Title:
ゴルフボール
Document Type and Number:
Japanese Patent JP7124524
Kind Code:
B2
Abstract:
An object of the present invention is to provide a golf ball having improved ball speed or aerodynamic performance on a rainy day or the like by controlling the formulation of the paint film. The present invention provides a golf ball comprising a golf ball body and a paint film covering the golf ball body, wherein a paint film surface of the golf ball has a water contact angle A1 of 70 ° or more and a water sliding angle B1 of less than 50 °. The present invention also provides a golf ball comprising a golf ball body and a paint film covering the golf ball body, wherein when a sheet consisting of a slab formed from a composition constituting a golf ball body surface and a coating film formed by applying a paint constituting the paint film on the slab is prepared, a coating film surface of the sheet has a water contact angle A2 of 90 ° or more and a water sliding angle B2 of less than 52 °.
Inventors:
Kazuya Kamino
Hidetaka Inoue
Kuniyasu Horiuchi
Hidetaka Inoue
Kuniyasu Horiuchi
Application Number:
JP2018143746A
Publication Date:
August 24, 2022
Filing Date:
July 31, 2018
Export Citation:
Assignee:
Sumitomo Rubber Industries, Ltd.
International Classes:
A63B37/00
Domestic Patent References:
| JP2011174001A | ||||
| JP11128401A | ||||
| JP201886219A | ||||
| JP6114125A | ||||
| JP2015126772A |
Foreign References:
| US5435839 | ||||
| US20150258705 | ||||
| US20150182804 | ||||
| US20170056731 |
Attorney, Agent or Firm:
Osamu Niguchi
Hideyuki Haratani
Hideyuki Haratani