Patent ID: 8609210
Filing Date: 2013-12-17
Classification: B41M,D21H

Abstract:
1. A coated printing paper comprising a base paper, an undercoating layer which is applied on at least one surface of the base paper and contains a pigment and a binder, and one or more coating layers on the undercoating layer, wherein the base paper contains at least one selected from a cationic resin and a multivalent cation salt, and an uppermost coating layer contains at least a colloidal silica, and a 75° gloss according to JIS Z8741 of a surface of the uppermost coating layer is 40% or more, the colloidal silica contained in the uppermost coating layer includes a colloidal silica composite synthetic resin, and the binder contained in the uppermost coating layer is a water dispersible binder, and a glass transition temperature of the water dispersible binder is lower than the glass transition temperature of the synthetic resin included in the colloidal silica composite synthetic resin, wherein the coated printing paper is used for a printing machine employing ink jet recording system.