Sb(III)-Imprinted Organic-Inorganic Hybrid Sorbent Prepared by Hydrothermal-Assisted Surface Imprinting Technique for Selective Adsorption of Sb(III)
- Авторы: Zhang D.1,2, Zhao Y.2, Xu H.2
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Учреждения:
- Department of Chemical Engineering
- College of Chemical Engineering
- Выпуск: Том 92, № 3 (2018)
- Страницы: 575-581
- Раздел: Physical Chemistry of Surface Phenomena
- URL: https://journals.rcsi.science/0036-0244/article/view/169942
- DOI: https://doi.org/10.1134/S0036024418030056
- ID: 169942
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Аннотация
Sb(III)-imprinted organic-inorganic hybrid sorbent was prepared by hydrothermal-assisted surface imprinting technique and was characterized by Fourier transform infrared spectroscopy, scanning electron microscopy coupled to an energy dispersive spectrometer and N2 adsorption/desorption isotherms. Hydrothermal-assisted process can improve the selectivity of the Sb(III)-imprinted hybrid sorbent for Sb(III) due to stable control of temperature and pressure. The Sb(III)-imprinted hybrid sorbent IIS indicated higher selectivity for Sb(III), had high static adsorption capacity of 37.3 mg g–1 for Sb(III), displayed stable adsorption capacity in pH range from 4 to 8, reached an rapid adsorption equilibrium within 30 min. According to the correlation coefficient (r2 > 0.99), the experimental data fitted better the pseudo-second-order kinetic model and Langmuir equilibrium isotherm.
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Об авторах
Dan Zhang
Department of Chemical Engineering; College of Chemical Engineering
Автор, ответственный за переписку.
Email: yklgzd@163.com
Китай, Yingkou, 115014; Anshan, 114051
Yue Zhao
College of Chemical Engineering
Email: yklgzd@163.com
Китай, Anshan, 114051
Hong-Bo Xu
College of Chemical Engineering
Email: yklgzd@163.com
Китай, Anshan, 114051