Patent ID: 6423375
Filing Date: 2002-07-23
Classification: B41M,Y10T

Abstract:
An improved process for applying at least one ink-receiving layer to a non-permeable substrate, said ink-receiving layer for stabilizing at least one colorant in at least one ink printed thereon, said ink-receiving layer comprising a non-permeable substrate, a porous basecoat formed thereon and comprising a plurality of pores, said ink-receiving layer further comprising at least one first pigment and at least one first binder, and a topcoat formed on said porous base coat, said topcoat comprising at least one colorless second pigment and at least one second binder, wherein said at least one first pigment may be the same or different as said at least one colorless second pigment and wherein said at least one first binder may be the same or different as said at least one second binder, said process comprising:(a) applying said porous basecoat to a surface of said non-permeable substrate; (b) applying a re-wet liquid to said porous basecoat; and (c) applying a topcoat on said re-wet liquid, the improvement comprisingformulating said re-wet liquid to contain at least one light fastness compound.