Aluminium alloy substrate for lithographic printing plate and method for producing the same

• Main Authors: TODA, YUZO, WIEGERS, RONALDUS J. T. H, KOOPMANS, SIPKE JAN, SEKIYA, TOSHIYUKI
• Format: Patent
• Language: English; French; German
• Published: 31.08.2005
• Edition: 7
• Subjects: CASTING; CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES; LINING MACHINES; MATERIALS FOR SURFACES USED IN PRINTING MACHINES FOR PRINTING,INKING, DAMPING, OR THE LIKE; PERFORMING OPERATIONS; POWDER METALLURGY; PREPARING SUCH SURFACES FOR USE AND CONSERVING THEM; PRINTING; PRINTING PLATES OR FOILS; STAMPS; TRANSPORTING; TYPEWRITERS

Disclosed is a planographic printing plate with high quality and low cost obtained by casting molten aluminium directly and continuously into a thin aluminium plate, wherein the surface which reveals less ripple marks upon etching with an alkaline solution, is used for the manufacturing of the print...