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Journal of Microencapsulation
Micro and Nano Carriers
Volume 2, 1985 - Issue 3
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Research Article

Polyacrylate resin (Eudragit Retard) microcapsules as a controlled release drug delivery system improved non-solvent addition phase separation process

S. Benita Pharmacy Department, School of Pharmacy, The Hebrew University of Jerusalem, PO Box 12065, Jerusalem, Israel, 91120
,
A. Hoffman Pharmacy Department, School of Pharmacy, The Hebrew University of Jerusalem, PO Box 12065, Jerusalem, Israel, 91120
&
M. Donbrow Pharmacy Department, School of Pharmacy, The Hebrew University of Jerusalem, PO Box 12065, Jerusalem, Israel, 91120
Pages 207-222 | Received 14 Jun 1985, Accepted 21 Jun 1985, Published online: 27 Sep 2008

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W. P. Yu, J. P. Wong & T. M. S. Chang. (1998) Preparation of polylactic acid microcapsules containing Ciprofloxacin. Journal of Microencapsulation 15:4, pages 515-523.
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M. G. Vachon & J. G. Nairn. (1995) Physico-chemical evaluation of acetylsalicylic acid-Eudragit® RS100 microspheres prepared using a solvent-partition method. Journal of Microencapsulation 12:3, pages 287-305.
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M. Donbrow, A. Hoffman & S. Benita. (1995) Gradation of microcapsule wall porosity by deposition of polymer mixtures (Eudragit RL and Eudragit RS). Phase separation of polymer mixtures and effects of external media and conditions on release. Journal of Microencapsulation 12:3, pages 273-285.
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R. S. Bhanja & T. K. Pal. (1994) In-Vitro Release Kinetics of Salbutamolsulphate Microcapsules Coated with Both Eudragit Rs 100 and Eudragit RL 100. Drug Development and Industrial Pharmacy 20:3, pages 375-386.
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David R. Friend. (1992) Polyacrylate resin microcapsules for taste masking of antibiotics. Journal of Microencapsulation 9:4, pages 469-480.
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S. Elkheshen, H. Zia, T. E. Needham, A. Badawy & L. A. Luzzi. (1992) Coating charcoal with polyacrylate-polymethacrylate copolymer for haemoperfusion. I: Fabrication and evaluation. Journal of Microencapsulation 9:1, pages 41-51.
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M. Donbrow, A. Hoffman & S. Benita. (1990) Phase separation modulation and aggregation prevention: Mechanism of the non-solvent addition method in the presence and absence of polyisobutylene as an additive. Journal of Microencapsulation 7:1, pages 1-15.
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M. Schutz & S. Benita. (1989) THE DESIGN AND IN VITRO RELEASE CHARACTERIZATION OF HUMAN CROSS-LINKED HAEMOSLDBIN MICROCAPSULES CONTAINING DOXORUBICIN FOR POTENTIAL CHEMOEMBOLIZATION USE. Journal of Dispersion Science and Technology 10:3, pages 219-239.
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A. Sawaya, R. Fickat, J. P. Benoit, F. Puisieux & S. Benita. (1988) Ion-exchange albumin microcapsules of doxorubicin: An in vitro release kinetic evaluation. Journal of Microencapsulation 5:3, pages 255-267.
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Shigeru Goto, Masakazu Kawata, Masahiro Nakamura, Kaori Maekawa & Toshinobu Aoyama. (1986) Eudragit E, L and S (acrylic resins) microcapsules as pH sensitive release preparations of ketoprofen. Journal of Microencapsulation 3:4, pages 305-316.
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Shigeru Goto, Masakazu Kawata, Masahiro Nakamura, Kaori Maekawa & Toshinobu Aoyama. (1986) Eudragit RS and RL (acrylic resins) microcapsules as pH insensitive and sustained release preparations of ketoprofen. Journal of Microencapsulation 3:4, pages 293-304.
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Articles from other publishers (9)

Armin Mooranian, Nassim Zamani, Momir Mikov, Svetlana Goločorbin-Kon, Goran Stojanovic, Frank Arfuso & Hani Al-Salami. (2019) Stability and biological testing of taurine-conjugated bile acid antioxidant microcapsules for diabetes treatment. Therapeutic Delivery 10:2, pages 99-106.
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Max Donbrow, Amnon Hoffman & Simon Benita. (1988) Variation of Population Release Kinetics in Polydisperse Multiparticulate Systems (Microcapsules, Microspheres, Droplets, Cells) with Heterogeneity of One, Two or Three Parameters in the Population of Individuals. Journal of Pharmacy and Pharmacology 40:2, pages 93-96.
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A Hoffman, M Donbrow & S Benita. (1986) Direct measurements on individual microcapsule dissolution as a tool for determination of release mechanism. Journal of Pharmacy and Pharmacology 38:10, pages 764-766.
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Vikas Anand, Raghupathi Kandarapu & Sanjay Garg. (2001) Ion-exchange resins: carrying drug delivery forward. Drug Discovery Today 6:17, pages 905-914.
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M.I Ré & B Biscans. (1999) Preparation of microspheres of ketoprofen with acrylic polymers by a quasi-emulsion solvent diffusion method. Powder Technology 101:2, pages 120-133.
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M.G. Moldenhauer & J.G. Nairn. (1994) Solubility parameter effects on microencapsulation in the presence of polyisobutylene. Journal of Controlled Release 31:2, pages 151-162.
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Shigeru Goto, Masakazu Kawata, Tatsuya Suzuki, Nak-Seo Kim & Chikage Ito. (1991) Preparation and Evaluation of Eudragit Gels. I: Eudragit Organogels Containing Drugs as Rectal Sustained-Release Preparations. Journal of Pharmaceutical Sciences 80:10, pages 958-961.
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Reza Arshady. (2004) Microspheres and microcapsules, a survey of manufacturing techniques Part II: Coacervation. Polymer Engineering & Science 30:15, pages 905-914.
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S. Benita, A. Barkai & Y.V. Pathak. (1990) Effect of drug loading extent on the in vitro release kinetic behaviour of nifedipine from polyacrylate microspheres. Journal of Controlled Release 12:3, pages 213-222.
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