ZA906361B - Alumina particles - Google Patents
Alumina particlesInfo
- Publication number
- ZA906361B ZA906361B ZA906361A ZA906361A ZA906361B ZA 906361 B ZA906361 B ZA 906361B ZA 906361 A ZA906361 A ZA 906361A ZA 906361 A ZA906361 A ZA 906361A ZA 906361 B ZA906361 B ZA 906361B
- Authority
- ZA
- South Africa
- Prior art keywords
- particles
- disclosed
- alumina
- alumina particles
- less
- Prior art date
Links
- 239000002245 particle Substances 0.000 title abstract 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 title abstract 3
- 230000003197 catalytic effect Effects 0.000 abstract 2
- 239000000969 carrier Substances 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 239000012530 fluid Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- 239000012798 spherical particle Substances 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
- B01J21/04—Alumina
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
- B01J35/31—Density
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/61—Surface area
- B01J35/612—Surface area less than 10 m2/g
-
- 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
- C01F7/021—After-treatment of oxides or hydroxides
- C01F7/025—Granulation or agglomeration
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/30—Particle morphology extending in three dimensions
- C01P2004/32—Spheres
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- 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
- C01P2006/11—Powder tap density
-
- 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
- C01P2006/21—Attrition-index or crushing strength of granulates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/407,845 US4952389A (en) | 1989-09-15 | 1989-09-15 | Alumina particles |
| CA 615197 CA1332404C (fr) | 1989-09-15 | 1989-09-29 | Particules d'alumine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA906361B true ZA906361B (en) | 1991-06-26 |
Family
ID=25673200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA906361A ZA906361B (en) | 1989-09-15 | 1990-08-10 | Alumina particles |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4952389A (fr) |
| EP (1) | EP0423490B1 (fr) |
| CN (1) | CN1027349C (fr) |
| AT (1) | ATE99992T1 (fr) |
| AU (1) | AU622344B2 (fr) |
| CA (1) | CA1332404C (fr) |
| DE (1) | DE69005975T2 (fr) |
| DK (1) | DK0423490T3 (fr) |
| RU (1) | RU2032621C1 (fr) |
| ZA (1) | ZA906361B (fr) |
Families Citing this family (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5266548A (en) * | 1992-08-31 | 1993-11-30 | Norton Chemical Process Products Corp. | Catalyst carrier |
| US5277702A (en) * | 1993-03-08 | 1994-01-11 | St. Gobain/Norton Industrial Ceramics Corp. | Plately alumina |
| DE4428595A1 (de) * | 1994-08-12 | 1996-02-15 | Basf Ag | Für die Ammonoxidation geeignete Trägerkatalysatoren |
| US5856254A (en) * | 1996-02-15 | 1999-01-05 | Vaw Silizium Gmbh | Spherical metal-oxide powder particles and process for their manufacture |
| TW466120B (en) * | 1998-05-06 | 2001-12-01 | Nat Science Council | Process for producing alumina material with high strength |
| CN1123379C (zh) * | 2000-06-27 | 2003-10-08 | 中国科学院上海硅酸盐研究所 | 一种球形氧化铝颗粒的制备方法 |
| AU2001288316A1 (en) * | 2000-08-28 | 2002-03-13 | Research Triangle Institute | Attrition resistant bulk iron catalysts and processes for preparing and using same |
| WO2002098795A1 (fr) * | 2001-05-30 | 2002-12-12 | Showa Denko K.K. | Particules spheriques d'alumine et procede de production de celles-ci |
| DE10138574A1 (de) * | 2001-08-06 | 2003-02-27 | Degussa | Granulate auf Basis von pyrogen hergestelltem Aluminiumoxid, Verfahren zu ihrer Herstellung und ihre Verwendung |
| US7179526B2 (en) * | 2002-08-02 | 2007-02-20 | 3M Innovative Properties Company | Plasma spraying |
| DE102005045180B4 (de) * | 2005-09-21 | 2007-11-15 | Center For Abrasives And Refractories Research & Development C.A.R.R.D. Gmbh | Kugelförmige Korundkörner auf Basis von geschmolzenem Aluminiumoxid sowie ein Verfahren zu ihrer Herstellung |
| EP1945350A1 (fr) * | 2005-10-07 | 2008-07-23 | Midwest Research Institute, Inc. | Catalyseur de reformage apte a etre fluidise resistant a l'attrition |
| DE102006020362A1 (de) * | 2006-04-28 | 2007-10-31 | Center For Abrasives And Refractories Research & Development C.A.R.R.D. Gmbh | Schleifkorn auf Basis von geschmolzenem Kugelkorund |
| CN102007073B (zh) * | 2008-04-30 | 2014-10-08 | 电气化学工业株式会社 | 氧化铝粉末、其制造方法以及使用该氧化铝粉末的树脂组合物 |
| WO2012021259A1 (fr) | 2010-08-09 | 2012-02-16 | W. R. Grace & Co.-Conn. | Supports résistant à l'attrition pour catalyseurs fischer-tropsch et leur procédé de fabrication |
| CN102614935B (zh) * | 2012-03-05 | 2013-11-06 | 阳光凯迪新能源集团有限公司 | 氧化铝载体的表面改性方法 |
| ITMI20121163A1 (it) * | 2012-07-02 | 2014-01-03 | System Spa | Materiale ceramico per decorazione e processo per la sua preparazione |
| EP2981378B1 (fr) | 2013-04-05 | 2021-06-30 | 3M Innovative Properties Company | Particules abrasives frittées, leur procédé de fabrication et articles abrasifs les comprenant |
| US10987735B2 (en) | 2015-12-16 | 2021-04-27 | 6K Inc. | Spheroidal titanium metallic powders with custom microstructures |
| ES2964898T3 (es) | 2015-12-16 | 2024-04-10 | 6K Inc | Metales deshidrogenados esferoidales y partículas de aleaciones metálicas |
| AU2019290663B2 (en) | 2018-06-19 | 2023-05-04 | 6K Inc. | Process for producing spheroidized powder from feedstock materials |
| CA3134573A1 (fr) | 2019-04-30 | 2020-11-05 | Sunil Bhalchandra BADWE | Charge d'alimentation en poudre alliee mecaniquement |
| AU2020266556A1 (en) | 2019-04-30 | 2021-11-18 | 6K Inc. | Lithium lanthanum zirconium oxide (LLZO) powder |
| CN114127030B (zh) * | 2019-07-30 | 2024-01-30 | 第一稀元素化学工业株式会社 | 氧化锆系复合氧化物以及氧化锆系复合氧化物的制造方法 |
| CN114641462A (zh) | 2019-11-18 | 2022-06-17 | 6K有限公司 | 用于球形粉末的独特原料及制造方法 |
| US11590568B2 (en) | 2019-12-19 | 2023-02-28 | 6K Inc. | Process for producing spheroidized powder from feedstock materials |
| AU2021297476A1 (en) | 2020-06-25 | 2022-12-15 | 6K Inc. | Microcomposite alloy structure |
| WO2022067303A1 (fr) | 2020-09-24 | 2022-03-31 | 6K Inc. | Systèmes, dispositifs et procédés de démarrage de plasma |
| KR20230095080A (ko) | 2020-10-30 | 2023-06-28 | 6케이 인크. | 구상화 금속 분말을 합성하는 시스템 및 방법 |
| US20240059899A1 (en) * | 2021-01-13 | 2024-02-22 | Dic Corporation | Composite particles and method for producing composite particles |
| US12042861B2 (en) | 2021-03-31 | 2024-07-23 | 6K Inc. | Systems and methods for additive manufacturing of metal nitride ceramics |
| US12040162B2 (en) | 2022-06-09 | 2024-07-16 | 6K Inc. | Plasma apparatus and methods for processing feed material utilizing an upstream swirl module and composite gas flows |
| WO2024044498A1 (fr) | 2022-08-25 | 2024-02-29 | 6K Inc. | Appareil à plasma et procédés de traitement de matériau d'alimentation à l'aide d'un dispositif de prévention d'entrée de poudre (pip) |
| WO2024135832A1 (fr) * | 2022-12-23 | 2024-06-27 | 日鉄ケミカル＆マテリアル株式会社 | Particules d'alumine sphériques et leur méthode de production |
| CN117065738B (zh) * | 2023-07-17 | 2024-07-19 | 沈阳化工大学 | 一种用于流化床的氧化铝催化剂载体制备方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2935463A (en) * | 1956-07-26 | 1960-05-03 | Filtrol Corp | Method of producing catalysts and method for catalytic cracking |
| US3406228A (en) * | 1964-06-17 | 1968-10-15 | Cabot Corp | Method of producing extremely finely-divided oxides |
| ZA731336B (en) * | 1972-03-15 | 1973-11-28 | Ici Ltd | Alumina |
| US3975231A (en) * | 1972-04-14 | 1976-08-17 | Continental Oil Company | Method for producing concentrated alumina slurries |
| US3856705A (en) * | 1972-07-07 | 1974-12-24 | Union Oil Co | Aluminum borate catalyst compositions |
| US3907982A (en) * | 1973-05-31 | 1975-09-23 | Continental Oil Co | Calcining method for alumina |
| GB1571910A (en) * | 1975-12-18 | 1980-07-23 | Nat Distillers Chem Corp | Vinyl acetate process and catalyst therefor |
| JPS5814365B2 (ja) * | 1978-11-06 | 1983-03-18 | 日揮ユニバ−サル株式会社 | 球形アルミナの製造法 |
| FR2449474A1 (fr) * | 1979-02-26 | 1980-09-19 | Rhone Poulenc Ind | Billes d'alumine a double porosite, leur procede de preparation et leurs applications comme supports de catalyseurs |
| DE2967130D1 (en) * | 1979-05-31 | 1984-08-30 | Sumitomo Aluminium Smelting Co | Process for the production of a hollow catalyst carrier made of transition-alumina |
-
1989
- 1989-09-15 US US07/407,845 patent/US4952389A/en not_active Expired - Lifetime
- 1989-09-29 CA CA 615197 patent/CA1332404C/fr not_active Expired - Lifetime
-
1990
- 1990-08-02 AU AU60087/90A patent/AU622344B2/en not_active Expired
- 1990-08-10 ZA ZA906361A patent/ZA906361B/xx unknown
- 1990-09-14 DK DK90117774T patent/DK0423490T3/da active
- 1990-09-14 RU SU4831241 patent/RU2032621C1/ru active
- 1990-09-14 DE DE69005975T patent/DE69005975T2/de not_active Expired - Lifetime
- 1990-09-14 AT AT90117774T patent/ATE99992T1/de not_active IP Right Cessation
- 1990-09-14 EP EP90117774A patent/EP0423490B1/fr not_active Expired - Lifetime
- 1990-09-15 CN CN90107723A patent/CN1027349C/zh not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CN1050145A (zh) | 1991-03-27 |
| CA1332404C (fr) | 1994-10-11 |
| EP0423490B1 (fr) | 1994-01-12 |
| CN1027349C (zh) | 1995-01-11 |
| AU6008790A (en) | 1991-03-21 |
| RU2032621C1 (ru) | 1995-04-10 |
| AU622344B2 (en) | 1992-04-02 |
| DE69005975T2 (de) | 1994-06-01 |
| US4952389A (en) | 1990-08-28 |
| ATE99992T1 (de) | 1994-01-15 |
| DE69005975D1 (de) | 1994-02-24 |
| DK0423490T3 (da) | 1994-02-21 |
| EP0423490A1 (fr) | 1991-04-24 |
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| KN | Bunz, H.(1990) Coagulation workshop. Summary report. J. Aerosol Sci. 21, 139-153. |