Coupling of synthesis and modification to produce hydrophobic or functionalized nano-silica particles.

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Title: Coupling of synthesis and modification to produce hydrophobic or functionalized nano-silica particles.
Authors: Yu, Keyi1 (AUTHOR), Liang, Yong1 (AUTHOR), Ma, Guanxiang1 (AUTHOR), Yang, Ling1 (AUTHOR), Wang, Ting-Jie1 (AUTHOR) wangtj@tsinghua.edu.cn
Source: Colloids & Surfaces A: Physicochemical & Engineering Aspects. Aug2019, Vol. 574, p122-130. 9p.
Subjects: Sodium dodecyl sulfate, Silane coupling agents, Nanoparticles, Silane
Abstract: Coupling of the synthesis and surface modification processes for hydrophobic or functionalized nano-silica particles was performed. Highly hydrophobic and high-density amino-functionalization were achieved for the nano-silica particles via the coupled process using SDS and APTES as modifiers, respectively. The coupled process was proven more effective than the non-coupled process. The processes of synthesis and surface modification were coupled herein to produce hydrophobic or functionalized nano-silica particles. Nano-silica particles with a spherical shape approximately 20 nm in diameter were synthesized. Nano-silica particles with high hydrophobicity were produced by coupling the synthesis with a modification process involving aqueous mixing, spray-drying, and thermal treatment, using the common surfactant sodium dodecyl sulfate (SDS) as a modifier. Amino-functionalized nano-silica particles with high grafting density were produced via the same process using the silane coupling agent γ-aminopropyltriethoxysilane (APTES). The modification was more effective with the coupled process than with the non-coupled process. [ABSTRACT FROM AUTHOR]
Copyright of Colloids & Surfaces A: Physicochemical & Engineering Aspects is the property of Elsevier B.V. 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.)
Database: Engineering Source
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DbLabel: Engineering Source
An: 139235893
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  Label: Title
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  Data: Coupling of synthesis and modification to produce hydrophobic or functionalized nano-silica particles.
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  Data: <searchLink fieldCode="AR" term="%22Yu%2C+Keyi%22">Yu, Keyi</searchLink><relatesTo>1</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Liang%2C+Yong%22">Liang, Yong</searchLink><relatesTo>1</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Ma%2C+Guanxiang%22">Ma, Guanxiang</searchLink><relatesTo>1</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Yang%2C+Ling%22">Yang, Ling</searchLink><relatesTo>1</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Wang%2C+Ting-Jie%22">Wang, Ting-Jie</searchLink><relatesTo>1</relatesTo> (AUTHOR)<i> wangtj@tsinghua.edu.cn</i>
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  Data: <searchLink fieldCode="JN" term="%22Colloids+%26+Surfaces+A%3A+Physicochemical+%26+Engineering+Aspects%22">Colloids & Surfaces A: Physicochemical & Engineering Aspects</searchLink>. Aug2019, Vol. 574, p122-130. 9p.
– Name: Subject
  Label: Subjects
  Group: Su
  Data: <searchLink fieldCode="DE" term="%22Sodium+dodecyl+sulfate%22">Sodium dodecyl sulfate</searchLink><br /><searchLink fieldCode="DE" term="%22Silane+coupling+agents%22">Silane coupling agents</searchLink><br /><searchLink fieldCode="DE" term="%22Nanoparticles%22">Nanoparticles</searchLink><br /><searchLink fieldCode="DE" term="%22Silane%22">Silane</searchLink>
– Name: Abstract
  Label: Abstract
  Group: Ab
  Data: Coupling of the synthesis and surface modification processes for hydrophobic or functionalized nano-silica particles was performed. Highly hydrophobic and high-density amino-functionalization were achieved for the nano-silica particles via the coupled process using SDS and APTES as modifiers, respectively. The coupled process was proven more effective than the non-coupled process. The processes of synthesis and surface modification were coupled herein to produce hydrophobic or functionalized nano-silica particles. Nano-silica particles with a spherical shape approximately 20 nm in diameter were synthesized. Nano-silica particles with high hydrophobicity were produced by coupling the synthesis with a modification process involving aqueous mixing, spray-drying, and thermal treatment, using the common surfactant sodium dodecyl sulfate (SDS) as a modifier. Amino-functionalized nano-silica particles with high grafting density were produced via the same process using the silane coupling agent γ-aminopropyltriethoxysilane (APTES). The modification was more effective with the coupled process than with the non-coupled process. [ABSTRACT FROM AUTHOR]
– Name: AbstractSuppliedCopyright
  Label:
  Group: Ab
  Data: <i>Copyright of Colloids & Surfaces A: Physicochemical & Engineering Aspects is the property of Elsevier B.V. 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: 10.1016/j.colsurfa.2019.04.077
    Languages:
      – Code: eng
        Text: English
    PhysicalDescription:
      Pagination:
        PageCount: 9
        StartPage: 122
    Subjects:
      – SubjectFull: Sodium dodecyl sulfate
        Type: general
      – SubjectFull: Silane coupling agents
        Type: general
      – SubjectFull: Nanoparticles
        Type: general
      – SubjectFull: Silane
        Type: general
    Titles:
      – TitleFull: Coupling of synthesis and modification to produce hydrophobic or functionalized nano-silica particles.
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            NameFull: Yu, Keyi
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            NameFull: Liang, Yong
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            NameFull: Ma, Guanxiang
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            NameFull: Yang, Ling
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            NameFull: Wang, Ting-Jie
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            – D: 05
              M: 08
              Text: Aug2019
              Type: published
              Y: 2019
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              Value: 574
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            – TitleFull: Colloids & Surfaces A: Physicochemical & Engineering Aspects
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