CA1304875C - Methode pour la conversion de polymeres de type organosilicium contenant des unites repetees sih et des precurseurs de l'organopolysilazane, destinees a la fabrication de polymeres utiles nouveaux, et matieres ceramiques enrichies de nitrure de silicium - Google Patents
Methode pour la conversion de polymeres de type organosilicium contenant des unites repetees sih et des precurseurs de l'organopolysilazane, destinees a la fabrication de polymeres utiles nouveaux, et matieres ceramiques enrichies de nitrure de siliciumInfo
- Publication number
- CA1304875C CA1304875C CA000545027A CA545027A CA1304875C CA 1304875 C CA1304875 C CA 1304875C CA 000545027 A CA000545027 A CA 000545027A CA 545027 A CA545027 A CA 545027A CA 1304875 C CA1304875 C CA 1304875C
- Authority
- CA
- Canada
- Prior art keywords
- carbon atoms
- group
- substituted
- lower alkyl
- polymer
- 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.)
- Expired - Fee Related
Links
Landscapes
- Ceramic Products (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US899,471 | 1986-08-22 | ||
US06/899,471 US4720532A (en) | 1986-08-22 | 1986-08-22 | Organopolysilazane precursors to silicon nitride-rich mixed SiC/Si3 N4 |
US06/916,109 US4767876A (en) | 1985-09-30 | 1986-10-07 | Method for converting organosilicon polymers containing SIH repeat units and organopolysilazane precursors to new and useful preceramic polymers and silicon nitride enriched ceramic materials |
US916,109 | 1986-10-07 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000583229A Division CA1281475C (fr) | 1986-08-22 | 1988-11-16 | Precurseurs de type organopolysilazane pour la production d'un melange sic/se3n4 riche en nitrure de silicium |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1304875C true CA1304875C (fr) | 1992-07-07 |
Family
ID=27129240
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000545027A Expired - Fee Related CA1304875C (fr) | 1986-08-22 | 1987-08-21 | Methode pour la conversion de polymeres de type organosilicium contenant des unites repetees sih et des precurseurs de l'organopolysilazane, destinees a la fabrication de polymeres utiles nouveaux, et matieres ceramiques enrichies de nitrure de silicium |
CA000583229A Expired - Fee Related CA1281475C (fr) | 1986-08-22 | 1988-11-16 | Precurseurs de type organopolysilazane pour la production d'un melange sic/se3n4 riche en nitrure de silicium |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000583229A Expired - Fee Related CA1281475C (fr) | 1986-08-22 | 1988-11-16 | Precurseurs de type organopolysilazane pour la production d'un melange sic/se3n4 riche en nitrure de silicium |
Country Status (1)
Country | Link |
---|---|
CA (2) | CA1304875C (fr) |
-
1987
- 1987-08-21 CA CA000545027A patent/CA1304875C/fr not_active Expired - Fee Related
-
1988
- 1988-11-16 CA CA000583229A patent/CA1281475C/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA1281475C (fr) | 1991-03-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4767876A (en) | Method for converting organosilicon polymers containing SIH repeat units and organopolysilazane precursors to new and useful preceramic polymers and silicon nitride enriched ceramic materials | |
US4820783A (en) | Method for forming new preceramic polymers for SiC and Si3 N4/SiC | |
US4720532A (en) | Organopolysilazane precursors to silicon nitride-rich mixed SiC/Si3 N4 | |
EP0153008B1 (fr) | Polymères d'organosilazane formant des matières céramiques | |
KR840001536B1 (ko) | 폴리실란의 제조방법 | |
US6103178A (en) | Method for producing ceramic fibers from blends of siloxane resins and carborane siloxane oligomers | |
EP0295062B1 (fr) | Polysilacyclobutasilazanes | |
US4705837A (en) | Method for converting Si-H containing polysiloxanes to new and useful preceramic polymers and ceramic materials | |
US5256487A (en) | High char yield silazane derived preceramic polymers and cured compositions thereof | |
CA1287432C (fr) | Polymeres preceramiques obtenus a partir de silazanes cycliques et de disilanes halogenes; methode de preparation | |
US4497787A (en) | Branched polycarbosilanes and their use in the production of silicon carbide | |
EP0209360B1 (fr) | Procédé de transformation de polymères de silicium ayant des groupes Si-H en polymères pré-céramiques et en matières céramiques | |
CA1304875C (fr) | Methode pour la conversion de polymeres de type organosilicium contenant des unites repetees sih et des precurseurs de l'organopolysilazane, destinees a la fabrication de polymeres utiles nouveaux, et matieres ceramiques enrichies de nitrure de silicium | |
EP0278001B1 (fr) | Procede d'utilisation de precurseurs d'organopolysilazane pour former de nouveaux polymeres preceramiques et des materiaux ceramiques riches en nitrure de silicium | |
JPS6158086B2 (fr) | ||
Uhlig | Convenient approach to novel functional substituted and branched poly (silylenemethylenes) | |
US5070116A (en) | Preceramic organosilicon-metal carbonyl polymers | |
Seyferth | Organosilicon polymers as precursors for silicon-containing ceramics | |
CA1263796A (fr) | Conversion de polycarbosilanes renfermant si-h en de nouveaux et utiles polymeres preceramiques et produits ceramiques | |
EP0826718B1 (fr) | Fibres SiCO amorphes et fibres SiC cristallins à partir de résines de polysiloxanes durcissables ayant des groupes alk-1-ényléther | |
Seyferth et al. | Organopolysilazane precursors to silicon nitride-rich mixed SiC/Si 3 N 4 | |
JP2575280B2 (ja) | 酸窒化珪素繊維の製法 | |
Seyferth et al. | The Preceramic Polymer Route to Silicon-Containing Ceramics | |
Blum et al. | A new catalytic method for producing preceramic polysilazanes | |
Birot et al. | Sic and SiCN Based-Materials: The Model and Copolymer Ways for a Rational Approach to Their Precursors |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKLA | Lapsed |