Patent ID: 6492464
Filing Date: 2002-12-10
Classification: A63B,C08L

Abstract:
A golf ball having a core and a cover, the cover comprising at least 90% of an ionomeric resin in which the ionomeric resin contains at least 90 wt % of one or more copolymers formed from (a) an olefin having 2 to 8 carbon atoms, (b) an unsaturated monomer of the acrylate ester class having from 1 to 21 carbon atoms, and (c) acrylic acid, said one or more copolymers being based upon one or more unneutralized copolymers with a mass average acid number of about 45 or less, die cover having a Shore D hardness of about 40-64, the golf ball having a coefficient of restitution of at least 0.770 and a scuff resistance rating of no higher than 2.5.