D - Textiles – Paper – 21 – H
Patent
D - Textiles, Paper
21
H
D21H 21/16 (2006.01) D21H 17/24 (2006.01) D21H 25/04 (2006.01)
Patent
CA 2395704
The invention concerns a method for improving the printability and coatability of calendered paper and board. The method suggests the addition of polysaccharide and further, as a hydrophobic agent, at least a dispersed polymer which contains hydrophobic monomers, to the fiber stock in the production of the paper and board.
L'invention concerne un procédé d'amélioration de l'imprimabilité et de l'aptitude au couchage d'un papier et d'un carton calandrés. Ce procédé consiste à ajouter à la pâte de fibres, pendant la production du papier et du carton, un glucide, puis, comme agent hydrophobe, au moins un polymère dispersé qui contient des monomères hydrophobes.
Malmstrom Olof
Niinikoski Mari
Sundberg Kenneth
Basf Specialty Chemicals Holding Gmbh
Mccarthy Tetrault Llp
Raisio Chemicals Oy
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