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 it

Info

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
Application number
ZA899523A
Inventor
Claire David
David Claire
Francois Picard
Picard Francois
Original Assignee
Rhone Poulenc Chimie
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Rhone Poulenc Chimie filed Critical Rhone Poulenc Chimie
Publication of ZA899523B publication Critical patent/ZA899523B/en

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)
ZA899523A 1988-12-16 1989-12-13 Rare earth oxide with novel morphological characteristics and process for obtaining it ZA899523B (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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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