Effects of refining on the fibre structure of kraft pulps as revealed by FE-SEM and TEM: Influence of alkaline degradation

Holzforschung

Volumn 58, Issue 3, 2004, Pages 226-232

  Molin, Ulrika ^a   Daniel, Geoffrey ^b  

^a ROYAL INSTITUTE OF TECHNOLOGY   (Sweden)

^b SWEDISH UNIVERSITY OF AGRICULTURAL SCIENCES   (Sweden)

Author keywords

FE SEM; Fibre surface; Fibrillation; Intrinsic viscosity; Kraft pulp; Molar mass; Refining; Spruce; TEM

Indexed keywords

BONDING; CELLULOSE; DEGRADATION; FIBERS; SCANNING ELECTRON MICROSCOPY; TRANSMISSION ELECTRON MICROSCOPY; VISCOSITY;

FE-SEM; FIBER SURFACE; INTRINSIC VISCOSITY (IV); MOLAR MASS;

KRAFT PULP;

BONDING; CELLULOSE; DEGRADATION; FIBERS; FIBRILLATION; KRAFT PULPS; SCANNING ELECTRON MICROSCOPY; TRANSMISSION ELECTRON MICROSCOPY; VISCOSITY;

PICEA;

EID: 2942569102     PISSN: 00183830     EISSN: None     Source Type: Trade Journal    
DOI: 10.1515/HF.2004.035     Document Type: Article

References (28)

1. Aurrell, R. and N. Hartler. 1965. Kraft pulping of pine. Part I. The changes in the composition of the wood residue during the cooking process. Sv. Papperstidn. 68(3), 59-68.
2. Berthold, J. and L. Salmén. 1997. Effects of mechanical and chemical treatments on the pore size distribution in wood pulps examined by inverse SEC. J. Pulp Paper Sci. 23(6) 245-253.
3. Côté, W.A. 1967. Wood Ultrastructure. U Washington P, Syracuse, NY.
4. Daniel, G. 2003. Microview of wood under degradation by bacteria and fungi. In: Wood Deterioration and Preservation: Advances in Our Changing World. Eds B. Goodell, D.D. Nicholas, T. P. Schultz. ACS Symposium Series 845, Washington, DC. pp. 34-72.
5. Fengel, D. and G. Wegener. 1984. Wood: Chemistry, Ultrastructure, Reactions. Walter de Gruyter, Berlin.
6. Giertz, H.W. 1958. The effects of beating on individual fibres. Transactions of Cambridge Symposium, British Paper and Board Association, 389-409.
7. Gurnagul, N., D. Page and M. Paice 1992. The effect of cellulose degradation on the strength of wood pulp fibres. Nord. Pulp Pap. Res. J., 1(3), 52-154.
8. Gustavsson, C. and W. Al-Dajani, 2000. The influence of cooking conditions on the degradation of hexenuronic acid, xylan, glucomannan, and cellulose during kraft pulping of softwood. Nord. Pulp Pap. Res. J. 15(2), 160-167.
9. Ifju, G. 1964, Tensile strength behaviour as a function of cellulose in wood. For. Prod. J. 74(8), 366-372.
10. Jayme G. 1942. Wege zur Erzeugung von Papierzellstoffen maximaler Festigk. Der Papierfabrikant 40, 137-152.
11. th Int. Conf. on New Available Tech. Stockholm, Sweden. pp. 367-374.
12. Kibblewhite, R.P. 1972. Effect of beating on fibre morphology and fibre surface structure. Appita 26(3), 196-202.
13. Kibblewhite, R.P. 1975. Interrelations between pulp refining treatments, fibre and fines quality, and pulp freeness. Paperi ja Puu 57(8), 519-526.
14. McIntosh, D.C. 1967. The effect of refining on the structure of the fiber wall. Tappi J., 50(10), 482-488.
15. Mohlin, U.-B. 1991. Low consistency beating - Laboratory evaluation contra industrial experience. In: Current and Future Technologies of Refining. PIRA Vol 1, 1-14.
16. th Annual Conf. Proc. 2, 615-621.
17. Musser, D.M. and H.C. Engel 1941. Cotton Pulps I. The influence of cuprammonium viscosity on beating. Paper Trade J. 113(2), 13-16.
18. Page, D. 1985. Strength and chemical composition of wood pulp fibres. Eight Fundamental Research Symposium, Oxford, Vol. 1, 77-91.
19. th fundamental research symposium, Cambridge, Vol. 1, 1-38.
20. Page, D. and J.H. De Grâce. 1967. The delamination of fiber walls by beating and refining. Tappi J. 50(10), 489-495.
21. Page, D.H., F.-El. Hosseiny, K. Winkler and R. Bain. 1972. The mechanical properties of single wood pulp fibres. Part I: A new approach. Pulp Pap. Mag. Can. 8, T198-T-203.
22. Schur, O.M., and H.F. Lewis.1950. The role of pulp viscosity and the degree of polymerisation in papermaking. Tappi J. 33(8), 392-397.
23. Sjöholm, E., K. Gustafsson, E. Norman, T. Reitberger and A. Colmsjö. 2000. Fibre strength in relation to molecular weight distribution of hardwood kraft pulp. Degradation by gamma irradiation, oxygen/alkali or alkali. Nord. Pulp Pap. Res. J. 15(2), 326-332.
24. Sookne, A.M. and M. Harris 1945. Polymolecularity and mechanical properties of cellulose acetate. Indust. Eng. Chem., 37(5), 478-482.
25. Staudinger, H. and F. Reinecke. 1938. Über makromolekulare Verbindungen. Der Paplerfabrikant 36, 489-495.
26. Stone, J.E. and A. M. Scallan 1968. The effect of component removal upon the porous structure of the cell wall of wood. Pulp Pap. Mag. Can. (June), 69-74.
27. Szwarcsztajn, L. and K. Przybysz. 1972. External fibrillation of beaten cellulose fibres. Cellulose Chem. Technol. 6(2), 223-238.
28. Teder, A. 1964. The properties of spruce pulps as related to paper structures observed with the scanning electron micro-scope. Svensk. Papperstidn. 67, 670-685.