METHOD OF MAKING MECHANICAL PULP

Mechanical pulp intended for coated light weight paper (LWC), magazine paper or the like made as follows. Impregnation and preheating of the material, refining in a double-disc refiner, bleaching, refining in a single-disc refiner and screening of the pulp. Pâte mécanique destinée au papier léger co...

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Bibliographic Details
Main Authors FALK, BO, G., S, DANIELSSON, K., OVE, JACKSON, MICHAEL
Format Patent
LanguageEnglish
Published 21.05.1987
Edition4
Subjects
APPARATUS THEREFOR
FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
PAPER-MAKING
PRODUCTION OF CELLULOSE
PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCESFROM CELLULOSE-CONTAINING MATERIALS
REGENERATION OF PULPING LIQUORS
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Summary:Mechanical pulp intended for coated light weight paper (LWC), magazine paper or the like made as follows. Impregnation and preheating of the material, refining in a double-disc refiner, bleaching, refining in a single-disc refiner and screening of the pulp. Pâte mécanique destinée au papier léger couché, au papier de magazine ou similaire, et fabriquée comme suit: imprégnation et préchauffage du matériau, raffinage dans un raffineur à double disque, blanchiment, raffinage dans un raffineur monodisque et tamisage de la pâte.
Bibliography:Application Number: WO1986SE00454