JPS60239323A - 新規な形態的特徴を持つ酸化第二セリウム及びその製造方法 - Google Patents
新規な形態的特徴を持つ酸化第二セリウム及びその製造方法Info
- Publication number
- JPS60239323A JPS60239323A JP60030685A JP3068585A JPS60239323A JP S60239323 A JPS60239323 A JP S60239323A JP 60030685 A JP60030685 A JP 60030685A JP 3068585 A JP3068585 A JP 3068585A JP S60239323 A JPS60239323 A JP S60239323A
- Authority
- JP
- Japan
- Prior art keywords
- cerium
- temperature
- salt
- ceric
- solution
- 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.)
- Granted
Links
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 title claims description 44
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 title claims description 43
- 229940044927 ceric oxide Drugs 0.000 title claims description 42
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 230000000877 morphologic effect Effects 0.000 title description 3
- ITZXULOAYIAYNU-UHFFFAOYSA-N cerium(4+) Chemical class [Ce+4] ITZXULOAYIAYNU-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000002244 precipitate Substances 0.000 claims abstract description 14
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 12
- 230000007062 hydrolysis Effects 0.000 claims abstract description 10
- 238000001035 drying Methods 0.000 claims abstract description 8
- 239000007864 aqueous solution Substances 0.000 claims abstract description 6
- 238000005406 washing Methods 0.000 claims abstract description 6
- 230000002378 acidificating effect Effects 0.000 claims abstract description 5
- 229910000420 cerium oxide Inorganic materials 0.000 claims abstract 3
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims abstract 3
- 238000000034 method Methods 0.000 claims description 38
- 239000000243 solution Substances 0.000 claims description 22
- 229910052684 Cerium Inorganic materials 0.000 claims description 15
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 claims description 15
- 239000002245 particle Substances 0.000 claims description 12
- 229910002651 NO3 Inorganic materials 0.000 claims description 11
- 150000003839 salts Chemical class 0.000 claims description 11
- 238000010304 firing Methods 0.000 claims description 10
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical group CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical group O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000000376 reactant Substances 0.000 claims description 5
- 238000010992 reflux Methods 0.000 claims description 5
- 150000000703 Cerium Chemical class 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 4
- 239000012429 reaction media Substances 0.000 claims description 4
- 239000012266 salt solution Substances 0.000 claims description 4
- 239000003960 organic solvent Substances 0.000 claims description 3
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims description 2
- 230000000977 initiatory effect Effects 0.000 claims description 2
- 229910017604 nitric acid Inorganic materials 0.000 claims description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims 2
- 239000012153 distilled water Substances 0.000 claims 1
- 239000003054 catalyst Substances 0.000 abstract description 10
- 238000001354 calcination Methods 0.000 abstract description 7
- 238000001914 filtration Methods 0.000 abstract description 4
- 230000003301 hydrolyzing effect Effects 0.000 abstract description 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 239000000203 mixture Substances 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 230000001186 cumulative effect Effects 0.000 description 3
- -1 nitrate ions Chemical class 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 125000001931 aliphatic group Chemical group 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000010981 drying operation Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000005984 hydrogenation reaction Methods 0.000 description 2
- 238000003921 particle size analysis Methods 0.000 description 2
- 230000009257 reactivity Effects 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000005169 Debye-Scherrer Methods 0.000 description 1
- 101100353161 Drosophila melanogaster prel gene Proteins 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical group [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 235000019402 calcium peroxide Nutrition 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- XMPZTFVPEKAKFH-UHFFFAOYSA-P ceric ammonium nitrate Chemical compound [NH4+].[NH4+].[Ce+4].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O XMPZTFVPEKAKFH-UHFFFAOYSA-P 0.000 description 1
- HSJPMRKMPBAUAU-UHFFFAOYSA-N cerium(3+);trinitrate Chemical compound [Ce+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O HSJPMRKMPBAUAU-UHFFFAOYSA-N 0.000 description 1
- DPUCLPLBKVSJIB-UHFFFAOYSA-N cerium;tetrahydrate Chemical compound O.O.O.O.[Ce] DPUCLPLBKVSJIB-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000006356 dehydrogenation reaction Methods 0.000 description 1
- 238000006704 dehydrohalogenation reaction Methods 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000007323 disproportionation reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000635 electron micrograph Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000006317 isomerization reaction Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000002211 methanization Effects 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 239000012744 reinforcing agent Substances 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000004230 steam cracking Methods 0.000 description 1
- 238000000629 steam reforming Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- 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
- C01F17/20—Compounds containing only rare earth metals as the metal element
- C01F17/276—Nitrates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/77—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by unit-cell parameters, atom positions or structure diagrams
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/03—Particle morphology depicted by an image obtained by SEM
-
- 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
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/12—Surface area
- C01P2006/13—Surface area thermal stability thereof at high temperatures
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)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Saccharide Compounds (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Compositions Of Oxide Ceramics (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8402506 | 1984-02-20 | ||
| FR8402506A FR2559754A1 (fr) | 1984-02-20 | 1984-02-20 | Oxyde cerique a nouvelles caracteristiques morphologiques et son procede d'obtention |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4206990A Division JPH0660015B2 (ja) | 1984-02-20 | 1992-07-13 | 新規な形態的特徴を持つ酸化第二セリウムの製造方法 |
| JP7240457A Division JP2655138B2 (ja) | 1984-02-20 | 1995-08-28 | 新規な形態的特徴を有する酸化第二セリウム |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60239323A true JPS60239323A (ja) | 1985-11-28 |
| JPH0324478B2 JPH0324478B2 (https=) | 1991-04-03 |
Family
ID=9301172
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60030685A Granted JPS60239323A (ja) | 1984-02-20 | 1985-02-20 | 新規な形態的特徴を持つ酸化第二セリウム及びその製造方法 |
| JP4206990A Expired - Fee Related JPH0660015B2 (ja) | 1984-02-20 | 1992-07-13 | 新規な形態的特徴を持つ酸化第二セリウムの製造方法 |
| JP7240457A Expired - Fee Related JP2655138B2 (ja) | 1984-02-20 | 1995-08-28 | 新規な形態的特徴を有する酸化第二セリウム |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4206990A Expired - Fee Related JPH0660015B2 (ja) | 1984-02-20 | 1992-07-13 | 新規な形態的特徴を持つ酸化第二セリウムの製造方法 |
| JP7240457A Expired - Fee Related JP2655138B2 (ja) | 1984-02-20 | 1995-08-28 | 新規な形態的特徴を有する酸化第二セリウム |
Country Status (13)
| Country | Link |
|---|---|
| US (2) | US4663137A (https=) |
| EP (1) | EP0153227B1 (https=) |
| JP (3) | JPS60239323A (https=) |
| KR (1) | KR910010126B1 (https=) |
| AT (1) | ATE37856T1 (https=) |
| AU (1) | AU571650B2 (https=) |
| BR (1) | BR8500717A (https=) |
| CA (1) | CA1257071A (https=) |
| DE (1) | DE3565518D1 (https=) |
| DK (1) | DK75285A (https=) |
| FI (1) | FI76057C (https=) |
| FR (1) | FR2559754A1 (https=) |
| NO (1) | NO165753C (https=) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62275021A (ja) * | 1986-03-26 | 1987-11-30 | ロ−ヌ−プ−ラン・シミ | 新規なセリウム４化合物の製造方法 |
| JPS6452610A (en) * | 1987-06-26 | 1989-02-28 | Rhone Poulenc Chimie | Manufacture of ceric oxide and novel ceric oxide with morphologic characteristics |
| JPS6452609A (en) * | 1987-06-17 | 1989-02-28 | Rhone Poulenc Chimie | Manufacture and product of rare earth element oxide |
| JPS6465018A (en) * | 1987-06-29 | 1989-03-10 | Rhone Poulenc Chimie | Ceric oxide having novel morphological characteristics and manufacture |
| JPH02221119A (ja) * | 1988-12-23 | 1990-09-04 | Rhone Poulenc Chim | 改良された形態学的特徴を有する酸化第二セリウム及びその製造方法 |
| JP2006082994A (ja) * | 2004-09-14 | 2006-03-30 | Daiichi Kigensokagaku Kogyo Co Ltd | セリアゾル及びその製造方法並びに酸化第二セリウム |
| WO2017199598A1 (ja) * | 2016-05-16 | 2017-11-23 | 日立化成株式会社 | 吸着剤、二酸化炭素の除去方法、二酸化炭素除去装置、及び、二酸化炭素除去システム |
Families Citing this family (45)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2559755A1 (fr) * | 1984-02-20 | 1985-08-23 | Rhone Poulenc Spec Chim | Oxyde cerique a nouvelles caracteristiques morphologiques et son procede d'obtention |
| FR2559754A1 (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. |
| FR2584388B1 (fr) * | 1985-07-03 | 1991-02-15 | Rhone Poulenc Spec Chim | Composition a base d'oxyde cerique, sa preparation et ses utilisations |
| 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 |
| US4839146A (en) * | 1987-04-15 | 1989-06-13 | General Motors Corporation | Catalyst for simultaneous NO decomposition and CO oxidation under cycled operating conditions |
| US5174984A (en) * | 1987-06-29 | 1992-12-29 | Rhone-Poulenc Chimie | Ceric oxide with new morphological characteristics and method for obtaining same |
| FR2632945B1 (fr) * | 1988-06-15 | 1991-02-08 | Rhone Poulenc Chimie | Procede d'obtention d'un oxyde cerique de grande surface specifique |
| EP0300853B1 (fr) * | 1987-06-29 | 1991-09-18 | Rhone-Poulenc Chimie | Procédé d'obtention d'un oxyde cérique |
| US5279789A (en) * | 1988-12-23 | 1994-01-18 | Rhone-Poulenc Chimie | Ceric oxide particulates having improved morphology |
| DE3902913A1 (de) * | 1989-02-01 | 1990-08-09 | Degussa | Traegermaterial fuer platingruppenmetall-haltige dreiweg-katalysatoren mit verringerter neigung zur h(pfeil abwaerts)2(pfeil abwaerts)s-emission |
| US5063193A (en) * | 1990-06-06 | 1991-11-05 | General Motors Corporation | Base metal automotive exhaust catalysts with improved activity and stability and method of making the catalysts |
| FR2684662B1 (fr) * | 1991-12-09 | 1994-05-06 | Rhone Poulenc Chimie | Composition a base d'oxyde cerique, preparation et utilisation. |
| FR2698346B1 (fr) * | 1992-11-25 | 1995-01-27 | Rhone Poulenc Chimie | Agrégat de cristallites d'oxyde cérique, procédé d'obtention et son utilisation pour réduire les résidus de combustion. |
| JP2746861B2 (ja) * | 1995-11-20 | 1998-05-06 | 三井金属鉱業株式会社 | 酸化セリウム超微粒子の製造方法 |
| WO1997029510A1 (fr) * | 1996-02-07 | 1997-08-14 | Hitachi Chemical Company, Ltd. | Abrasif d'oxyde de cerium, microplaquette semi-conductrice, dispositif semi-conducteur, procede pour les produire et procede pour polir les substrats |
| RU2162821C2 (ru) * | 1999-05-05 | 2001-02-10 | Всероссийский научно-исследовательский институт химической технологии | Способ выделения церия (+4) из азотнокислого раствора редкоземельных элементов |
| TW528796B (en) | 2000-12-13 | 2003-04-21 | Mitsui Mining & Amp Smelting C | Cerium-based abrasive and method of evaluating the same |
| KR100417530B1 (ko) * | 2001-04-09 | 2004-02-05 | (주)케이.씨.텍 | 직경이 50-100㎚인 미세 산화세륨 입자의 제조방법 |
| US20040234438A1 (en) * | 2001-09-07 | 2004-11-25 | Lianxin Dai | Ceric oxide and method for production thereof, and catalyst for exhaust gas clarification |
| US7025943B2 (en) * | 2002-05-15 | 2006-04-11 | The Curators Of The University Of Missouri | Method for preparation of nanometer cerium-based oxide particles |
| WO2006119311A2 (en) * | 2005-05-02 | 2006-11-09 | Symyx Technologies, Inc. | High surface area metal and metal oxide materials and methods of making same |
| JP5024562B2 (ja) * | 2006-03-31 | 2012-09-12 | 株式会社豊田中央研究所 | 固体粒子高接触体、固体粒子高接触体基材、及びそれらの製造方法 |
| SG170807A1 (en) * | 2006-04-27 | 2011-05-30 | Asahi Glass Co Ltd | Fine particles of oxide crystal and slurry for polishing which contains the fine particles |
| EP2066767B1 (en) * | 2006-09-05 | 2015-10-21 | Cerion LLC | Cerium dioxide nanoparticle-containing fuel additive |
| US8883865B2 (en) * | 2006-09-05 | 2014-11-11 | Cerion Technology, Inc. | Cerium-containing nanoparticles |
| US10435639B2 (en) | 2006-09-05 | 2019-10-08 | Cerion, Llc | Fuel additive containing lattice engineered cerium dioxide nanoparticles |
| JP5279183B2 (ja) * | 2006-10-12 | 2013-09-04 | 第一稀元素化学工業株式会社 | セリウム系酸化物の製造方法 |
| KR101050136B1 (ko) * | 2006-11-20 | 2011-07-19 | 주식회사 엘지화학 | 유기용매를 이용한 산화세륨 분말의 제조방법 및 상기분말을 포함하는ｃｍｐ슬러리 |
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| US10143661B2 (en) | 2013-10-17 | 2018-12-04 | Cerion, Llc | Malic acid stabilized nanoceria particles |
| RU2646416C2 (ru) * | 2016-07-18 | 2018-03-05 | Федеральное государственное унитарное предприятие "Институт химических реактивов и особо чистых химических веществ Национального исследовательского центра "Курчатовский институт" (НИЦ "Курчатовский институт"-ИРЕА) | Способ получения высокочистого раствора нитрата церия (iii) |
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| US11548791B2 (en) | 2020-11-24 | 2023-01-10 | Lynas Rare Earths Limited | Materials, methods and techniques for generating doped cerium oxide |
| EP4304984A1 (en) * | 2021-03-12 | 2024-01-17 | Rhodia Operations | Cerium oxide particles, making process thereof and use thereof in chemical mechanical polishing |
| CN115228396B (zh) * | 2022-07-26 | 2024-02-02 | 宣城市晶和环保新材料科技有限公司 | 一种纳米铈溶胶的制备方法 |
| CN116870189A (zh) * | 2023-06-19 | 2023-10-13 | 五邑大学 | 一种介孔纳米材料及其制备方法和应用 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS6030686A (ja) * | 1983-07-30 | 1985-02-16 | Yakult Honsha Co Ltd | 乳酸桿菌属の細菌に供与ｄνａを導入する方法 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE154010C (https=) * | ||||
| GB488008A (en) * | 1936-12-10 | 1938-06-29 | Degussa | A process for the production of cerium compounds |
| BE433407A (https=) * | 1938-04-13 | 1939-04-29 | ||
| FR859854A (fr) * | 1938-09-06 | 1940-12-31 | Produits Chim Terres Rares Soc | Procédé d'obtention de bioxyde de cérium |
| US3770422A (en) * | 1971-06-11 | 1973-11-06 | Rockwell International Corp | Process for purifying eu and yb and forming refractory compounds therefrom |
| JPS5340077A (en) * | 1976-09-25 | 1978-04-12 | Osukaa Kougiyou Kk | Method of continuous manufacturing of mat for bathroom |
| SU833525A1 (ru) * | 1979-07-27 | 1981-05-30 | Институт Общей И Неорганической Химии Анбелорусской Ccp | Способ получени двуокиси цери |
| FR2472601A1 (fr) * | 1979-12-27 | 1981-07-03 | Rhone Poulenc Ind | Procede de fabrication de compositions de polissage a base de cerium |
| DE3005137A1 (de) * | 1980-02-12 | 1981-08-20 | Degussa Ag, 6000 Frankfurt | Cerhaltige faellungskieselsaeure, verfahren zu deren herstellung, sowie zu elastomeren haertbare massen, die die cerhaltige faellungskieselsaeure enthalten |
| US4356106A (en) * | 1980-05-09 | 1982-10-26 | United Kingdom Atomic Energy Authority | Cerium compounds |
| DE3271142D1 (en) * | 1981-08-07 | 1986-06-19 | Atomic Energy Authority Uk | Cerium compounds |
| US4545923A (en) * | 1982-06-11 | 1985-10-08 | Rhone-Poulenc Inc. | Process for preparing colloidal ceric oxide and complexes thereof with free organic acids |
| FR2559754A1 (fr) * | 1984-02-20 | 1985-08-23 | Rhone Poulenc Spec Chim | Oxyde cerique a nouvelles caracteristiques morphologiques et son procede d'obtention |
-
1984
- 1984-02-20 FR FR8402506A patent/FR2559754A1/fr active Pending
-
1985
- 1985-02-11 DE DE8585400216T patent/DE3565518D1/de not_active Expired
- 1985-02-11 AT AT85400216T patent/ATE37856T1/de not_active IP Right Cessation
- 1985-02-11 EP EP85400216A patent/EP0153227B1/fr not_active Expired
- 1985-02-15 BR BR8500717A patent/BR8500717A/pt not_active IP Right Cessation
- 1985-02-18 NO NO850630A patent/NO165753C/no not_active IP Right Cessation
- 1985-02-19 AU AU38949/85A patent/AU571650B2/en not_active Ceased
- 1985-02-19 CA CA000474661A patent/CA1257071A/fr not_active Expired
- 1985-02-19 FI FI850672A patent/FI76057C/fi not_active IP Right Cessation
- 1985-02-19 DK DK75285A patent/DK75285A/da not_active Application Discontinuation
- 1985-02-20 US US06/703,558 patent/US4663137A/en not_active Expired - Lifetime
- 1985-02-20 JP JP60030685A patent/JPS60239323A/ja active Granted
- 1985-02-21 KR KR1019850001076A patent/KR910010126B1/ko not_active Expired
-
1989
- 1989-12-29 US US07/459,361 patent/US5017352A/en not_active Expired - Lifetime
-
1992
- 1992-07-13 JP JP4206990A patent/JPH0660015B2/ja not_active Expired - Fee Related
-
1995
- 1995-08-28 JP JP7240457A patent/JP2655138B2/ja not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6030686A (ja) * | 1983-07-30 | 1985-02-16 | Yakult Honsha Co Ltd | 乳酸桿菌属の細菌に供与ｄνａを導入する方法 |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62275021A (ja) * | 1986-03-26 | 1987-11-30 | ロ−ヌ−プ−ラン・シミ | 新規なセリウム４化合物の製造方法 |
| JPS6452609A (en) * | 1987-06-17 | 1989-02-28 | Rhone Poulenc Chimie | Manufacture and product of rare earth element oxide |
| JPS6452610A (en) * | 1987-06-26 | 1989-02-28 | Rhone Poulenc Chimie | Manufacture of ceric oxide and novel ceric oxide with morphologic characteristics |
| JPS6465018A (en) * | 1987-06-29 | 1989-03-10 | Rhone Poulenc Chimie | Ceric oxide having novel morphological characteristics and manufacture |
| JPH02221119A (ja) * | 1988-12-23 | 1990-09-04 | Rhone Poulenc Chim | 改良された形態学的特徴を有する酸化第二セリウム及びその製造方法 |
| JP2006082994A (ja) * | 2004-09-14 | 2006-03-30 | Daiichi Kigensokagaku Kogyo Co Ltd | セリアゾル及びその製造方法並びに酸化第二セリウム |
| WO2017199598A1 (ja) * | 2016-05-16 | 2017-11-23 | 日立化成株式会社 | 吸着剤、二酸化炭素の除去方法、二酸化炭素除去装置、及び、二酸化炭素除去システム |
| EP3459624A4 (en) * | 2016-05-16 | 2020-01-15 | Hitachi Chemical Co., Ltd. | ABSORPTION AGENT, CARBON DIOXIDE REMOVAL METHOD, CARBON DIOXIDE REMOVAL DEVICE, AND CARBON DIOXIDE REMOVAL SYSTEM |
Also Published As
| Publication number | Publication date |
|---|---|
| AU571650B2 (en) | 1988-04-21 |
| FI76057C (fi) | 1988-09-09 |
| EP0153227B1 (fr) | 1988-10-12 |
| AU3894985A (en) | 1985-08-29 |
| KR910010126B1 (ko) | 1991-12-17 |
| FR2559754A1 (fr) | 1985-08-23 |
| US5017352A (en) | 1991-05-21 |
| DK75285A (da) | 1985-08-21 |
| JPH0672711A (ja) | 1994-03-15 |
| BR8500717A (pt) | 1985-10-08 |
| NO850630L (no) | 1985-08-21 |
| JP2655138B2 (ja) | 1997-09-17 |
| JPH0660015B2 (ja) | 1994-08-10 |
| ATE37856T1 (de) | 1988-10-15 |
| FI850672L (fi) | 1985-08-21 |
| JPH08310812A (ja) | 1996-11-26 |
| JPH0324478B2 (https=) | 1991-04-03 |
| DE3565518D1 (en) | 1988-11-17 |
| FI850672A0 (fi) | 1985-02-19 |
| KR850007049A (ko) | 1985-10-30 |
| EP0153227A1 (fr) | 1985-08-28 |
| FI76057B (fi) | 1988-05-31 |
| DK75285D0 (da) | 1985-02-19 |
| NO165753C (no) | 1991-04-10 |
| NO165753B (no) | 1990-12-27 |
| CA1257071A (fr) | 1989-07-11 |
| US4663137A (en) | 1987-05-05 |
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