D - Textiles – Paper – 21 – H
Patent
D - Textiles, Paper
21
H
D21H 23/28 (2006.01) D21H 21/00 (2006.01) D21G 1/00 (2006.01) D21H 11/08 (2006.01)
Patent
CA 2365991
A method and arrangement for manufacturing paper, in which method base paper manufactured in a paper machine is calendered and coated to improve its printing properties. Before calendering, the moisture content of the manufactured base paper is brought to 4 - 14 % of the total weight of the paper, after which the base paper web (2) is taken to a multi-nip calender (3), the base paper being calendered by the multi-nip calender (3) and the calendered base paper (2) coated on at least one side with a layer of coating.
L'invention concerne un procédé et un agencement permettant de fabriquer du papier. Selon le procédé, on calandre et on couche le papier support fabriqué dans une machine à papier afin d'améliorer ses propriétés d'impression. Avant le calandrage, la teneur en humidité du papier support est ramenée à 4-14 % du poids total du papier; la bande de papier support (2) est amenée à une calandre à plusieurs lignes de contact (3); le papier est calandré par ladite calandre (3); et le papier support calandré (2) est, sur au moins une face, recouvert d'une couche de couchage.
Gowling Lafleur Henderson Llp
Metso Paper Inc.
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