公开(公告)号：US20030224875A1

公开(公告)日：2003-12-04

申请号：US10446793

申请日：2003-05-29

Applicant: BRIDGESTONE SPORTS CO., LTD.

Inventor： Rinya Takesue ,  Yasushi Ichikawa

IPC: A63B037/06

CPC classification number: A63B37/12 ,  A63B37/0003 ,  A63B37/0024 ,  A63B37/0031 ,  A63B37/0074 ,  A63B37/0075 ,  A63B37/0076 ,  A63B37/008 ,  A63B37/0081 ,  A63B37/0083 ,  A63B37/0084 ,  A63B37/0087 ,  A63B37/0096

Abstract: In a golf ball comprising a core and a cover of one or more layers, the cover or its layer is formed primarily of a mixture comprising a blend of (a) an ionomer resin in the form of an alkali metal-neutralized ethylene-acrylic acid copolymer and (b) an olefin-unsaturated carboxylic acid copolymer or an olefin-unsaturated carboxylic acid-unsaturated carboxylate copolymer, and (c) a thermoplastic elastomer. The golf ball exhibits good surface finish and has improved rebound, feel and durability.

Abstract translation: 在包括芯和一层或多层的盖的高尔夫球中，盖或其层主要由包含（a）以碱金属中和的乙烯 - 丙烯酸形式的离聚物树脂的混合物形成的混合物形成 共聚物和（b）烯烃 - 不饱和羧酸共聚物或烯烃 - 不饱和羧酸 - 不饱和羧酸酯共聚物，和（c）热塑性弹性体。 高尔夫球表现出良好的表面光洁度，并具有改善的反弹，手感和耐久性。

公开(公告)号：US20030134694A1

公开(公告)日：2003-07-17

申请号：US10319603

申请日：2002-12-16

Applicant: BRIDGESTONE SPORTS CO., LTD.

Inventor： Hideo Watanabe ,  Junji Umezawa ,  Yasushi Ichikawa ,  Rinya Takesue

IPC: A63B037/06 ,  A63B037/04 ,  A63B037/12

CPC classification number: C08G18/7671 ,  A63B37/0003 ,  A63B37/0031 ,  A63B37/0062 ,  A63B37/0092 ,  A63B37/12 ,  C08G18/758 ,  C08L75/04 ,  C08L2666/20

Abstract: Provided is a multi-piece solid golf ball, wherein an outer layer cover is made from a material containing a polyurethane based elastomer as a main component; a surface Shore D hardness of a solid core is in a range of 50 to 60, a Shore D hardness of an inner layer cover is in a range of 53 to 61, and a Shore D hardness of the outer layer cover is in a range of 52 to 58; an average value of the surface Shore D hardnesses of the solid core and inner and outer layer covers is in a range of 53 to 58; a value obtained by dividing a thickness of the outer layer cover by a thickness of the inner layer cover is in a range of 0.48 to 1.00, and a total of the thickness of the outer layer cover and the thickness of the inner layer cover is in a range of 1.5 mm to 3.5 mm; and a dimple volume occupying ratio VR value is in a range of 0.66% to 0.85%. The golf ball of the present invention is excellent in flight performance, feeling characteristic, and controllability, and is improved in scratch resistance and durability against hitting.

Abstract translation: 本发明提供一种多片固体高尔夫球，其中外层盖由含有以聚氨酯系弹性体为主要成分的材料制成， 实心芯的表面肖氏D硬度在50〜60的范围内，内层盖的肖氏D硬度在53〜61的范围内，外层盖的肖氏D硬度在一定范围内 为52至58; 实心芯和内层和外层盖的表面肖氏D硬度的平均值在53至58的范围内; 通过将外层覆盖层的厚度除以内层覆盖层的厚度而获得的值在0.48〜1.00的范围内，外层覆盖层的厚度与内层覆盖层的厚度的合计为 范围为1.5 mm至3.5 mm; 凹坑体积占有率VR值在0.66％〜0.85％的范围内。 本发明的高尔夫球具有优异的飞行性能，感觉特性和可控性，并且提高了耐划伤性和耐击穿性。

公开(公告)号：US20030064834A1

公开(公告)日：2003-04-03

申请号：US10139392

申请日：2002-05-07

Applicant: BRIDGESTONE SPORTS CO., LTD.

Inventor： Yasushi Ichikawa ,  Rinya Takesue

IPC: A63B037/12

CPC classification number: C08G18/4854 ,  A63B37/0003 ,  A63B37/003 ,  A63B37/0031 ,  A63B37/12 ,  C08L75/04

Abstract: Disclosed is a golf ball having a cover formed from a thermoplastic polyurethane material which can be recycled for molding, which exhibits high restitution, and which exhibits excellent scuff resistance. The cover is formed from a composition (C) containing, as predominant components, the following components (A) and (B): (A) a thermoplastic polyurethane material having a restitution elastic modulus of at least 40% and containing, as a polymeric polyol, a polyether polyol having an average molecular weight of at least 1,500, and (B) an isocyanate mixture in which an isocyanate compound (b-1) having at least two isocyanate groups serving as functional groups in the molecule is dispersed in a thermoplastic resin (b-2) which is substantially non-reactive with the isocyanate groups.

Abstract translation: 公开了一种高尔夫球，其具有由热塑性聚氨酯材料形成的盖，其可以再循环用于模制，其表现出高的恢复性，并且其表现出优异的耐刮擦性。 该盖由以下组分（A）和（B）作为主要组分的组合物（C）形成：（A）热塑性聚氨酯材料，其恢复弹性模量至少为40％，并含有作为聚合物 多元醇，平均分子量为1500以上的聚醚多元醇和（B）异氰酸酯混合物，其中在分子中具有至少两个用作官能团的异氰酸酯基团的异氰酸酯化合物（b-1​​）分散在热塑性塑料 与异氰酸酯基基本上不反应的树脂（b-2）。

公开(公告)号：US20020119840A1

公开(公告)日：2002-08-29

申请号：US10022395

申请日：2001-12-20

Applicant: BRIDGESTONE SPORTS CO., LTD.

Inventor： Hiroshi Higuchi ,  Hirotaka Shimosaka ,  Junji Umezawa ,  Atsuki Kasashima ,  Yasushi Ichikawa ,  Rinya Takesue

IPC: A63B037/14

CPC classification number: A63B37/06 ,  A63B37/0003 ,  A63B37/0004 ,  A63B37/0016 ,  A63B37/002 ,  A63B37/0031 ,  A63B37/0043 ,  A63B37/0062 ,  A63B37/0065 ,  A63B37/0076 ,  A63B37/12

Abstract: In a multi-piece solid golf ball comprising a rubbery elastic solid core and a resin cover including at least an inner layer, an intermediate layer and an outer layer, the solid core undergoes a deflection of 1.6-6.0 mm under an applied load of 294 N (30 kgf), the cover inner layer has a Shore D hardness of 55-70, the cover intermediate layer has a Shore D hardness of 8-50 and a gage of 0.1-1.2 mm, and the cover outer layer has a Shore D hardness of 40-55. The ball prevents any undesired increase of spin upon driver shots without detracting from rebound, has good flight performance, and receives enough spin to facilitate control on short iron shots.

Abstract translation: 在包括橡胶弹性实心芯和至少包括内层，中间层和外层的树脂覆盖物的多件式固体高尔夫球中，实心芯在施加的负荷为294的情况下经历1.6-6.0mm的偏转 N（30kgf）​​，盖内层的肖氏D硬度为55-70，盖中间层的肖氏D硬度为8〜50，表层为0.1〜1.2mm，盖外层具有肖氏 D硬度为40-55。 球防止驾驶员射击的旋转不希望的增加，而不会降低回弹，具有良好的飞行性能，并且接收足够的旋转以便于短铁杆的控制。

公开(公告)号：US20020111407A1

公开(公告)日：2002-08-15

申请号：US09994729

申请日：2001-11-28

Applicant: BRIDGESTONE SPORTS CO., LTD.

Inventor： Rinya Takesue ,  Yasushi Ichikawa

IPC: C08L001/00

CPC classification number: C08K5/09 ,  A63B37/0003 ,  A63B37/0024 ,  A63B37/0039 ,  A63B37/0051 ,  A63B37/0054 ,  A63B37/12 ,  A63B45/00 ,  A63B2209/00 ,  C08L23/08 ,  C08L23/0876 ,  C08L53/00 ,  C08L2205/02 ,  C08L2205/025 ,  C08L2205/03 ,  C08L2666/04 ,  C08L2666/06 ,  C08L2666/02

Abstract: A mixture having good thermal stability, flow and moldability and suitable as a golf ball-forming material is obtained when a base resin comprising a (metal ion-neutralized) olefin-unsaturated carboxylic acid-unsaturated carboxylate ternary random copolymer and optionally a (metal ion-neutralized) olefin-unsaturated carboxylic acid binary random copolymer is blended with specific proportions of a fatty acid and/or fatty acid derivative and a basic inorganic metal compound capable of neutralizing acidic groups left unneutralized in the base resin and fatty acid. Using the same material, high-rebound golf balls can be effectively manufactured.

Abstract translation: 当含有（金属离子中和的）烯烃 - 不饱和羧酸 - 不饱和羧酸酯三元无规共聚物和任选的（金属离子）的基础树脂时，获得具有良好的热稳定性，流动性和成型性并且适合作为高尔夫球形成材料的混合物 中和）烯烃 - 不饱和羧酸二元无规共聚物与特定比例的脂肪酸和/或脂肪酸衍生物和能够中和在基础树脂和脂肪酸中未中和的酸性基团的碱性无机金属化合物混合。 使用相同的材​​料，可以有效地制造高回弹高尔夫球。

公开(公告)号：US20020055400A1

公开(公告)日：2002-05-09

申请号：US09906844

申请日：2001-07-18

Applicant: BRIDGESTONE SPORTS CO., LTD.

Inventor： Hiroshi Higuchi ,  Hirotaka Shimosaka ,  Yasushi Ichikawa ,  Rinya Takesue

IPC: A63B037/12 ,  A63B037/14 ,  A63B037/06

CPC classification number: A63B37/0004 ,  A63B37/0012 ,  A63B37/0017 ,  A63B37/0018 ,  A63B37/0019 ,  A63B37/002 ,  A63B37/0031 ,  A63B37/0033 ,  A63B37/0035 ,  A63B37/0043 ,  A63B37/0047 ,  A63B37/0063 ,  A63B37/0064 ,  A63B37/0066 ,  A63B37/0076 ,  A63B37/008 ,  A63B37/0083 ,  A63B37/0092 ,  A63B37/0096 ,  A63B37/12 ,  C08L23/08 ,  C08L23/0876 ,  C08L67/02 ,  C08L75/04 ,  C08L2205/02 ,  C08L2666/04

Abstract: In a multi-piece solid golf ball comprising a solid core and a cover of two inner and outer layers enclosing the solid core, the solid core has a deflection of at least 1.1 mm under an applied load of 294 N (30 kgf) and a surface and a center, the surface-center hardness difference given as a JIS-C hardness at the core surface minus a JIS-C hardness at the core center is greater than 15 units, the cover inner layer is formed of a resin composition comprising as essential components, (a) an olefin-unsaturated carboxylic acid random copolymer, an olefin-unsaturated carboxylic acid-unsaturated carboxylate random copolymer, a metal ion neutralized product of each copolymer, or a mixture of each copolymer and the neutralized product, (b) a fatty acid having a molecular weight of at least 280 or derivative thereof, and (c) a basic inorganic metal compound capable of neutralizing acid groups in components (a) and (b), the Shore D hardness of the cover inner layer, the Shore D hardness of the cover outer layer, and the hardness relationship between the cover inner layer and the cover outer layer are adjusted, and the sum of dimple trajectory volumes each obtained by multiplying the volume of a dimple by the square root of a dimple diameter is optimized.

Abstract translation: 在包括实心芯和封闭实心芯的两个内层和外层的盖的多片实心高尔夫球中，实芯在294N（30kgf）​​的施加载荷下具有至少1.1mm的偏转，并且 表面和中心，在芯部表面的JIS-C硬度减去中心的JIS-C硬度给出的表面中心硬度差大于15个单位，盖内层由树脂组合物形成，该树脂组合物包含 必要成分，（a）烯烃 - 不饱和羧酸无规共聚物，烯烃 - 不饱和羧酸 - 不饱和羧酸酯无规共聚物，各共聚物的金属离子中和物，或各共聚物与中和物的混合物，（b） 分子量至少为280的脂肪酸或其衍生物，和（c）能够中和组分（a）和（b）中的酸基的碱性无机金属化合物，所述盖内层的肖氏D硬度， 肖氏D硬度 覆盖外层，并且调整盖内层和盖外层之间的硬度关系，并且优化通过将凹坑的体积乘以凹坑直径的平方根而获得的凹坑轨迹体积的总和。

公开(公告)号：US20040110577A1

公开(公告)日：2004-06-10

申请号：US10720222

申请日：2003-11-25

Applicant: BRIDGESTONE SPORTS CO., LTD.

Inventor： Junji Hayashi ,  Yasumasa Shimizu ,  Hiroshi Higuchi ,  Rinya Takesue

IPC: A63B037/12

CPC classification number: A63B37/0004 ,  A63B37/0003 ,  A63B37/0006 ,  A63B37/0016 ,  A63B37/0017 ,  A63B37/0018 ,  A63B37/002 ,  A63B37/0021 ,  A63B37/0031 ,  A63B37/0033 ,  A63B37/0064 ,  A63B37/0074 ,  A63B37/0083

Abstract: Disclosed herein is a two-piece solid golf ball consisting of a solid core and a cover, the solid core being formed from a rubber composition composed of a rubber base material of polybutadiene synthesized by using a catalyst of rare earth element, a small amount of organic peroxide, an unsaturated carboxylic acid and/or a metal salt thereof, an organic sulfur compound, and an inorganic filler, and the cover being formed mainly from a mixture of an ionomer-containing resin composition and an inorganic filler. The two-piece solid golf ball is by far superior to conventional ones in flying performance, cover durability, scuff resistance, and shot feeling.

Abstract translation: 本发明公开了一种由实芯和盖组成的两件式实心高尔夫球，该实芯由橡胶组合物形成，该橡胶组合物由使用稀土元素催化剂合成的聚丁二烯橡胶基料，少量 有机过氧化物，不饱和羧酸和/或其金属盐，有机硫化合物和无机填料，并且所述覆盖物主要由含离聚物的树脂组合物和无机填料的混合物形成。 两件式实心高尔夫球在飞行性能，覆盖耐久性，抗磨损性和射击感方面远优于常规高尔夫球。

公开(公告)号：US20040106472A1

公开(公告)日：2004-06-03

申请号：US10720468

申请日：2003-11-25

Applicant: BRIDGESTONE SPORTS CO., LTD.

Inventor： Junji Hayashi ,  Yasumasa Shimizu ,  Hiroshi Higuchi ,  Rinya Takesue

IPC: A63B037/04 ,  A63B037/06 ,  A63B037/12

CPC classification number: C08K5/14 ,  A63B37/0003 ,  A63B37/0006 ,  A63B37/0016 ,  A63B37/0017 ,  A63B37/0018 ,  A63B37/002 ,  A63B37/0021 ,  A63B37/0031 ,  A63B37/0033 ,  A63B37/0064 ,  A63B37/06 ,  C08K5/098 ,  C08K5/36 ,  C08L9/00

Abstract: Disclosed herein is a two-piece solid golf ball consisting of a solid core and a cover, said solid core being formed from a rubber composition composed of a rubber base material of polybutadiene synthesized by using a catalyst of rare earth element, a small amount of organic peroxide, an unsaturated carboxylic acid and/or a metal salt thereof, an organic sulfur compound, and an inorganic filler, and said cover being formed mainly from a mixture of a block copolymer having amino groups at terminals and an ionomer resin. The two-piece solid golf ball is by far superior to conventional ones in flying performance, cover durability, scuff resistance, and soft shot feeling.

Abstract translation: 本发明公开了一种由实芯和盖组成的两件式固体高尔夫球，所述实芯由橡胶组合物形成，所述橡胶组合物由使用稀土元素催化剂合成的聚丁二烯橡胶基料，少量 有机过氧化物，不饱和羧酸和/或其金属盐，有机硫化合物和无机填料，并且所述盖主要由末端具有氨基的嵌段共聚物和离聚物树脂的混合物形成。 两件式固体高尔夫球在飞行性能，覆盖耐久性，抗磨损性和柔软的射击感上远优于常规高尔夫球。

公开(公告)号：US20040106470A1

公开(公告)日：2004-06-03

申请号：US10720419

申请日：2003-11-25

Applicant: BRIDGESTONE SPORTS CO., LTD.

Inventor： Junji Hayashi ,  Yasumasa Shimizu ,  Hiroshi Higuchi ,  Rinya Takesue

IPC: A63B037/04 ,  A63B037/06 ,  A63B037/12

CPC classification number: A63B37/06 ,  A63B37/0003 ,  A63B37/0006 ,  A63B37/0016 ,  A63B37/0017 ,  A63B37/0018 ,  A63B37/002 ,  A63B37/0021 ,  A63B37/0031 ,  A63B37/0033 ,  A63B37/0064 ,  A63B37/0076 ,  C08L23/0876 ,  C08L2205/02 ,  C08L2666/06

Abstract: In a multi-piece solid golf ball comprising a solid core, a mantle and a cover, the solid core is made of a rubber composition that includes a base rubber containing a polybutadiene synthesized using a rare-earth catalyst, a small amount of organic peroxide, an unsaturated carboxylic acid and/or a metal salt thereof, an organic sulfur compound and an inorganic filler. The mantle is made of a thermoplastic resin composition. The cover is made primarily of a mixture containing an amino-terminated block polymer and an ionomer resin. This construction provides the golf ball with a combination of outstanding flight performance, excellent scuff resistance and soft feel that is unprecedented.

Abstract translation: 在包括实芯，地幔和覆盖物的多片固体高尔夫球中，实芯由橡胶组合物制成，该橡胶组合物包括含有使用稀土催化剂合成的聚丁二烯的基础橡胶，少量有机过氧化物 ，不饱和羧酸和/或其金属盐，有机硫化合物和无机填料。 地幔由热塑性树脂组合物制成。 盖主要由含有氨基封端的嵌段聚合物和离聚物树脂的混合物制成。 这种结构为高尔夫球提供了出色的飞行性能，优异的耐磨性和柔软的手感，是前所未有的。

公开(公告)号：US20040063518A1

公开(公告)日：2004-04-01

申请号：US10668314

申请日：2003-09-24

Applicant: BRIDGESTONE SPORTS CO., LTD.

Inventor： Rinya Takesue ,  Hiroyuki Nagasawa

IPC: A63B037/12

CPC classification number: A63B37/12 ,  A63B37/0003 ,  A63B37/0024 ,  A63B37/0031 ,  A63B37/0033 ,  A63B37/0036 ,  A63B37/0064 ,  A63B37/0067 ,  A63B37/0074 ,  A63B37/0075 ,  A63B37/0076 ,  A63B37/0083 ,  A63B37/0084 ,  A63B37/0095 ,  C08L23/0876 ,  C08L53/00 ,  C08L2205/02 ,  C08L2666/24

Abstract: In a golf ball comprising a core and a cover, at least one layer of the cover is composed mainly of a mixture of an amino-terminated block polymer and an ionomer resin in a weight ratio between 3/97 and 60/40. The mixture is effectively moldable, and the golf ball is improved in rebound, durability, and scuff resistance.

Abstract translation: 在包括芯和盖的高尔夫球中，至少一层盖子主要由氨基封端的聚合物和离聚物树脂的混合物组成，重量比为3/97至60/40。 该混合物是有效模塑的，并且高尔夫球的回弹，耐久性和耐磨性得到改善。