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Chemical design of onion-like carbon-silicon diimide polymer composites

Wang, Kaili ; Mera, Gabriela (2021)
Chemical design of onion-like carbon-silicon diimide polymer composites.
In: Experimental Results, 2
doi: 10.1017/exp.2021.13
Artikel, Bibliographie

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Kurzbeschreibung (Abstract)

Herein, we report the synthesis and characterization of a novel class of polymer composites based on onion-like carbons (OLCs)-silicon diimide by a salt-free polycondensation reaction. The pyridine-catalyzed polymerization reaction was carried out in the presence of various contents (0.1, 0.5, 1, and 2 wt%) of carboxyl-functionalized OLCs in argon atmosphere to provide composites with well-dispersed and covalently incorporated 0D nanocarbons throughout the 3D matrix of silicon diimide polymer. A strong dependency of the optical properties (UV absorbance and the photoluminescence spectra) on the content of functionalized OLCs incorporated within the polymer matrix was observed. The novel polymer composites are suitable precursors for the design of advanced and multifunctional 0D-nanocarbon–containing Si3N4-based ceramic nanocomposites.

Typ des Eintrags: Artikel
Erschienen: 2021
Autor(en): Wang, Kaili ; Mera, Gabriela
Art des Eintrags: Bibliographie
Titel: Chemical design of onion-like carbon-silicon diimide polymer composites
Sprache: Englisch
Publikationsjahr: 20 August 2021
Verlag: Cambridge University Press
Titel der Zeitschrift, Zeitung oder Schriftenreihe: Experimental Results
Jahrgang/Volume einer Zeitschrift: 2
DOI: 10.1017/exp.2021.13
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Kurzbeschreibung (Abstract):

Herein, we report the synthesis and characterization of a novel class of polymer composites based on onion-like carbons (OLCs)-silicon diimide by a salt-free polycondensation reaction. The pyridine-catalyzed polymerization reaction was carried out in the presence of various contents (0.1, 0.5, 1, and 2 wt%) of carboxyl-functionalized OLCs in argon atmosphere to provide composites with well-dispersed and covalently incorporated 0D nanocarbons throughout the 3D matrix of silicon diimide polymer. A strong dependency of the optical properties (UV absorbance and the photoluminescence spectra) on the content of functionalized OLCs incorporated within the polymer matrix was observed. The novel polymer composites are suitable precursors for the design of advanced and multifunctional 0D-nanocarbon–containing Si3N4-based ceramic nanocomposites.

Freie Schlagworte: 0D-nanocarbon, onion-like carbons, polymer-derived ceramic composites, silicon diimide, silicon nitride
Fachbereich(e)/-gebiet(e): 11 Fachbereich Material- und Geowissenschaften
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft > Fachgebiet Disperse Feststoffe
TU-Projekte: DFG|IO83/2-1|Neuartige 0D-Nano
Hinterlegungsdatum: 24 Aug 2021 07:05
Letzte Änderung: 03 Jul 2024 02:52
PPN:
Projekte: German Research Foundation DFG, Grant Number IO 83/2-1
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