ZA899523B - Rare earth oxide with novel morphological characteristics and process for obtaining it - Google Patents
Rare earth oxide with novel morphological characteristics and process for obtaining itInfo
- Publication number
- ZA899523B ZA899523B ZA899523A ZA899523A ZA899523B ZA 899523 B ZA899523 B ZA 899523B ZA 899523 A ZA899523 A ZA 899523A ZA 899523 A ZA899523 A ZA 899523A ZA 899523 B ZA899523 B ZA 899523B
- Authority
- ZA
- South Africa
- Prior art keywords
- obtaining
- rare earth
- earth oxide
- morphological characteristics
- novel morphological
- Prior art date
Links
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
- C01F17/30—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
- 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
- C01F17/218—Yttrium oxides or hydroxides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/50—Agglomerated particles
-
- 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
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 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
- C01P2006/22—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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8816604A FR2640611A1 (en) | 1988-12-16 | 1988-12-16 | RARE EARTH OXIDE WITH NEW MORPHOLOGICAL CHARACTERISTICS AND METHOD OF OBTAINING THE SAME |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA899523B true ZA899523B (en) | 1990-09-26 |
Family
ID=9373019
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA899523A ZA899523B (en) | 1988-12-16 | 1989-12-13 | Rare earth oxide with novel morphological characteristics and process for obtaining it |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0379814A1 (en) |
JP (1) | JPH02258624A (en) |
AU (1) | AU4675989A (en) |
BR (1) | BR8906507A (en) |
CA (1) | CA2005627A1 (en) |
FI (1) | FI896039A0 (en) |
FR (1) | FR2640611A1 (en) |
NO (1) | NO895038L (en) |
ZA (1) | ZA899523B (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2620437B1 (en) * | 1987-09-14 | 1990-11-30 | Rhone Poulenc Chimie | PROCESS FOR OBTAINING COLLOIDAL DISPERSION OF A RARE EARTH COMPOUND IN AQUEOUS MEDIA AND PRODUCT OBTAINED |
JPH0710730B2 (en) * | 1990-11-22 | 1995-02-08 | 信越化学工業株式会社 | Method for producing rare earth oxide |
JP2655014B2 (en) * | 1991-01-24 | 1997-09-17 | ローヌ−プーラン・シミ | Method for producing rare earth-ammonium composite oxalate and obtained composite oxalate |
FR2710278B1 (en) * | 1993-09-24 | 1995-11-10 | Rhone Poulenc Chimie | Suspension based on rare earth and latex, its application to the anticorrosion coating of metallic substrates and substrates thus coated. |
FR2736042B1 (en) * | 1995-06-30 | 1997-09-12 | Rhone Poulenc Chimie | COLLOIDAL DISPERSION AND REDISPERSIBLE COMPOSITION IN THE FORM OF A COLLOIDAL DISPERSION BASED ON CERIUM OXIDE |
FR2801299B1 (en) * | 1999-11-23 | 2002-06-07 | Rhodia Terres Rares | AQUEOUS COLLOIDAL DISPERSION BASED ON AT LEAST ONE COMPOUND OF A LANTHANIDE AND A COMPLEXANT, METHOD OF PREPARATION AND USE |
FR2884245B1 (en) * | 2005-04-12 | 2007-07-27 | Inst Nat Sciences Appliq | CERIUM (III) HEXANUCLEAR COMPLEXES AND PROCESS FOR PRODUCING SUCH COMPLEXES. |
CN102992385B (en) * | 2012-12-24 | 2015-10-14 | 安阳金石研磨材料有限公司 | The production technique of nano level octahedral bodily form cerium lanthanum oxide polishing powder from rare earth |
CN102992386A (en) * | 2012-12-24 | 2013-03-27 | 安阳金石研磨材料有限公司 | Production process of nanoscale tetragonal lanthanum-cerium-rare earth oxide polishing powder |
CN108017082B (en) * | 2018-01-19 | 2020-02-07 | 常州市卓群纳米新材料有限公司 | Preparation method beneficial to stabilizing color and state of nano cerium oxide |
CN114195244B (en) * | 2020-09-18 | 2023-04-18 | 福建省长汀金龙稀土有限公司 | Solid-liquid separation method for rare earth-containing superfine powder turbid liquid |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2583737B1 (en) * | 1985-06-20 | 1987-08-14 | Rhone Poulenc Spec Chim | NOVEL CERIUM IV COMPOUND AND PREPARATION METHOD THEREOF. |
FR2584388B1 (en) * | 1985-07-03 | 1991-02-15 | Rhone Poulenc Spec Chim | COMPOSITION BASED ON CERIC OXIDE, ITS PREPARATION AND USES THEREOF |
JPS62209039A (en) * | 1986-03-08 | 1987-09-14 | Taki Chem Co Ltd | Aqueous solution of basic yttrium acetate and production thereof |
FR2596381B1 (en) * | 1986-03-26 | 1988-05-27 | Rhone Poulenc Chimie | CERIC OXIDES WITH NEW MORPHOLOGICAL CHARACTERISTICS AND PROCESS FOR OBTAINING THEM |
US4778671A (en) * | 1986-07-14 | 1988-10-18 | Corning Glass Works | Preparation of unagglomerated metal oxide particles with uniform particle size |
FR2608583B1 (en) * | 1986-12-19 | 1990-12-07 | Rhone Poulenc Chimie | CERIC OXIDE WITH NEW MORPHOLOGICAL CHARACTERISTICS AND PROCESS FOR OBTAINING SAME |
-
1988
- 1988-12-16 FR FR8816604A patent/FR2640611A1/en not_active Withdrawn
-
1989
- 1989-12-12 EP EP89403433A patent/EP0379814A1/en not_active Withdrawn
- 1989-12-12 JP JP1320729A patent/JPH02258624A/en active Pending
- 1989-12-13 ZA ZA899523A patent/ZA899523B/en unknown
- 1989-12-14 AU AU46759/89A patent/AU4675989A/en not_active Abandoned
- 1989-12-14 NO NO89895038A patent/NO895038L/en unknown
- 1989-12-15 CA CA002005627A patent/CA2005627A1/en not_active Abandoned
- 1989-12-15 BR BR898906507A patent/BR8906507A/en unknown
- 1989-12-15 FI FI896039A patent/FI896039A0/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPH02258624A (en) | 1990-10-19 |
FR2640611A1 (en) | 1990-06-22 |
NO895038L (en) | 1990-06-18 |
BR8906507A (en) | 1990-08-28 |
CA2005627A1 (en) | 1990-06-16 |
AU4675989A (en) | 1990-06-21 |
FI896039A0 (en) | 1989-12-15 |
EP0379814A1 (en) | 1990-08-01 |
NO895038D0 (en) | 1989-12-14 |
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