Selectivity improvement in oxygen delignification and bleaching of lignocellulose pulp using singlet oxygen

A process to enhance delignification or bleaching in chemical or mechanical pulps comprising generation of singlet oxygen as a separate step and subsequent transport of singlet oxygen to pulp to effect bleaching or brightening of the pulp.

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Bibliographische Detailangaben
Hauptverfasser: CHENG HUAI N, HOLLOMON MARTHA G
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A process to enhance delignification or bleaching in chemical or mechanical pulps comprising generation of singlet oxygen as a separate step and subsequent transport of singlet oxygen to pulp to effect bleaching or brightening of the pulp.