公开(公告)号：US20130172109A1

公开(公告)日：2013-07-04

申请号：US13727862

申请日：2012-12-27

Applicant: Dunlop Sports Co. Ltd.

Inventor： Kazuyoshi SHIGA ,  Ryo MURAKAMI ,  Takahiro SHIGEMITSU

IPC: C08F20/04 ,  A63B37/00

CPC classification number: C08F20/04 ,  A63B37/0051 ,  A63B37/0054 ,  A63B37/0059 ,  A63B37/006 ,  A63B37/0073 ,  C08K5/098 ,  C08L23/0876 ,  C08L2205/025 ,  C08L2205/035

Abstract: An object of the present invention is to provide a golf ball resin composition excellent in shot feeling and resilience. The golf ball resin composition includes (A) at least one resin component selected from the group consisting of (a-1) a binary copolymer composed of an olefin and an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms, (a-2) an ionomer resin consisting of a metal ion-neutralized product of the binary copolymer components, (a-3) a ternary copolymer composed of the binary copolymer components and an α,β-unsaturated carboxylic acid ester, and (a-4) an ionomer resin consisting of a metal ion-neutralized product of the ternary copolymer components; and (B) a basic metal salt of a fatty acid, and having a storage modulus E′ (Pa) and a loss modulus E″ (Pa) satisfying a following expression; log(E′/E″2)≧−5.84 when measured in a tensile mode using a dynamic viscoelasticity measuring apparatus.

Abstract translation: 本发明的目的在于提供一种拍摄感和弹性优异的高尔夫球树脂组合物。 高弹球树脂组合物包含（A）至少一种选自（a-1）由烯烃和具有3-8个碳原子的α，β-不饱和羧酸组成的二元共聚物的树脂组分（a-1） -2）由二元共聚物组分的金属离子中和产物（a-3）组成的离聚物树脂，由二元共聚物组分和α，β-不饱和羧酸酯组成的三元共聚物和（a-4） ）由三元共聚物组分的金属离子中和产物组成的离聚物树脂; 和（B）脂肪酸的碱金属盐，并且具有满足以下表达式的储能模量E'（Pa）和损耗模量E“（Pa） 使用动态粘弹性测量装置在拉伸模式下测量时，log（E'/ E“2）> = - 5.84。

公开(公告)号：US20130165263A1

公开(公告)日：2013-06-27

申请号：US13727319

申请日：2012-12-26

Applicant: Dunlop Sports Co. Ltd.

Inventor： Kazuki SHIGA ,  Ryo MURAKAMI ,  Yoshiyuki IKEDA

IPC: C08F120/10 ,  A63B37/00

CPC classification number: C08F120/10 ,  A63B37/0039 ,  C08F220/06 ,  C08F2220/1808

Abstract: The present invention provides a resin composition for a golf ball and a golf ball which have high resilience while maintaining soft compression and also have low spin on driver shots, and therefore can achieve a long flight distance. The present invention relates to a resin composition for a golf ball, including an ionomer resin consisting of a metal ion-neutralized copolymer of (A) a C3-8 α,β-unsaturated carboxylic acid and (B) a C3-8 α,β-unsaturated carboxylic acid ester, the ionomer resin having a mass ratio of (A)/(B) of 10/90 to 25/75, and a degree of neutralization of 30 to 105 mol %.

Abstract translation: 本发明提供一种用于高尔夫球和高尔夫球的树脂组合物，其具有高弹性同时保持软压缩，并且在驾驶员镜头上具有低旋转，因此可以实现长的飞行距离。 本发明涉及一种用于高尔夫球的树脂组合物，其包含由（A）C3-8α，β-不饱和羧酸和（B）C3-8α的金属离子中和共聚物组成的离聚物树脂， β-不饱和羧酸酯，质量比为（A）/（B）为10/90〜25/75，中和度为30〜105摩尔％的离聚物树脂。

公开(公告)号：US20130137534A1

公开(公告)日：2013-05-30

申请号：US13686191

申请日：2012-11-27

Applicant: DUNLOP SPORTS CO. LTD.

Inventor： Kazuki SHIGA ,  Ryo MURAKAMI ,  Takahiro SHIGEMITSU ,  Hideaki KIMURA ,  Tomoka KITAGO

IPC: C08K5/1535 ,  C08K5/103 ,  C08L33/02 ,  A63B37/00 ,  C08L33/08

CPC classification number: C08K5/1535 ,  A63B37/0003 ,  A63B37/0022 ,  A63B37/0031 ,  A63B37/0033 ,  A63B37/0036 ,  A63B37/0037 ,  A63B37/0039 ,  A63B37/0051 ,  A63B37/0062 ,  A63B37/0064 ,  A63B37/007 ,  A63B37/0073 ,  A63B37/0074 ,  A63B37/0075 ,  A63B37/0076 ,  A63B2037/0079 ,  C08K5/103 ,  C08L33/02 ,  C08L33/08

Abstract: Provided are a resin composition for a golf ball which is excellent in resilience, flexibility and fluidity, and a golf ball excellent in resilience and shot feeling. The present invention relates to a resin composition for a golf ball, including (A) a resin component and (B) a nonionic surfactant, the resin component (A) including at least one selected from the group consisting of (a-1) a binary copolymer of an olefin and a C3-8 α,β-unsaturated carboxylic acid; (a-2) a metal ion-neutralized product of a binary copolymer of an olefin and a C3-8 α,β-unsaturated carboxylic acid; (a-3) a ternary copolymer of an olefin, a C3-8 α,β-unsaturated carboxylic acid, and an α,β-unsaturated carboxylic acid ester; and (a-4) a metal ion-neutralized product of a ternary copolymer of an olefin, a C3-8 α,β-unsaturated carboxylic acid, and an α,β-unsaturated carboxylic acid ester.

Abstract translation: 提供弹性，柔韧性和流动性优异的高尔夫球用树脂组合物，以及弹性和拍摄感觉优异的高尔夫球。 本发明涉及一种用于高尔夫球的树脂组合物，其包含（A）树脂组分和（B）非离子表面活性剂，所述树脂组分（A）包括选自（a-1）a 烯烃和C3-8α，β-不饱和羧酸的二元共聚物; （a-2）烯烃与C3-8α，β-不饱和羧酸的二元共聚物的金属离子中和产物; （a-3）烯烃，C3-8α，β-不饱和羧酸和α，β-不饱和羧酸酯的三元共聚物; 和（a-4）烯烃，C3-8α，β-不饱和羧酸和α，β-不饱和羧酸酯的三元共聚物的金属离子中和产物。

公开(公告)号：US20130172110A1

公开(公告)日：2013-07-04

申请号：US13728644

申请日：2012-12-27

Applicant: DUNLOP SPORTS CO., LTD.

Inventor： Kazuyoshi SHIGA ,  Ryo MURAKAMI ,  Takahiro SHIGEMITSU

IPC: C08F22/02 ,  A63B37/00

CPC classification number: C08F22/02 ,  A63B37/0051 ,  A63B37/0054 ,  A63B37/0059 ,  A63B37/006 ,  A63B37/0073 ,  C08K5/098

Abstract: An object of the present invention is to provide a golf ball excellent in a shot feeling and resilience. The present invention provides a golf ball resin composition comprising (A) at least one resin component selected from the group consisting of (a-1) a binary copolymer composed of an olefin and an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms, (a-2) an ionomer resin consisting of a metal ion-neutralized product of the binary copolymer, (a-3) a ternary copolymer composed of the binary copolymer components and an α,β-unsaturated carboxylic acid ester, and (a-4) an ionomer resin consisting of a metal ion-neutralized product of the ternary copolymer components; and (B) a basic metal salt of a fatty acid, and having a spin-lattice relaxation time (T1) of 13C nucleus of 5.56 seconds or shorter measured by a High resolution solid state nuclear magnetic resonance (NMR) method.

Abstract translation: 本发明的目的在于提供一种射击感和弹性优异的高尔夫球。 本发明提供一种高尔夫球树脂组合物，其包含（A）至少一种选自（a-1）由烯烃组成的二元共聚物和具有3-8个碳原子的α，β-不饱和羧酸的树脂组分 原子，（a-2）由二元共聚物的金属离子中和产物（a-3）组成的离聚物树脂，（a-3）由二元共聚物组分和α，β-不饱和羧酸酯组成的三元共聚物和（ a-4）由三元共聚物组分的金属离子中和产物组成的离聚物树脂; 和（B）脂肪酸的碱金属盐，通过高分辨率固态核磁共振（NMR）法测定的具有5.56秒或更短的13C核的自旋晶格弛豫时间（T1）为5.56秒或更短。