IN2012DN06607A - - Google Patents

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Publication number
IN2012DN06607A
IN2012DN06607A IN6607DEN2012A IN2012DN06607A IN 2012DN06607 A IN2012DN06607 A IN 2012DN06607A IN 6607DEN2012 A IN6607DEN2012 A IN 6607DEN2012A IN 2012DN06607 A IN2012DN06607 A IN 2012DN06607A
Authority
IN
India
Prior art keywords
alumina
alpha
equal
relates
synthesizing
Prior art date
Application number
Inventor
Bonneau Lionel
Pezzani Michel
Original Assignee
Baikowski
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 Baikowski filed Critical Baikowski
Publication of IN2012DN06607A publication Critical patent/IN2012DN06607A/en

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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
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/44—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water
    • 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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J19/12—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electromagnetic waves
    • 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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J19/12—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electromagnetic waves
    • B01J19/121—Coherent waves, e.g. laser beams
    • 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
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • 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
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/021—After-treatment of oxides or hydroxides
    • C01F7/025—Granulation or agglomeration
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J2219/0873—Materials to be treated
    • B01J2219/0879—Solid
    • 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
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their 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
    • C01P2006/11—Powder tap density
    • 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
    • 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
    • C01P2006/80—Compositional purity
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Optics & Photonics (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)

Abstract

The invention relates to alpha-alumina with a purity of greater than or equal to 5 99.99%, in the form of spherical particles (1) with a size predominantly greater than or equal to 850 μm. The invention also relates to the use of alpha-alumina as defined above, and to a related process for synthesizing and device. 10 FIGURE:1
IN6607DEN2012 2010-02-11 2011-02-10 IN2012DN06607A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1000594A FR2956111B1 (en) 2010-02-11 2010-02-11 ALPHA ALUMINA, USE, METHOD OF SYNTHESIS AND DEVICE THEREOF
PCT/EP2011/051938 WO2011098511A2 (en) 2010-02-11 2011-02-10 Alpha-alumina and associated use, synthesis method and device

Publications (1)

Publication Number Publication Date
IN2012DN06607A true IN2012DN06607A (en) 2015-10-23

Family

ID=42790952

Family Applications (1)

Application Number Title Priority Date Filing Date
IN6607DEN2012 IN2012DN06607A (en) 2010-02-11 2011-02-10

Country Status (9)

Country Link
US (1) US20120301721A1 (en)
EP (1) EP2534101A2 (en)
JP (1) JP5711271B2 (en)
KR (1) KR20120123403A (en)
FR (1) FR2956111B1 (en)
IN (1) IN2012DN06607A (en)
RU (1) RU2568710C2 (en)
TW (1) TWI505993B (en)
WO (1) WO2011098511A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2742575C1 (en) * 2020-10-14 2021-02-08 Общество с ограниченной ответственностью "Империус Групп" Method for producing alpha-aluminium oxide for subsequent growth of single-crystal sapphire
JP2024080633A (en) * 2022-12-02 2024-06-13 住友化学株式会社 Alumina particles and resin composition using the same

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4169883A (en) * 1978-07-25 1979-10-02 Exxon Research & Engineering Co. Process for preparing ultra-stable, high surface area alpha-alumina
JPS62125843A (en) * 1985-11-25 1987-06-08 Agency Of Ind Science & Technol Production of spherical particle
CZ284790B6 (en) * 1992-06-02 1999-03-17 Sumitomo Chemical Company, Limited Process for preparing aluminium alpha-oxide
JP3744010B2 (en) * 1993-06-30 2006-02-08 住友化学株式会社 Method for producing α-alumina powder
US20090255189A1 (en) * 1998-08-19 2009-10-15 Nanogram Corporation Aluminum oxide particles
RU2140876C1 (en) * 1998-04-14 1999-11-10 Институт минералогии и петрографии Сибирского отделения РАН Method of production of aluminum alpha-oxide
DE102005045180B4 (en) * 2005-09-21 2007-11-15 Center For Abrasives And Refractories Research & Development C.A.R.R.D. Gmbh Spherical corundum grains based on molten aluminum oxide and a process for their preparation
JP5217322B2 (en) * 2006-09-19 2013-06-19 住友化学株式会社 α-alumina powder
WO2008035656A1 (en) * 2006-09-19 2008-03-27 Sumitomo Chemical Company, Limited α-ALUMINA POWDER
JP5227801B2 (en) * 2006-10-31 2013-07-03 電気化学工業株式会社 Alumina powder, production method thereof, and use thereof
JP4997953B2 (en) * 2006-12-15 2012-08-15 日本軽金属株式会社 Method for producing high purity α-alumina

Also Published As

Publication number Publication date
WO2011098511A2 (en) 2011-08-18
TW201202143A (en) 2012-01-16
EP2534101A2 (en) 2012-12-19
JP5711271B2 (en) 2015-04-30
FR2956111A1 (en) 2011-08-12
US20120301721A1 (en) 2012-11-29
RU2568710C2 (en) 2015-11-20
RU2012138693A (en) 2014-03-20
TWI505993B (en) 2015-11-01
KR20120123403A (en) 2012-11-08
FR2956111B1 (en) 2012-04-20
WO2011098511A3 (en) 2012-02-23
JP2013519612A (en) 2013-05-30

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