| 摘要 |
PROBLEM TO BE SOLVED: To produce a golf ball at advantageous cost without impairing performance desired for the ball by using a slug with extremely suppressed deformation over time in a gum part.SOLUTION: In the method of producing golf ball to form a gum part constituting at least a part of the golf ball by disposing a cylindrical slug formed by extruding kneaded rubber and vulcanizing and forming it into a spherical shape, 0.01-1.0 pt.mass parts of powder of ionomer resin is blended to 100 pts.mass of the gum part. |
