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US 9,956,455 B1Granted
Graphene core for a golf ball
AssigneeCallaway Golf Company
InventorsVijay Chavan, David Bartels
Life of this patent
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Abstract
A golf ball with a core comprising polybutadiene and graphene is disclosed herein. The golf ball has a single core comprising polybutadiene and graphene. Alternatively, the golf ball has a dual core with an inner core comprising polybutadiene and graphene. Alternatively, the golf ball has a dual core with an outer core comprising polybutadiene and graphene.
Claims8
A method for forming a core for a golf ball, the method comprising:
- mixing a graphene material with a polybutadiene material to form a core mixture, wherein the core mixture comprises 40-90 weight percent of polybutadiene, 0.4 to 2.5 weight percent graphene material, 1-30 weight percent polyisoprene, 10-50 weight percent zinc diacrylate, 1-30 weight percent zinc oxide, 1-20 weight percent zinc stearate, and 0.1-10 weight percent peroxide initiator;
- and
- compression molding a core from the core mixture.
Dependencies are inferred from the claim text.