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    • 73. 发明申请
    • GOLF BALL
    • 高尔夫球
    • US20150273278A1
    • 2015-10-01
    • US14670606
    • 2015-03-27
    • Dunlop Sports Co., Ltd.
    • Chiemi MIKURASho GOJI
    • A63B37/00C08K5/098
    • A63B37/0051A63B37/0063A63B37/0074A63B37/0075A63B37/0076C08K5/098C08K2201/003
    • An object of the present invention is to provide a golf ball traveling a great distance on driver shots. The present invention provides a golf ball comprising a constituting member formed from a rubber composition containing (a) a base rubber, (b) an α, β-unsaturated carboxylic acid having 3 to 8 carbon atoms and/or a metal salt thereof as a co-crosslinking agent, and (c) an crosslinking initiator, wherein (b) the α, β-unsaturated carboxylic acid having 3 to 8 carbon atoms and/or the metal salt thereof meets the following conditions (1) and (2) in a volume based distribution, when measuring a particle size thereof with a laser diffraction particle size analyzer; (1) a mode particle size is more than 10 μm and 50 μm or less, and (2) a volume ratio of particles having a particle size ranging from 6 μm to 300 μm is 60% or more.
    • 本发明的目的是提供一种在驾驶员镜头上行驶很远的高尔夫球。 本发明提供一种高尔夫球,其包括由橡胶组合物形成的构成构件,所述橡胶组合物含有(a)基础橡胶,(b)具有3-8个碳原子的α,β-不饱和羧酸和/或其金属盐作为 共交联剂和(c)交联引发剂,其中(b)具有3-8个碳原子的α,bgr-不饱和羧酸和/或其金属盐满足以下条件(1)和(2 ),当用激光衍射粒度分析仪测量其粒径时,以体积为基础的分布; (1)模式粒径大于10μm,50μm以下,(2)粒径为6μm〜300μm的粒子的体积比为60%以上。