Title:
GOLF BALL RUBBER COMPOSITION AND GOLF BALL USING THE SAME
Document Type and Number:
Japanese Patent JP2020196868
Kind Code:
A
Abstract:
To provide a cured product of a golf ball rubber composition imparting excellent durability.SOLUTION: The present invention provides a cured product of a golf ball rubber composition, which is cured from a golf ball rubber composition containing (a) a base rubber, (b) an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and/or a metal salt thereof as a co-crosslinking agent, and (c) a crosslinking initiator, wherein the cured product of the golf ball rubber composition satisfies the following mathematical formula (1): Y<0.1×X-1.30 in the formula (1), Y represents an effective crosslinking density of the cured product of the rubber composition (mmol/cc), and X represents an amount of the component (b) with respect to 100 pts.mass of (a) the base rubber (pts.mass).SELECTED DRAWING: None
Inventors:
LIN JIE
SHIGA KAZUYOSHI
NAGAKURA HIKARU
SHIGEMITSU TAKAHIRO
SHIGA KAZUYOSHI
NAGAKURA HIKARU
SHIGEMITSU TAKAHIRO
Application Number:
JP2020086932A
Publication Date:
December 10, 2020
Filing Date:
May 18, 2020
Export Citation:
Assignee:
SUMITOMO RUBBER IND
International Classes:
C08L21/00; A63B37/00; C08K5/09; C08K5/13; C08K5/16; C08L45/00; C08L57/00
Attorney, Agent or Firm:
Osamu Futakuchi
Hideyuki Haratani
Hideyuki Haratani