Process for producing a pulp

Before boiling, the starting material is steam-treated. The cellulose obtained by boiling is subjected to cold alkali extraction, during further treatment. Steam treatment takes place at 120[deg]C or more, at a P factor of 50 or less. Medium pressure steam at 150[deg]C - 180[deg]C is employed. Befor...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	PROBERGER ANDREA, SIXTA HERBERT, BORGARDS ANDREA, MOESLINGER ROLAND
Format:	Patent
Sprache:	chi ; eng
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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