• Journal of Radiation Research and Radiation Processing
  • Vol. 41, Issue 2, 020201 (2023)
Xingfang HAO1, Chunying XIAN1, Hengdong WANG2, and Li SHEN1,*
Author Affiliations
  • 1College of Chemistry and Chemical Engineering, Donghua University, Shanghai 201620, China
  • 2Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201821, China
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    DOI: 10.11889/j.1000-3436.2022-0088 Cite this Article
    Xingfang HAO, Chunying XIAN, Hengdong WANG, Li SHEN. Preparation of hydroxoxime group-modified ultra-high molecular weight polyethylene fiber adsorbent by radiation-induced graft polymerization and its application to heavy metal ions removal[J]. Journal of Radiation Research and Radiation Processing, 2023, 41(2): 020201 Copy Citation Text show less
    Synthetic route of UHMWPE-HO fiber
    Fig. 1. Synthetic route of UHMWPE-HO fiber
    Digital images of (a) UHMWPE-PAA, (b) UHMWPE-PAM, (c) UHMWPE-P AA/NH2OH, (d) UHMWPE-PAM/NH2OH, and (e) UHMWPE-HO after adsorption of Fe(III) ions
    Fig. 2. Digital images of (a) UHMWPE-PAA, (b) UHMWPE-PAM, (c) UHMWPE-P AA/NH2OH, (d) UHMWPE-PAM/NH2OH, and (e) UHMWPE-HO after adsorption of Fe(III) ions
    SEM images of (a) and (a') original UHMWPE fiber, (b) and (b') UHMWPE-HO fiber, and (c) and c') the Cu (II)-loaded UHMWPE-HO fibers: (a), (b) and (c) magnification 2 000×, (a'), (b') and (c') magnification 400×
    Fig. 3. SEM images of (a) and (a') original UHMWPE fiber, (b) and (b') UHMWPE-HO fiber, and (c) and c') the Cu (II)-loaded UHMWPE-HO fibers: (a), (b) and (c) magnification 2 000×, (a'), (b') and (c') magnification 400×
    ATR-FTIR spectra of (a) UHMWPE, (b) UHMWPE-g-PAA, (c) (UHMWPE-g-PAA)-g-PAM, and (d) UHMWPE-HO fibers
    Fig. 4. ATR-FTIR spectra of (a) UHMWPE, (b) UHMWPE-g-PAA, (c) (UHMWPE-g-PAA)-g-PAM, and (d) UHMWPE-HO fibers
    Thermogravimetric analysis curves of the UHMWPE, UHMWPE-g-PAA, (UHMWPE-g-PAA)-g-PAM, and UHMWPE-HO fibers: (a) TG; (b) DTG
    Fig. 5. Thermogravimetric analysis curves of the UHMWPE, UHMWPE-g-PAA, (UHMWPE-g-PAA)-g-PAM, and UHMWPE-HO fibers: (a) TG; (b) DTG
    Effects of (a) pH, (b) reaction time, and (c) initial concentration on absorption performance of UHMWPE-HO fibers; (d) adsorption ability of UHMWPE-HO fibers at different regeneration cycles
    Fig. 6. Effects of (a) pH, (b) reaction time, and (c) initial concentration on absorption performance of UHMWPE-HO fibers; (d) adsorption ability of UHMWPE-HO fibers at different regeneration cycles
    Effects of absorbent dosage on (a) residual concentration, and (b) removal ratio for Cu (II), Co(II), and Ni(II) ions in mixed solution
    Fig. 7. Effects of absorbent dosage on (a) residual concentration, and (b) removal ratio for Cu (II), Co(II), and Ni(II) ions in mixed solution
    样品Sample123456

    首次预辐照的吸收剂量 / kGy

    First absorbed dose

    20020010101010

    反应时间 / min

    Reaction time

    //608090120

    丙烯酸接枝率 / %

    Dg of AA

    //5102050

    二次预辐照的吸收剂量 / kGy

    Secondary absorbed dose

    //100100100100

    丙烯酰胺单体浓度 / %

    C0 of AM

    304030303030

    丙烯酰胺接枝率 / %

    Dg of AM

    235517225017885
    Table 1. AM grafted alone and AM grafted after AA onto UHMWPE
    Xingfang HAO, Chunying XIAN, Hengdong WANG, Li SHEN. Preparation of hydroxoxime group-modified ultra-high molecular weight polyethylene fiber adsorbent by radiation-induced graft polymerization and its application to heavy metal ions removal[J]. Journal of Radiation Research and Radiation Processing, 2023, 41(2): 020201
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