Information medium

The present invention provides an information medium comprising a substrate having successively disposed thereon an undercoat layer and a colorant receiving layer, wherein the colorant receiving layer comprises at least fine particles, polyvinyl alcohol, a boron compound and a mordant, and the diffu...

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Bibliographische Detailangaben
Hauptverfasser:	OSE TAKAYOSHI, KOBAYASHI TAKASHI, SUGISAKI TSUTOMU, USAMI YOSHIHISA
Format:	Patent
Sprache:	eng
Schlagworte:	COLOUR PRINTING INFORMATION STORAGE INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER LINING MACHINES PERFORMING OPERATIONS PHYSICS PRINTING PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES STAMPS TRANSPORTING TYPEWRITERS
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Beschreibung
Zusammenfassung:	The present invention provides an information medium comprising a substrate having successively disposed thereon an undercoat layer and a colorant receiving layer, wherein the colorant receiving layer comprises at least fine particles, polyvinyl alcohol, a boron compound and a mordant, and the diffusion reflectance of the undercoat layer is 10% or more; and an information medium comprising a substrate having disposed thereon a colorant receiving layer, wherein the colorant receiving layer is formed by successively applying a first coating solution and a second coating solution which are different from each other.