A polysilazane precursor for Si-C-N-O matrix composites

M. F. Gonon, S. Hampshire, J. P. Disson, G. Fantozzi

Research output: Contribution to journalArticlepeer-review

Abstract

This paper reports the ability to use a commercial polysilazane † PYROFINE PV from Elf Atochem. Centre de Recherche Rhône-Alpes, rue Henri Moissan, 69310 Pierre-Bénite, France. as matrix precursor for the manufacture of ceramic matrix composites. By pyrolysis under nitrogen in the temperature range 1000-1400 °C this polysilazane leads to an amorphous silicon carbonitride with a ceramic yield around 65 wt%. The rheological behaviour and the thermal decomposition of the polysilazane have been studied. Parameters for the impregnation and pyrolysis cycles required by the manufacture of composites are also proposed.

Original languageEnglish
Pages (from-to)683-688
Number of pages6
JournalJournal of the European Ceramic Society
Volume15
Issue number7
DOIs
Publication statusPublished - 1995

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