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Fracture behaviour of the unidirectional Nicalon - polysiloxane composites
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SYSNO ASEP 0207575 Document Type C - Proceedings Paper (int. conf.) R&D Document Type Conference Paper Title Fracture behaviour of the unidirectional Nicalon - polysiloxane composites Author(s) Rudnayová, E. (SK)
Glogar, Petr (USMH-B) RID
Kolář, František (USMH-B)Source Title Proceedings of the International Conference FRACTOGRAPHY 2000 / Parilák L'.. - Košice : IMR SAS Košice, 2000 - ISBN 80-968468-3-3 Pages s. 185-192 Number of pages 8 s. Action Fractography 2000 Event date 15.10.2000-18.10.2000 VEvent location Stará Lesná Country SK - Slovakia Language eng - English Country SK - Slovakia Subject RIV JH - Ceramics, Fire-Resistant Materials and Glass R&D Projects GA104/00/1140 GA ČR - Czech Science Foundation (CSF) GA106/99/0096 GA ČR - Czech Science Foundation (CSF) CEZ AV0Z3046908 - USMH-B Annotation Unidirectional Nicalon reinforced composites with matrix derived from commercially available polymethylphenylsiloxane resin were prepared by pyrolysis of cured prepregs at 700 - 1000řC. The fracture surface analyses showed that the toughening effect was the highest in case of specimens pyrolyzed at 800řC. The subsequent impregnation and repeated pyrolysis caused an embrittlement reflected in a lowered strength and work to fracture. Workplace Institute of Rock Structure and Mechanics Contact Iva Švihálková, svihalkova@irsm.cas.cz, Tel.: 266 009 216 Year of Publishing 2001
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