Title:
ゴルフボール
Document Type and Number:
Japanese Patent JP7151384
Kind Code:
B2
Abstract:
An object of the present invention is to provide a golf ball having excellent approach spin performance under a dry condition and excellent approach spin performance under a condition that there is grass between the golf ball and the club face. The present invention provides a golf ball comprising a golf ball body and a paint film formed on a surface of the golf ball body, wherein the paint film is composed of at least one layer, and an outermost paint film layer located at the outermost layer of the golf ball contains, as a base resin, a polyurethane obtained by a reaction between (A) a polyisocyanate composition and (B) a polyol composition, (B) the polyol composition contains a urethane polyol as a polyol component, and the outermost paint film layer has a dynamic friction coefficient of from 0.65 to 1.2 measured with a dynamic friction tester under specific conditions.
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Inventors:
Kuniyasu Horiuchi
Toruyuki Tarao
Hidetaka Inoue
Toruyuki Tarao
Hidetaka Inoue
Application Number:
JP2018207334A
Publication Date:
October 12, 2022
Filing Date:
November 02, 2018
Export Citation:
Assignee:
Sumitomo Rubber Industries, Ltd.
International Classes:
A63B37/00; C08G18/10; C08G18/48; C08G18/78; C08G18/79
Domestic Patent References:
| JP2014014386A | ||||
| JP2013176530A | ||||
| JP2015126773A |
Attorney, Agent or Firm:
Osamu Niguchi
Hideyuki Haratani
Hideyuki Haratani
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