Dual curable coating
AssigneeCallaway Golf Company
InventorsSteven C. Crast, Walter Skrabski, Kevin A. Heene, David A. Valia, Brent Puder
Life of this patent
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Abstract
The present invention is directed at a dual curable coating that exhibits superior adhesion to ultraviolet curable inks and base coats. The present invention is preferably utilized as a top coat for a golf ball. The dual curable coating may be a tinted top coat or a clear coat. The dual curable coating includes a dual-curing component that is selected from the group of pentaerythritol tetraacrylate, hydroxy ethyl acrylate, hydroxy ethyl methacrylate, hydroxy propyl acrylate, hydroxy propyl methacrylate, caprolactone acrylate and polyproplene glycol monomethacrylate.
Claims1
A coating for a golf ball, the coating comprising:
- a polyol component comprising pentaerythritol tetraacrylate in an amount of 2.0 to 10.0 parts per weight of the polyol component,
- an optical brightener component in an amount of 0.005 to 0.1 parts per weight of the polyol component,
- thixotropic additive component in an amount of 1.0 to 7.0 parts per weight of the polyol component,
- an adhesion promoter component in an amount of 0.1 to 1.0 parts per weight of the polyol component,
- a catalyst component in an amount of 0.01 to 3.0 parts per weight of the polyol component;
- and
- a polyester resin in an amount of 20.0 to 40.0 parts per weight of the polyol component;
- and
- a polyisocyanate component comprising
- a solvent blend in an amount of 30.0 to 60.0 parts per weight of the polyisocyanate component,
- an isocyanurate trimer of hexamethylene diisocyanate in an amount of 10.0 to 30.0 parts per weight of the polyisocyanate component, and
- a biuret of hexamethylene diisocyanate in an amount of 30.0 to 60.0 parts per weight of the polyisocyanate component.
Dependencies are inferred from the claim text.