IT1031780B - Procedimento per la preparazione di grani sferici o sferule di allumina e catalizzator ottenuti dadette sferule di allumina - Google Patents

Procedimento per la preparazione di grani sferici o sferule di allumina e catalizzator ottenuti dadette sferule di allumina

Info

Publication number
IT1031780B
IT1031780B IT20324/75A IT2032475A IT1031780B IT 1031780 B IT1031780 B IT 1031780B IT 20324/75 A IT20324/75 A IT 20324/75A IT 2032475 A IT2032475 A IT 2032475A IT 1031780 B IT1031780 B IT 1031780B
Authority
IT
Italy
Prior art keywords
alumin
balls
alumina
procedure
preparation
Prior art date
Application number
IT20324/75A
Other languages
English (en)
Original Assignee
Labofina Sa
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 Labofina Sa filed Critical Labofina Sa
Application granted granted Critical
Publication of IT1031780B publication Critical patent/IT1031780B/it

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
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
    • B01J2/06—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops in a liquid medium
    • B01J2/08—Gelation of a colloidal solution
    • 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
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/28—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic using special binding agents
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
    • B01J20/08—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04 comprising aluminium oxide or hydroxide; comprising bauxite
    • 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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/12—Silica and 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/51—Spheres
    • 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
    • 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
    • C01P2006/22—Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Catalysts (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
IT20324/75A 1974-02-18 1975-02-17 Procedimento per la preparazione di grani sferici o sferule di allumina e catalizzator ottenuti dadette sferule di allumina IT1031780B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU69407A LU69407A1 (it) 1974-02-18 1974-02-18

Publications (1)

Publication Number Publication Date
IT1031780B true IT1031780B (it) 1979-05-10

Family

ID=19727583

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20324/75A IT1031780B (it) 1974-02-18 1975-02-17 Procedimento per la preparazione di grani sferici o sferule di allumina e catalizzator ottenuti dadette sferule di allumina

Country Status (11)

Country Link
US (1) US3966996A (it)
JP (1) JPS5734207B2 (it)
BE (1) BE825555A (it)
CA (1) CA1054592A (it)
DD (1) DD116812A5 (it)
DE (1) DE2506753A1 (it)
FR (1) FR2261056B1 (it)
GB (1) GB1487661A (it)
IT (1) IT1031780B (it)
LU (1) LU69407A1 (it)
NL (1) NL7501819A (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4512913A (en) * 1982-07-12 1985-04-23 Owens-Corning Fiberglas Corporation Sol-gel solution preparation
US4545924A (en) * 1983-06-13 1985-10-08 Owens-Corning Fiberglas Corporation Production of a magnesium chloride gel system useful in ceramics and fiber production
DE4491188D2 (de) * 1993-03-05 1995-04-27 Solvay Umweltchemie Gmbh Verfahren zur Entfernung des Sauerstoff-, Nitrit- und/oder Nitratgehaltes in Wasser
GB9700528D0 (en) 1997-01-13 1997-03-05 Allied Colloids Ltd Polymerisation processes and products
JP2010179267A (ja) * 2009-02-07 2010-08-19 Kosei:Kk 担体およびその製造方法
US11731118B2 (en) * 2012-10-10 2023-08-22 Albemarle Catalysts Company B.V. Supported hydrotreating catalysts having enhanced activity
CN106311309A (zh) * 2016-08-28 2017-01-11 山东成泰化工有限公司 一种加氢催化剂载体
CN110975749B (zh) * 2019-12-02 2021-11-02 山东益丰生化环保股份有限公司 一种粉末硫脲造粒的方法
CN114180608A (zh) * 2020-08-24 2022-03-15 中国石油化工股份有限公司 一种氧化铝小球的制备方法
CN114262213B (zh) * 2022-01-11 2022-11-29 无锡特科精细陶瓷有限公司 一种基于等静压的小型陶瓷管的制备方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2672452A (en) * 1952-11-17 1954-03-16 Universal Oil Prod Co Manufacture of spherical particles
US2955915A (en) * 1958-05-19 1960-10-11 Universal Oil Prod Co Production of alumina hydrogel
US3353910A (en) * 1963-01-17 1967-11-21 Air Prod & Chem Alumina particles and method of preparation
GB1107875A (en) * 1964-04-07 1968-03-27 Snam Spa Method for preparing spheroidal alumina
US3290122A (en) * 1964-07-28 1966-12-06 Sam D Clinton Process for preparing oxide gel microspheres from sols
NL6508991A (it) * 1965-07-13 1967-01-16
DE1592098C3 (de) * 1965-12-13 1978-05-11 Engelhard Minerals & Chemicals Corp., Murray Hill, N.J. (V.St.A.) Verfahren zur Herstellung von kugelförmigen Aluminiumoxidteilchen
GB1231385A (it) * 1967-08-04 1971-05-12
US3600129A (en) * 1969-06-17 1971-08-17 Universal Oil Prod Co Manufacture of low bulk density high strength spherical alumina particles
US3779952A (en) * 1971-03-22 1973-12-18 Shell Oil Co Metal-containing polymers
US3746659A (en) * 1971-06-25 1973-07-17 Engelhard Min & Chem Fluid cracking catalyst and preparation thereof

Also Published As

Publication number Publication date
FR2261056B1 (it) 1978-10-06
DD116812A5 (it) 1975-12-12
LU69407A1 (it) 1975-12-09
DE2506753A1 (de) 1975-09-04
CA1054592A (en) 1979-05-15
FR2261056A1 (it) 1975-09-12
GB1487661A (en) 1977-10-05
AU7831975A (en) 1976-08-19
BE825555A (fr) 1975-05-29
US3966996A (en) 1976-06-29
NL7501819A (nl) 1975-08-20
JPS50118997A (it) 1975-09-18
JPS5734207B2 (it) 1982-07-21

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