High-brightness bleaching of softwood kraft pulps with oxygen, ozone and peroxide

Journal of Pulp and Paper Science

Volumn 23, Issue 9, 1997, Pages

  Van Lierop, B ^a   Berry, R M ^a   Roy, B P ^a,b  

^a PAPRICAN   (Canada)

^b AIR PRODUCTS AND CHEMICALS INC   (United States)

Author keywords

Brightness; Chlorine free bleaching; Kraft pulps; Multistage process; Oxygen bleaching; Ozone bleaching; Peroxide bleaching; Softwood pulps

Indexed keywords

BLEACHING; HYDROGEN PEROXIDE; OPTICAL PROPERTIES; OXYGEN; OZONE;

DELIGNIFICATION; HIGH BRIGHTNESS BLEACHING; SOFTWOOD KRAFT PULPS;

KRAFT PULP;

EID: 0031238148     PISSN: 08266220     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (19)

1. LIEBERGOTT, N., VAN LIEROP, B., GARNER, B.C. and KUBES, G.J., "Bleaching a Softwood Kraft Pulp Without Chlorine Compounds", Tappi J. 67(8):76-80 (1984).
2. NUTT, W.E., GRIGGS, B.F., EACHUS, S.W. and PIKULIN, M.A., "Developing an Ozone Bleaching Process", Tappi J. 76(3):115-123 (1993).
3. VAN LIEROP, B., SKOTHOS, A. and LIEBERGOTT, N., "Ozone Delignification" in Pulp Bleaching, Principles and Practise, C.W. Dence and D.W. Reeve, Eds., TAPPI PRESS, Atlanta, 321-345 (1996).
4. ALLISON, R.W., "Efficient Ozone and Peroxide Bleaching of Alkaline Pulps from Pinus Radiata", Appita 36(1):42-46 (1982).
5. PHILLIPS, R.B., KEMPF, A.W. and ECKERT, R.C., "Chlorine Free Process for Bleaching Lignocellulosic Pulp", Canadian Patent 1,132,760 (May 1, 1982).
6. KASSEBI, A., GRATZL, J.S. and CHEN, C.-L., "Non-Conventional Kraft Pulp Bleaching - The Role of Ozone", Proc. 1992 TAPPI Pulping Conf., Atlanta, 327-340.
7. 2 Bleaching", Proc. 1991 Intl. Pulp Bleaching Conf., SPCI, Stockholm, Sweden, 23-34.
8. EARL, P.F. and NGUYEN, X.T., "High-Brightness Chlorine-Free Bleaching Without Oxygen Delignification", Proc. 1993 Intl. Non-Chlorine Bleaching Conf., Miller Freeman Press, San Francisco.
9. BOUCHARD, J., NUGENT, H.M. and BERRY, R.M., "A Comparison Between Acid Treatment and Chelation Prior to Hydrogen Peroxide Bleaching of Kraft Pulps", Proc. 1994 Intl. Pulp Bleaching Conf., Technical Section, CPPA, Montreal, 33-40.
10. VAN LIEROP, B., LIEBERGOTT, N. and FAUBERT, M.G., "Using Oxygen and Peroxide to Bleach Kraft Pulps", J. Pulp Paper Sci. 20(7):J193-J198 (1994).
11. CARRÉ, G. and LINDSTRÖM, L-Å., "Process Technology for Production of TCF-Bleached Market Kraft Pulps", Proc. 1993 Intl. Non-Chlorine Bleaching Conf., Miller Freeman Press, San Francisco.
12. LACHENAL, D. and NGUYEN, T.B., "TCF Bleaching - Which Sequence to Choose", Proc. 1993 TAPPI Pulping Conf., Atlanta, 799-804.
13. DILLNER, B. and TIBBLING, R., "Isothermal Cooking to Low Kappa Numbers Facilitates TCF Bleaching to Full Brightness", Proc. 1993 Intl. Non-Chlorine Bleaching Conf., Miller Freeman Press, San Francisco.
14. COLODETTE, J.L., GHOSH, A.K., DHASMANA, B., SINGH, U.P., GOMIDE, J.L. and SINGH, R.P., "Bleaching Processes for Market Grade TCF Pulps", Proc. 1994 Intl. Non-Chlorine Bleaching Conf., Miller Freeman Press, San Francisco, Section 7-1.
15. DILLNER, B. and TIBBLING, P., "Optimum Use of Peroxide and Ozone in TCF Bleaching", Proc. 1994 Intl. Pulp Bleaching Conf., Technical Section, CPPA, Montreal, 319-333.
16. DAHLLÖF, H., "Medium Consistency Ozone Bleaching, an Established Technology in Mill Scale", Proc. 1994 Intl. Non-Chlorine Bleaching Conf., Miller Freeman Press, San Francisco, Section 4-2.
17. STROMBERG, B. and SZOPINSKI, R., "Pressurized Hydrogen Peroxide Bleaching for Improved TCF Bleaching", Proc. 1994 Intl. Pulp Bleaching Conf., Technical Section, CPPA, Montreal, 199-210.
18. GRUNDELIUS, R., "Oxidation Equivalents, OXE - An Alternative to Active Chlorine", Tappi J. 76(1):133-137 (1993).
19. VAN LIEROP, B., BERRY, R.M. and ROY, B., "High Brightness Bleaching of Softwood Kraft Pulps with Oxygen, Ozone and Peroxide", Preprints 82nd Ann. Mtg., Technical Section, CPPA, Montreal, A247-A257 (1996).