Patent ID: 6558276
Filing Date: 2003-05-06
Classification: A63B,C08K

Abstract:
A method of making a solid golf ball having improved shot feeling, resilience and flying distance, which comprises in a golf ball mold vulcanizing a rubber composition into a core, said rubber composition containing:A parts by weight of &agr;, &bgr;-unsaturated carboxylic acid or a metal salt thereof, B parts by weight of an organic peroxide, and C parts by weight of a bis type halogen-substituted phenyl disulfide represented by the formula: wherein X1 to X5  and Xâ€²1  to Xâ€²5  are each independently hydrogen or halogen, and wherein the weights of A, B, and C in a base rubber with 100 parts rubber by weight are determined by the relation 0.020Ã—A&lE;B+C&lE;0.040Ã—A wherein A is in the range from 25 to 45.