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Patent Searching and Data


Title:
GOLF BALL FOR DRIVING RANGE
Document Type and Number:
Japanese Patent JPH078576
Kind Code:
A
Abstract:

PURPOSE: To provide a golf ball for a driving range having a good drive feeling equivalent to a round golf ball and suppressed in flying distance to be suitable for use in a small driving range.

CONSTITUTION: A rubber composition having a polybutadiene having at least 40% or more of cis-1,4-configuration as a base rubber and containing an isoprene-styrene block copolymer in the ratio of 2-50 parts by weight in 100 parts by weight of the base rubber component is cured and molded to manufacture a golf ball for a driving range of one-layer structure or a golf ball for a driving range of two-layer structure. Examples of the isoprene-styrene block copolymer include (1) a tri-block copolymer in which polystyrene is bonded to polyisoprene, (2) a copolymer in which a glass transition temperature is set in the room temperature area by making mainly the structure of the polyisoprene in (1) vinyl bonding, and (3) a hydrogenated material of (2).


Inventors:
KOIZUMI YOSHIMASA
Application Number:
JP17982793A
Publication Date:
January 13, 1995
Filing Date:
June 25, 1993
Export Citation:
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Assignee:
SUMITOMO RUBBER IND
International Classes:
A63B37/00; A63B37/04; A63B69/36; (IPC1-7): A63B37/00; A63B69/36
Attorney, Agent or Firm:
Miwa Tetsuo