Easy Synthesis of a Multifunctional Macrophotoinitiator with Pendant Moieties of Benzoin Methyl Ether Derivative for Use as Active Surface-Modifier of Inorganic Fillers.

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Title: Easy Synthesis of a Multifunctional Macrophotoinitiator with Pendant Moieties of Benzoin Methyl Ether Derivative for Use as Active Surface-Modifier of Inorganic Fillers.
Authors: Ohar, Halyna1 (AUTHOR) halyna.o.ohar@lpnu.ua, Tokareva, Maria1,2 (AUTHOR), Tokarev, Viktor2 (AUTHOR)
Source: Polymers (20734360). May2026, Vol. 18 Issue 10, p1265. 28p.
Subjects: Photopolymerization, Titanium dioxide, Mechanical behavior of materials, Polymeric nanocomposites, Polymerization, Photopolymers, Surface preparation
Abstract: A novel macromolecular photoinitiator (MPI) was synthesized from a copolymer of maleic anhydride and methyl methacrylate and subsequently functionalized with 3-hydroxy-2-methoxy-1,2-diphenylpropan-1-one moieties via a polymer-analogous acylation reaction. The structure and physicochemical properties of the MPI were characterized by IR, UV–Vis, NMR, DSC, and TGA analyses. TiO2 nanoparticles were successfully functionalized with the MPI, yielding materials with enhanced surface activity and photoinitiating efficiency. The MPI-modified TiO2 facilitated efficient UV-induced polymerization of methyl methacrylate, as confirmed by DLS and SEM analyses. Compared with unmodified fillers, the resulting composites exhibited improved dispersion, accelerated polymerization rates, and enhanced mechanical properties. This hybrid strategy offers a promising approach for the development of high-performance polymer nanocomposites through the integration of surface-engineered inorganic fillers and photoreactive polymers. [ABSTRACT FROM AUTHOR]
Copyright of Polymers (20734360) is the property of MDPI and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
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  Data: Easy Synthesis of a Multifunctional Macrophotoinitiator with Pendant Moieties of Benzoin Methyl Ether Derivative for Use as Active Surface-Modifier of Inorganic Fillers.
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  Data: <searchLink fieldCode="JN" term="%22Polymers+%2820734360%29%22">Polymers (20734360)</searchLink>. May2026, Vol. 18 Issue 10, p1265. 28p.
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  Data: <searchLink fieldCode="DE" term="%22Photopolymerization%22">Photopolymerization</searchLink><br /><searchLink fieldCode="DE" term="%22Titanium+dioxide%22">Titanium dioxide</searchLink><br /><searchLink fieldCode="DE" term="%22Mechanical+behavior+of+materials%22">Mechanical behavior of materials</searchLink><br /><searchLink fieldCode="DE" term="%22Polymeric+nanocomposites%22">Polymeric nanocomposites</searchLink><br /><searchLink fieldCode="DE" term="%22Polymerization%22">Polymerization</searchLink><br /><searchLink fieldCode="DE" term="%22Photopolymers%22">Photopolymers</searchLink><br /><searchLink fieldCode="DE" term="%22Surface+preparation%22">Surface preparation</searchLink>
– Name: Abstract
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  Data: A novel macromolecular photoinitiator (MPI) was synthesized from a copolymer of maleic anhydride and methyl methacrylate and subsequently functionalized with 3-hydroxy-2-methoxy-1,2-diphenylpropan-1-one moieties via a polymer-analogous acylation reaction. The structure and physicochemical properties of the MPI were characterized by IR, UV–Vis, NMR, DSC, and TGA analyses. TiO2 nanoparticles were successfully functionalized with the MPI, yielding materials with enhanced surface activity and photoinitiating efficiency. The MPI-modified TiO2 facilitated efficient UV-induced polymerization of methyl methacrylate, as confirmed by DLS and SEM analyses. Compared with unmodified fillers, the resulting composites exhibited improved dispersion, accelerated polymerization rates, and enhanced mechanical properties. This hybrid strategy offers a promising approach for the development of high-performance polymer nanocomposites through the integration of surface-engineered inorganic fillers and photoreactive polymers. [ABSTRACT FROM AUTHOR]
– Name: AbstractSuppliedCopyright
  Label:
  Group: Ab
  Data: <i>Copyright of Polymers (20734360) is the property of MDPI and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract.</i> (Copyright applies to all Abstracts.)
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RecordInfo BibRecord:
  BibEntity:
    Identifiers:
      – Type: doi
        Value: 10.3390/polym18101265
    Languages:
      – Code: eng
        Text: English
    PhysicalDescription:
      Pagination:
        PageCount: 28
        StartPage: 1265
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      – SubjectFull: Photopolymerization
        Type: general
      – SubjectFull: Titanium dioxide
        Type: general
      – SubjectFull: Mechanical behavior of materials
        Type: general
      – SubjectFull: Polymeric nanocomposites
        Type: general
      – SubjectFull: Polymerization
        Type: general
      – SubjectFull: Photopolymers
        Type: general
      – SubjectFull: Surface preparation
        Type: general
    Titles:
      – TitleFull: Easy Synthesis of a Multifunctional Macrophotoinitiator with Pendant Moieties of Benzoin Methyl Ether Derivative for Use as Active Surface-Modifier of Inorganic Fillers.
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            NameFull: Ohar, Halyna
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          Name:
            NameFull: Tokareva, Maria
      – PersonEntity:
          Name:
            NameFull: Tokarev, Viktor
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          Dates:
            – D: 15
              M: 05
              Text: May2026
              Type: published
              Y: 2026
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              Value: 18
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              Value: 10
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            – TitleFull: Polymers (20734360)
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