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公开(公告)号：US20090091058A1
公开(公告)日：2009-04-09
申请号：US12330314
申请日：2008-12-08
CPC分类号： B29C43/027 , A63B37/0003 , A63B37/0004 , A63B37/0019 , A63B37/0033 , A63B37/0045 , A63B37/0075 , A63B45/00 , B29C43/146 , B29D99/0042 , B29L2031/54 , B29L2031/545
摘要： The present invention provides a golf ball having excellent rebound characteristics and excellent flight performance, while maintaining good durability and good appearance. The present invention relates to a golf ball comprising a core composed of a center and at least one intermediate layer formed on the center, and a cover covering the. core, and having many dimples on the surface thereof, wherein the outermost layer of the intermediate layer is formed from thermoplastic resin, has a thickness of 0.5 to 3.0 mm, and has depressions on the surface thereof at the position and shape corresponding to the dimples through the cover, and the cover is formed from thermoplastic resin and has a thickness of 0.1 to 0.8 mm in land portion having no dimple.
摘要翻译： 本发明提供一种具有优异的回弹特性和优异的飞行性能的高尔夫球，同时保持良好的耐久性和良好的外观。 本发明涉及一种高尔夫球，包括由中心和形成在中心的至少一个中间层构成的芯和覆盖该中心的盖。 芯，并且在其表面上具有许多凹坑，其中中间层的最外层由热塑性树脂形成，具有0.5至3.0mm的厚度，并且在其表面上具有与凹坑对应的位置和形状的凹陷 通过盖，盖由热塑性树脂形成，并且在没有凹坑的陆部中具有0.1至0.8mm的厚度。
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公开(公告)号：US07129295B2
公开(公告)日：2006-10-31
申请号：US10862332
申请日：2004-06-08
申请人： Kazuhiko Isogawa , Koichi Fujisawa
发明人： Kazuhiko Isogawa , Koichi Fujisawa
CPC分类号： C08G18/758 , A63B37/0003 , A63B37/0023 , A63B37/0031 , A63B37/0033 , A63B37/0063 , A63B37/0064 , A63B37/0065 , A63B37/0074 , A63B37/0075 , A63B37/0076 , A63B37/04 , C08G18/4854 , C08G18/6588 , C08G18/69 , C08L75/08 , C08L77/00 , C08L2666/20
摘要： A golf ball excellent in abrasion resistance and rebound characteristics. The golf ball according to the present invention is characterized in that the golf ball comprises a base resin constituting the cover containing a polyurethane having a polyisocyanate and a polyol as the constituents thereof and the polyol further comprises a hydroxyl group-containing diene polymer and/or a hydrogenated derivative of the hydroxyl group-containing diene polymer.
摘要翻译： 耐磨性和回弹特性优良的高尔夫球。 根据本发明的高尔夫球的特征在于，高尔夫球包括构成盖子的基础树脂，其包含具有多异氰酸酯和多元醇作为其成分的聚氨酯，并且多元醇还包含含羟基的二烯聚合物和/或 含羟基的二烯聚合物的氢化衍生物。
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公开(公告)号：US07125346B2
公开(公告)日：2006-10-24
申请号：US11037070
申请日：2005-01-19
申请人： Keiji Ohama , Koichi Fujisawa , Kazuhiko Isogawa
发明人： Keiji Ohama , Koichi Fujisawa , Kazuhiko Isogawa
IPC分类号： A63B37/12
CPC分类号： A63B37/0003 , A63B37/0023 , A63B37/003 , A63B37/0031 , A63B37/0074 , A63B37/0076 , A63B37/0078 , A63B37/04
摘要： The present invention provides a solid golf ball, of which flight performance is improved, while maintaining good durability and good shot feel. The present invention relates to a solid golf ball comprising at least one layer of a core, and at least one layer of a cover formed on the core, wherein the core is formed from a rubber composition comprising a base rubber, a co-crosslinking agent, an organic peroxide and an organic sulfur compound, the base rubber comprises a polybutadiene synthesized using rare-earth element-containing catalyst, and the organic sulfur compound comprises a polysulfide compound having bromo group.
摘要翻译： 本发明提供一种固体高尔夫球，其飞行性能得到改善，同时保持良好的耐久性和良好的射击感。 本发明涉及一种固体高尔夫球，其包括至少一层芯，以及形成在芯上的至少一层盖，其中所述芯由橡胶组合物形成，所述橡胶组合物包含基础橡胶，共交联剂 有机过氧化物和有机硫化合物，所述基础橡胶包括使用含稀土元素的催化剂合成的聚丁二烯，所述有机硫化合物包含具有溴基的多硫化合物。
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公开(公告)号：US07122588B2
公开(公告)日：2006-10-17
申请号：US10791815
申请日：2004-03-04
申请人： Koichi Fujisawa , Kazuhiko Isogawa
发明人： Koichi Fujisawa , Kazuhiko Isogawa
CPC分类号： A63B37/0003 , A63B37/0022 , A63B37/0053 , A63B37/0073 , A63B37/0074 , A63B37/0075 , A63B37/0076 , Y10T428/31551
摘要： The object of the present invention is to provide a golf ball having a paint film which is excellent in the adhesion, the durability and the coloring-resistance. The golf ball of the present invention comprises a paint film formed on the surface of a golf ball body, wherein the paint film contains 0.05 to 5 parts by mass of a phosphorus stabilizer with respect to 100 parts by mass of a resin component.
摘要翻译： 本发明的目的是提供一种具有粘合性，耐久性和着色性优异的漆膜的高尔夫球。 本发明的高尔夫球包括形成在高尔夫球体表面上的漆膜，其中相对于100质量份的树脂成分，该漆膜含有0.05〜5质量份的磷稳定剂。
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公开(公告)号：US20050079351A1
公开(公告)日：2005-04-14
申请号：US10942865
申请日：2004-09-17
申请人： Kazuhiko Isogawa , Koichi Fujisawa
发明人： Kazuhiko Isogawa , Koichi Fujisawa
CPC分类号： A63B37/12 , A63B37/0003 , A63B37/0074 , C08G18/10 , Y10T428/2982 , C08G18/3206
摘要： Disclosed is a golf ball, which includes a core and a polyurethane cover covering over the core. A composition of the cover includes a thermoplastic polyurethane elastomer which contains, as its component, a compound having three or more reactive functional groups capable of reacting with an isocyanate group. The present invention can provide a golf ball having a cover excellent in abrasion resistance and resiliency.
摘要翻译： 公开了一种高尔夫球，其包括覆盖在芯上的芯和聚氨酯盖。 盖的组成包括热塑性聚氨酯弹性体，其包含具有三个或更多个能够与异氰酸酯基团反应的反应性官能团的化合物作为其组分。 本发明可以提供具有耐磨性和弹性优异的盖的高尔夫球。
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公开(公告)号：US08734273B2
公开(公告)日：2014-05-27
申请号：US13298526
申请日：2011-11-17
申请人： Kosuke Tachibana , Kazuhiko Isogawa
发明人： Kosuke Tachibana , Kazuhiko Isogawa
IPC分类号： 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： A golf ball 2 includes a core 4, a mid layer 6 positioned outside the core 4, a reinforcing layer 8 positioned outside the mid layer 6, and a cover 10 positioned outside the reinforcing layer 8. The difference between: a JIS-C hardness H(5.0) and a JIS-C hardness Ho at the central point is 6.0 or greater. The difference between: a JIS-C hardness H(12.5) and the hardness H(5.0) is 4.0 or less. The difference between a JIS-C hardness Hs at the surface of the core 4 and the hardness H(12.5) is 10.0 or greater. The difference between the hardness Hs and the hardness Ho is 22.0 or greater. In the golf ball 2, there is no zone in which a hardness decreases from the central point toward the surface. A hardness H2 of the mid layer 6 is greater than a hardness H3 of the cover 10.
摘要翻译： 高尔夫球2包括芯部4，位于芯部4外侧的中间层6，位于中间层6外侧的加强层8和位于加强层8外侧的盖10.不同之处在于：JIS-C硬度 H（5.0）和中心点的JIS-C硬度Ho为6.0以上。 JIS-C硬度H（12.5）与硬度H（5.0）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，没有硬度从中心点朝向表面减小的区域。 中间层6的硬度H2大于盖10的硬度H3。
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公开(公告)号：US08450425B2
公开(公告)日：2013-05-28
申请号：US12560190
申请日：2009-09-15
CPC分类号： A63B37/0045 , A63B37/0003 , A63B37/0024 , A63B37/0029 , A63B37/0031 , A63B37/0064 , A63B37/12
摘要： An object of the present invention is to provide a golf ball excellent in fluidity, adhesion of the paint film, and repulsion. Another object of the present invention is to provide a golf ball which is excellent in durability and low-temperature durability. The present invention provides a golf ball comprising: a core and a cover covering the core, wherein the cover is formed from a cover composition that contains as a resin component, (a) a specific high melt viscosity ionomer resin being neutralized with at least two metal ions, and (b) a low melt viscosity ionomer resin being neutralized with at least two metal ions, in a ratio of (a) the high melt viscosity ionomer resin/(b) the low melt viscosity ionomer resin being 55 mass % to 99 mass %/45 mass % to 1 mass %, wherein at least one of metal ions neutralizing carboxyl groups of (a) the high melt viscosity ionomer resin and/or (b) the low melt viscosity ionomer resin is a divalent metal ion and a content of the divalent metal ion per 100 g of the resin component is at least 0.020 mole.
摘要翻译： 本发明的目的是提供一种流动性优异，漆膜粘附性和排斥性的高尔夫球。 本发明的另一个目的是提供一种耐久性和低温耐久性优异的高尔夫球。 本发明提供了一种高尔夫球，包括：芯和覆盖芯的盖，其中所述盖由包含树脂组分的覆盖组合物形成，（a）特定的高熔体粘度离聚物树脂被至少两个中和 金属离子和（b）低熔点粘度离聚物树脂用至少两种金属离子中和的比例为：（a）高熔体粘度离聚物树脂/（b）低熔点粘度离聚物树脂为55质量％至 99质量％〜45质量％〜1质量％，其中中和上述（a）高熔点粘度离聚物树脂和/或（b）低熔点粘度离聚物树脂的羧基的金属离子中的至少一种为二价金属离子， 每100g树脂成分的二价金属离子的含量为0.020摩尔以上。
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公开(公告)号：US08314172B2
公开(公告)日：2012-11-20
申请号：US12647115
申请日：2009-12-24
申请人： Tsutomu Hirau , Kazuhiko Isogawa , Satoko Okabe
发明人： Tsutomu Hirau , Kazuhiko Isogawa , Satoko Okabe
CPC分类号： A63B37/0003 , A63B37/0029 , A63B37/0045 , A63B37/0047 , A63B37/0062 , A63B37/0064 , A63B37/0087 , A63B37/12
摘要： An object of the invention is to provide a golf ball excellent in the durability at the normal and low temperatures, flight distance, direction stability and shot feeling on the shots. The present invention provides a golf ball comprising: a core consisting of a center having a diameter of 35 mm or less and a surrounding layer covering the center; at least one intermediate layer covering the core, said intermediate layer having a thickness ranging from 0.5 mm to 1.2 mm and a density of 1.10 g/cm3 or more; and a cover covering the intermediate layer and having a thickness ranging from 0.3 mm to 1.0 mm, wherein the cover is formed of a cover composition that has a slab hardness ranging from 65 to 75 in Shore D hardness and contains as a resin component; (A) a polyamide resin composition having a flexural modulus in a range from 700 MPa to 4,000 MPa and a melt flow rate (240° C., 2.16 kg) of 5.0 g/10 min or more; (B) at least one member selected from the group consisting of an ethylene-(meth)acrylic acid binary copolymer, a metal-neutralized product of the binary copolymer, an ethylene-(meth)acrylic acid-(meth)acrylic acid ester ternary copolymer, and a metal-neutralized product of the ternary copolymer; and (C) a fluidity improving agent.
摘要翻译： 本发明的目的是提供一种在正常和低温下的耐久性，飞行距离，方向稳定性和射击感上都具有优异性能的高尔夫球。 本发明提供一种高尔夫球，包括：由直径为35mm以下的中心和覆盖中心的周围层构成的芯; 至少一个覆盖所述芯的中间层，所述中间层的厚度范围为0.5mm至1.2mm，密度为1.10g / cm 3以上; 以及覆盖所述中间层并且具有0.3mm至1.0mm的厚度的覆盖物，其中所述盖由覆盖组合物形成，所述覆盖组合物具有肖氏D硬度为65至75的板坯硬度并且包含树脂成分; （A）挠曲模量为700MPa〜4000MPa，熔体流动速率（240℃，2.16kg）为5.0g / 10分钟以上的聚酰胺树脂组合物， （B）选自乙烯 - （甲基）丙烯酸二元共聚物，二元共聚物的金属中和产物，乙烯 - （甲基）丙烯酸 - （甲基）丙烯酸酯三元醇中的至少一种 共聚物和三元共聚物的金属中和产物; 和（C）流动性改进剂。
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公开(公告)号：US08043168B2
公开(公告)日：2011-10-25
申请号：US12466123
申请日：2009-05-14
申请人： Kazuhiko Isogawa , Tsutomu Hirau
发明人： Kazuhiko Isogawa , Tsutomu Hirau
IPC分类号： A63B37/06
CPC分类号： A63B37/0062 , A63B37/0003 , A63B37/0029 , A63B37/0031 , A63B37/0033 , A63B37/004 , A63B37/0043 , A63B37/0045 , A63B37/0047 , A63B37/0075
摘要： Golf ball 2 has a center 8, a mid layer 10 and a cover 6. The base polymer of the mid layer 10 includes an ionomer resin as a principal component. The surface hardness H1s of the center 8 is greater than the hardness H2 of the mid layer 10. The Shore D hardness H3 of the cover 6 is equal to or greater than 57. The weight W2 of the mid layer 10 is greater than the weight W3 of the cover 6. The total weight (W2+W3) of the weight W2 of the mid layer 10 and the weight W3 of the cover 6 is 8.4 g or greater and less than 12.0 g. The total volume (V2+V3) of the volume V2 of the mid layer 10 and the volume V3 of the cover 6 is equal to or less than 10.0 cm3.
摘要翻译： 高尔夫球2具有中心8，中间层10和盖6.中间层10的基础聚合物包括离聚物树脂作为主要成分。 中心8的表面硬度H1s大于中间层10的硬度H2。盖6的肖氏D硬度H3等于或大于57.中间层10的重量W2大于重量 W3的中间层10的重量W2和盖6的重量W3的总重量（W2 + W3）为8.4g以上且小于12.0g。 中间层10的体积V2和盖6的体积V3的总体积（V2 + V3）等于或小于10.0cm 3。
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公开(公告)号：US07648427B2
公开(公告)日：2010-01-19
申请号：US12149675
申请日：2008-05-06
申请人： Kazuhiko Isogawa
发明人： Kazuhiko Isogawa
IPC分类号： A63B37/06
CPC分类号： A63B37/0065 , A63B37/0063 , A63B37/0064 , A63B37/0075 , A63B37/0092
摘要： Golf ball 2 has spherical core 4, and cover 6 provided so as to cover this core 4. The core 4 has spherical center 8, and mid layer 10 provided so as to cover this center 8. The center 8 is constituted with a styrene block-containing thermoplastic elastomer. The mid layer 10 is obtained by crosslinking a rubber composition. The cover 6 is constituted with a resin composition. The center 8 has a diameter of 18 mm or greater and 35 mm or less. The center 8 has a hardness H1 of equal to or less than 25. The center 8 has an amount of compressive deformation of 5.0 mm or greater and 10.0 mm or less, as measured with the initial load of 1 kgf and the final load of 10 kgf. The difference (H2−H1) between the surface hardness H2 of the core 4 and the hardness H1 of the center 8 is 25 or greater and 60 or less. The difference (H3−H1) between the hardness H3 of the cover 6 and the hardness H1 of the center 8 is 40 or greater and 65 or less.
摘要翻译： 高尔夫球2具有球形芯4和盖6，以覆盖该芯4.芯4具有球形中心8，中间层10设置成覆盖该中心8.中心8由苯乙烯嵌段 的热塑性弹性体。 中间层10通过交联橡胶组合物获得。 盖6由树脂组合物构成。 中心8的直径为18mm以上且35mm以下。 中心8具有等于或小于25的硬度H1。中心8的压缩变形量为5.0mm以上且10.0mm以下，初始负荷为1kgf，最终载荷为10 kgf。 芯4的表面硬度H2与中心8的硬度H1之差（H2-H1）为25以上且60以下。 盖6的硬度H3与中心8的硬度H1之间的差（H3-H1）为40以上且65以下。
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