D - Textiles – Paper – 21 – H
Patent
D - Textiles, Paper
21
H
D21H 23/28 (2006.01) D21F 9/00 (2006.01) D21F 11/04 (2006.01) D21H 23/24 (2006.01) D21H 23/50 (2006.01) D21H 27/32 (2006.01)
Patent
CA 2449878
The invention relates to a method for manufacturing a multilayered pulp product, preferably paper or cardboard. Said method includes applying a charge between at least two layers of fiber material while in motion and before final bonding of said layers. The charge is preferably an inorganic charge although it may also contain organic components, wherein calcium sulfate is preferably used.
L'invention concerne un procédé de fabrication d'un produit de pulpe multicouche, de préférence du papier ou du carton. Ce procédé consiste à appliquer une charge entre au moins deux couches de matériau de fibre en mouvement avant de coller définitivement lesdites couches. De préférence, la charge est d'origine inorganique, bien qu'elle puisse contenir des composants organiques, et on utilise de préférence du sulfate de calcium.
Pianta Fabienne
Serrat Sitjas Xavier
Kemira Chemicals Oy
Marks & Clerk
LandOfFree
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