B - Operations – Transporting – 41 – N
Patent
B - Operations, Transporting
41
N
B41N 3/00 (2006.01) B41N 3/03 (2006.01) B41N 3/08 (2006.01)
Patent
CA 2361340
A process for the treatment of an erasable lithographic printing plate, includes treating a used or unused printing plate with an erasing composition to clean the printing plate, laser imaging the printing plate with a polymeric substance, and to provide an image thereon, and fixing the image on the printing plate. Further, the printing plane has applied thereto any one of a heat-curable and water-soluble substance, if desired, immediately after the laser imaging, or a water-soluble substance immediately after the laser imaging, or a heat-curable and water-soluble substance immediately after the laser imaging, followed by warming of the printing plate. The water-soluble substance or the heat-curable and water-soluble substance is washed off using a solution essentially consisting of water before printing.
Hartmann Thomas
Schneider Josef
Man Roland Druckmaschinen Ag
Manroland Ag
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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