| abstract |
The present invention relates to a golf ball having a core and a cover of one or more layers, wherein the core includes (a) a base rubber containing polybutadiene having a stress relaxation time (T 80 ) of 3.5 or less. And (b) an unsaturated carboxylic acid and / or a metal salt thereof, and (c) an organic peroxide. The layer is formed of a material obtained by molding a mixture containing (A) 100 parts by weight of the base resin and (B) 1 to 40 parts by weight of a branched saturated fatty acid or derivative thereof as essential components. A golf ball is provided. [Effect] The golf ball of the present invention is very excellent in the resilience of the whole ball, has both a soft and comfortable shot feeling and excellent scratch resistance, and also has a high whiteness appearance. It presents. [Selection figure] None |