CA1168546A - Compounds - Google Patents
CompoundsInfo
- Publication number
- CA1168546A CA1168546A CA000377178A CA377178A CA1168546A CA 1168546 A CA1168546 A CA 1168546A CA 000377178 A CA000377178 A CA 000377178A CA 377178 A CA377178 A CA 377178A CA 1168546 A CA1168546 A CA 1168546A
- Authority
- CA
- Canada
- Prior art keywords
- cerium
- cerium compound
- dispersible
- prepared
- dry
- 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
Links
- 150000001875 compounds Chemical class 0.000 title abstract description 7
- 150000001785 cerium compounds Chemical class 0.000 claims abstract description 58
- 238000000034 method Methods 0.000 claims abstract description 32
- QIICBUVIQUVXPN-UHFFFAOYSA-N cerium(4+);oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[Ce+4] QIICBUVIQUVXPN-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 238000002360 preparation method Methods 0.000 claims abstract description 10
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 claims description 20
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 claims description 20
- 229910002651 NO3 Inorganic materials 0.000 claims description 17
- -1 nitrate anions Chemical class 0.000 claims description 15
- 239000002253 acid Substances 0.000 claims description 14
- 239000002002 slurry Substances 0.000 claims description 14
- 238000001246 colloidal dispersion Methods 0.000 claims description 12
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 10
- 239000012736 aqueous medium Substances 0.000 claims description 9
- 239000011260 aqueous acid Substances 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- VLTRZXGMWDSKGL-UHFFFAOYSA-M perchlorate Inorganic materials [O-]Cl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-M 0.000 claims description 3
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 14
- 229910052684 Cerium Inorganic materials 0.000 description 12
- 239000000843 powder Substances 0.000 description 11
- 150000001450 anions Chemical class 0.000 description 10
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 9
- 229910017604 nitric acid Inorganic materials 0.000 description 8
- 239000007858 starting material Substances 0.000 description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- 239000006185 dispersion Substances 0.000 description 6
- 241000894007 species Species 0.000 description 6
- CQGVSILDZJUINE-UHFFFAOYSA-N cerium;hydrate Chemical compound O.[Ce] CQGVSILDZJUINE-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000499 gel Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- LARZRSCHQOPNHD-UHFFFAOYSA-N cerium(4+);hydrate Chemical compound O.[Ce+4] LARZRSCHQOPNHD-UHFFFAOYSA-N 0.000 description 3
- 150000000703 Cerium Chemical class 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 230000002427 irreversible effect Effects 0.000 description 2
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000006228 supernatant Substances 0.000 description 2
- 235000003930 Aegle marmelos Nutrition 0.000 description 1
- 244000058084 Aegle marmelos Species 0.000 description 1
- 241001058146 Erium Species 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- CKMNQZXKOURUMB-UHFFFAOYSA-N cerium dimer Chemical compound [Ce]#[Ce] CKMNQZXKOURUMB-UHFFFAOYSA-N 0.000 description 1
- 229910000420 cerium oxide Inorganic materials 0.000 description 1
- GHLITDDQOMIBFS-UHFFFAOYSA-H cerium(3+);tricarbonate Chemical compound [Ce+3].[Ce+3].[O-]C([O-])=O.[O-]C([O-])=O.[O-]C([O-])=O GHLITDDQOMIBFS-UHFFFAOYSA-H 0.000 description 1
- ITZXULOAYIAYNU-UHFFFAOYSA-N cerium(4+) Chemical compound [Ce+4] ITZXULOAYIAYNU-UHFFFAOYSA-N 0.000 description 1
- WTVAYLQYAWAHAX-UHFFFAOYSA-J cerium(4+);tetrahydroxide Chemical class [OH-].[OH-].[OH-].[OH-].[Ce+4] WTVAYLQYAWAHAX-UHFFFAOYSA-J 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 229910001914 chlorine tetroxide Inorganic materials 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003313 weakening effect Effects 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
- C01F17/20—Compounds containing only rare earth metals as the metal element
- C01F17/276—Nitrates
-
- 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
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/22—Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Colloid Chemistry (AREA)
- Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8015395 | 1980-05-09 | ||
| GB8015395 | 1980-05-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1168546A true CA1168546A (en) | 1984-06-05 |
Family
ID=10513309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000377178A Expired CA1168546A (en) | 1980-05-09 | 1981-05-08 | Compounds |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4356106A (OSRAM) |
| JP (1) | JPS56169126A (OSRAM) |
| CA (1) | CA1168546A (OSRAM) |
| DE (1) | DE3117925A1 (OSRAM) |
| FR (1) | FR2482075B1 (OSRAM) |
| IT (1) | IT1144349B (OSRAM) |
| NL (1) | NL8102188A (OSRAM) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3271142D1 (en) * | 1981-08-07 | 1986-06-19 | Atomic Energy Authority Uk | Cerium compounds |
| 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 |
| GB8430244D0 (en) * | 1984-11-30 | 1985-01-09 | Atomic Energy Authority Uk | Preparation of materials |
| FR2583737B1 (fr) * | 1985-06-20 | 1987-08-14 | Rhone Poulenc Spec Chim | Nouveau compose de cerium iv et son procede de preparation. |
| FR2583735B1 (fr) * | 1985-06-20 | 1990-11-23 | Rhone Poulenc Spec Chim | Nouvelles dispersions colloidales d'un compose de cerium iv en milieu aqueux et leur 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. |
| FR2596380B1 (fr) * | 1986-03-26 | 1991-09-27 | Rhone Poulenc Chimie | Nouveau compose de cerium iv et son procede de preparation |
| FR2620437B1 (fr) * | 1987-09-14 | 1990-11-30 | Rhone Poulenc Chimie | Procede d'obtention d'une dispersion colloidale d'un compose de terre rare en milieu aqueux et produit obtenu |
| JPH062582B2 (ja) * | 1987-12-02 | 1994-01-12 | 多木化学株式会社 | 結晶質酸化第二セリウムゾル及びその製造法 |
| JP2515137B2 (ja) * | 1988-06-02 | 1996-07-10 | 多木化学株式会社 | 紫外線吸収方法 |
| US5279789A (en) * | 1988-12-23 | 1994-01-18 | Rhone-Poulenc Chimie | Ceric oxide particulates having improved morphology |
| FR2655972B1 (fr) * | 1989-12-15 | 1992-04-24 | Rhone Poulenc Chimie | Procede de preparation d'une dispersion collouidale d'un compose de cerium iv en milieu aqueux et dispersions obtenues. |
| JP2799773B2 (ja) | 1993-09-29 | 1998-09-21 | ローヌ−プーラン シミ | 沈降シリカ |
| FR2710630B1 (fr) * | 1993-09-29 | 1995-12-29 | Rhone Poulenc Chimie | Nouvelles silices précipitées, leur procédé de préparation et leur utilisation au renforcement des élastomères. |
| US6001322A (en) | 1993-09-29 | 1999-12-14 | Rhone-Poulenc Chimie | Precipitated silicas |
| FR2724330B1 (fr) * | 1994-09-12 | 1997-01-31 | Rhone Poulenc Chimie | Dispersion colloidale d'un compose de cerium a concentration elevee et son procede de preparation |
| FR2724331B1 (fr) * | 1994-09-12 | 1996-12-13 | Rhone Poulenc Chimie | Dispersions colloidales d'un compose de cerium a ph eleve et leurs procedes de preparation |
| FR2804102B1 (fr) * | 2000-01-26 | 2002-08-16 | Rhodia Terres Rares | Dispersion colloidale aqueuse d'un compose de cerium et d'au moins un autre element choisi parmi les terres rares, des metaux de transition, l'aluminium, le gallium et le zirconium, procede de preparation et utilisation |
| CN1474660A (zh) * | 2000-09-18 | 2004-02-11 | �ָ��š���ɭ������˹����˾ | 带有不可燃处理材料的低侧流烟香烟 |
| NZ531553A (en) * | 2001-09-13 | 2005-09-30 | Rothmans Benson & Hedges | Zirconium/metal oxide fibres |
| WO2003075921A2 (en) * | 2002-03-05 | 2003-09-18 | Transtech Pharma, Inc. | Mono- and bicyclic azole derivatives that inhibit the interaction of ligands with rage |
| US7229600B2 (en) * | 2003-01-31 | 2007-06-12 | Nanoproducts Corporation | Nanoparticles of rare earth oxides |
| CN109476495B (zh) | 2016-05-18 | 2025-03-07 | 罗地亚经营管理公司 | 氧化铈颗粒及其生产方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| LU38182A1 (OSRAM) * | ||||
| US3476691A (en) * | 1964-09-23 | 1969-11-04 | Atomic Energy Commission | Process for preparing an yttria aquasol |
| US3761571A (en) * | 1970-02-10 | 1973-09-25 | Atomic Energy Authority Uk | Production of ceria |
| JPH024677B2 (OSRAM) * | 1977-11-01 | 1990-01-30 | Atomic Energy Authority Uk | |
| JPS54500021A (OSRAM) * | 1977-11-01 | 1979-09-06 |
-
1981
- 1981-04-20 US US06/255,818 patent/US4356106A/en not_active Expired - Fee Related
- 1981-04-28 JP JP6509781A patent/JPS56169126A/ja active Granted
- 1981-05-04 NL NL8102188A patent/NL8102188A/nl not_active Application Discontinuation
- 1981-05-06 DE DE19813117925 patent/DE3117925A1/de not_active Withdrawn
- 1981-05-08 FR FR8109214A patent/FR2482075B1/fr not_active Expired
- 1981-05-08 IT IT67628/81A patent/IT1144349B/it active
- 1981-05-08 CA CA000377178A patent/CA1168546A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6356175B2 (OSRAM) | 1988-11-07 |
| IT1144349B (it) | 1986-10-29 |
| JPS56169126A (en) | 1981-12-25 |
| IT8167628A0 (it) | 1981-05-08 |
| US4356106A (en) | 1982-10-26 |
| DE3117925A1 (de) | 1982-04-22 |
| NL8102188A (nl) | 1981-12-01 |
| FR2482075B1 (OSRAM) | 1984-04-27 |
| FR2482075A1 (OSRAM) | 1981-11-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |