Patent ID: 6508170
Filing Date: 2003-01-21
Classification: B41C

Abstract:
A lithographic plate material comprising a support and an image-receptive layer formed on the support, wherein the surface of the image-receptive layer has an arithmetic mean roughness defined by JIS-B0601 of not less than 0.40 &mgr;m and less than 1.20 &mgr;m and a contact angle to distilled water at room temperature of less than 50 degrees, wherein the image-receptive layer has ink-receptiveness for hot-melt and lipophilic ink, and wherein the image-receptive layer comprises polyvinyl alcohol cross-linked with tetra-alkoxy silane hydroxylate, titanium oxide microparticles, and silica having an average primary particle size of from 1 nm to 100 nm and/or alumina having an average primary particle size of from 1 nm to 100 nm.