not adjacent to the zone in which the xy coordinate of the hue of the outermost layer is included. A ratio (T1/T2) of a thickness T1 of the cover immediately below a deepest portion of each dimple and a thickness T2 of the cover immediately below the land is equal to or greater than 0.50 but equal to or less than 0.80.
摘要翻译：要解决的问题：提供具有优异区分性的高尔夫球。解决方案：高尔夫球包括芯，覆盖芯的盖和覆盖盖的透明层。封面有凹坑和土地。除了无色透明层之外，芯中最外层的色调的xy坐标包括在八个区域I至VIII中的任一个中。覆盖层的色调的xy坐标被包括在与包含最外层的色调的xy坐标的区域不同且不相邻的八个区域I至VIII中的任一个区域中。每个凹坑的最深部分的正下方的盖的厚度T1和刚好在平台之下的盖的厚度T2的比率（T1 / T2）等于或大于0.50但等于或小于0.80。版权所有（C）2013，JPO＆INPIT

8. 发明专利

JP2012130524A Golf ball 有权
标题翻译：高尔夫球
公开(公告)号：JP2012130524A
公开(公告)日：2012-07-12
申请号：JP2010285241
申请日：2010-12-22
申请人： Dunlop Sports Co Ltd , ダンロップスポーツ株式会社
发明人： TACHIBANA KOSUKE , ISOGAWA KAZUHIKO
IPC分类号： A63B37/00 , A63B37/04
CPC分类号： A63B37/0092 , A63B37/0003 , A63B37/0033 , A63B37/0045 , A63B37/0051 , A63B37/0062 , A63B37/0063 , A63B37/0064 , A63B37/0076 , A63B37/0087 , A63B2037/0079
摘要： PROBLEM TO BE SOLVED: To provide a golf ball 2 excellent in flight performance and control performance.SOLUTION: The golf ball 2 includes a core 4, an intermediate layer 6 located on the outside of the core 4, a reinforcing layer 8 located on the outside of the intermediate layer 6, and a cover 10 located on the outside of the reinforcing layer 8. The difference between JIS-C hardness H (5.0) at a point whose distance from the central point of the core 4 is 5 mm and JIS-C hardness Ho at the central point is 6.0 or more. The difference between JIS-C hardness H (12.5) at a point whose distance from the central point is 12.5 mm and the hardness H (5.0) is 4.0 or less. The difference between the JIS-C hardness Hs of the surface of the core 4 and the hardness H (12.5) is 10.0 or more. The difference between the hardness Hs and the hardness Ho is 22.0 or more. In the golf ball 2, a zone where hardness decreases from the central point to the surface does not exist. The hardness H2 of the intermediate layer 6 is greater than the hardness H3 of the cover 10.
摘要翻译：要解决的问题：提供飞行性能和控制性能优异的高尔夫球2。解决方案：高尔夫球2包括芯部4，位于芯部4的外侧的中间层6，位于中间层6的外侧的加强层8和位于中心层6的外侧的盖10 加强层8.与芯4的中心点的距离为5mm的中心点的JIS-C硬度H（5.0）与中心点的JIS-C硬度Ho之间的差为6.0以上。在距离中心点的距离为12.5mm的点与硬度H（5.0）之间的JIS-C硬度H（12.5）之差为4.0以下。芯4的表面的JIS-C硬度Hs与硬度H（12.5）的差为10.0以上。硬度Hs和硬度Ho之差为22.0以上。在高尔夫球2中，不存在从中心点到表面硬度降低的区域。中间层6的硬度H2大于盖10的硬度H3。版权所有：（C）2012，JPO＆INPIT

9. 发明专利

JP2013248004A Golf ball 有权
标题翻译：高尔夫球
公开(公告)号：JP2013248004A
公开(公告)日：2013-12-12
申请号：JP2012123074
申请日：2012-05-30
申请人： Dunlop Sports Co Ltd , ダンロップスポーツ株式会社
发明人： ISOGAWA KAZUHIKO , TACHIBANA KOSUKE
IPC分类号： A63B37/00 , A63B37/04
摘要： PROBLEM TO BE SOLVED: To provide a golf ball 2 excellent in the flying capability and controllability.SOLUTION: A golf ball 2 includes a core 4, a first intermediate layer 6, a second intermediate layer 8 and a cover 12. The core 4 includes a center 18 and an enclosing layer 20. The center 18 is formed by cross-linking a first rubber composition, and the enclosing layer 20 is formed by cross-linking a second rubber composition. The first or second rubber composition contains base material rubber, a co-cross-linking agent, a cross-linking initiator, and an acid and/or salt. The co-cross-linking agent is: (1) an α, β-unsaturated carboxylic acid whose carbon number is 3-8; and/or (2) a metal salt of the α, β-unsaturated carboxylic acid whose carbon number is 3-8. A hardness Hm2 of the first intermediate layer 8 is greater than a hardness Hm1 of the first intermediate layer 6. The hardness Hm2 is greater than a hardness Hc of the cover 12.
摘要翻译：要解决的问题：提供飞行能力和可控制性优异的高尔夫球2.解决方案：高尔夫球2包括芯4，第一中间层6，第二中间层8和盖12.芯4包括中心18和封闭层20.中心18通过交联第一橡胶组合物形成，并且包封层20通过交联第二橡胶组合物而形成。第一或第二橡胶组合物含有基础材料橡胶，共交联剂，交联引发剂和酸和/或盐。共交联剂为：（1）碳数为3-8的α，bgr-不饱和羧酸; 和/或（2）碳数为3-8的α，β-不饱和羧酸的金属盐。第一中间层8的硬度Hm2大于第一中间层6的硬度Hm1。硬度Hm2大于盖12的硬度Hc。

10. 发明专利

JP2013244092A Golf ball 有权
标题翻译：高尔夫球
公开(公告)号：JP2013244092A
公开(公告)日：2013-12-09
申请号：JP2012118422
申请日：2012-05-24
申请人： Dunlop Sports Co Ltd , ダンロップスポーツ株式会社
发明人： TACHIBANA KOSUKE , ISOGAWA KAZUHIKO
IPC分类号： A63B37/00
摘要： PROBLEM TO BE SOLVED: To provide a golf ball 2 having superior flying performance and controllability.SOLUTION: A golf ball 2 includes a core 4, an intermediate layer 6, a reinforcing layer 8, an inner cover 10, and an outer cover 12. Nine points are determined by dividing an area from a central point to a surface of the core 4 at intervals of 12.5% of a radius of the core 4. When distances (%) of the nine points from a central point and hardnesses at the nine points are plotted in a graph, Rof a linear approximation curve obtained by a least-square method is equal to or greater than 0.95. A hardness Hm of the intermediate layer 6 is greater than a hardness Hc1 of the inner cover 10. The hardness Hm is greater than a hardness Hc2 of the outer cover 12. A thickness T1 of the inner cover 10 is equal to or greater than 0.1 mm and equal to or less than 0.8 mm. The core 4 is formed by a rubber composition being crosslinked. The rubber composition includes carboxylate.
摘要翻译：要解决的问题：提供具有优异的飞行性能和可控性的高尔夫球2.解决方案：高尔夫球2包括芯4，中间层6，加强层8，内盖10和外盖12。通过将核心4的中心点的面积与核心4的半径的12.5％的间隔分开来确定九个点。当距离中心点的九个点的距离（％）和在九点处的硬度点绘制在图中，Rof通过最小二乘法获得的线性近似曲线等于或大于0.95。中间层6的硬度Hm大于内盖10的硬度Hc1。硬度Hm大于外盖12的硬度Hc2。内盖10的厚度T1等于或大于0.1 mm且等于或小于0.8mm。芯4由交联的橡胶组合物形成。橡胶组合物包括羧酸盐。

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