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Oxidation behavior of C/SiC-SiBCN composites at high temperature

Luan, Xin’gang ; Wang, Lei ; Zou, Yun ; Zhang, Qiqi ; Riedel, Ralf ; Cheng, Laifei (2019)
Oxidation behavior of C/SiC-SiBCN composites at high temperature.
In: Journal of the European Ceramic Society, 39 (10)
doi: 10.1016/j.jeurceramsoc.2019.04.025
Artikel, Bibliographie

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Kurzbeschreibung (Abstract)

In order to improve the anti-oxidation performance of C/SiC composites at high temperature, C/SiC composites should be modified by self-healing components. SiBCN ceramic is an ideal self-healing component because of excellent oxidation resistance and thermal stability. C/SiC composites were modified by PDC SiBCN ceramic (C/SiC-SiBCN) by using CVI combined with polymer infiltration and on-line pyrolysis (PI-OP). The oxidation behaviors of C/SiC composites fabricated by CVI method and C/SiC-SiBCN composites fabricated by CVI + PI-OP method and CVI + PIP method at different temperatures in air were compared. The results showed that the strength retention ratios of the composites fabricated by the three methods decreased with the increase of temperature. Compared with the samples fabricated by the other two methods, the weight loss of the samples fabricated by CVI + PI-OP method was greater, but the strength retention ratio was higher.

Typ des Eintrags: Artikel
Erschienen: 2019
Autor(en): Luan, Xin’gang ; Wang, Lei ; Zou, Yun ; Zhang, Qiqi ; Riedel, Ralf ; Cheng, Laifei
Art des Eintrags: Bibliographie
Titel: Oxidation behavior of C/SiC-SiBCN composites at high temperature
Sprache: Englisch
Publikationsjahr: August 2019
Verlag: Elsevier
Titel der Zeitschrift, Zeitung oder Schriftenreihe: Journal of the European Ceramic Society
Jahrgang/Volume einer Zeitschrift: 39
(Heft-)Nummer: 10
DOI: 10.1016/j.jeurceramsoc.2019.04.025
URL / URN: https://www.sciencedirect.com/science/article/abs/pii/S09552...
Kurzbeschreibung (Abstract):

In order to improve the anti-oxidation performance of C/SiC composites at high temperature, C/SiC composites should be modified by self-healing components. SiBCN ceramic is an ideal self-healing component because of excellent oxidation resistance and thermal stability. C/SiC composites were modified by PDC SiBCN ceramic (C/SiC-SiBCN) by using CVI combined with polymer infiltration and on-line pyrolysis (PI-OP). The oxidation behaviors of C/SiC composites fabricated by CVI method and C/SiC-SiBCN composites fabricated by CVI + PI-OP method and CVI + PIP method at different temperatures in air were compared. The results showed that the strength retention ratios of the composites fabricated by the three methods decreased with the increase of temperature. Compared with the samples fabricated by the other two methods, the weight loss of the samples fabricated by CVI + PI-OP method was greater, but the strength retention ratio was higher.

Freie Schlagworte: C/SiC-SiBCN; Oxidation behavior; Self-healing; CVI combined with PI-OP MATRIX COMPOSITES; POLYMER INFILTRATION; CERAMICS; DESIGN
Fachbereich(e)/-gebiet(e): 11 Fachbereich Material- und Geowissenschaften
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft > Fachgebiet Disperse Feststoffe
Hinterlegungsdatum: 25 Jun 2019 05:29
Letzte Änderung: 25 Jun 2019 05:29
PPN:
Projekte: Research Fund of the National Key Technologies RD Program, Grant Number 2017YFB0703200, State Key Laboratory of Solidification Processing (NWPU), China, Grant Number 135-QP-2015, ational Natural Science Foundation of China, Grant Number 51821091
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