JPS6149270B2 - - Google Patents
Info
- Publication number
- JPS6149270B2 JPS6149270B2 JP52067026A JP6702677A JPS6149270B2 JP S6149270 B2 JPS6149270 B2 JP S6149270B2 JP 52067026 A JP52067026 A JP 52067026A JP 6702677 A JP6702677 A JP 6702677A JP S6149270 B2 JPS6149270 B2 JP S6149270B2
- Authority
- JP
- Japan
- Prior art keywords
- sintered body
- silicon nitride
- pressure
- density
- fired
- 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
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical group N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 12
- 239000000843 powder Substances 0.000 claims description 7
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 3
- 238000007731 hot pressing Methods 0.000 claims description 2
- 239000011261 inert gas Substances 0.000 claims description 2
- 230000001590 oxidative effect Effects 0.000 claims 1
- 238000003825 pressing Methods 0.000 claims 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 238000005245 sintering Methods 0.000 description 7
- 238000005452 bending Methods 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Ceramic Products (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6702677A JPS541313A (en) | 1977-06-06 | 1977-06-06 | Method of making highhdensity silicon nitride |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6702677A JPS541313A (en) | 1977-06-06 | 1977-06-06 | Method of making highhdensity silicon nitride |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS541313A JPS541313A (en) | 1979-01-08 |
| JPS6149270B2 true JPS6149270B2 (enrdf_load_stackoverflow) | 1986-10-28 |
Family
ID=13332955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6702677A Granted JPS541313A (en) | 1977-06-06 | 1977-06-06 | Method of making highhdensity silicon nitride |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS541313A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55121972A (en) * | 1979-03-09 | 1980-09-19 | Ngk Spark Plug Co | Airtightened silicon nitride sintered body |
-
1977
- 1977-06-06 JP JP6702677A patent/JPS541313A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS541313A (en) | 1979-01-08 |
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