JPH0463008B2 - - Google Patents
Info
- Publication number
- JPH0463008B2 JPH0463008B2 JP4029184A JP4029184A JPH0463008B2 JP H0463008 B2 JPH0463008 B2 JP H0463008B2 JP 4029184 A JP4029184 A JP 4029184A JP 4029184 A JP4029184 A JP 4029184A JP H0463008 B2 JPH0463008 B2 JP H0463008B2
- Authority
- JP
- Japan
- Prior art keywords
- cristobalite
- raw material
- silica
- firing
- temperature
- 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
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 238
- 229910052906 cristobalite Inorganic materials 0.000 claims description 100
- 239000002994 raw material Substances 0.000 claims description 71
- 238000010304 firing Methods 0.000 claims description 42
- 239000003795 chemical substances by application Substances 0.000 claims description 28
- 230000001089 mineralizing effect Effects 0.000 claims description 28
- 239000011230 binding agent Substances 0.000 claims description 27
- 239000000843 powder Substances 0.000 claims description 27
- 239000000463 material Substances 0.000 claims description 23
- 238000004519 manufacturing process Methods 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 14
- 238000005058 metal casting Methods 0.000 claims description 9
- 239000000654 additive Substances 0.000 claims description 5
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 230000000996 additive effect Effects 0.000 claims description 4
- 230000006870 function Effects 0.000 claims description 4
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 3
- 239000003513 alkali Substances 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 description 38
- 230000007704 transition Effects 0.000 description 33
- 238000006243 chemical reaction Methods 0.000 description 22
- 239000010453 quartz Substances 0.000 description 17
- 239000004575 stone Substances 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 238000000034 method Methods 0.000 description 13
- 238000002156 mixing Methods 0.000 description 11
- 239000002245 particle Substances 0.000 description 11
- 230000009466 transformation Effects 0.000 description 11
- 239000004576 sand Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- 229910052905 tridymite Inorganic materials 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 6
- 239000013078 crystal Substances 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- 230000000704 physical effect Effects 0.000 description 5
- 206010027476 Metastases Diseases 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 230000009401 metastasis Effects 0.000 description 4
- 239000012778 molding material Substances 0.000 description 4
- 235000019353 potassium silicate Nutrition 0.000 description 4
- 238000000634 powder X-ray diffraction Methods 0.000 description 4
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000000844 transformation Methods 0.000 description 4
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 239000004927 clay Substances 0.000 description 3
- 238000007496 glass forming Methods 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000004017 vitrification Methods 0.000 description 2
- 229910021494 β-cristobalite Inorganic materials 0.000 description 2
- 241000287828 Gallus gallus Species 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 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
- 238000001354 calcination Methods 0.000 description 1
- ZOMBKNNSYQHRCA-UHFFFAOYSA-J calcium sulfate hemihydrate Chemical compound O.[Ca+2].[Ca+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O ZOMBKNNSYQHRCA-UHFFFAOYSA-J 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000005495 investment casting Methods 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000029052 metamorphosis Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000011044 quartzite Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000006462 rearrangement reaction Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000003746 solid phase reaction Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 229910000500 β-quartz Inorganic materials 0.000 description 1
Landscapes
- Silicon Compounds (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4029184A JPS60186412A (ja) | 1984-03-05 | 1984-03-05 | クリストバライトの製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4029184A JPS60186412A (ja) | 1984-03-05 | 1984-03-05 | クリストバライトの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60186412A JPS60186412A (ja) | 1985-09-21 |
| JPH0463008B2 true JPH0463008B2 (enrdf_load_stackoverflow) | 1992-10-08 |
Family
ID=12576497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4029184A Granted JPS60186412A (ja) | 1984-03-05 | 1984-03-05 | クリストバライトの製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60186412A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH066494B2 (ja) * | 1985-11-14 | 1994-01-26 | 信越石英株式会社 | 石英ガラスの製造方法 |
| JPS63166730A (ja) * | 1986-12-27 | 1988-07-09 | Shinetsu Sekiei Kk | 石英ガラスの製造方法 |
| JPH0761852B2 (ja) * | 1987-03-23 | 1995-07-05 | 日東化学工業株式会社 | 非焼結クリストバライト化シリカの製造方法 |
| JPS63236722A (ja) * | 1987-03-26 | 1988-10-03 | Shinetsu Sekiei Kk | 石英ガラス製品及びその製造方法 |
-
1984
- 1984-03-05 JP JP4029184A patent/JPS60186412A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60186412A (ja) | 1985-09-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |