VERFAHREN ZUR DELIGRIFIZIERUNG VON LIGNOCELLULOSEHALTIGEM ZELLSTOFF

Lignocellulose-contg. pulp is delignified and bleached using a peracid (or a salt of a peracid). The pulp is then treated with a complexant, followed by a Cl-free bleaching agent comprising one or more of a peroxide, ozone or sodium dithionite. The pulp to be treated with peracid is a chemically dig...

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Bibliographische Detailangaben

Hauptverfasser:	LINSTEN, MAGNUS, HAELLSTROEM, ANN-SOFIE, BASTA, JIRI
Format:	Patent
Sprache:	ger
Schlagworte:	APPARATUS THEREFOR PAPER-MAKING PRODUCTION OF CELLULOSE PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCESFROM CELLULOSE-CONTAINING MATERIALS REGENERATION OF PULPING LIQUORS TEXTILES
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