JPS5663806A - Manufacture of alpha-type silicon nitride powder - Google Patents
Manufacture of alpha-type silicon nitride powderInfo
- Publication number
- JPS5663806A JPS5663806A JP13852679A JP13852679A JPS5663806A JP S5663806 A JPS5663806 A JP S5663806A JP 13852679 A JP13852679 A JP 13852679A JP 13852679 A JP13852679 A JP 13852679A JP S5663806 A JPS5663806 A JP S5663806A
- Authority
- JP
- Japan
- Prior art keywords
- powder
- purity
- carbon black
- manufacture
- silicon nitride
- 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.)
- Granted
Links
- 239000000843 powder Substances 0.000 title abstract 7
- 229910052581 Si3N4 Inorganic materials 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 title abstract 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 6
- 239000006229 carbon black Substances 0.000 abstract 3
- 239000007789 gas Substances 0.000 abstract 3
- 239000000377 silicon dioxide Substances 0.000 abstract 3
- 238000006243 chemical reaction Methods 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 2
- 239000011812 mixed powder Substances 0.000 abstract 2
- 238000005121 nitriding Methods 0.000 abstract 2
- 238000005979 thermal decomposition reaction Methods 0.000 abstract 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 abstract 1
- MYFXBBAEXORJNB-UHFFFAOYSA-N calcium cyanamide Chemical compound [Ca+2].[N-]=C=[N-] MYFXBBAEXORJNB-UHFFFAOYSA-N 0.000 abstract 1
- 239000004202 carbamide Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 238000007086 side reaction Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
- C01B21/068—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with silicon
- C01B21/0685—Preparation by carboreductive nitridation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Ceramic Products (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13852679A JPS5663806A (en) | 1979-10-25 | 1979-10-25 | Manufacture of alpha-type silicon nitride powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13852679A JPS5663806A (en) | 1979-10-25 | 1979-10-25 | Manufacture of alpha-type silicon nitride powder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5663806A true JPS5663806A (en) | 1981-05-30 |
| JPH0122201B2 JPH0122201B2 (enrdf_load_stackoverflow) | 1989-04-25 |
Family
ID=15224204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13852679A Granted JPS5663806A (en) | 1979-10-25 | 1979-10-25 | Manufacture of alpha-type silicon nitride powder |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5663806A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5695289A (en) * | 1979-12-28 | 1981-08-01 | Seiko Instr & Electronics | Liquid crystal display unit |
-
1979
- 1979-10-25 JP JP13852679A patent/JPS5663806A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5695289A (en) * | 1979-12-28 | 1981-08-01 | Seiko Instr & Electronics | Liquid crystal display unit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0122201B2 (enrdf_load_stackoverflow) | 1989-04-25 |
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