JPH01278405A - 針状晶窒化ケイ素の製造方法 - Google Patents
針状晶窒化ケイ素の製造方法Info
- Publication number
- JPH01278405A JPH01278405A JP10768488A JP10768488A JPH01278405A JP H01278405 A JPH01278405 A JP H01278405A JP 10768488 A JP10768488 A JP 10768488A JP 10768488 A JP10768488 A JP 10768488A JP H01278405 A JPH01278405 A JP H01278405A
- Authority
- JP
- Japan
- Prior art keywords
- silicon nitride
- silica powder
- metals
- acicular silicon
- gas
- 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
- 229910052581 Si3N4 Inorganic materials 0.000 title claims abstract description 27
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 title claims description 25
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 38
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 18
- 239000000843 powder Substances 0.000 claims abstract description 15
- 229910052723 transition metal Inorganic materials 0.000 claims abstract description 8
- 150000003624 transition metals Chemical class 0.000 claims abstract description 8
- 229910052783 alkali metal Inorganic materials 0.000 claims abstract description 6
- 150000001340 alkali metals Chemical class 0.000 claims abstract description 6
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 6
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 6
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims abstract description 5
- 150000001342 alkaline earth metals Chemical class 0.000 claims abstract description 5
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 4
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 4
- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 239000003054 catalyst Substances 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 4
- 229910001508 alkali metal halide Inorganic materials 0.000 claims 1
- 150000008045 alkali metal halides Chemical class 0.000 claims 1
- 229910001615 alkaline earth metal halide Inorganic materials 0.000 claims 1
- 229910000069 nitrogen hydride Inorganic materials 0.000 abstract description 9
- 239000000203 mixture Substances 0.000 abstract description 8
- 150000004820 halides Chemical class 0.000 abstract description 5
- 239000002245 particle Substances 0.000 abstract description 3
- 239000008246 gaseous mixture Substances 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 description 9
- 239000007789 gas Substances 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- -1 and co Chemical class 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 229910001507 metal halide Inorganic materials 0.000 description 1
- 150000005309 metal halides Chemical class 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000003746 solid phase reaction Methods 0.000 description 1
- 238000010671 solid-state reaction Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
Landscapes
- Catalysts (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10768488A JPH01278405A (ja) | 1988-05-02 | 1988-05-02 | 針状晶窒化ケイ素の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10768488A JPH01278405A (ja) | 1988-05-02 | 1988-05-02 | 針状晶窒化ケイ素の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01278405A true JPH01278405A (ja) | 1989-11-08 |
| JPH0511047B2 JPH0511047B2 (enrdf_load_stackoverflow) | 1993-02-12 |
Family
ID=14465348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10768488A Granted JPH01278405A (ja) | 1988-05-02 | 1988-05-02 | 針状晶窒化ケイ素の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01278405A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5814290A (en) * | 1995-07-24 | 1998-09-29 | Hyperion Catalysis International | Silicon nitride nanowhiskers and method of making same |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5673603A (en) * | 1979-11-14 | 1981-06-18 | Toshiba Corp | Manufacture of silicon nitride |
| JPS63162516A (ja) * | 1986-12-26 | 1988-07-06 | Toshiba Ceramics Co Ltd | 窒化ケイ素の製造方法 |
-
1988
- 1988-05-02 JP JP10768488A patent/JPH01278405A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5673603A (en) * | 1979-11-14 | 1981-06-18 | Toshiba Corp | Manufacture of silicon nitride |
| JPS63162516A (ja) * | 1986-12-26 | 1988-07-06 | Toshiba Ceramics Co Ltd | 窒化ケイ素の製造方法 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5814290A (en) * | 1995-07-24 | 1998-09-29 | Hyperion Catalysis International | Silicon nitride nanowhiskers and method of making same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0511047B2 (enrdf_load_stackoverflow) | 1993-02-12 |
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