Extensional rheology of coating suspensions in relation with misting in film coaters

Nordic Pulp and Paper Research Journal

Volumn 20, Issue 1, 2005, Pages 48-53

  Ascanio, Gabriel ^a   Carreau, Pierre J ^b,d   Réglat, Olivier ^c,e   Tanguy, Philippe A ^b,d  

^a UNIVERSIDAD NACIONAL AUTÓNOMA DE MÉXICO   (Mexico)

^b ÉCOLE POLYTECHNIQUE DE MONTRÉAL   (Canada)

^c Co des Essais Industriels Inc ^*  (Canada)

^d DEPARTMENT OF CHEMICAL ENGINEERING   (Canada)

^e INSTITUTE FOR RESEARCH IN IMMUNOLOGY AND CANCER   (Canada)

Author keywords

Coating suspensions; Extensional properties; Film coaters; Misting; Rheology

Indexed keywords

COATING TECHNIQUES; FLOW OF FLUIDS; REYNOLDS NUMBER; RHEOLOGY; VISCOSITY;

COATING SUSPENSIONS; EXTENSIONAL PROPERTIES; FILM COATERS; SHEAR VISCOSITY;

SUSPENSIONS (FLUIDS);

COATERS; COATING; DISPERSIONS; FILM; MISTING; RUNNABILITY; TRANSFER; VISCOSITY;

EID: 17044422091     PISSN: 02832631     EISSN: None     Source Type: Journal    
DOI: 10.3183/npprj-2005-20-01-p048-053     Document Type: Article

References (20)

1. Ascanio, G., Carreau, P.J., Brito-De La Fuente, E. and Tanguy, P.A. (2002): Orifice flowmeter for measuring extensional Theological properties, Can. J. Chem. Eng. 80 (6), 1189.
2. Binding, D.M. (1988): An approximate analysis for contraction and converging flows, J. Non-Newtonian Fluid Mech. (27), 173.
3. Binding, D.M. and Jones, D.M., (1989): On the interpretation of data from converging flow rheometers, Rheologica Acta (28), 215.
4. Binding, D.M. (1991): Further considerations of axisymmetric contraction flows, J. Non-Newtonian Fluid Mech. (41), 27.
5. Boger, D.V. and Binnington, R.J. (1990): Circular entry flows of fluid M1, J. Non-Newtonian Fluid Mech. (35), 339.
6. Cohu, O. and Magnin, A. (1995): Rheometry of paints with regard to roll coating process, J. Rheol. (39), 767.
7. Della Valle, D., Tanguy, P.A. and Carreau, P.J. (2000): Characterization of the extensional properties of complex fluids using an orifice flowmeter, J. Non-Newtonian Fluid Mech. (94), 350.
8. Fuller, G.G., Cathey, C.A., Hubbard, B. and Zebrowski, B.E. (1987): Extensional measurements for low-viscosity fluids, J. Rheol. (31), 235.
9. Grön, J., Sunde, H. and Nikula, E. (1998): Runnability aspects in high-speed film transfer coating, Tappi J. 81, 157.
10. Macosko, C.W. (1994): In "Rheology, Principle, Measurements, and Applications", VCH publishers, New York, 326-333.
11. Metzner, A.B. and Metzner, A.P. (1970): Stress levels in rapid extensional flows of polymeric fluids, Rheologica Acta (9), 174.
12. O'Brien, V.T. and MacKay, M.E. (2002): Shear and elongation flow properties of kaolin suspensions, J. Rheol. (46), 557.
13. Réglat, O. and Tanguy, P.A. (1997): Experimental study of the flow in the metering nip of a metering-size press, AlChE J. (43), 2911.
14. Roper III, J. A., Bousfield, D.W., Urscheler, R. and Salminen, P. (1997): Observations and proposed mechanisms of misting on high-speed metered size press coalers, Proc. of Tappi Coating Conf., 1.
15. Roper III, J. A., Salminen, P., Urscheler, R. and Moore, E. (1998): Optimization of formulation parameters to reduce misting and orange peel formation on metered film coalers, Proc. of Tappi Coating Conf., 37.
16. Tirtaatmadja, V. and Sridhar T. (1993): A. filament stretching device for measurement of extensional viscosity, J. Rheol. (37), 1081.
17. Tremblay, B. (1989): Estimation of the elongational viscosity of polyethylene blends at high deformation rates, J. Non-Newt. Fluid Mech. (33), 137.
18. Triantafillopoulos, N.G. and Smith, M.K. (1998): Troubleshooting rheology problems in metered size press, proc. of Tappi Metered Size Press Forum, 13.
19. Trouton, F.T. (1906): On the coefficient of viscous traction and its relation to that of viscosity, Proceedings of the Royal Society (77), 426.
20. Winter, H.H., Macosko, C.W. and Bennett, K.E. (1979): Orthogonal stagnation flow, a framework for steady extensional flow experiments, Rheologica Acta (18), 323.