38
Views
12
CrossRef citations to date
0
Altmetric
Research Article

Solvent and plasticizer influences on ethylcellulose-microcapsules

, &
Pages 307-318 | Received 05 Dec 1994, Accepted 10 Oct 1995, Published online: 27 Sep 2008

References

  • Ahmed S. M., Saleh S. I., Abdel-Rahman S. I., Khidr S. H., Aboutaler A. E., Ali A. H. Preparation and release kinetics of ethylcellulose walled microcapsules containing phenazopyridine hydrochloride dispersed in polymethylmethacrylate matrices. STP Pharma Sciences 1992; 3(2)205–209
  • Arshady R. Preparation of biodegradable microspheres and microcapsules: 2. Polylactides and related polyesters. Journal of Controlled Release 1991; 17: 1–22
  • Bodmeier R., Wang H., Herrman J. Microencapsulation of clorpheniramine maleate, a drug with intermediate solubility properties, by a non-aqueous solvent evaporation technique. STP Pharma Sciences 1994; 4(4)275–281
  • Chemtob C. Microencapsulation avec l'ethylcellulose. Rşle et effects d'agents dits ‘Protecteurs ou inducteurs de la coacervation”. STP Pharma Sciences 1987; 3(5)418–424
  • Combes A. Etude d'encipients utilisés dans l'industrie pharmaceutique. STP Pharma Sciences 1989; 5(11)766–790
  • Deasy P. B. Microencapsulation and related drug processes. Marcel Dekker, New York 1984; 40
  • Delgay F., Sautereau A. M., Allie-Daram S. J., Combes A. Preparation and properties of enteric microcapsules containing RH-polypeptide, a protein partially purified from erythrocyte membranes. 6th International Conference on Pharmaceutical Technology. AGPI 1992; 2: 287–293
  • Donbrow M., Benita S. Release kinetics of sparingly soluble drugs from ethylcellulose walled microcapsules: Salicylamide microcapsules. Journal of Pharmacy and Pharmacology 1982; 34: 547–551
  • Fauli C. Tratado de Farmacia Galénica. Luzán, Madrid 1993; 593–597
  • Hasan M., Najib N., Suleiman M., Y-el-Sayed, Abdel-Hamid M. In vitro and in vitro evaluation of sustained release and enteric coated microcapsules of diclofenac sodium. Drug Development and Industrial Pharmacy 1992; 18(18)1981–1988
  • Kawashima Y., Niwa T., Handa T., Takuechi H., Iwgamoto T., Itoh K. Preparation of controlled release microspheres of ibuprofen with acrylic polymers by a novel quasi-emulsion solvent diffusion method. Journal of Pharmaceutical Sciences 1989; 78(1)68–72
  • Kondo A. Microcapsule processing and technology. Marcel Dekker, New York 1979; 90–119
  • Kurz T., Führer C. Investigations on ethylcellulose as an additive for sustained-release formulation. 6th International Conference on Pharmaceutical Technology. APGI 1992; 3: 333–339
  • Lin S., Kao Y. Tablet formulation design of spray dried sodium diclofenac enteric coated microcapsules. Proceedings of International Symposium. Controlled Releases Bioactive Materials 1991; 18: 155–156
  • Maharaj I., Nairn J. C., Campbell J. B. Simple rapid method for the preparation of enteric-coated microspheres. Journal of Pharmaceutical Sciences 1984; 73(1)39–42
  • Moldenhauer M. G., Nairn J. G. Formulation parameters affecting the preparation and properties of microencapsulated ion-exchanged resins containing theophylline. Journal of Pharmaceutical Sciences 1990; 79(8)659–666
  • Navarro A. Estudio de películas poliméricas utilizadas en la liberación controlada de medicamentos. Memoria de Licenciatura 1989
  • Nokhodchi A., Farid D. Effect of various factors on microencapsulation of acetyl salicylic acid by a non-solvent addition method. STP Pharma Sciences 1992; 2(3)279–283
  • Peters H. J. W., Van Bommell E. M. G. Effect of alingate properties on the microencapsulation process of oils. 6th International Conference on Pharmaceutical Technology. AGPI 1992; 2: 270–279
  • Racz I. Drug Formulation. J. Wiley, BudapestHungary 1989; 352–386
  • Shukla A. J., Price J. C. Effect of drug loading and molecular weight of cellulose acetate proprionate on the release characteristics of theophylline microspheres. Pharmaceutical Research 1991; 8(11)1396–1400
  • Takahata H., Osawa T., Kobayashi M. Effect of polymer species on microencapsulation by a surface neutralization method. Chemical Pharmaceutical Bulletin 1992; 73(12)1721–1724
  • Vidmar V., Jalsenjak J. Influence of drug partition coefficient and pH value of sink solution on permeation from porous thick-walled ethylcellulose microcapsules. Journal of Pharmacy and Pharmacology 1983; 35: 482–483
  • Vidmar V., Jalsenjak J., Kondo T. Volume of water-filled pores in the ethylcellulose membrane and the permeability of microcapsules. Journal of Pharmacy and Pharmacology 1982; 34: 411–414
  • Weiss G., Knoch A., Laicher A., Stanislaus F., Daniels R. Influence of polymer charge density on the simple coacervation of cellulose acetate phthalate. European Journal of Pharmaceutics and Biopharmaceutics 1993; 39(6)239–243
  • Zinutti C., Kedzierewicz F., Picard L., Barberi M., Merlin J. L., Hoffman M., Maincent P. Mise au point de microsphères d'ethylcellulose chargées en 5-fluororacile, etude in vitro et. in vivo. 6th International Conference on Pharmaceutical Technology. APGI 1992; 2: 262–267

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.