Patent ID: 6120394
Filing Date: 2000-09-19
Classification: A63B,B41M,B44C

Abstract:
A process for manufacturing a golf ball having a mark thereon, said mark comprising an ink portion and a metal foil portion covered with a cover layer, and a boundary between said cover layer and metal foil portion being rough, said process comprising the steps of:(A) forming a cover layer on a base film;(B) making a surface of said cover layer rough;(C) printing a desired shape using ink of a desired color on said rough surface of the cover layer to define a portion of said rough surface where the ink is applied to defining an ink portion;(D) forming a water-soluble layer at least on said ink portion, except for a part of the rough surface of the cover layer which constitutes the mark together with said ink portion;(E) forming a metal foil layer on said water-soluble layer and on said part of the rough surface of the cover layer;(F) removing the water-soluble layer with said metal foil layer on the water-soluble layer to thereby define said part of the rough surface of the cover layer where said metal foil layer has remained as a metal foil portion;(G) forming an adhesive layer at least on said metal foil portion and said ink portion constituting the mark to obtain a transfer printing film; and(H) transfer printing the mark to a golf ball using said transfer printing film.