IL100503A - Process for the preparation of amorphous silica - Google Patents
Process for the preparation of amorphous silicaInfo
- Publication number
- IL100503A IL100503A IL10050391A IL10050391A IL100503A IL 100503 A IL100503 A IL 100503A IL 10050391 A IL10050391 A IL 10050391A IL 10050391 A IL10050391 A IL 10050391A IL 100503 A IL100503 A IL 100503A
- Authority
- IL
- Israel
- Prior art keywords
- liquid
- process according
- product
- silica
- purity
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
- C01B33/187—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates
- C01B33/193—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates of aqueous solutions of silicates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/20—Silicates
- C01B33/32—Alkali metal silicates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
- C01P2006/82—Compositional purity water content
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Silicon Compounds (AREA)
- Processing Of Solid Wastes (AREA)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IL10050391A IL100503A (en) | 1991-12-25 | 1991-12-25 | Process for the preparation of amorphous silica |
EP92311692A EP0549323B1 (de) | 1991-12-25 | 1992-12-22 | Verfahren zur Herstellung von amorpher Kieselsäure |
DE69213905T DE69213905T2 (de) | 1991-12-25 | 1992-12-22 | Verfahren zur Herstellung von amorpher Kieselsäure |
ZA929975A ZA929975B (en) | 1991-12-25 | 1992-12-22 | Process for the preparation of amorphous silica. |
AT92311692T ATE142985T1 (de) | 1991-12-25 | 1992-12-22 | Verfahren zur herstellung von amorpher kieselsäure |
AU30495/92A AU653661B2 (en) | 1991-12-25 | 1992-12-24 | Process for the preparation of amorphous silica |
US07/996,638 US5302364A (en) | 1991-12-25 | 1992-12-24 | Process for the preparation of amorphous silica |
CA002086317A CA2086317A1 (en) | 1991-12-25 | 1992-12-24 | Process for the preparation of amorphous silica |
JP4346740A JPH069211A (ja) | 1991-12-25 | 1992-12-25 | アモルファスシリカの製造法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IL10050391A IL100503A (en) | 1991-12-25 | 1991-12-25 | Process for the preparation of amorphous silica |
Publications (2)
Publication Number | Publication Date |
---|---|
IL100503A0 IL100503A0 (en) | 1992-09-06 |
IL100503A true IL100503A (en) | 1995-03-30 |
Family
ID=11063205
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL10050391A IL100503A (en) | 1991-12-25 | 1991-12-25 | Process for the preparation of amorphous silica |
Country Status (9)
Country | Link |
---|---|
US (1) | US5302364A (de) |
EP (1) | EP0549323B1 (de) |
JP (1) | JPH069211A (de) |
AT (1) | ATE142985T1 (de) |
AU (1) | AU653661B2 (de) |
CA (1) | CA2086317A1 (de) |
DE (1) | DE69213905T2 (de) |
IL (1) | IL100503A (de) |
ZA (1) | ZA929975B (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL104722A (en) * | 1993-02-02 | 1998-04-05 | Rotem Fertilizers Ltd | Process for the manufacture of pure silica from rock containing it |
US5674792A (en) * | 1993-11-12 | 1997-10-07 | Heraeus Quarzglas Gmbh | Shaped body having a high silicon dioxide content and a process for producing such shaped bodies |
AUPN538295A0 (en) * | 1995-09-13 | 1995-10-05 | Australian National University, The | Magnesiosilicate cation exchange compounds |
AU3948997A (en) * | 1997-08-14 | 1999-03-08 | Satec Ecochem Ltd. | A process for producing silica acid |
IL122851A0 (en) * | 1998-01-05 | 1998-08-16 | Rotem Amfert Negev Ltd | Optimally dispersible precipitated silica particulates process for their preparation and their use |
CN1109651C (zh) * | 2000-11-14 | 2003-05-28 | 北京化工大学 | 碳化反应制备二氧化硅粉体的方法 |
US7293568B2 (en) * | 2003-12-02 | 2007-11-13 | Silicon Chemistry, Inc. | Aqueous solutions of silicon metal and methods of making and using same |
US20080178908A1 (en) * | 2003-12-02 | 2008-07-31 | Silicon Chemistry, Inc. | Solutions of silicon metal and methods of making and using same |
GR1005654B (el) * | 2005-12-02 | 2007-09-19 | Γεωργιος Χρηστιδης | Συνθεση ζεολιθου υ απο ηφαιστιακα υαλωδη πετρωματα και πυριτικα καλυμματα |
CN104118880B (zh) * | 2014-07-02 | 2016-01-20 | 广州立白企业集团有限公司 | 一种湿法生产泡花碱自动配料工艺及设备 |
CN110272053B (zh) * | 2018-03-16 | 2021-05-11 | 国家能源投资集团有限责任公司 | 高纯水玻璃、低铁白炭黑以及超白玻璃原料的制备方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL31348A0 (en) * | 1968-01-04 | 1969-02-27 | Columbian Carbon | Process for producing alkali metal silicates |
AT377958B (de) * | 1980-06-27 | 1985-05-28 | Steirische Magnesit Ind Ag | Verfahren zur herstellung von aktiver kieselerde |
US4401638A (en) * | 1981-12-21 | 1983-08-30 | Materias Primas, Monterrey, S.A. | Process for purifying silica sand |
SE439477B (sv) * | 1982-10-13 | 1985-06-17 | Boliden Ab | Forfarande for produktion av huvudsakligen ren kiselsyra fran avfallskiselsyra |
US4818510A (en) * | 1985-10-21 | 1989-04-04 | Quartz Technology, Inc. | Modified close fraction batch process for purification of SiO2 |
NL8600283A (nl) * | 1986-02-06 | 1987-09-01 | Philips Nv | Werkwijze voor het zuiveren van kwartszand. |
US4952246A (en) * | 1989-08-23 | 1990-08-28 | Dependable Foundry Equipment Company, Inc. | Plant and method for reconditioning green foundry sand |
IL91671A (en) * | 1989-09-18 | 1993-08-18 | Res And Dev Of Natural Resourc | Opaliform porcellanite and process for the preparation thereof |
US4956509A (en) * | 1989-10-16 | 1990-09-11 | Mobil Oil Corp. | Integrated paraffin upgrading and catalytic cracking processes |
US5037625A (en) * | 1990-02-06 | 1991-08-06 | The Feldspar Corporation | Purified quartz and process for purifying quartz |
-
1991
- 1991-12-25 IL IL10050391A patent/IL100503A/en not_active IP Right Cessation
-
1992
- 1992-12-22 DE DE69213905T patent/DE69213905T2/de not_active Expired - Fee Related
- 1992-12-22 AT AT92311692T patent/ATE142985T1/de not_active IP Right Cessation
- 1992-12-22 EP EP92311692A patent/EP0549323B1/de not_active Expired - Lifetime
- 1992-12-22 ZA ZA929975A patent/ZA929975B/xx unknown
- 1992-12-24 US US07/996,638 patent/US5302364A/en not_active Expired - Fee Related
- 1992-12-24 CA CA002086317A patent/CA2086317A1/en not_active Abandoned
- 1992-12-24 AU AU30495/92A patent/AU653661B2/en not_active Ceased
- 1992-12-25 JP JP4346740A patent/JPH069211A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
ATE142985T1 (de) | 1996-10-15 |
EP0549323A1 (de) | 1993-06-30 |
AU653661B2 (en) | 1994-10-06 |
ZA929975B (en) | 1993-06-28 |
AU3049592A (en) | 1993-07-01 |
CA2086317A1 (en) | 1993-06-26 |
IL100503A0 (en) | 1992-09-06 |
US5302364A (en) | 1994-04-12 |
JPH069211A (ja) | 1994-01-18 |
EP0549323B1 (de) | 1996-09-18 |
DE69213905D1 (de) | 1996-10-24 |
DE69213905T2 (de) | 1997-01-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CB | Opposition filed against grant of patent |
Free format text: 29.06.95 |
|
KB | Patent renewed | ||
KB | Patent renewed | ||
KB | Patent renewed | ||
EXP | Patent expired |