Improvement of ClO2 delignification in ECF bleaching

2000 International Pulp Bleaching Conference: Oral Presentations

Volumn , Issue , 2000, Pages 159-162

  Lachenal, Dominique ^a   Chirat, Christine ^b  

^a INP Grenoble EFPG   (France)

^b CENTRE TECHNIQUE DU PAPIER   (France)

Author keywords

[No Author keywords available]

Indexed keywords

BLEACHING; EXTRACTION; LIGNIN; SOLUBILITY; WASHING;

INTERMEDIATE WASHING;

DELIGNIFICATION;

ALKALI EXTRACTION; BLEACHING; DELIGNIFICATION; LIGNINS; SOLUBILITY; WASHING;

EID: 0034593320     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (8)

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2. BRAGE, C., ERIKSSON, T. and GIERER, J. "Reactions of chlorine dioxide with lignins in unbleached pulps. Part III", Holzforschung, 49 (2) : 147-152 (1991).
3. ERIKSSON, T. GIERER, J. ,and BRAGE, C., "Reactions of chlorine dioxide with stilbenes and styrenes", International Symposium on Wood and Pulping Chemistry, Appita Proceedings (1): 337-339 (1991).
4. KOLAR, J.J., LINDGREN, B.O. and PETTERSON, B. "Chemical reactions in chlorine dioxide stages of pulp bleaching", J. Wood Science Technology, 17 : 117-125 (1983).
5. VUORINEN, T., BUCHERT, J., TELEMAN, A., TENKANEN, M. and FAGERSTROM, P. "Selective hydrolysis in ECF and TCF bleaching of kraft pulps", International Pulp Bleaching Conf. Tappi Proceedings (1) : 43-51 (1996).
6. MARECHAL, A., "Acid extraction of the alkaline wood pulps before or during bleaching: reason and opportunity", J. Wood Chem. Techn. 13 (2) : 261-281 (1993).
7. LACHENAL, D. and CHIRAT, C., High temperature chlorine dioxide delignification; a breakthrough in ECF bleaching of hardwood kraft pulps, Pulping Conference, TAPPI Proceedings, Montreal, Proceedings (2): 601-604 (1998).
8. NI, Y. and VAN HEININGEN, A., "Delignification mechanism of chlorine dioxide bleaching of kraft pulp", European Workshop on Lignocellulosics and Pulp, Grenoble CTP Proceedings : 85-86 (1992).