Lithographic printing plate forebody

A planographic printing plate precursor of the present invention includes a hydrophilic support, and a lower layer and an image recording layer disposed on the hydrophilic support in this order. The lower layer includes a water-insoluble and alkali-soluble resin, and wherein the image recording laye...

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Bibliographische Detailangaben
1. Verfasser:	WATANABE TAKATARO,IWATO KAORU,KOCHI IKUSEI
Format:	Patent
Sprache:	eng
Schlagworte:	APPARATUS SPECIALLY ADAPTED THEREFOR CINEMATOGRAPHY COLOUR PRINTING ELECTROGRAPHY HOLOGRAPHY LINING MACHINES MATERIALS THEREFOR ORIGINALS THEREFOR PERFORMING OPERATIONS PHOTOGRAPHY PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES,e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTORDEVICES PHYSICS PRINTING PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES PROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTINGSURFACES STAMPS TRANSPORTING TYPEWRITERS
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Beschreibung
Zusammenfassung:	A planographic printing plate precursor of the present invention includes a hydrophilic support, and a lower layer and an image recording layer disposed on the hydrophilic support in this order. The lower layer includes a water-insoluble and alkali-soluble resin, and wherein the image recording layer includes a novolak type phenolic resin containing phenol as a structural unit thereof and a light-to-heat conversion agent, and exhibits increased solubility in an alkaline aqueous solution when exposed to an infrared laser.