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In this study, a xylan/PVA/TiO composite was prepared and used for the photocatalytic degradation of dyes in solution. Fourier-transform infrared, X-ray diffraction, and X-ray photoelectron spectroscopic analyses confirmed that the xylan/PVA/TiO composite was successfully prepared. Furthermore, the composite was evaluated as a photocatalyst for the photodegradation of ethyl violet and Astrazon Brilliant Red 4G dyes under visible light irradiation. The effects of various experimental parameters on the decolorization rate were investigated. Dye decolorization rates of more than 94% were achieved. The major active radical species for EV and ABR photodegradation was found to be positive holes (h).
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http://dx.doi.org/10.1016/j.carbpol.2019.115081 | DOI Listing |
Carbohydr Polym
November 2019
State Key Laboratory of Biobased Material and Green Papermaking, Key Laboratory of Pulp and Paper Science and Technology of Ministry of Education, Qilu University of Technology (Shandong Academy of Sciences), Jinan, Shandong, 250353, PR China. Electronic address:
In this study, a xylan/PVA/TiO composite was prepared and used for the photocatalytic degradation of dyes in solution. Fourier-transform infrared, X-ray diffraction, and X-ray photoelectron spectroscopic analyses confirmed that the xylan/PVA/TiO composite was successfully prepared. Furthermore, the composite was evaluated as a photocatalyst for the photodegradation of ethyl violet and Astrazon Brilliant Red 4G dyes under visible light irradiation.
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