US 7,524,251 B2
	Golf products produced by a stoichiometrically imbalanced RIM system
David M. Melanson, Northampton, Mass. (US); and Michael J. Tzivanis, Chicopee, Mass. (US)
Assigned to Callaway Golf Company, Carlsbad, Calif. (US)
Filed on Aug. 30, 2005, as Appl. No. 11/216,926.
Prior Publication US 2007/0049420 A1, Mar. 01, 2007
Int. Cl. A63B 37/00 (2006.01)

U.S. Cl. 473—351

20 Claims

1. A golf ball component including the product of a fast-chemical-reaction mixture comprising an isocyanate and a polyol, wherein the mixture has a stoichiometry of from about 50 to about 90 that is imbalanced, and wherein a nitrogen-carbon-oxygen group content of the mixture is greater than a hydroxyl content of the mixture.