CH490273A - Verfahren zur Herstellung von festen hochdispersen anorganischen, Siliciumdioxyd enthaltenden Mischungen - Google Patents

Verfahren zur Herstellung von festen hochdispersen anorganischen, Siliciumdioxyd enthaltenden Mischungen

Info

Publication number
CH490273A
CH490273A CH729465A CH729465A CH490273A CH 490273 A CH490273 A CH 490273A CH 729465 A CH729465 A CH 729465A CH 729465 A CH729465 A CH 729465A CH 490273 A CH490273 A CH 490273A
Authority
CH
Switzerland
Prior art keywords
preparation
solid
silicon dioxide
containing silicon
mixtures containing
Prior art date
Application number
CH729465A
Other languages
English (en)
Inventor
Walter Dr Neugebauer
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Publication of CH490273A publication Critical patent/CH490273A/de

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B58/00Obtaining gallium or indium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/0086Preparation of sols by physical processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/08Silica
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/16Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/24Chromium, molybdenum or tungsten
    • B01J23/31Chromium, molybdenum or tungsten combined with bismuth
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J27/00Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/14Phosphorus; Compounds thereof
    • B01J27/186Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J27/188Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with chromium, molybdenum, tungsten or polonium
    • B01J27/19Molybdenum
    • B01J27/192Molybdenum with bismuth
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02Impregnation, coating or precipitation
    • B01J37/0238Impregnation, coating or precipitation via the gaseous phase-sublimation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/34Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00Silicon; Compounds thereof
    • C01B33/20Silicates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Toxicology (AREA)
  • Health & Medical Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
  • Silicon Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
CH729465A 1964-07-18 1965-05-25 Verfahren zur Herstellung von festen hochdispersen anorganischen, Siliciumdioxyd enthaltenden Mischungen CH490273A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DED0044974 1964-07-18

Publications (1)

Publication Number Publication Date
CH490273A true CH490273A (de) 1970-05-15

Family

ID=7048683

Family Applications (2)

Application Number Title Priority Date Filing Date
CH729465A CH490273A (de) 1964-07-18 1965-05-25 Verfahren zur Herstellung von festen hochdispersen anorganischen, Siliciumdioxyd enthaltenden Mischungen
CH981865A CH522434A (de) 1964-07-18 1965-05-25 Verfahren zur Herstellung eines Katalysators für die Oxydation von Propylen

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH981865A CH522434A (de) 1964-07-18 1965-05-25 Verfahren zur Herstellung eines Katalysators für die Oxydation von Propylen

Country Status (9)

Country Link
US (1) US3434977A (de)
JP (1) JPS4920478B1 (de)
BE (2) BE666918A (de)
CH (2) CH490273A (de)
DE (1) DE1467026B2 (de)
GB (2) GB1122781A (de)
NL (2) NL6509169A (de)
NO (1) NO115330B (de)
SE (2) SE312539B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7387038B2 (en) * 2005-07-29 2008-06-17 Horiba Instruments, Inc. Wide range constant concentration particle generating system
US11370667B2 (en) * 2017-03-10 2022-06-28 Yushin Co. Ltd. Silicate mixture and combustion accelerator using the same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3002808A (en) * 1957-08-07 1961-10-03 Westinghouse Electric Corp Preparation of ultrafine refractory oxide
DE1085509B (de) * 1958-08-30 1960-07-21 Henkel & Cie Gmbh Verfahren zur Herstellung von feinverteilter Kieselsaeure
DE1180723B (de) * 1963-06-28 1964-11-05 Degussa Verfahren und Vorrichtung zur Herstellung von feinteiliger amorpher Kieselsaeure

Also Published As

Publication number Publication date
NL6509169A (de) 1966-01-19
CH522434A (de) 1972-05-15
DE1467026A1 (de) 1969-02-20
GB1122781A (en) 1968-08-07
GB1070616A (en) 1967-06-01
SE312539B (de) 1969-07-21
BE666919A (de) 1965-11-03
DE1467026B2 (de) 1970-04-30
NO115330B (de) 1968-09-23
JPS4920478B1 (de) 1974-05-24
NL6509245A (de) 1966-01-19
US3434977A (en) 1969-03-25
BE666918A (de) 1965-11-03
SE311631B (de) 1969-06-23

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Legal Events

Date Code Title Description
PL Patent ceased