287
Views
13
CrossRef citations to date
0
Altmetric
Research Article

Preparation of Pellets of Different Shape and Their Characterization

, , &
Pages 495-503 | Received 30 Sep 2000, Accepted 01 Feb 2001, Published online: 04 Apr 2002

REFERENCES

  • Ghebre-Sellasie I. I. Ghebre-SellasiePellets: A General Overview. Pharmaceutical Pelletization Technology, . Marcel Dekker, New York 1989; 1–13
  • Lövgren K., Lundberg P.J. Determination of Sphericity of Pellets Prepared by Extrusion/Spheronization and the Impact of Some Process Parameters. Drug Dev. Ind. Pharm. 1989; 15: 2375–2392
  • Podczeck F., Rahman S.R., Newton J.M. Evaluation of a Standardised Procedure to Assess the Shape of Pellets Using Image Analysis. Int. J. Pharm. 1999; 192: 123–138
  • Nyström C., Stanley-Wood N. Measurement of Particle Size of Free-Flowing Material with a Ring Gap Sizer. Acta Pharm. Suec. 1976; 13: 277–284
  • Podczeck F., Newton J.M. The Evaluation of a Three-Dimensional Shape Factor for the Quantitative Assessment of the Sphericity and Surface Roughness of Pellets. Int. J. Pharm. 1995; 124: 253–259
  • Schneiderhöhn P. Eine Vergleichende Studie über Methoden zur Quantitativen Bestimmung von Abrundung und Form an Sandkörnern. Heidelb. Beitr. Mineral. Petrograph. 1954; 4: 172–191
  • Podczeck F., Newton J.M. A Shape Factor to Characterise the Quality of Spheroids. J. Pharm. Pharmacol. 1994; 46: 82–85
  • Eriksson M., Nyström C., Alderborn G. The Use of Air Permeametry for the Assessment of External Surface Area and Sphericity of Pelletized Granules. Int. J. Pharm. 1993; 99: 197–207
  • Strickland W.A., Busse L.W., Higuchi T. The Physics of Tablet Compression XI. Determination of Porosity of Tablet Granulations. J. Am. Pharm. Assoc. (Sci. Ed.) 1956; 45: 84–88
  • Kleinebudde P. The Crystallite–Gel Model for Microcrystalline Cellulose in Wet Granulation, Extrusion and Spheronization. Pharm. Res. 1997; 14: 804–809
  • Eriksson M., Alderborn G., Nyström C., Podczeck F., Newton J.M. Comparison Between and Evaluation of Some Methods for the Assessment of the Sphericity of Pellets. Int. J. Pharm. 1997; 148: 149–154
  • Heywood H. The Evaluation of Powders. J. Pharm. Pharmacol. 1963; 15: 56T–74T
  • Lindner H., Kleinebudde P. Use of Powdered Cellulose for the Production of Pellets by Extrusion/Spheronization. J. Pharm. Pharmacol. 1994; 46: 2–7
  • Hellén L., Yliruusi J., Merkku P., Kristoffersson E. Process Variables of the Radial Screen Extruder III. Shape, Surface and Flow Properties of Pellets. Pharm. Technol. Int. 1993; 5(3)38–48
  • Baert L., Fanara D., Remon J.P., Massart D. Correlation of Extrusion Forces, Raw Materials and Sphere Characteristics. J. Pharm. Pharmacol. 1992; 44: 676–678
  • Chapman S.R., Rowe R.C., Newton J.M. Characterisation of the Sphericity of Particles by the One Plane Critical Stability. J. Pharm. Pharmacol. 1988; 40: 503–505

Reprints and Corporate Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

To request a reprint or corporate permissions for this article, please click on the relevant link below:

Academic Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

Obtain permissions instantly via Rightslink by clicking on the button below:

If you are unable to obtain permissions via Rightslink, please complete and submit this Permissions form. For more information, please visit our Permissions help page.