Patent ID: 7198837
Filing Date: 2007-04-03
Classification: C09D,Y10T

Abstract:
1. An ink-jet imaged recording medium comprising a colored portion, wherein the colored portion comprises aggregates of fine particles, each of the fine particles having a coloring material thereon by adsorption in a monomolecular state, wherein the recording medium is a plain paper, wherein the coloring material is anionic or cationic, and the fine particles have a polarity opposite to that of the coloring material, wherein the colored portion is obtained by applying an ink containing the coloring material and a liquid composition containing the fine particles to the recording medium in such a manner that the ink and the liquid composition come in contact with each other in a liquid state, and wherein a ratio of the coloring material to the fine particles is larger in a peripheral portion of the image than in the remaining portion of the image.