DE2760450C2 - - Google Patents

Info

Publication number
DE2760450C2
DE2760450C2 DE2760450A DE2760450A DE2760450C2 DE 2760450 C2 DE2760450 C2 DE 2760450C2 DE 2760450 A DE2760450 A DE 2760450A DE 2760450 A DE2760450 A DE 2760450A DE 2760450 C2 DE2760450 C2 DE 2760450C2
Authority
DE
Germany
Prior art keywords
aluminum oxide
alumina
slurry
rehydratable
shaped articles
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
Application number
DE2760450A
Other languages
German (de)
English (en)
Inventor
William Edward Old Greenwich Conn. Us Bambrick
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.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid Co
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 American Cyanamid Co filed Critical American Cyanamid Co
Priority to DE2760450A priority Critical patent/DE2760450C2/de
Priority claimed from DE19772758945 external-priority patent/DE2758945A1/de
Application granted granted Critical
Publication of DE2760450C2 publication Critical patent/DE2760450C2/de
Expired 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
    • 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
    • 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
    • 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
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/10—Solid 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
    • C01P2006/11—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
    • C01P2006/14—Pore volume

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
DE2760450A 1977-12-30 1977-12-30 Expired DE2760450C2 (it)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE2760450A DE2760450C2 (it) 1977-12-30 1977-12-30

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19772758945 DE2758945A1 (de) 1977-12-30 1977-12-30 Verfahren zur herstellung von formteilchen aus aluminiumoxid
DE2760450A DE2760450C2 (it) 1977-12-30 1977-12-30

Publications (1)

Publication Number Publication Date
DE2760450C2 true DE2760450C2 (it) 1988-12-29

Family

ID=25773429

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2760450A Expired DE2760450C2 (it) 1977-12-30 1977-12-30

Country Status (1)

Country Link
DE (1) DE2760450C2 (it)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2256849A1 (de) * 1972-03-14 1973-09-27 Kaiser Aluminium Chem Corp Hochfeste aktive aluminiumoxydformkoerper von niedriger dichte und verfahren zu deren herstellung
DE2506756A1 (de) * 1974-02-18 1975-08-21 Labofina Sa Herstellung von aluminiumoxyd- teilchen

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2256849A1 (de) * 1972-03-14 1973-09-27 Kaiser Aluminium Chem Corp Hochfeste aktive aluminiumoxydformkoerper von niedriger dichte und verfahren zu deren herstellung
DE2506756A1 (de) * 1974-02-18 1975-08-21 Labofina Sa Herstellung von aluminiumoxyd- teilchen

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