ZA899764B - Ceric oxide with improved morphological characteristics and process for obtaining it - Google Patents
Ceric oxide with improved morphological characteristics and process for obtaining itInfo
- Publication number
- ZA899764B ZA899764B ZA899764A ZA899764A ZA899764B ZA 899764 B ZA899764 B ZA 899764B ZA 899764 A ZA899764 A ZA 899764A ZA 899764 A ZA899764 A ZA 899764A ZA 899764 B ZA899764 B ZA 899764B
- Authority
- ZA
- South Africa
- Prior art keywords
- obtaining
- morphological characteristics
- ceric oxide
- improved morphological
- oxide
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 title abstract 2
- 229940044927 ceric oxide Drugs 0.000 title abstract 2
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 title abstract 2
- 230000000877 morphologic effect Effects 0.000 title abstract 2
- 238000001354 calcination Methods 0.000 abstract 1
- ITZXULOAYIAYNU-UHFFFAOYSA-N cerium(4+) Chemical class [Ce+4] ITZXULOAYIAYNU-UHFFFAOYSA-N 0.000 abstract 1
- DPUCLPLBKVSJIB-UHFFFAOYSA-N cerium;tetrahydrate Chemical compound O.O.O.O.[Ce] DPUCLPLBKVSJIB-UHFFFAOYSA-N 0.000 abstract 1
- 230000007062 hydrolysis Effects 0.000 abstract 1
- 238000006460 hydrolysis reaction Methods 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- 238000007669 thermal treatment Methods 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of rare earths
-
- 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
- C01F17/00—Compounds of rare earth metals
-
- 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
- C01F17/00—Compounds of rare earth metals
- C01F17/20—Compounds containing only rare earth metals as the metal element
- C01F17/206—Compounds containing only rare earth metals as the metal element oxide or hydroxide being the only anion
- C01F17/224—Oxides or hydroxides of lanthanides
- C01F17/235—Cerium oxides or hydroxides
-
- 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
- C01F17/00—Compounds of rare earth metals
- C01F17/30—Compounds containing rare earth metals and at least one element other than a rare earth metal, oxygen or hydrogen, e.g. La4S3Br6
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/04—Compounds with a limited amount of crystallinty, e.g. as indicated by a crystallinity index
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/60—Compounds characterised by their crystallite size
-
- 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
- C01P2006/13—Surface area thermal stability thereof at high temperatures
-
- 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
- C01P2006/14—Pore volume
-
- 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
- C01P2006/16—Pore diameter
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Glass Compositions (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Cosmetics (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8817069A FR2640954B1 (enExample) | 1988-12-23 | 1988-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA899764B true ZA899764B (en) | 1990-09-26 |
Family
ID=9373335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA899764A ZA899764B (en) | 1988-12-23 | 1989-12-20 | Ceric oxide with improved morphological characteristics and process for obtaining it |
Country Status (13)
| Country | Link |
|---|---|
| EP (1) | EP0388567B1 (enExample) |
| JP (1) | JPH0832555B2 (enExample) |
| KR (1) | KR920007596B1 (enExample) |
| AT (1) | ATE120436T1 (enExample) |
| AU (1) | AU639425B2 (enExample) |
| BR (1) | BR8906721A (enExample) |
| CA (1) | CA2006563C (enExample) |
| DE (1) | DE68921977T2 (enExample) |
| ES (1) | ES2072913T3 (enExample) |
| FI (1) | FI97374C (enExample) |
| FR (1) | FR2640954B1 (enExample) |
| NO (1) | NO178854C (enExample) |
| ZA (1) | ZA899764B (enExample) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2677347B1 (fr) * | 1991-06-05 | 1993-08-20 | Rhone Poulenc Chimie | Composition a base d'oxyde cerique, sa preparation et ses utilisations. |
| FR2684662B1 (fr) * | 1991-12-09 | 1994-05-06 | Rhone Poulenc Chimie | Composition a base d'oxyde cerique, preparation et utilisation. |
| JP5168527B2 (ja) * | 2001-01-18 | 2013-03-21 | 株式会社豊田中央研究所 | 酸化物粉末とその製造方法 |
| CN1290770C (zh) * | 2001-09-07 | 2006-12-20 | 阿南化成株式会社 | 二氧化铈、其制备法和用于净化废气的催化剂 |
| EP1440669B1 (de) | 2003-01-23 | 2006-11-22 | Dinkelacker, Wolfgang, Dr. med. dent. | Knochenimplantat und Verfahren zu seiner Herstellung |
| KR100682233B1 (ko) * | 2004-07-29 | 2007-02-12 | 주식회사 엘지화학 | 산화세륨 분말 및 그 제조방법 |
| JP4561975B2 (ja) * | 2004-09-14 | 2010-10-13 | 第一稀元素化学工業株式会社 | セリアゾル及びその製造方法 |
| FR2962431B1 (fr) | 2010-07-07 | 2018-01-19 | Rhodia Operations | Composition a base d'oxydes de cerium, de niobium et, eventuellement, de zirconium et son utilisation en catlyse. |
| FR2965189A1 (fr) | 2010-09-29 | 2012-03-30 | Rhodia Operations | Procede de traitement d'un gaz contenant des oxydes d'azote (nox) utilisant comme catalyseur une composition a base d'oxyde de cerium et d'oxyde de niobium |
| JP5589996B2 (ja) * | 2011-09-12 | 2014-09-17 | 株式会社日立製作所 | 二酸化炭素捕捉材 |
| CN102992384B (zh) * | 2012-12-12 | 2014-07-23 | 黑龙江大学 | 三棱柱形二氧化铈的制备方法 |
| EP3057935B1 (en) | 2013-10-15 | 2018-12-26 | Rhodia Operations | Process for forming primary, secondary or tertiary amine via direct amination reaction |
| WO2016074121A1 (en) | 2014-11-10 | 2016-05-19 | Rhodia Operations | Process for forming amine by direct amination reaction |
| EP3020689A1 (en) | 2014-11-12 | 2016-05-18 | Rhodia Operations | Cerium oxide particles and method for production thereof |
| RU2707291C2 (ru) | 2014-12-22 | 2019-11-26 | Родиа Операсьон | Катализаторы окисления циклоалканов и способ получения спиртов и кетонов |
| EP3297985B1 (en) | 2015-05-18 | 2021-08-11 | Rhodia Operations | Process for oxidation of alcohols using oxygen-containing gases |
| EP3746418A1 (en) | 2018-01-30 | 2020-12-09 | Basf Se | Method for oxidation of cycloalkanes |
| US20240174526A1 (en) * | 2021-03-27 | 2024-05-30 | West Virginia University Board of Governors on behalf of West Virginia University | Compositions, methods, and systems for microwave catalytic ammonia synthesis |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2559754A1 (fr) * | 1984-02-20 | 1985-08-23 | Rhone Poulenc Spec Chim | Oxyde cerique a nouvelles caracteristiques morphologiques et son procede d'obtention |
| FR2559755A1 (fr) * | 1984-02-20 | 1985-08-23 | Rhone Poulenc Spec Chim | Oxyde cerique a nouvelles caracteristiques morphologiques et son procede d'obtention |
| FR2583736B1 (fr) * | 1985-06-20 | 1987-08-14 | Rhone Poulenc Spec Chim | Nouveau compose de cerium iv et son procede de preparation. |
| FR2593195B1 (fr) * | 1986-01-22 | 1988-08-12 | Centre Nat Rech Scient | Nouvelles compositions particulaires d'oxyde de terre rare, leur preparation et leur application |
| FR2596381B1 (fr) * | 1986-03-26 | 1988-05-27 | Rhone Poulenc Chimie | Oxydes ceriques a nouvelles caracteristiques morphologiques et leur procede d'obtention |
| FR2608583B1 (fr) * | 1986-12-19 | 1990-12-07 | Rhone Poulenc Chimie | Oxyde cerique a nouvelles caracteristiques morphologiques et son procede d'obtention |
| FR2617154B1 (fr) * | 1987-06-29 | 1990-11-30 | Rhone Poulenc Chimie | Procede d'obtention d'oxyde cerique et oxyde cerique a nouvelles caracteristiques morphologiques |
| FR2640953B1 (enExample) * | 1988-12-23 | 1991-02-08 | Rhone Poulenc Chimie |
-
1988
- 1988-12-23 FR FR8817069A patent/FR2640954B1/fr not_active Expired - Lifetime
-
1989
- 1989-12-19 AT AT89403539T patent/ATE120436T1/de not_active IP Right Cessation
- 1989-12-19 EP EP89403539A patent/EP0388567B1/fr not_active Expired - Lifetime
- 1989-12-19 ES ES89403539T patent/ES2072913T3/es not_active Expired - Lifetime
- 1989-12-19 DE DE68921977T patent/DE68921977T2/de not_active Expired - Lifetime
- 1989-12-20 NO NO895150A patent/NO178854C/no unknown
- 1989-12-20 AU AU47104/89A patent/AU639425B2/en not_active Ceased
- 1989-12-20 ZA ZA899764A patent/ZA899764B/xx unknown
- 1989-12-22 BR BR898906721A patent/BR8906721A/pt not_active IP Right Cessation
- 1989-12-22 FI FI896265A patent/FI97374C/fi not_active IP Right Cessation
- 1989-12-22 JP JP1331457A patent/JPH0832555B2/ja not_active Expired - Lifetime
- 1989-12-22 CA CA002006563A patent/CA2006563C/fr not_active Expired - Lifetime
- 1989-12-22 KR KR1019890019269A patent/KR920007596B1/ko not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2640954A1 (enExample) | 1990-06-29 |
| FI97374C (fi) | 1996-12-10 |
| ATE120436T1 (de) | 1995-04-15 |
| NO895150L (no) | 1990-06-25 |
| FR2640954B1 (enExample) | 1991-03-29 |
| JPH02221119A (ja) | 1990-09-04 |
| BR8906721A (pt) | 1990-09-11 |
| EP0388567A1 (fr) | 1990-09-26 |
| JPH0832555B2 (ja) | 1996-03-29 |
| KR900009443A (ko) | 1990-07-04 |
| CA2006563C (fr) | 2001-02-06 |
| DE68921977D1 (de) | 1995-05-04 |
| KR920007596B1 (ko) | 1992-09-08 |
| AU639425B2 (en) | 1993-07-29 |
| EP0388567B1 (fr) | 1995-03-29 |
| DE68921977T2 (de) | 1995-09-28 |
| NO178854B (no) | 1996-03-11 |
| FI896265A0 (fi) | 1989-12-22 |
| FI97374B (fi) | 1996-08-30 |
| NO178854C (no) | 1996-06-19 |
| ES2072913T3 (es) | 1995-08-01 |
| AU4710489A (en) | 1990-06-28 |
| CA2006563A1 (fr) | 1990-06-23 |
| NO895150D0 (no) | 1989-12-20 |
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