The effect of carryover on medium-consistency oxygen delignification of hardwood kraft pulp

Journal of Pulp and Paper Science

Volumn 23, Issue 12, 1997, Pages

  Iijima, J F ^a   Taneda, H ^a  

^a NIPPON PAPER INDUSTRIES CO   (Japan)

Author keywords

Chemical reactions; Consistency; Delignification; Entrainment; Eucalyptus; Hardwood pulps; Medium consistency; Mixing; Non metals; Oxygen; Process variables; Pulps; Reaction kinetics; Solids content; Unit operations; Variables

Indexed keywords

MIXING; OXYGEN; PH EFFECTS; REACTION KINETICS;

CARRYOVER EFFECT; DELIGNIFICATION; HARDWOOD KRAFT PULP; MEDIUM CONSISTENCY (MC) MIXER;

KRAFT PULP;

EID: 0031362089     PISSN: 08266220     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (10)

1. TENCH, L. and HARPER, S., "Oxygen Bleaching Practices and Benefits: An Overview", Tappi 70(11):55-61 (1987).
2. McDONOUGH, T.J., "Oxygen Delignification", Bleach Plant Operations Seminar, TAPPl PRESS, Charleston, SC, 61-69 (1989).
3. MARKHAM, L. and COURCHENE, C., "Medium Consistency Oxygen Delignification of Kraft Pulp for Yield and Production Increase", Proc. TAPPI Pulping Conf., Denver, CO, 165-175 (1981).
4. HSU, C.L. and HSIEH, J.S., "Fundamentals of Oxygen Bleaching: Measurement of Oxygen Diffusion Rates in Medium and High Consistency Pulp", Tappi 68(6):92 (1985).
5. MAGNOTTA, L. and COURCHENE, C., "Process Effects of Entrained Black Liquor and Oxygen Stage Filtrate Solids on Oxygen Delignification", Proc. TAPPI Pulping Conf., Toronto, ON, 309-312 (1982).
6. MILLER, W., SHACKFORD, L., JIANG, H. and GENCO, I., "Effect of Entrained Black Liquor Carryover on Medium Consistency Oxygen Delignification", Proc. Oxygen Delignification Symp., Toronto, ON, 107-113 (1990).
7. HSU, C.L. and HSIEH, I.S., "Effect of Mass Transfer on Medium Consistency Oxygen Bleaching Kinetics", Tappi 68(11):126-130 (1985).
8. MYERS, R. and EDWARDS, L., "Development and Verification of a Predictive Oxygen Delignification Model for Hardwood and Softwood Kraft Pulp", Proc. TAPPI Engineering Conf., Atlanta, GA, 741-747 (1989).
9. HSU, C.L. and HSIEH, I.S., "Mass Transfer and Kinetics of Oxygen Delignification at Medium and Low Consistencies with High Shear Mixing", Proc. TAPPI Pulping Conf., Seattle, WA, 223-228 (1989).
10. VINCENT, H.D., LOI NGUYEN, K. and MATHEWS, J.F., "Kinetics of Oxygen Delignification of Eucalypt Kraft Pulp", Appita 47(3):217 (1994).