Leather processing method for additive color, leather products manufactured by leather additive color method and leather additive color how to do the leather that the process has been made

摘要

Provided is a leather treatment process for leather coloring, carried out on a leather to be colored with a liquid ink, the process comprises the steps of, imparting to the coloring surface of the leather a resin soluble in the liquid ink and imparting to the coloring surface an aggregate of particles with a functional group having an affinity for the liquid ink. IMAGE