PRINTING PLATE CONTAINING MODIFIED PIGMENT PRODUCT

PROBLEM TO BE SOLVED: To provide a printing plate containing pigment such as carbon black having improved dispersibility.SOLUTION: A printing plate comprises a substrate (a) and a radiation absorption layer (b). The radiation absorption layer contains at least one modified pigment product comprising...

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Bibliographische Detailangaben
Hauptverfasser:	BELMONT JAMES A, ROSA CASADO PORTILLA, COLLIN P GALLOWAY
Format:	Patent
Sprache:	eng
Schlagworte:	APPARATUS SPECIALLY ADAPTED THEREFOR CINEMATOGRAPHY COLOUR PRINTING ELECTROGRAPHY HOLOGRAPHY LINING MACHINES MATERIALS THEREFOR OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS 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:	PROBLEM TO BE SOLVED: To provide a printing plate containing pigment such as carbon black having improved dispersibility.SOLUTION: A printing plate comprises a substrate (a) and a radiation absorption layer (b). The radiation absorption layer contains at least one modified pigment product comprising pigment where at least one organic ionic group and at least one amphiphilic counter ion are bonded. In the printing plate, the amphiphilic counter ion contains charges opposite to charges of the organic ionic group.