JPS631273B2 - - Google Patents
Info
- Publication number
- JPS631273B2 JPS631273B2 JP57149382A JP14938282A JPS631273B2 JP S631273 B2 JPS631273 B2 JP S631273B2 JP 57149382 A JP57149382 A JP 57149382A JP 14938282 A JP14938282 A JP 14938282A JP S631273 B2 JPS631273 B2 JP S631273B2
- Authority
- JP
- Japan
- Prior art keywords
- sintering
- atmosphere
- powder
- stage
- sintered body
- 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
Links
- 238000005245 sintering Methods 0.000 claims description 40
- 239000000843 powder Substances 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 24
- 239000012298 atmosphere Substances 0.000 claims description 17
- 239000007789 gas Substances 0.000 claims description 7
- 238000000354 decomposition reaction Methods 0.000 claims description 6
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 5
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 238000000280 densification Methods 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 claims description 2
- 230000008020 evaporation Effects 0.000 claims 1
- 230000000630 rising effect Effects 0.000 claims 1
- 239000000126 substance Substances 0.000 description 6
- 239000000919 ceramic Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003779 heat-resistant material Substances 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052574 oxide ceramic Inorganic materials 0.000 description 1
- 239000011224 oxide ceramic Substances 0.000 description 1
- 238000009700 powder processing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
Landscapes
- Ceramic Products (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57149382A JPS5939769A (ja) | 1982-08-28 | 1982-08-28 | 窒化けい素の焼結方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57149382A JPS5939769A (ja) | 1982-08-28 | 1982-08-28 | 窒化けい素の焼結方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5939769A JPS5939769A (ja) | 1984-03-05 |
JPS631273B2 true JPS631273B2 (US20030220297A1-20031127-C00033.png) | 1988-01-12 |
Family
ID=15473902
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57149382A Granted JPS5939769A (ja) | 1982-08-28 | 1982-08-28 | 窒化けい素の焼結方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5939769A (US20030220297A1-20031127-C00033.png) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4892848A (en) * | 1985-07-30 | 1990-01-09 | Kyocera Corporation | Silicon nitride sintered body and process for preparation thereof |
JPS63206358A (ja) * | 1987-02-20 | 1988-08-25 | 日本碍子株式会社 | 窒化珪素焼結体の製造方法 |
JPH01290561A (ja) * | 1988-05-18 | 1989-11-22 | Nippon Cement Co Ltd | 窒化けい素系セラミツク焼結体の製造方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53102320A (en) * | 1977-01-03 | 1978-09-06 | Gen Electric | Silicon nitride sintered articles and manufacture thereof |
JPS55116675A (en) * | 1979-02-27 | 1980-09-08 | Ngk Insulators Ltd | Manufacture of silicon nitride sintered body |
JPS57106574A (en) * | 1980-12-19 | 1982-07-02 | Kobe Steel Ltd | Method of sintering silicon nitride |
-
1982
- 1982-08-28 JP JP57149382A patent/JPS5939769A/ja active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53102320A (en) * | 1977-01-03 | 1978-09-06 | Gen Electric | Silicon nitride sintered articles and manufacture thereof |
JPS55116675A (en) * | 1979-02-27 | 1980-09-08 | Ngk Insulators Ltd | Manufacture of silicon nitride sintered body |
JPS57106574A (en) * | 1980-12-19 | 1982-07-02 | Kobe Steel Ltd | Method of sintering silicon nitride |
Also Published As
Publication number | Publication date |
---|---|
JPS5939769A (ja) | 1984-03-05 |