• Journal of Inorganic Materials
  • Vol. 38, Issue 8, 971 (2023)
Xiaoshi NI, Ziyang LIN, Muyan QIN, Song YE*, and Deping WANG*
Author Affiliations
  • School of Materials Science and Engineering, Tongji University, Shanghai 201804, China
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    DOI: 10.15541/jim20230039 Cite this Article
    Xiaoshi NI, Ziyang LIN, Muyan QIN, Song YE, Deping WANG. Bioactivity and Mechanical Property of PMMA Bone Cement: Effect of Silanized Mesoporous Borosilicate Bioglass Microspheres[J]. Journal of Inorganic Materials, 2023, 38(8): 971 Copy Citation Text show less
    Microstructures and constituents of MBGS and MBGSSI(a) XRD patterns of MBGS and MBGSSI; (b, c) FT-IR spectra (b) and TG curves (c) of MBGS, MBGSSI and γ-MPS; (d, e) TEM images of MBGS (d) and MBGSSI (e)
    1. Microstructures and constituents of MBGS and MBGSSI(a) XRD patterns of MBGS and MBGSSI; (b, c) FT-IR spectra (b) and TG curves (c) of MBGS, MBGSSI and γ-MPS; (d, e) TEM images of MBGS (d) and MBGSSI (e)
    (a) N2 adsorption-desorption isotherms and (b) corresponding pore size distributions of MBGS, and (c) schematic diagram of the surface silanization
    2. (a) N2 adsorption-desorption isotherms and (b) corresponding pore size distributions of MBGS, and (c) schematic diagram of the surface silanization
    (a) XPS spectra of MBGS and MBGSSI, XPS spectra of C1s in MBGSSI at etching depths of (b) 0 and (c) 100 nm
    3. (a) XPS spectra of MBGS and MBGSSI, XPS spectra of C1s in MBGSSI at etching depths of (b) 0 and (c) 100 nm
    Dispersity of MBGS and MBGSSI in MMA at (a) initial or for (b) 5 min, (c) 1 h, (d) 3 h and (e) 5 h
    4. Dispersity of MBGS and MBGSSI in MMA at (a) initial or for (b) 5 min, (c) 1 h, (d) 3 h and (e) 5 h
    SEM images of (a, b) PMMA, (c, d) MBGS/PMMA and (e, f) MBGSSI/PMMA
    5. SEM images of (a, b) PMMA, (c, d) MBGS/PMMA and (e, f) MBGSSI/PMMA
    SEM images and EDS patterns of (a, b) PMMA, (c, d) MBGS/PMMA and (e, f) MBGSSI/PMMA, and (g) XRD patterns of PMMA, MBGS/PMMA, MBGSSI/PMMA
    6. SEM images and EDS patterns of (a, b) PMMA, (c, d) MBGS/PMMA and (e, f) MBGSSI/PMMA, and (g) XRD patterns of PMMA, MBGS/PMMA, MBGSSI/PMMA
    SampleSpecific surface area/(m2•g-1) Average pore diameter/nm Total pore volume/(mL•g-1)
    MBGS84.04733.96760.7137
    MBGSSI227.85610.220.5822
    Table 1.

    Specific surface area, average pore diameter and total pore volume of MBGS and MBGSSI

    SampleC1s/%O1s/%Si2p/%B1s/%Ca2p/%
    MBGS5.0272.385.272.7114.62
    MBGSSI 0 nm7.9170.265.682.2713.88
    MBGSSI 100 nm5.3268.886.812.2516.74
    Table 2.

    Atomic concentrations of MBGS, MBGSSI and MBGSSI (etching depth at 100 nm)

    SampleDough time/s Setting time/min Peak temperature/℃Compressive strength/MPa Compressive modulus/MPa Flexural strength/MPaFlexural modulus/MPa
    PMMA287.5±7.811.38±0.3749.15±1.4570.01±1.85878.67±55.8467.75±1.882925.05±144.71
    MBGS/PMMA136.0±2.814.77±0.0740.65±0.2571.22±2.201029.66±63.5444.53±2.594003.19±125.79
    MBGSSI/PMMA174.0±5.718.97±0.2038.40±0.481.77±1.451091.50±75.6459.42±4.343330.03±214.02
    Table 3.

    Setting and mechanical properties of PMMA, MBGS/PMMA and MBGSSI/PMMA bone cements

    Xiaoshi NI, Ziyang LIN, Muyan QIN, Song YE, Deping WANG. Bioactivity and Mechanical Property of PMMA Bone Cement: Effect of Silanized Mesoporous Borosilicate Bioglass Microspheres[J]. Journal of Inorganic Materials, 2023, 38(8): 971
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