Radiation imagery chemistry: process – composition – or product th – Imaging affecting physical property of radiation sensitive... – Making printing plates
Reexamination Certificate
2005-04-19
2005-04-19
Hamilton, Cynthia (Department: 1752)
Radiation imagery chemistry: process, composition, or product th
Imaging affecting physical property of radiation sensitive...
Making printing plates
C430S309000
Reexamination Certificate
active
06881532
ABSTRACT:
Disclosed is a method of processing a light sensitive planographic printing plate precursor comprising a support, and provided thereon, a light sensitive layer and an overcoat layer in that order, the method comprising the steps of imagewise exposing the light sensitive planographic printing plate precursor, pre-washing the exposed light sensitive planographic printing plate precursor with a pre-washing solution in the presence of a compound represented by the following formula (1) or (2), or an N-alkyliminodiacetic acid or its salt, the alkyl having a carbon atom number of 1 to 3, and developing the pre-washed light sensitive planographic printing plate precursor with a developer,
REFERENCES:
patent: 6162575 (2000-12-01), Fujioka et al.
patent: 10-10754 (1998-01-01), None
English Machine Translation of JP 10-010754 from Patent Abstracts of Japan, 16 pages, publication date of application Jan. 16, 1998.*
RN 64-02-8, Registry, Copyright 2004, ACS on STN, one page.*
DATABASE WPI, Section Ch, Week 199813, Derwent Publications Ltd., London, GB; An 1998-134769 XP002261859 of JP 10 010754 A (Konica Corp), Jan. 16, 1998.
DATABASE WPI, Section Ch, Week 199803, Derwent Publications Ltd., London, GB; AN 1998-029443 XP002261860 of JP 09 288357 A (Konica Corp.), Nov. 4, 1997.
Frishauf Holtz Goodman & Chick P.C.
Hamilton Cynthia
Konica Corporation
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