Development of a sulphur-free, high-yield pulping process

TAPPI Fall Technical Conference

Volumn , Issue , 2004, Pages 139-146

  Lönnberg, Bruno ^a   Quader, M M A ^a   Heikkilä, Elina ^a  

^a ÅBO AKADEMI UNIVERSITY   (Finland)

Author keywords

[No Author keywords available]

Indexed keywords

DELIGNIFICATION; EXTRACTION; HARDWOODS; HYDROLYSIS; IMPREGNATION; LIGNIN; PAPER AND PULP MILLS; VISCOSITY;

CHIP HYDROLYSIS; HIGH-YIELD PULPING PROCESSES; OXYGEN TREATMENT; SULPHER-FREE BLACK LIQUORS;

PULP MANUFACTURE;

DELIGNIFICATION; EXTRACTION; HARDWOODS; HIGH YIELD PULPING; HYDROLYSIS; IMPREGNATION; LIGNIN CONTENT; PULP MILLS;

EID: 22144467344     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (9)

1. Backman, M., Lönnberg, B., Ebeling, K., Henricson, K., and Laxén, T., "Impregnation-depolymerisation- extraction pulping", Paper and Timber, 76(10): pp. 644-648(1994).
2. Robertsén, L., Lönnberg, B., Ebeling, K., Henricson, K. and Laxén, T., "IDE pulping- The impregnation stage", Paper and Timber, 78(3): pp. 96-101(1996).
3. Robertsén, L., Lönnberg, B., Ebeling, K., Henricson, K. and Laxén, T., "IDE pulping- The depolymerisation stage", Paper and Timber, 78(5): pp. 271, 273-276(1996).
4. Robertsén, L., Lönnberg, B. and Laxén, T., "Extraction in combination with pulp washing", Pulp and Paper Canada, 98(9): pp. 86-89 (T345-T348)(1997).
5. Robertsén, L., Lönnberg, B., Laxén, T. and Henricson, K., "The IDE process- A way to boost the pulp yield", 1998 Tappi Symposium on Breaking the Pulp Yield Barrier, Atlanta, Georgia, Proceedings p. 247
6. Laxén, T., Backman, M., Lönnberg, B., Hultholm, T. and Henricson, K., "Characteristics of bleached hardwood IDE pulp, a new type of ethanol extracted soda pulp", 1998 International Pulp Bleaching Conference, Helsinki, Finland, Proceedings- Poster presentations, Gummerus kirjapaino Oy, Jyväskylä, Book 2, pp. 307-308.
7. Ciovica, S., Lönnberg, B. and Lönnqvist, K., "Dissolving pulp by the IDE pulping concept", Cellulose Chemistry and Technology, 32(3-4): pp. 279-290(1998).
8. Quader, M.M.A., "Improvement of the Alkaline Delignification of Wood and Nonwood Raw Materials for Pulp Production", Laboratory of Pulping Technology, Faculty of Chemical Engineering, Åbo Akademi University, Åbo, Finland, 2003; Åbo Akademis tryckeri, ISBN 952-12-1253-5.
9. Sixta, H., Research Note 09/03, Lenzing, Austria (2003).