Photosensitive lithographic printing plate having a layer of a hydrolyzed and polycondensed organometallic compound
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United States of America Patent
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Feb 29, 2000
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app pub date -
Mar 31, 1997
filing date -
Apr 1, 1996
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Abstract
A photosensitive lithographic printing plate comprising a substrate having provided on the surface thereof a photosensitive layer through a layer which is formed by coating and drying a composition prepared by hydrolyzing and polycondensing a compound represented by formula (I) in a solvent having dissolved therein a phenol having a molecular weight of 1,000 or less or an organic phosphoric acid compound: A.sub.m M(R).sub.n (I) wherein M represents silicon, aluminum, titanium or zirconium, A represents a hydrogen atom, an alkyl group, an aryl group, an alkenyl group, a propargyl group, an alkoxy group, an epoxyalkyl group, a silyl group, a siloxy group or a functional group capable of addition reaction by a radical, m and n each represents 0 or a positive integer, provided that m+n=3 or 4, and R represents one of the groups (a) to (e) defined in the specification.
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