FR2636938B1 - Procede de production de silice tres pure - Google Patents
Procede de production de silice tres pureInfo
- Publication number
- FR2636938B1 FR2636938B1 FR8812520A FR8812520A FR2636938B1 FR 2636938 B1 FR2636938 B1 FR 2636938B1 FR 8812520 A FR8812520 A FR 8812520A FR 8812520 A FR8812520 A FR 8812520A FR 2636938 B1 FR2636938 B1 FR 2636938B1
- Authority
- FR
- France
- Prior art keywords
- producing
- pure silica
- silica
- pure
- 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 - Lifetime
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
- 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
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/02—Amorphous compounds
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/50—Agglomerated particles
-
- 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
- C01P2006/12—Surface area
-
- 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
- C01P2006/19—Oil-absorption capacity, e.g. DBP values
-
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12578587A JPS63291808A (ja) | 1987-05-25 | 1987-05-25 | 高純度シリカの製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2636938A1 FR2636938A1 (fr) | 1990-03-30 |
FR2636938B1 true FR2636938B1 (fr) | 1992-03-06 |
Family
ID=14918798
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8812520A Expired - Lifetime FR2636938B1 (fr) | 1987-05-25 | 1988-09-26 | Procede de production de silice tres pure |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS63291808A (fr) |
DE (1) | DE3830777A1 (fr) |
FR (1) | FR2636938B1 (fr) |
GB (1) | GB2222823B (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2021229A1 (fr) * | 1989-07-18 | 1991-01-19 | Tadashi Mochizuki | Silice de haute purete; methode de preparation |
US6375735B1 (en) * | 1996-05-06 | 2002-04-23 | Agritec, Inc. | Precipitated silicas, silica gels with and free of deposited carbon from caustic biomass ash solutions and processes |
FR2886285B1 (fr) * | 2005-05-27 | 2008-05-30 | Rhodia Chimie Sa | Procede de preparation de silice precipitee, silice precipitee et utilisations, notamment comme charge dans les matrices silicones |
BRPI0709288A2 (pt) | 2006-03-15 | 2011-07-05 | Reaction Sciances Inc | método para produzir silìcio tendo alta pureza, método para preparar sìlicio de alta pureza, método para prepara sìlica de alta pureza e método para purificar silìcio de baixo grau para silìcio de alto grau |
DE102011004532A1 (de) * | 2011-02-22 | 2012-08-23 | Evonik Degussa Gmbh | Hochreines Siliciumdioxidgranulat für Quarzglasanwendungen |
JP5689038B2 (ja) * | 2011-07-27 | 2015-03-25 | 太平洋セメント株式会社 | 高純度シリカの製造方法 |
DE102015113360A1 (de) * | 2015-08-13 | 2017-02-16 | Osram Opto Semiconductors Gmbh | Verfahren zur Herstellung eines Konversionselements |
CN111039298B (zh) * | 2020-01-13 | 2023-10-24 | 福建省三明正元化工有限公司 | 一种高分散二氧化硅的制备方法 |
JP7481604B2 (ja) * | 2020-03-27 | 2024-05-13 | 太平洋セメント株式会社 | 高純度シリカの製造方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR580768A (fr) * | 1923-04-26 | 1924-11-15 | Elektro Osmose A G Graf Schwer | Procédé de fabrication d'une silice amorphe facile à laver |
FR957887A (fr) * | 1942-11-27 | 1950-02-28 | ||
DE1049834B (fr) * | 1951-10-09 | |||
GB719918A (en) * | 1951-12-11 | 1954-12-08 | Wyandotte Chemicals Corp | Production of pigment grade silica |
GB800694A (en) * | 1954-11-05 | 1958-09-03 | Columbia Southern Chem Corp | Improvements in or relating to silicas |
AU497891B2 (en) * | 1974-05-22 | 1979-01-18 | J.M. Huber Corp. | Siliceous pigments & their production |
JPS6025325B2 (ja) * | 1977-06-17 | 1985-06-18 | 石川島播磨重工業株式会社 | 円筒状物保管装置 |
JPS6117416A (ja) * | 1984-07-03 | 1986-01-25 | Nippon Chem Ind Co Ltd:The | 高純度シリカおよびその製造方法 |
CA1271307A (fr) * | 1985-06-27 | 1990-07-10 | Iwao Ohshima | Fabrication de silice extra-pur |
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 |
-
1987
- 1987-05-25 JP JP12578587A patent/JPS63291808A/ja active Pending
-
1988
- 1988-09-09 DE DE19883830777 patent/DE3830777A1/de not_active Withdrawn
- 1988-09-16 GB GB8821722A patent/GB2222823B/en not_active Expired
- 1988-09-26 FR FR8812520A patent/FR2636938B1/fr not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB2222823A (en) | 1990-03-21 |
FR2636938A1 (fr) | 1990-03-30 |
GB8821722D0 (en) | 1988-10-19 |
JPS63291808A (ja) | 1988-11-29 |
DE3830777A1 (de) | 1990-03-15 |
GB2222823B (en) | 1992-04-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |