Process of manufacturing and finishing coated paper, and resultant product

Claim 1

THE CONTINUOUS ON-THE-MACHINE METHOD OF PRODUCING HIGH GRADE PRINTING PAPER HAVING A HIGH DEGREE OF PRINTING SMOOTHNESS AND FREEDOM OF MOTTLE WITHOUT SUPERCALENDERING WHICH COMPRISES APPLYING A FIRST LAYER OF AN AQUEOUS COATING COMPOSITION COMPRISING MINERAL PIGMENT AND ADHESIVE TO A TRAVELING WEB OF PAPER, SMOOTHING THE FIRST COATING LAYER AND WIPING EXCESS COATING FROM THE WEB, SUBSTANTIALLY SETTING THE FIRST COATING LAYER, APPLYING A SECOND LAYER OF AN AQUEOUS COATING COMPOSITION COMPRISING MINERAL PIGMENT AND ADHESIVE TO THE SURFACE OF THE FIRST COATING LAYER, SMOOTHING SAID SECOND COATING LAYER OVER THE FIRST COATING LAYER AND WIPING EXCESS COATING FROM THE WEB, DRYING THE RESULTANT COATED WEB, PASSING THE COATED WEB THROUGH A NIP FORMED BY A METAL ROLL AND A RESILIENT ROLL TO FINISH THE COATED WEB, THE IMPROVEMENT WHICH COMPARISES PRESSING THE COATED SURFACE OF THE WEB AGAINST THE METAL ROLL BY A RESILIENT ROLL HAVING A SOLID, CAST COVER OF A NON-FIBROUS SYNTHETIC POLYMERIC COMPOSITION SELECTED FROM THE GROUP CONSISTING OF POLYCAPROLACTAM, POLYHEXAMETHYLENE ADIPAMIDE, POLY-W-AMINOUNDECANOIC ACID, AND A POLYARYL CARBONATE HAVING THE STRUCTURAL FORMULA: -(COO-(1,4-PHENYLENE)-C(-CH3)2-(1,4-PHENYLENE)-O)NSAID RESILIENT ROLL HAVING A SHORE D HARDNESS OF AT LEAST 53 AT ROOM TEMPERATURE.