JPH0510295B2 - - Google Patents
Info
- Publication number
- JPH0510295B2 JPH0510295B2 JP60220255A JP22025585A JPH0510295B2 JP H0510295 B2 JPH0510295 B2 JP H0510295B2 JP 60220255 A JP60220255 A JP 60220255A JP 22025585 A JP22025585 A JP 22025585A JP H0510295 B2 JPH0510295 B2 JP H0510295B2
- Authority
- JP
- Japan
- Prior art keywords
- silicon nitride
- weight
- powder
- oxide
- coal
- 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 - Lifetime
Links
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 21
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 21
- 238000005245 sintering Methods 0.000 claims description 19
- 239000000843 powder Substances 0.000 claims description 12
- 229910002515 CoAl Inorganic materials 0.000 claims description 9
- 239000003245 coal Substances 0.000 claims description 9
- 238000000465 moulding Methods 0.000 claims description 9
- CRHLEZORXKQUEI-UHFFFAOYSA-N dialuminum;cobalt(2+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Al+3].[Al+3].[Co+2].[Co+2] CRHLEZORXKQUEI-UHFFFAOYSA-N 0.000 claims description 8
- 229910052596 spinel Inorganic materials 0.000 claims description 8
- 239000011029 spinel Substances 0.000 claims description 8
- 238000010304 firing Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 230000001590 oxidative effect Effects 0.000 claims description 4
- 239000011812 mixed powder Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 description 10
- 239000000203 mixture Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 238000000280 densification Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000013001 point bending Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- 229910000428 cobalt oxide Inorganic materials 0.000 description 2
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 2
- 239000013065 commercial product Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 238000001272 pressureless sintering Methods 0.000 description 2
- 238000007088 Archimedes method Methods 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910000420 cerium oxide Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 229910001938 gadolinium oxide Inorganic materials 0.000 description 1
- 229940075613 gadolinium oxide Drugs 0.000 description 1
- CMIHHWBVHJVIGI-UHFFFAOYSA-N gadolinium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[Gd+3].[Gd+3] CMIHHWBVHJVIGI-UHFFFAOYSA-N 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- -1 high strength Chemical compound 0.000 description 1
- 238000001513 hot isostatic pressing Methods 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 description 1
- MMKQUGHLEMYQSG-UHFFFAOYSA-N oxygen(2-);praseodymium(3+) Chemical compound [O-2].[O-2].[O-2].[Pr+3].[Pr+3] MMKQUGHLEMYQSG-UHFFFAOYSA-N 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229910003447 praseodymium oxide Inorganic materials 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 229910001954 samarium oxide Inorganic materials 0.000 description 1
- 229940075630 samarium oxide Drugs 0.000 description 1
- FKTOIHSPIPYAPE-UHFFFAOYSA-N samarium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[Sm+3].[Sm+3] FKTOIHSPIPYAPE-UHFFFAOYSA-N 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000007582 slurry-cast process Methods 0.000 description 1
Landscapes
- Ceramic Products (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60220255A JPS6283374A (ja) | 1985-10-04 | 1985-10-04 | 窒化珪素の焼結助剤及びそれを用いた窒化珪素焼結体の製法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60220255A JPS6283374A (ja) | 1985-10-04 | 1985-10-04 | 窒化珪素の焼結助剤及びそれを用いた窒化珪素焼結体の製法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6283374A JPS6283374A (ja) | 1987-04-16 |
| JPH0510295B2 true JPH0510295B2 (OSRAM) | 1993-02-09 |
Family
ID=16748318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60220255A Granted JPS6283374A (ja) | 1985-10-04 | 1985-10-04 | 窒化珪素の焼結助剤及びそれを用いた窒化珪素焼結体の製法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6283374A (OSRAM) |
-
1985
- 1985-10-04 JP JP60220255A patent/JPS6283374A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6283374A (ja) | 1987-04-16 |
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