Title:
ゴルフボール
Document Type and Number:
Japanese Patent JP4328943
Kind Code:
B2
Abstract:
In a golf ball comprising a core and a cover of one or more layers, at least one layer of the cover is formed primarily of a mixture comprising (A) an ionomer resin, (B) a thermoplastic elastomer and (C) a thermoplastic block copolymer terminated with a functional group capable of reacting with the ionomer resin, in such a proportion as to provide a A/(B+C) weight ratio between 50/50 and 98/2 and a B/C weight ratio between 9/1 and 1/1. The golf ball has improved rebound, a soft feel upon impact, good durability and good moldability.
Inventors:
Tomoya Takesue
Hiroyuki Nagasawa
Hiroyuki Nagasawa
Application Number:
JP2003182754A
Publication Date:
September 09, 2009
Filing Date:
June 26, 2003
Export Citation:
Assignee:
Bridgestone Sports Co., Ltd.
International Classes:
A63B37/00; A63B37/04; A63B37/12; C08K3/00; C08L23/08; C08L23/26; C08L67/00; C08L75/04; C08L53/00
Domestic Patent References:
| JP9176429A | ||||
| JP10179803A | ||||
| JP2002356608A | ||||
| JP2003000760A | ||||
| JP2002219195A | ||||
| JP7165987A |
Attorney, Agent or Firm:
Takashi Kojima
Saori Shigematsu
Katsunari Kobayashi
Saori Shigematsu
Katsunari Kobayashi