JP2013095635A5 - - Google Patents
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- Publication number
- JP2013095635A5 JP2013095635A5 JP2011240104A JP2011240104A JP2013095635A5 JP 2013095635 A5 JP2013095635 A5 JP 2013095635A5 JP 2011240104 A JP2011240104 A JP 2011240104A JP 2011240104 A JP2011240104 A JP 2011240104A JP 2013095635 A5 JP2013095635 A5 JP 2013095635A5
- Authority
- JP
- Japan
- Prior art keywords
- carbon
- sulfuric acid
- silica
- water
- purity silica
- 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
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 18
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 9
- 239000000377 silicon dioxide Substances 0.000 description 9
- 229910052799 carbon Inorganic materials 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 229910004298 SiO 2 Inorganic materials 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 235000019353 potassium silicate Nutrition 0.000 description 3
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 3
- 239000012535 impurity Substances 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 235000010724 Wisteria floribunda Nutrition 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011240104A JP5797086B2 (ja) | 2011-11-01 | 2011-11-01 | 高純度炭化珪素粉末の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011240104A JP5797086B2 (ja) | 2011-11-01 | 2011-11-01 | 高純度炭化珪素粉末の製造方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2013095635A JP2013095635A (ja) | 2013-05-20 |
| JP2013095635A5 true JP2013095635A5 (https=) | 2014-11-27 |
| JP5797086B2 JP5797086B2 (ja) | 2015-10-21 |
Family
ID=48617974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011240104A Active JP5797086B2 (ja) | 2011-11-01 | 2011-11-01 | 高純度炭化珪素粉末の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5797086B2 (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6297812B2 (ja) * | 2013-10-30 | 2018-03-20 | 太平洋セメント株式会社 | 炭化珪素の製造方法 |
| JP6210598B2 (ja) * | 2014-02-25 | 2017-10-11 | 太平洋セメント株式会社 | 炭化珪素粉末の製造方法 |
| JP6749230B2 (ja) * | 2016-12-27 | 2020-09-02 | 太平洋セメント株式会社 | 炭化珪素の製造方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58185424A (ja) * | 1982-04-21 | 1983-10-29 | Asahi Chem Ind Co Ltd | 炭化ケイ素の製造法 |
| JPS5926904A (ja) * | 1982-08-06 | 1984-02-13 | Central Glass Co Ltd | シリコン系セラミツクス原料粉末の製造方法 |
| IT1176955B (it) * | 1984-10-12 | 1987-08-26 | Samin Abrasivi Spa | Procedimento di produzione di silicio metallico adatto per essere impiegato nell'industria fotovoltaica |
| JPS6212608A (ja) * | 1985-07-11 | 1987-01-21 | Nippon Chem Ind Co Ltd:The | 高純度シリカ及びその製造方法 |
| EA201100572A1 (ru) * | 2008-09-30 | 2011-10-31 | Эвоник Дегусса Гмбх | Получение кремния для солнечных батарей из диоксида кремния |
| EP2331464A1 (de) * | 2008-09-30 | 2011-06-15 | Evonik Degussa GmbH | Verfahren zur herstellung von hochreinem sio2 aus silikatlösungen |
| DE102008042499A1 (de) * | 2008-09-30 | 2010-04-01 | Evonik Degussa Gmbh | Verfahren zur Herstellung von hochreinem Siliciumcarbid aus Kohlenhydraten und Siliciumoxid durch Kalzinierung |
| EP2530050A1 (en) * | 2011-06-03 | 2012-12-05 | Evonik Solar Norge AS | Starting materials for production of solar grade silicon feedstock |
| US9556035B2 (en) * | 2011-07-04 | 2017-01-31 | Taiheiyo Cement Corporation | Particles formed of silica and carbon, and method for producing mixture of silica and carbon |
| JP5999715B2 (ja) * | 2011-08-24 | 2016-09-28 | 太平洋セメント株式会社 | 炭化珪素粉末の製造方法 |
-
2011
- 2011-11-01 JP JP2011240104A patent/JP5797086B2/ja active Active
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