Printing process employing development-on-press type...

Details Printing process employing development-on-press type... Printing process employing development-on-press type...

2006-04-25

2006-04-25

Nguyen, Anthony H. (Department: 2854)

Printing

Processes

C101S424100

Reexamination Certificate

active

07032516

ABSTRACT:
Disclosed are a printing process employing a printing press comprising a plate cylinder and a blanket cylinder, and employing a first printing plate material and a second printing plate material each material comprising a hydrophilic support and provided thereon, an image formation layer, the image formation layer at non-image portions being capable of being removed with dampening water or printing ink, the process comprising the steps of (a) mounting the first printing plate material on the plate cylinder; (b) carrying out printing by supplying dampening water and printing ink to the first printing plate material, (c) then washing the surface of the blanket cylinder with a cleaning solution; d) drying the washed surface of the blanket cylinder; (e) dismounting the first printing plate material from the plate cylinder; (f) mounting the second printing plate material on the plate cylinder, and (g) carrying out printing after the step (d).

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patent: 5148746 (1992-09-01), Fuller et al.
patent: 5447102 (1995-09-01), Pfeiffer et al.
patent: 5651316 (1997-07-01), DeMoore et al.
patent: 6637335 (2003-10-01), Jentzsch
patent: 6810807 (2004-11-01), Hebert
patent: 1 232 858 (2002-08-01), None
patent: WO 97/12759 (1997-04-01), None
Patent Abstracts of Japan, vol. 2002, No. 06, Jun. 4, 2002 of JP 2002 059089 A (Komori Corp) Feb. 26, 2002.

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