Patent ID: 6117563
Filing Date: 2000-09-12
Classification: D21H,G03C,Y10T

Abstract:
A paper support having on a surface thereof, a light-proof layer having a hue of from 25 to 70 in terms of the luminosity index L* and a light transmittance of 0.5% or less over a wavelength region ranging from 200 to 800 nm without the use of either aluminum foil or an aluminum metallized film, and a moisture-proof layer on said light-proof layer or on a surface of said paper opposite the surface coated with the light-proof layer, and said light-proof layer comprising an aqueous binder and a pigment component containing from 2 to 50% by weight of graphite, from 10 to 70% by weight of a color pigment, and from 10 to 70% by weight of a white pigment.