CA1340025C - Polysilazanes et composes apparentes; methodes de preparation et utilisations
- Google Patents
Polysilazanes et composes apparentes; methodes de preparation et utilisations
Info
Publication number
CA1340025C
CA1340025CCA000549942ACA549942ACA1340025CCA 1340025 CCA1340025 CCA 1340025CCA 000549942 ACA000549942 ACA 000549942ACA 549942 ACA549942 ACA 549942ACA 1340025 CCA1340025 CCA 1340025C
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CA
Canada
Prior art keywords
bond
polymer
ceramic
hydrocarbyl
reaction
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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SRI International Inc
Original Assignee
SRI International Inc
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Filing date
Publication date
Priority claimed from PCT/US1986/002266external-prioritypatent/WO1987005298A1/fr
Application filed by SRI International IncfiledCriticalSRI International Inc
Application grantedgrantedCritical
Publication of CA1340025CpublicationCriticalpatent/CA1340025C/fr
Method for converting organosilicon polymers containing SIH repeat units and organopolysilazane precursors to new and useful preceramic polymers and silicon nitride enriched ceramic materials
Polysilazanes, procedes de preparation, materiaux ceramiques renfermant du nitrure de silicium et obtenus a partir de ces polysilazanes, et preparation de ces materiaux
Process for the treatment of polyorganosilazanes and/or of polyorgano(disilyl)silazanes by means of a treatment of polyorganosilazanes with a catalyst system comprising an ionic inorganic salt and a complexing compound
Procede d'utilisation de precurseurs d'organopolysilazane pour former de nouveaux polymeres preceramiques et des materiaux ceramiques riches en nitrure de silicium