Solid golf ball
AssigneeBridgestone Sports Co., Ltd.
InventorHirotaka SHINOHARA
Life of this patent
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Abstract
The invention provides a solid golf ball which has a core of at least one layer and a cover of at least one layer. At least one layer of the core is formed primarily of polybutadiene and includes at least 0.05 part by weight each of (I) a rubber powder obtained by granulating a rubber material containing acrylic acid or a metal salt of acrylic acid and (II) a polyurethane resin powder per 100 parts by weight of rubber component. At least one layer of the cover is formed primarily of polyurethane.
Claims7
A solid golf ball comprising a core of at least one layer and a cover of at least one layer, wherein at least one layer of the core is formed primarily of polybutadiene and includes at least 0.05 part by weight each of (I) a rubber powder obtained by granulating a rubber material containing acrylic acid or a metal salt of acrylic acid and (II) a polyurethane resin powder per 100 parts by weight of rubber component, and at least one layer of the cover is formed primarily of polyurethane.
Dependencies are inferred from the claim text.