Effect of carboxymethyl cellulose on pulp dispersing

Paperi ja Puu/Paper and Timber

Volumn 88, Issue 6, 2006, Pages 346-350

  Rantanen, Minna ^a,b,c   Molarius, Sini ^a,b,d   Pikkarainen, Sanna ^e,f   Knuutinen, Juha ^e   Pakarinen, Pekka ^g  

^a Noviant Group   (Finland)

^b CMC Business Unit   (Finland)

^c CP Kelco Oy   (Finland)

^d BTG PPS AB   (Sweden)

^e UNIVERSITY OF JYVÄSKYLÄ   (Finland)

^f Paper Making Machines ^*  (Finland)

^g METSO PAPER INC   (Finland)

Author keywords

Carboxymethyl cellulose; Degree of substitution; Floc size; Flocculation; Molecular weight; Pulp dispersing; Wet end additive

Indexed keywords

FLOC SIZE; PULP DISPERSING; PULP SUSPENSIONS;

MOLECULAR WEIGHT; PAPER AND PULP INDUSTRY; PULP; SURFACE PHENOMENA;

CELLULOSE;

CARBOXYMETHYL CELLULOSE; DEGREE OF SUBSTITUTION; FLOCCULATION; MOLECULAR WEIGHT; PAPER INDUSTRY; PULPS; SURFACE SIZING; WET END ADDITIVES;

EID: 33750054679     PISSN: 00311243     EISSN: None     Source Type: Trade Journal    
DOI: None     Document Type: Article

References (17)

1. Beghello, L.: The tendency of fibers to build flocs. Doctoral thesis, Åbo Akademi University, Laboratory of Paper Chemistry, Turku 1998, 58 p.
2. Paul, T., Chen, D., Duffy, G., Walmsley, M.: Improved screening performance with viscous media. Proceedings of the 53rd Appita Annual Conference, Rotorua, New Zealand, 1999, Vol. 2, pp. 821-824.
3. Beghello, L., Eklund, D.: Some mechanisms that govern fiber flocculation. Nord. Pulp Pap. Res. J. 12(1997):2, 119-123.
4. Zauscher, S., Klingenberg, D.J.: Friction between cellulose surfaces measured with colloidal probe microscopy. Colloids Surf. A: Physicochemical and Engineering Aspects 178(2000:1-3, 213-229.
5. Paul, T., Duffy, G., Chen, D.: New insights into the flow of pulp suspensions. Solutions for People, Processes and Paper 1(2001):1, 94.
6. Beghello, L., Lindström, T.: The influence of carboxymethylation on the fiber flocculation process. Nord. Pulp Pap. Res. J. 13(1998):4, 269-273.
7. Beghello, L.: Some factors that influence fiber floc-culation. Nord. Pulp Pap. Res. J. 13(1998):4, 274-279.
8. Scott, C. T., Zauscher, S.: Pulp extrusion at ultra-high consistencies. Proceedings of the International 1997 Environmental Conference & Exhibit, Minneapolis, USA, Book 2, pp. 739-742.
9. Andersson, O., Brunsvik, J-J.: Flocculation of streaming fiber suspensions - Influence of suspension medium. Syensk Papperstidn. 64(1961):13, 493-499.
10. Giri, M., Simomen, J., Rochefort, W.E.: Dispersion of pulp slurries using carboxymethylcellulose. Tappi J. 83(2000):10, 58.
11. Laine, J., Lindström, T.: Topochemical modification of cellulosic fibers with bipolar activators - An overview of some technical applications, ipw, (2001):1, T1-T6.
12. Watanabe, M., Gondo, T., Kitao, O.: Advanced wet-end system with carboxymethyl-cellulose. Tappi Spring Technical Conference and Exhibit, Chicago, USA, 2003, pp. 33-43.
13. Jain, S.C.: CMC as beater adhesive. Indian Pulp & Paper, 31(1976):3, 11-15.
14. Pat. WO9957370. A Method for producing a fiber product. T. Vuorinen, Finland. Appl. WO-1999FI00359, 30.4.1999 (11.11.1999). 29 pp.
15. Scott, C. T., Zauscher, S., Klingenberg, D.J.: Rheology and extrusion of low-grade paper and sludge. Proceedings of the 1999 Tappi International Environmental Conference, Nashville, Tennesee, USA, Vol. 2, pp. 685-690.
16. Syrjälä, M., Knuutinen, J., Pakarinen, P.: Floc size distribution measurements in stagnant fibre suspension. Pap. Puu, 85(2003):3, 150-153.
17. th Fundamental Research Symposium, Oxford, UK, 2001, Vol. 1.