The effect of borates on kraft, kraft-AQ and soda-AQ cooking of black spruce

Paperi ja Puu/Paper and Timber

Volumn 78, Issue 8, 1996, Pages 456-460

  Prihoda, Susanne ^a   Wandelt, Pawel ^a,b   Kubes, George J ^a  

^a MCGILL UNIVERSITY   (Canada)

^b LODZ UNIVERSITY OF TECHNOLOGY   (Poland)

Author keywords

Alkaline pulping; Anthraquinone; Causticizing; Kraft pulping; Picea mariana; Sodium borate; Yield

Indexed keywords

EID: 0141613406     PISSN: 00311243     EISSN: None     Source Type: Trade Journal    
DOI: None     Document Type: Article

References (13)

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2. Janson, J. and Pekkala, O.: The use of unconventional alkali in cooking and bleaching. Part 2: Alkali cooking of wood with the use of borate. Paperi ja Puu 59(1977):9, 546-557.
3. Janson, J and Pekkala, O.: The use of unconventional alkali in cooking and bleaching. Part 3: Oxygen-alkali cooking and bleaching with the use of borate. Paperi ja Puu 60(1978):2, 89-93.
4. Janson, J.: The use of unconventional alkali in cooking and bleaching. Part 4: Kraft cooking with the use of borate. Paperi ja Puu 60(1978):5, 349-352, 355-357.
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7. Janson, J.: Autocausticizing alkali and its use in pulping and bleaching. Paperi ja Puu 61(1979):8, 495-504.
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9. Snell, F.D. and Hilton, C.L. (ed.): Encyclopedia of Industrial Chemical Analysis, Interscience Publishers, New York, London, Sydney, Toronto 1969, Vol. 7, pp. 401-406.
10. Tasman, J.E. and Berzins, V.: The Permanganate Consumption of Pulp Materials, Pulp Paper Mag. Can. 58(1957):10, 145-158.
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12. Wandelt, P. and Surewicz, W.: Catalyzed Alkaline Sulfur-free Pulping. Relationship Between Degree of Delignification and Lignin Content in Pulps, Przegl. Papiern. 37(1981):3, 83-84.
13. MacLeod J.M.: Is Unbleached Softwood Kraft Pulp Strongest at 30 Kappa Number?, Paperi ja Puu 73(1991):8, 773-777.