Physical Properties of Silk Fabric Containing Chitosan and Silver

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Abstract:

As “Queen of Fibers”, silk is very popular due to its favorable properties. However, unfavorable antibacterial ability has limited the application of silk. In this paper, therefore, the antibacterial treatments containing both silver and chitosan for silk fabric were conducted. X-ray diffraction (XRD), Fourier transform infrared (FTIR), tensile properties and antibacterial ability tests were carried out to characterize the silk fabric containing chitosan and silver. The results showed that chitosan and silver treatment did not destroy the crystalline structure and molecule structure of silk fabric, however, greatly changed the tensile properties and antibacterial ability, i.e. after treatment, the breaking force decreased while elongation at break increased. Especially, the antibacterial ability of silk was greatly improved due to dual effect of chitosan and silver.

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Periodical:

Advanced Materials Research (Volumes 476-478)

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1341-1344

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February 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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