AU4316589A - High surface area alpha-alumina and supercritical fluid synthesis thereof - Google Patents

High surface area alpha-alumina and supercritical fluid synthesis thereof

Info

Publication number
AU4316589A
AU4316589A AU43165/89A AU4316589A AU4316589A AU 4316589 A AU4316589 A AU 4316589A AU 43165/89 A AU43165/89 A AU 43165/89A AU 4316589 A AU4316589 A AU 4316589A AU 4316589 A AU4316589 A AU 4316589A
Authority
AU
Australia
Prior art keywords
alumina
surface area
high surface
supercritical fluid
area alpha
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.)
Abandoned
Application number
AU43165/89A
Inventor
James H. Heasley
George P. Kinstle
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vibrantz Corp
Original Assignee
Ferro Corp
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 Ferro Corp filed Critical Ferro Corp
Publication of AU4316589A publication Critical patent/AU4316589A/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
    • B01J21/04—Alumina
    • 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
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/008—Processes carried out under supercritical conditions
    • 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
    • C01F7/447—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by wet processes
    • C01F7/448—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by wet processes using superatmospheric pressure, e.g. hydrothermal conversion of gibbsite into boehmite
    • 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
    • C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
    • 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
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
AU43165/89A 1988-09-30 1989-09-06 High surface area alpha-alumina and supercritical fluid synthesis thereof Abandoned AU4316589A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US25223588A 1988-09-30 1988-09-30
US252235 1988-09-30

Publications (1)

Publication Number Publication Date
AU4316589A true AU4316589A (en) 1990-04-18

Family

ID=22955163

Family Applications (1)

Application Number Title Priority Date Filing Date
AU43165/89A Abandoned AU4316589A (en) 1988-09-30 1989-09-06 High surface area alpha-alumina and supercritical fluid synthesis thereof

Country Status (2)

Country Link
AU (1) AU4316589A (en)
WO (1) WO1990003331A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3484025B2 (en) * 1996-01-10 2004-01-06 仲道 山崎 Continuous hydrothermal synthesis method and apparatus
US20070280877A1 (en) * 2006-05-19 2007-12-06 Sawyer Technical Materials Llc Alpha alumina supports for ethylene oxide catalysts and method of preparing thereof
RU2528979C1 (en) * 2013-05-13 2014-09-20 Общество с ограниченной ответственностью "ПРИМА" Method of producing alpha-phase of aluminium oxide

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2642337A (en) * 1948-06-09 1953-06-16 Aluminum Co Of America Method of converting crystalline alumina hydrate to alpha alumina
US3268295A (en) * 1961-10-06 1966-08-23 Reynolds Metals Co Alumina hydrate and its method of preparation
US3908002A (en) * 1972-05-30 1975-09-23 Shell Oil Co Production of alpha alumina
US4012337A (en) * 1974-03-13 1977-03-15 Exxon Research And Engineering Company High surface area alpha aluminas
US4116883A (en) * 1975-02-26 1978-09-26 General Motors Corporation Catalyst support coating slurry and coatings
US4200552A (en) * 1976-10-06 1980-04-29 Toyota Jidosha Kogyo Kabushiki Kaisha Catalyst carrier, catalyst and their manufacturing process
US4117105A (en) * 1977-03-21 1978-09-26 Pq Corporation Process for preparing dispersible boehmite alumina
US4179408A (en) * 1977-03-25 1979-12-18 W. R. Grace & Co. Process for preparing spheroidal alumina particles
JPS5727425A (en) * 1980-07-25 1982-02-13 Sony Corp Magnetic recording and reproducing device
US4770869A (en) * 1983-11-07 1988-09-13 Aluminum Company Of America Steam producing process and products
US4585645A (en) * 1985-04-03 1986-04-29 Aluminum Company Of America Alpha alumina production in a steam-fluidized reactor
US4649037A (en) * 1985-03-29 1987-03-10 Allied Corporation Spray-dried inorganic oxides from non-aqueous gels or solutions
JPS6274453A (en) * 1985-09-27 1987-04-06 Toyota Motor Corp Catalyst for purifying exhaust gas
US4845056A (en) * 1987-10-09 1989-07-04 Allied-Signal Inc. Continuous process for production of fine particulate ceramics

Also Published As

Publication number Publication date
WO1990003331A1 (en) 1990-04-05

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