Patent ID: 6248804
Filing Date: 2001-06-19
Classification: B41M,C09D,Y10S

Abstract:
A radiation curable water-insoluble production ink for forming an inked surface on at least a portion of a surface of a ball, at least said inked surface thereafter being coated with a topcoat, said ink comprising:(a) a prepolymer having at least two prepolymer functional moieties, said prepolymer being selected from the group consisting of a first acrylate, an ester and mixtures thereof;(b) a polymerizable monomer;(c) a visible light photoinitiator, wherein the visible light photoinitiator has an absorbance spectrum in both the ultraviolet and visible light regions;(d) an adhesion promoting component having at least one adhesion promoting functional moiety, said component being sufficient to maintain adhesion of at least about 75% of said inked surface to said topcoat and to said ball surface upon curing of said ink and after coating said ink with said topcoat; and(e) an ultraviolet light photoinitiator.