Title:
ゴルフボール
Document Type and Number:
Japanese Patent JP7342455
Kind Code:
B2
Abstract:
A matte colored golf ball which is free of luster and gloss has a good appearance in which injection marks that form during injection molding of a cover layer—be it an intermediate layer or an outermost layer—are difficult to see and scuffing on the cover surface is inconspicuous. The golf ball includes a core, an outermost layer, an intermediate layer therebetween, and a coat formed on the surface of the outermost layer. The intermediate layer is formed of a resin composition containing a thermoplastic resin and a colorant consisting of a fluorescent dye or a fluorescent pigment and has a specific visible light transmittance, the outermost layer is molded of a transparent or translucent resin composition that is free of fluorescent dye, and the coat is formed of a urethane-based coating composition containing delustering particles.
Inventors:
Yusuke Suzuki
Masashi Nanma
Hirotaka Shinohara
Masashi Nanma
Hirotaka Shinohara
Application Number:
JP2019121009A
Publication Date:
September 12, 2023
Filing Date:
June 28, 2019
Export Citation:
Assignee:
Bridgestone Sports Co., Ltd.
International Classes:
A63B37/00; B32B1/00; B32B27/18; C08J7/04; C08K3/00; C08K3/013; C08K5/00; C08L23/08; C08L23/26; C08L101/00; C09D7/42; C09D175/04
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Foreign References:
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Attorney, Agent or Firm:
Patent Attorney Corporation Eimei International Patent Office