PATTERNED PAPER

摘要

The present invention relates to a process for the production of nonuniformly intensely colored paper, and paper produced by this process. The process comprises: (a) application of at least one surfactant or a mixture of surfactants in the forms of a latent image or pattern to paper, (b) coloring of the paper by means of a dye solution and (c) drying of the colored paper.