Influence of particle shape and size on the wetting behavior of soft magnetic micropowders

Powder Technology

Volumn 207, Issue 1-3, 2011, Pages 311-317

  Kirchberg, S ^a   Abdin, Y ^b   Ziegmann, G ^a  

^a CLAUSTHAL UNIVERSITY OF TECHNOLOGY   (Germany)

^b The British University in Egypt   (Egypt)

Author keywords

Capillary rise; Dynamic contact angle; Particle size; Porous medium; Soft magnetic powder; Wettability

Indexed keywords

CAPILLARY RISE; DYNAMIC CONTACT ANGLE; POROUS MEDIUM; SOFT MAGNETICS; WETTABILITY;

CONTACT ANGLE; IRON ORES; LIQUIDS; PARTICLE SIZE; POROUS MATERIALS; ROLLING RESISTANCE; SIZE DISTRIBUTION; SURFACE PROPERTIES; SURFACE TENSION; WETTING;

MAGNETIC BUBBLES;

ETHYLENE GLYCOL; HEXANE; IRON; MAGNETITE; SILICON;

ARTICLE; CAPILLARY PRESSURE; CONTACT ANGLE; CONTROLLED STUDY; FLOW RATE; HYDROSTATIC PRESSURE; MAGNETISM; PARTICLE SIZE; SCANNING ELECTRON MICROSCOPY; STEADY STATE; SURFACE TENSION; VISCOSITY; WETTABILITY;

EID: 78751580691     PISSN: 00325910     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.powtec.2010.11.012     Document Type: Article

References (22)

1. Nielsen L.E. Mechanical properties of particulate-filled systems. J. Compos. Mater. 1967, 1(1):100-119.
2. Kirchberg S., Ziegmann G. Thermogravimetry and dynamic mechanical analysis of iron silicon particle filled polypropylene composites. J. Compos. Mater. 2009, 43(12):1323-1334.
3. Teipel U., Mikonsaari I. Determining contact angles of powders by liquid penetration. Part. Part. Syst. Char. 2004, 21(4):255-260.
4. Siebold A., Nardin M., Schultz J., Walliser A., Oppliger M. Effect of dynamic contact angle on capillary rise phenomena. Colloids Surf. A 2000, 161(1):81-87.
5. Sheridan P., Buckton G., Storey D. The extent of errors associated with contact angles II: factors affecting data obtained using a Wilhelmy plate technique for powders. Int. J. Pharm. 1994, 109(2):155-171.
6. Bruil H.G., Van Aartsen J.J. The determination of contact angles of aqueous surfactant solutions on powders. Colloid Polym. Sci. 1974, 252(1):32-38.
7. Siebold A., Nardin M., Schultz J., Walliser A., Oppliger M. Capillary rise of thermodynamic characterization of solid particle surface. J. Colloid Interface Sci. 1996, 186(1):60-70.
8. Blake T., Martic G., Gentner F., Seveno D., Coulon D., De Coninck J. A molecular dynamics simulation of capillary imbibition. Langmuir 2002, 18(21):7971-7976.
9. Lazghab M., Saleh K., Schultz J., Pezron I., Guigon P., Komunjer L. Wettability assessment of finely divided solids. Powder Technol. 2005, 157(3):79-91.
10. Xue H.T., Fang Z.N., Yang Y., Huang J.P., Zhou L.W. Contact angle determined by spontaneous dynamic capillary rises with hydrostatic effects: experiment and theory. Chem. Phys. Lett. 2005, 432(1-3):326-330.
11. S.A.Höganäs Product Data Sheet FeSi6.8. Höganäs 2000, Höganäs SA, Sweden.
12. GmbH Minelco Product Data Sheet MagniF25 2007, Essen, Germany.
13. Hearmon R.F.S. The elastic constants of anisotropic material-II. Adv. Phys. 1956, 5:323-382.
14. Cullity B.D., Cohen M. Introduction to Magnetic Materials 1972, Addison-Wesley Publishing Company.
15. Kiesvaara J., Yliruusi J. The use of the Washburn method in determining the contact angles of lactose powder. Int. J. Pharm. 1993, 92(1-3):81-88.
16. Dang-Vu T., Hupka J. Characterization of porous materials by capillary rise method. Physicochem. Probl. Miner. Process. 2005, 39(1):47-65.
17. Christoph K., Schlunder E. A new method for the characterisation of the wettability of powders. Chem. Eng. Technol. 1996, 19(5):432-437.
18. Stevens N., Ralston J., Sedev R. The uniform capillary model for packed beds and particle wettability. J. Colloid Interface Sci. 2009, 337(1):162-169.
19. Galet L., Patry S., Dodds J. Determination of the wettability of powders by the Washburn capillary rise method with bed penetration by a centrifugal packing technique. J. Colloid Interface Sci. 2010, 346(2):470-475.
20. Tanaka I., Koishi M., Shinohara K. Evaluation of the wettability of spherical cement particles using penetration rate method. Cem. Concr. Res. 2002, 32(7):1161-1168.
21. Patel N., Lee L.James Modeling of void formation and removal in liquid composite molding. I Wettability analysis. Polym. Compos. 2006, 17(1):96-103.
22. S. Kirchberg, Einfluss von Füllgrad und Geometrie weichmagnetischer Partikel auf die Verarbeitungs- und Materialeigenschaften ausgewählter Thermoplaste, PhD thesis, Clausthal University of Technology, Band 2/04, Papierflieger, Clausthal-Zellerfeld (2009).