Patent ID: 8877869

Claim:
A golf ball having a constituting member, wherein at least a part of the constituting member is formed from a rubber composition containing (a) a base rubber, (b) a co-crosslinking agent, (c) a crosslinking initiator, and (d) an organic sulfur compound, wherein (d) the organic sulfur compound includes at least one organic sulfur compound represented by one of the following formulae (1) to (3), and is such that a sum of substituent constants of the substituents X in a structure represented by a following formula (4) is 0.2 or more and an SP value of the structure represented by the following formula (4) is in a range from 19.0 (J/cm 3 ) 1/2 to 24.0 (J/cm 3 ) 1/2 : wherein substituent X is at least one of CF 3 , COCH 3 , and COOCH 3 ; substituent Y is Cl or Br; substituent Z is at least one of CF 3 , COCH 3 , COOCH 3 Cl, Br, and H; and wherein substituents X, Y, Z may be the same or different in the formulae (1) to (4), n is a natural number equal to or larger than 1, and M represents a metal having a valance equal to or larger than 1 in the formula (3).