BE834651A - Procede pour la preparation d'oxydes finement divises de metaux et/ou de silicium et produits obtenus - Google Patents
Procede pour la preparation d'oxydes finement divises de metaux et/ou de silicium et produits obtenusInfo
- Publication number
- BE834651A BE834651A BE6045225A BE6045225A BE834651A BE 834651 A BE834651 A BE 834651A BE 6045225 A BE6045225 A BE 6045225A BE 6045225 A BE6045225 A BE 6045225A BE 834651 A BE834651 A BE 834651A
- Authority
- BE
- Belgium
- Prior art keywords
- metals
- silicon
- preparation
- products obtained
- finally divided
- 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
- C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
- C01B13/14—Methods for preparing oxides or hydroxides in general
- C01B13/20—Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state
- C01B13/22—Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state of halides or oxyhalides
- C01B13/30—Removal and cooling of the oxide-containing suspension
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/30—Preparation of aluminium oxide or hydroxide by thermal decomposition or by hydrolysis or oxidation of aluminium compounds
- C01F7/302—Hydrolysis or oxidation of gaseous aluminium compounds in the gaseous phase
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G23/00—Compounds of titanium
- C01G23/04—Oxides; Hydroxides
- C01G23/047—Titanium dioxide
- C01G23/07—Producing by vapour phase processes, e.g. halide oxidation
- C01G23/075—Evacuation and cooling of the gaseous suspension containing the oxide; Desacidification and elimination of gases occluded in the separated oxide
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Silicon Compounds (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Investigating And Analyzing Materials By Characteristic Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2533925A DE2533925C3 (de) | 1975-07-30 | 1975-07-30 | Verfahren zur Herstellung von feinstteiligen Oxiden von Metallen und/oder des Siliciums |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE834651A true BE834651A (fr) | 1976-04-20 |
Family
ID=5952748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE6045225A BE834651A (fr) | 1975-07-30 | 1975-10-17 | Procede pour la preparation d'oxydes finement divises de metaux et/ou de silicium et produits obtenus |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US4276274A (fr) |
| JP (1) | JPS5216497A (fr) |
| AT (1) | AT339866B (fr) |
| BE (1) | BE834651A (fr) |
| CH (1) | CH615892A5 (fr) |
| DE (1) | DE2533925C3 (fr) |
| DK (1) | DK145890C (fr) |
| FI (1) | FI61854C (fr) |
| FR (1) | FR2319575A1 (fr) |
| GB (1) | GB1513890A (fr) |
| IT (1) | IT1047224B (fr) |
| NL (1) | NL180199C (fr) |
| NO (1) | NO138996C (fr) |
| SE (1) | SE410963B (fr) |
| SU (1) | SU957758A3 (fr) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2849851C3 (de) * | 1978-11-17 | 1981-11-05 | Degussa Ag, 6000 Frankfurt | Verfahren zur pyrogenen Herstellung von feinstteiligem Oxid eines Metalls und/oder eines Metalloids |
| DE2923064A1 (de) * | 1979-06-07 | 1980-12-11 | Degussa | Verfahren zur herstellung feinstteiliger oxide von metallen |
| DE2923182A1 (de) * | 1979-06-08 | 1980-12-18 | Degussa | Verfahren zur pyrogenen herstellung von feinstteiligem oxid eines matalls und/oder eines metalloids |
| DE2931585A1 (de) * | 1979-08-03 | 1981-02-12 | Degussa | Temperaturstabilisiertes, pyrogen hergestelltes aluminiumoxid-mischoxid, das verfahren zu seiner herstellung und verwendung |
| DE3101720C2 (de) * | 1981-01-21 | 1982-11-04 | Degussa Ag, 6000 Frankfurt | Verfahren zur Entfernung von Halogen aus den Reaktionsabgasen bei der pyrogenen Herstellung von Siliciumdioxid |
| US4801437A (en) * | 1985-12-04 | 1989-01-31 | Japan Oxygen Co., Ltd. | Process for treating combustible exhaust gases containing silane and the like |
| DE3611449A1 (de) * | 1986-04-05 | 1987-10-15 | Degussa | Grundstoff zur herstellung von keramischen werkstoffen |
| US4710369A (en) * | 1986-06-10 | 1987-12-01 | Toth Aluminum Corporation | Oxidation method for production of special aluminas from pure aluminum chloride |
| US5123836A (en) * | 1988-07-29 | 1992-06-23 | Chiyoda Corporation | Method for the combustion treatment of toxic gas-containing waste gas |
| DE4228711A1 (de) * | 1992-08-28 | 1994-03-03 | Degussa | Silicium-Aluminium-Mischoxid |
| US6193795B1 (en) | 1993-08-02 | 2001-02-27 | Degussa Corporation | Low structure pyrogenic hydrophilic and hydrophobic metallic oxides, production and use |
| DE19813971B4 (de) * | 1998-03-24 | 2005-12-01 | Heraeus Quarzglas Gmbh & Co. Kg | Verfahren für die Reinigung von SiO2-Körnung |
| US6887566B1 (en) | 1999-11-17 | 2005-05-03 | Cabot Corporation | Ceria composition and process for preparing same |
| JP6952764B2 (ja) | 2016-07-29 | 2021-10-20 | エボニック オペレーションズ ゲーエムベーハー | 疎水性の断熱材料の製造方法 |
| MX2019008516A (es) | 2017-01-18 | 2019-09-18 | Evonik Degussa Gmbh | Material de aislamiento termico granulado y procedimiento para producirlo. |
| DE102017209782A1 (de) | 2017-06-09 | 2018-12-13 | Evonik Degussa Gmbh | Verfahren zur Wärmedämmung eines evakuierbaren Behälters |
| US12060278B2 (en) | 2018-03-05 | 2024-08-13 | Evonik Operations Gmbh | Method for producing an aerogel material |
| EP3597615A1 (fr) | 2018-07-17 | 2020-01-22 | Evonik Operations GmbH | Matériau d'oxyde mixte granulaire et composition d'isolation thermique sur sa base |
| JP7009673B2 (ja) | 2018-07-17 | 2022-01-25 | エボニック オペレーションズ ゲーエムベーハー | ヒュームドシリカ造粒物に基づく断熱組成物、その製造方法およびその使用 |
| US11987528B2 (en) | 2018-07-18 | 2024-05-21 | Kingspan Insulation Limited | Process for hydrophobizing shaped insulation-material bodies based on silica at ambient pressure |
| EP3870537A1 (fr) | 2020-01-14 | 2021-09-01 | Evonik Operations GmbH | Matériau granulaire hydrophobe à base de silice présentant une polarité accrue |
| JP2023511850A (ja) | 2020-01-14 | 2023-03-23 | エボニック オペレーションズ ゲーエムベーハー | 表面活性が変更されたヒュームドシリカ |
| ES2956477T3 (es) | 2021-02-11 | 2023-12-21 | Evonik Operations Gmbh | Sílice con carga triboeléctrica reducida para aplicaciones de tóner |
| CN116067191B (zh) * | 2023-04-06 | 2023-06-23 | 河北鸿科碳素有限公司 | 煅烧炉烟气降温器 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US779998A (en) * | 1903-10-24 | 1905-01-10 | Electric Reduction Company Ltd | Process of making hydrochloric acid. |
| US1365740A (en) * | 1916-11-22 | 1921-01-18 | Walter O Snelling | Photochemical apparatus |
| US3201337A (en) * | 1961-05-12 | 1965-08-17 | Allied Chem | Process for removing hydrogen from chlorine gas |
| US3078148A (en) * | 1961-05-26 | 1963-02-19 | Cabot Corp | Process for making titanium dioxide |
| GB1121279A (en) * | 1965-07-28 | 1968-07-24 | Degussa | A process for the production of ultra-finely divided oxides |
| DE1667448A1 (de) * | 1966-03-30 | 1971-06-16 | Dschagatspanian Rafael Watscha | Verfahren zur Reinigung des Chlors von Wasserstoff |
| BE790704A (fr) * | 1971-10-28 | 1973-02-15 | Degussa | Procede pour la fabrication d'oxydes finement |
-
1975
- 1975-07-30 DE DE2533925A patent/DE2533925C3/de not_active Expired
- 1975-10-07 AT AT766175A patent/AT339866B/de not_active IP Right Cessation
- 1975-10-10 DK DK458475A patent/DK145890C/da active
- 1975-10-10 SE SE7511388A patent/SE410963B/xx unknown
- 1975-10-17 BE BE6045225A patent/BE834651A/fr not_active IP Right Cessation
- 1975-10-17 JP JP50125239A patent/JPS5216497A/ja active Granted
- 1975-10-22 GB GB43314/75A patent/GB1513890A/en not_active Expired
- 1975-10-23 SU SU752182607A patent/SU957758A3/ru active
- 1975-10-23 NL NLAANVRAGE7512423,A patent/NL180199C/xx not_active IP Right Cessation
- 1975-10-23 IT IT69627/75A patent/IT1047224B/it active
- 1975-10-24 FI FI752976A patent/FI61854C/fi not_active IP Right Cessation
- 1975-10-29 CH CH1401575A patent/CH615892A5/de not_active IP Right Cessation
- 1975-10-31 NO NO753664A patent/NO138996C/no unknown
- 1975-12-08 FR FR7537496A patent/FR2319575A1/fr active Granted
-
1976
- 1976-07-26 US US05/708,776 patent/US4276274A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| NO138996B (no) | 1978-09-11 |
| NO138996C (no) | 1978-12-20 |
| DK145890B (da) | 1983-04-05 |
| IT1047224B (it) | 1980-09-10 |
| FI61854C (fi) | 1982-10-11 |
| GB1513890A (en) | 1978-06-14 |
| SU957758A3 (ru) | 1982-09-07 |
| FI61854B (fi) | 1982-06-30 |
| NO753664L (fr) | 1977-02-01 |
| NL180199C (nl) | 1987-01-16 |
| FR2319575A1 (fr) | 1977-02-25 |
| FR2319575B1 (fr) | 1978-12-01 |
| NL7512423A (nl) | 1977-02-01 |
| DK458475A (da) | 1977-01-31 |
| DE2533925C3 (de) | 1980-12-11 |
| CH615892A5 (fr) | 1980-02-29 |
| US4276274A (en) | 1981-06-30 |
| SE7511388L (sv) | 1977-01-31 |
| DK145890C (da) | 1983-10-17 |
| DE2533925B2 (de) | 1980-03-13 |
| NL180199B (nl) | 1986-08-18 |
| DE2533925A1 (de) | 1977-02-17 |
| ATA766175A (de) | 1977-03-15 |
| FI752976A (fr) | 1977-01-31 |
| SE410963B (sv) | 1979-11-19 |
| JPS5727842B2 (fr) | 1982-06-12 |
| JPS5216497A (en) | 1977-02-07 |
| AT339866B (de) | 1977-11-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE20 | Patent expired |
Owner name: DEUTSCHE GOLD-UND SILBER-SCHEIDEANSTALT VORMALS R Effective date: 19951017 |