Dye fixing agent for water-color ink and ink jet recording...

B - Operations – Transporting – 41 – M

Patent

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Details

B41M 5/52 (2006.01) B41M 5/00 (2006.01) C01B 33/12 (2006.01) C01B 33/26 (2006.01) C01F 7/00 (2006.01)

Patent

CA 2360438

A dye fixing agent for water-color ink to be contained in the water-color ink accepting layer of an ink jet recording medium having a water-color ink accepting layer formed on a substrate, which is a hydrotalcite compound containing a silicic acid anion and a sulfuric acid ion, or a silicic acid anion as an anion(s) and metal lithium. An ink jet recording medium comprising the dye fixing agent for water-color ink on a substrate. The dye fixing agent for water-color ink provided by the present invention is excellent in the fixability of water-color ink and the ink jet recording medium provided by the present invention is excellent in the resolution, water resistance and light resistance of an image recorded on the medium.

L'invention concerne un agent de fixation de colorant dans une couche réceptrice d'encre aqueuse utilisée dans un support d'enregistrement par jet d'encre comprenant un substrat, ainsi qu'une couche réceptrice d'encre aqueuse stratifiée. L'agent de fixation de colorant comprend un composé hydrotalcite contenant un anion silicate et un ion sulfate, et du lithium métallique. Le support d'enregistrement par jet d'encre comporte un substrat, et l'agent de fixation de colorant pour un support d'enregistrement par jet d'encre stratifié. L'agent de fixation de colorant pour encre aqueuse est doté de propriétés performantes de fixation d'une encre aqueuse, et le support d'enregistrement par jet d'encre fournit une excellente résolution d'image d'enregistrement et possède une excellente résistance à l'eau et à la lumière.

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