Reversibility of polymer-induced fiber flocculation by shear. 2. Multi-component chemical treatments

Nordic Pulp and Paper Research Journal

Volumn 16, Issue 4, 2001, Pages 369-375

  Hubbe, Martin A ^a  

^a NORTH CAROLINA STATE UNIVERSITY   (United States)

Author keywords

Drainage rate; Flocculation; Flocs; Formation; Hydrodynamics; Retention

Indexed keywords

CHEMICAL OPERATIONS; DEWATERING; FIBERS; FILLERS; HYDRODYNAMICS; OPTICAL TESTING; ORGANIC POLYMERS; PAPERMAKING; THERMOMECHANICAL PULP; VISCOSITY MEASUREMENT;

CHARGE NEUTRALIZATION; HYDRODYNAMIC SHEAR; MULTI-COMPONENT CHEMICAL TREATMENTS; POLYDIALLYLDIMETHYLAMMONIUM CHLORIDE; POLYMER INDUCED FIBER FLOCCULATION;

FLOCCULATION;

FIBERS; FILLERS; FLOCCULATION; FLOCS; HYDRODYNAMICS; SHEAR STRESS; TEST METHODS; WATER REMOVAL;

EID: 0035701505     PISSN: 02832631     EISSN: None     Source Type: Journal    
DOI: 10.3183/npprj-2001-16-04-p369-375     Document Type: Article

References (38)

1. Use of scanning laser microscopy to investigate microparticle flocculation performance
2. Important properties of colloidal silica in microparticulate systems
3. Retention of additives during sheet formation
4. Performance of retention aids in alkaline paper-making systems
5. Retention strategies for alkaline fine papermaking with secondary fiber: A case history
6. Effects of polyelectrolyte characteristics and flocculation conditions on fine particle floc properties
7. The effect of contact time between cationic polymers and furnish on retention and drainage
8. Rates of flocculation of latex particles by cationic polymers
9. Some aspects on the reversibility of flocculation of paper stocks
10. Formation improvements with water-soluble micropolymer systems
11. Design and development of the micropolymer system: An "organic microparticle" retention/drainage system
12. Detachment of colloidal hydrous oxide spheres from flat solids exposed to flow. 2. Mechanism of release
13. Retention and hydrodynamic shear
14. Reversibility of polymer-induced fiber flocculation by shear. 1. Experimental methods
15. The theory of retention
16. Improving linerboard economics with the proper retention/drainage aids
17. Bentonite in paper: The rest of the story
18. Dynamic flocculation studies on fiber fines and filler clay
19. Dewatering aids for paper applications
20. The use of Britt Jar retention-RPM curves and microscopic analysis to determine the aggregation state of papermaking furnish
21. The determination of fiber charge and acidic groups of radiata pine pulps
22. Cationic demand, COD value, and conductivity - Measuring and adjusting procedures for optimal paper manufacturing
23. Structure and properties of paper. XVIII. The retention of wet-end additives
24. Adsorption of different kinds of cationic polyacrylamides on thermomechanical pulp in the presence of detrimental substances
25. Optimizing flocculation and drainage for microparticle systems by controlling zeta potential
26. The shear stability of flocculated colloids
27. Rheological properties of cellulosic fiber suspensions flocculated by cationic polyacrylamides
28. Adsorption and flocculation in suspensions by two cationic polymers - Simultaneous and sequential addition
29. Flocculation of cellulosic fiber suspension by a microparticle retention aid system consisting of cationic polyacrylamide and anionic montmorillonite
30. An extended model for the estimation of flocculation efficiency factors in multicomponent flocculation systems
31. Flocculation in suspensions of microcrystalline cellulose by microparticle retention aid systems
32. Flocculation of cellulosic fibre suspensions by model microparticle retention aid systems
33. Estimates of maximum hydrodynamic shear stress on fiber surfaces in papermaking
34. Transfer of cationic retention aid from fibers to fine particles and cleavage of polymer chains under wet-end papermaking conditions
35. Mechanisms of "soft" and "hard" floc formation in dynamic retention measurement
36. On the mechanism of flocculation by microparticle retention-aid systems
37. Some fundamental aspects of dual component retention aid systems