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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
biochemistry, genetics and molecular biology
Electrospinning of poly(ethylene-co-vinyl alcohol) fibers
Biomaterials, Volume 24, No. 6, Year 2003
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Description
Solutions of poly(ethylene-co-vinyl alcohol) or EVOH, ranging in composition from 56 to 71wt% vinyl alcohol, can be readily electrospun at room temperature from solutions in 70% 2-propanol/water (rubbing alcohol). The solutions are prepared at 80°C and allowed to cool to room temperature. Interestingly, the solutions are not stable at room temperature and eventually the polymer precipitates after several hours. However, prior to precipitation, electrospinning is extensive and rapid, allowing coverage of fibers on various substrates, including a grounded metal plate, dielectrics interposed between the charged jet and the metal ground, and on the human body. Fiber diameters of ca. 0.2-8.0μm were obtained depending upon the solution concentration, an attractive range for tissue engineering, wound healing, and related applications. Electrospun EVOH mats have been shown to support the culturing of smooth muscle cells and fibroblasts. © 2002 Elsevier Science Ltd. All rights reserved.
Authors & Co-Authors
Kenawy, El Refaie
United States, Richmond
Virginia Commonwealth University
Bowlin, Gary L.
United States, Richmond
Virginia Commonwealth University
Wnek, Gary Edmund
United States, Richmond
Virginia Commonwealth University
Statistics
Citations: 336
Authors: 3
Affiliations: 1
Identifiers
Doi:
10.1016/S0142-9612(02)00422-2
ISSN:
01429612
Research Areas
Environmental
Health System And Policy
Substance Abuse