Producing gloss papers

摘要

A method of producing a gloss publication grade paper showing when printed by a gravure printing process an improved print quality which method includes the steps of: (a) preparing a paper sheet from a paper making composition comprising a cellulosic fibrous material and a particulate filler material; (b) optionally coating the paper sheet with a coating composition comprising an aqueous suspension of a particulate coating pigment material and a hydrophilic binder; and (c) calendering the paper sheet; wherein in step (a) the particulate filler material employed in the paper making composition has been treated prior to addition to the cellulosic fibrous material by addition thereto of a surface treatment agent to hydrophobise the particulate filler material, the surface treatment agent comprising molecules having a hydrophilic moeity and a hydrophobic moeity, the hydrophobic moeity comprising at least one hydrocarbon group having from 8 to 30 carbon atoms.