Patent ID: 6325731
Filing Date: 2001-12-04
Classification: A63B,C08F,C08L

Abstract:
A golf ball comprising:a core including (i) a first polybutadiene rubber obtained utilizing a cobalt catalyst and having a Mooney viscosity in the range of from about 70 to about 83, and (ii) a blend of polybutadiene rubbers wherein each is obtained by utilizing a neodymium catalyst and having a Mooney viscosity of from about 30 to about 70; anda cover disposed about said core, said cover comprising and inner cover layer and an outer cover layer, wherein each of said inner cover and outer cover layers comprise at least one ionomeric resin which is formed from (a) an olefin having 2 to 8 carbon atoms and (b) an acid which includes at least one member selected from the group consisting of .alpha., .beta.-ethylenically unsaturated mono- or dicarboxylic acids with a portion of the acid being neutralized with cations.