INKJET RECORDING SHEET

PROBLEM TO BE SOLVED: To provide an inkjet recording sheet where a coating layer for inkjet recording is provided on one side of single-layer base paper mainly composed of wood pulp and a filler, which has excellent inkjet recordability for a dye ink and a pigment ink, whose backside has excellent o...

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Bibliographische Detailangaben
Hauptverfasser: KAGOTA NOBUHIRO, SAKATA NAOYA, YOSHIDA YASUMINE
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide an inkjet recording sheet where a coating layer for inkjet recording is provided on one side of single-layer base paper mainly composed of wood pulp and a filler, which has excellent inkjet recordability for a dye ink and a pigment ink, whose backside has excellent offset printability, and which hardly causes bleeding caused by inkjet recording, a pen using a water-based ink, etc. SOLUTION: The base paper is to surface-treated by using a size-press fluid which is mainly composed of a water-soluble polymer resin, a cationic resin and a water-soluble polyvalent metal salt; the coating layer for the inkjet recording is provided on one side; and an offset printing layer, which is mainly composed of the water-soluble polymer resin, is provided on the other side. Preferably, a polycondensate, which is mainly composed of a dimethylamine and an epichlorohydrin and wherein at least one kind selected from second-class amines except ammonia, a first-class amine and a dimethylamine serves as a third component, is used as the cationic resin. COPYRIGHT: (C)2006,JPO&NCIPI