Abstract
Polymer pyrolysis as a route to fibre reinforced Si-N-C materials was identified and demonstrated. The synthesis and pyrolysis of polysilazane precursors were optimized with respect to ceramic yield and minimum bloating during pyrolysis. Solution infiltration of stacked Nicalon SiC fibre weaves was performed. Repeated impregnations/pyrolyses yielded fairly strong composites exhibiting non-brittle fracture behaviour, especially when a polymer free from low molecular weight oligomers was used and the fibres given a carbon coating.
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© 1989 Springer Science+Business Media B.V.
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Lundberg, R., Goursat, P. (1989). Silicon Carbo-Nitride Ceramic Matrix Composites by Polymer Pyrolysis. In: Bunsell, A.R., Lamicq, P., Massiah, A. (eds) Developments in the Science and Technology of Composite Materials. Springer, Dordrecht. https://doi.org/10.1007/978-94-009-1123-9_13
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DOI: https://doi.org/10.1007/978-94-009-1123-9_13
Publisher Name: Springer, Dordrecht
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