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A novel suspensible TiB0.03O2(y)/GB composite photocatalyst for azophloxine degradation

MEIHUA LIAN1, YUXUAN LIU1, WENJIE ZHANG1,*

Affiliation

  1. School of Environmental and Chemical Engineering, Shenyang Ligong University, Shenyang 110159, China

Abstract

A suspensible TiB0.03O2(y)/GB composite photocatalyst was synthesized by loading boron-doped TiO2 on the glass bubbles via a sol-gel route. Characterization results proved the loading of anatase TiO2 on the surface of the glass bubbles. The photocatalytic degradation of azophloxine on the materials was examined to show the effects of supporting. The density of the TiB0.03O2(y)/GB composites could be controlled by adjusting TiB0.03O2 loading content. Solid-water separation was easy since the material could float on the water surface after treatment. The TiB0.03O2(y)/GB composites were as active as TiB0.03O2 fine powders on azophloxine degradation. All the dye molecules were degraded after 180 min of reaction using either TiB0.03O2 or TiB0.03O2(50)/GB. The constituents in azophloxine solution during degradation were determined using UV-visible spectrometry. The major organic groups in azophloxine were decomposed during the degradation process.

Keywords

TiO2 , Photocatalytic, Azophloxine, Degradation.

Citation

MEIHUA LIAN, YUXUAN LIU, WENJIE ZHANG, A novel suspensible TiB0.03O2(y)/GB composite photocatalyst for azophloxine degradation, Optoelectronics and Advanced Materials - Rapid Communications, 15, 3-4, March-April 2021, pp.187-192 (2021).

Submitted at: Dec. 20, 2019

Accepted at: April 7, 2021