Journal of Inorganic Materials, Volume. 36, Issue 11, 1163(2021)

Preparation of 2-hydroxy-1-naphthalene Functionalized SBA-15 Adsorbent for the Adsorption of Chromium(III) Ions from Aqueous Solution

Yu GUO... Xiaoqing JIANG, Hongmei WU, Yu XIAO, Dafu WU and Xin LIU |Show fewer author(s)
Author Affiliations
  • School of Chemical and Environmental Engineering, Institute of Interdisciplinary Research, Liaoning University of Technology, Jinzhou 121001, China
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    Figures & Tables(17)
    Schematic diagram of the synthetic process for Q-SBA-15
    (a, b) SEM images, (c, d) EDX elemental analyses, (e) XRD patterns and (f) TG curves of (a, c) SBA-15 and (b, d) Q-SBA-15 samples
    (a) N2 adsorption-desorption isotherms, (b) pore size distributions of SBA-15 and Q-SBA-15, (c, d) TEM images of Q-SBA-15
    (a) FT-IR spectra of Q-SBA-15 and SBA-15, and (b) XPS survey spectrum of Q-SBA-15
    Effect of solution pH on the adsorption of Cr(III) with Q-SBA-15
    Effects of ionic strength on Cr(III) adsorption
    Linearized fitting curves of (a) Langmuir model and (b) Freundlich model for adsorption of Cr(III) on Q-SBA-15
    XPS spectra of Q-SBA-15
    Regeneration property of Q-SBA-15
    (a) Effect of contacting time on the adsorption capacity of Cr(III) by Q-SBA-15 and (b) EDX analyses of Q-SBA-15 after adsorption of Cr(III)
    Fitting curves for adsorption of Cr(III) by (a) pseudo-first-order model and (b) pseudo-first-order model
    Plots of lnKcversus 1/T for the adsorption of Cr(III) by Q-SBA-15
    • Table 1. Textural properties of the synthesized samples

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      Table 1. Textural properties of the synthesized samples

      SampleSBET/(cm2·g-1) Pore size/nm
      SBA-157579.6
      Q-SBA-152836.7
    • Table 1. Kinetic parameters for Cr(III) adsorption onto Q-SBA-15

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      Table 1. Kinetic parameters for Cr(III) adsorption onto Q-SBA-15

      Sampleqe,exp/(mg·g-1) Pseudo first-order modelPseudo second-order model
      K1/ min-1qe,cal/(mg·g-1) R2K2/(g·mg-1·min-1) qe,cal/(mg·g-1) R2
      Q-SBA-15102.30.064761.750.8574.26×10-4119.190.979
    • Table 2. Comparison of Cr(III) adsorption performance with different materials selected from literature

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      Table 2. Comparison of Cr(III) adsorption performance with different materials selected from literature

      Adsorbentqm/(mg·g-1) References
      Biomass-based hydrogel41.7[1]
      m-MCM-41-NH236.92[2]
      Graphene oxide13.3[3]
      Thiol-functionalized MCM-4115.34[4]
      TS-SBA-1595.68[5]
      NH2-SBA-15 24.88[6]
      Q-SBA-15102.3This work
    • Table 2. Different model parameters for adsorption of Cr(III) by Q-SBA-15 at different temperatures

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      Table 2. Different model parameters for adsorption of Cr(III) by Q-SBA-15 at different temperatures

      Temperature /℃ LangmuirFreundlich
      qm/(g·mg-1) KLR2KFnR2
      30106.840.090.98824.593.120.836
      40108.230.250.99748.395.470.913
      50112.740.410.99742.724.270.697
    • Table 3. Thermodynamic parameters of Cr(III) adsorption on Q-SBA-15

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      Table 3. Thermodynamic parameters of Cr(III) adsorption on Q-SBA-15

      SampleTempera- ture/K KcΔG/ (kJ·mol-1) ΔS/ (kJ·mol·K-1) ΔH/ (kJ·mol-1)
      Q-SBA-152931.846-4.3860.12833.118
      3032.095-5.666
      3132.650-6.946
      3182.780-7.586
      3233.088-8.226
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    Yu GUO, Xiaoqing JIANG, Hongmei WU, Yu XIAO, Dafu WU, Xin LIU. Preparation of 2-hydroxy-1-naphthalene Functionalized SBA-15 Adsorbent for the Adsorption of Chromium(III) Ions from Aqueous Solution[J]. Journal of Inorganic Materials, 2021, 36(11): 1163

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    Paper Information

    Category: RESEARCH ARTICLE

    Received: Feb. 23, 2021

    Accepted: --

    Published Online: Dec. 20, 2021

    The Author Email:

    DOI:10.15541/jim20210109

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