A paper substrate containing a wetting agent and having...

D - Textiles – Paper – 21 – H

Patent

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Details

D21H 17/20 (2006.01) D21H 17/33 (2006.01) D21H 17/45 (2006.01) D21H 17/66 (2006.01) D21H 17/67 (2006.01) D21H 21/16 (2006.01)

Patent

CA 2710804

The present invention relates to a sizing composition that, when applied to paper substrate, creates a substrate, preferably suitable for inkjet printing, having increased print density, enhanced print mottle, as well as print sharpness, low HST, and/or image dry time, the substrate preferably having high brightness and reduced color-to-color bleed as well. In addition, the present invention relates to a method of reducing the HST of a paper substrate by applying the sizing composition to at least one surface thereof. Further, the application relates to methods of making and using the sizing composition, as well as methods of making and using the paper containing the sizing composition.

La présente invention concerne une composition d'encollage qui, lorsqu'elle est appliquée sur un substrat de papier, crée un substrat, de préférence approprié à l'impression par jet d'encre, présentant une densité d'impression augmentée, une marbrure d'impression accrue, ainsi qu'une netteté d'impression, une faible valeur HST, et/ou de temps de séchage d'image, le substrat présentant de préférence une brillance élevée ainsi qu'un débordement de couleur à couleur réduit. De plus, la présente invention concerne un procédé de réduction de la valeur HST du substrat de papier grâce à l'application de la composition d'encollage sur au moins une de ses surfaces. En outre, l'application concerne des procédés de réalisation et d'utilisation de la composition d'encollage, ainsi que des procédés de réalisation et d'utilisation de papier contenant la composition d'encollage.

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