Support material for recording layer

Details Support material for recording layer Support material for recording layer

D - Textiles, Paper

21

H

D21H 19/72 (2006.01) B41M 5/41 (2006.01) B41M 5/50 (2006.01) G03C 1/775 (2006.01) G03G 7/00 (2006.01)

Patent

CA 2642924

A layer support for recording layers with a base paper comprises a hardwood pulp with a fibre fraction smaller than 200 µm, after grinding, of not more than 45% by weight, with an average fibre length of 0.4 to 0.8 mm, and a filler fraction of 5% to 40%, more particularly 10% to 25%, by weight, based on the mass of the pulp.

Le support de couche selon l'invention pour couches d'enregistrement avec un papier brut contient une cellulose de bois de feuillus avec une teneur en matière fibreuse inférieure à 200 µm, après foulage, de 45 % en poids au maximum et une longueur de fibres moyenne de 0,4 à 0,8 mm et une teneur en remplissage de 5 à 40 % en poids, en particulier de 10 à 25 % en poids, par rapport à la masse de la cellulose.

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