Title:
SOLID GOLF BALL
Document Type and Number:
Japanese Patent JP2001009065
Kind Code:
A
Abstract:
To improve impact durability and feeling.
The intermediate layer 3 of the multilayed golf ball of ≥4 layers composed of at least ≥1 layer of a core, an enclosing layer 2 covering this core 11, the intermediate layer 3 coating this enclosing layer 2 and at least ≥1 layer of a cover 4 is formed of a rubber composition composed of 1,4-cis-polybutadiene as a chief material and the enclosing layer 2 consists of a resin material as a chief material. The hardness difference in the boundary part between the enclosing layer 2 and the intermediate layer 3 is specified within ±3 in JIS-C hardness.
Inventors:
MARUKO TAKASHI
YAMAGISHI HISASHI
MASUTANI HIROSHI
NAKAMURA ATSUSHI
YAMAGISHI HISASHI
MASUTANI HIROSHI
NAKAMURA ATSUSHI
Application Number:
JP18288599A
Publication Date:
January 16, 2001
Filing Date:
June 29, 1999
Export Citation:
Assignee:
BRIDGESTONE SPORTS CO LTD
International Classes:
A63B37/00; A63B37/04; A63B37/06; A63B37/12; B32B1/00; B32B25/00; C08K5/14; C08L9/00; C08L101/00; (IPC1-7): A63B37/00; A63B37/04; A63B37/12
Attorney, Agent or Firm:
Takashi Kojima (1 person outside)