B - Operations – Transporting – 41 – N
Patent
B - Operations, Transporting
41
N
B41N 3/03 (2006.01) B08B 3/08 (2006.01) B41C 1/00 (2006.01) B41F 35/00 (2006.01) B41N 3/08 (2006.01) C08K 3/32 (2006.01) C08L 93/00 (2006.01)
Patent
CA 2489879
The invention provides a gumming medium for the treatment of printing plates comprising a buffer solution, a water-soluble polymer, a surfactant, and, optionally, a polyhydroxy compound. The invention further provides a printing process utilizing the medium, and a process utilizing the medium as a pretreatment composition for the temporary protection of fresh printing plates from soiling and from the influence of external factors.
Hartmann Thomas
Langer Herbert
Wagner Michael
Man Roland Druckmaschinen Ag
Manroland Ag
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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