منابع مشابه
Characterization of Physicochemical and Thermal Properties of Biofield Treated Ethyl Cellulose and Methyl Cellulose
Cellulose and its derivatives are used as potential matrices for biomaterials and tissue engineering applications. The objective of present research was to investigate the influence of biofield treatment on physical, chemical and thermal properties of ethyl cellulose (EC) and methyl cellulose (MC). The study was performed in two groups (control and treated). The control group remained as untrea...
متن کاملPreparation of ethyl cellulose/methyl cellulose blends by supercritical antisolvent precipitation.
The supercritical antisolvent (SAS) technique was used to prepare ethyl cellulose/methyl cellulose blends, two biocompatible polymers commonly used as drug carriers in controlled delivery systems. Ethyl cellulose is widely used as a drug carrier. The drug release of the delivery devices can be controlled to some extent by addition of a water-soluble or water swellable polymer, such as methyl ce...
متن کاملMicronisation of Ethyl Cellulose by Supercritical Anti-solvent Process
Supercritical Anti-Solvent (SAS) process is considered as a clean technology suitable for particle design, micron or nanometer sized. It is generally used to micronize compounds of interest in mild operating conditions of temperature and nearly without any residual solvent traces in the end-product. By varying the process parameters, the properties of the produced powders can be adjusted with a...
متن کاملPreparation and Characterization of Salbutamol Sulphate Loaded Ethyl Cellulose Microspheres using Water-in-Oil-Oil Emulsion Technique
The aim of this study was to formulate and evaluate microencapsulated controlled release preparations of a highly water/soluble drug, salbutamol sulphate by (water in oil) in oil emulsion technique using ethyl cellulose as the retardant material. Various processing and formulation parameters such as drug/polymer ratio, stirring speed, volume of processing medium were optimized to maximize the e...
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ژورنال
عنوان ژورنال: Egyptian Journal for Engineering Sciences and Technology
سال: 2019
ISSN: 2682-3640
DOI: 10.21608/eijest.2019.97287