DD146937A5 - Verfahren zur herstellung von feinstteiligem oxid eines metalls - Google Patents

Verfahren zur herstellung von feinstteiligem oxid eines metalls Download PDF

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Publication number
DD146937A5
DD146937A5 DD79216854A DD21685479A DD146937A5 DD 146937 A5 DD146937 A5 DD 146937A5 DD 79216854 A DD79216854 A DD 79216854A DD 21685479 A DD21685479 A DD 21685479A DD 146937 A5 DD146937 A5 DD 146937A5
Authority
DD
German Democratic Republic
Prior art keywords
hydrogen
metal
metalloid
reaction
double
Prior art date
Application number
DD79216854A
Other languages
German (de)
English (en)
Inventor
Josef Schmid
Ludwig Lange
Hans Klebe
Dieter Schutte
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 DD146937A5 publication Critical patent/DD146937A5/de

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Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/14Methods for preparing oxides or hydroxides in general
    • C01B13/20Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state
    • C01B13/22Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state of halides or oxyhalides
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00Silicon; Compounds thereof
    • C01B33/113Silicon oxides; Hydrates thereof
    • C01B33/12Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/18Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
    • C01B33/181Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process
    • C01B33/183Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process by oxidation or hydrolysis in the vapour phase of silicon compounds such as halides, trichlorosilane, monosilane
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00Compounds of aluminium
    • C01F7/02Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/30Preparation of aluminium oxide or hydroxide by thermal decomposition or by hydrolysis or oxidation of aluminium compounds
    • C01F7/302Hydrolysis or oxidation of gaseous aluminium compounds in the gaseous phase
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G17/00Compounds of germanium
    • C01G17/02Germanium dioxide
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G23/00Compounds of titanium
    • C01G23/04Oxides; Hydroxides
    • C01G23/047Titanium dioxide
    • C01G23/07Producing by vapour phase processes, e.g. halide oxidation

Landscapes

  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Silicon Compounds (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
DD79216854A 1978-11-17 1979-11-13 Verfahren zur herstellung von feinstteiligem oxid eines metalls DD146937A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2849851A DE2849851C3 (de) 1978-11-17 1978-11-17 Verfahren zur pyrogenen Herstellung von feinstteiligem Oxid eines Metalls und/oder eines Metalloids

Publications (1)

Publication Number Publication Date
DD146937A5 true DD146937A5 (de) 1981-03-11

Family

ID=6054897

Family Applications (1)

Application Number Title Priority Date Filing Date
DD79216854A DD146937A5 (de) 1978-11-17 1979-11-13 Verfahren zur herstellung von feinstteiligem oxid eines metalls

Country Status (8)

Country Link
US (1) US4258023A (fr)
EP (1) EP0011084B1 (fr)
JP (1) JPS586682B2 (fr)
BE (1) BE880007A (fr)
DD (1) DD146937A5 (fr)
DE (2) DE2849851C3 (fr)
FR (1) FR2441581A1 (fr)
GB (1) GB2037726B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2923182A1 (de) 1979-06-08 1980-12-18 Degussa Verfahren zur pyrogenen herstellung von feinstteiligem oxid eines matalls und/oder eines metalloids
DE3739905A1 (de) * 1987-11-25 1989-06-08 Philips Patentverwaltung Verfahren und vorrichtung zur herstellung von aluminium-oxid-teilchen der alpha-modifikation
US6887566B1 (en) 1999-11-17 2005-05-03 Cabot Corporation Ceria composition and process for preparing same
JP3750728B2 (ja) * 2000-12-05 2006-03-01 信越化学工業株式会社 微細シリカの製造方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA768059A (en) * 1967-09-26 N. Dear William Manufacture of oxides
BE508951A (fr) * 1951-02-07
DE974793C (de) * 1952-04-02 1961-04-27 Degussa Verfahren zur Herstellung von feinverteilten Oxyden
US3201337A (en) * 1961-05-12 1965-08-17 Allied Chem Process for removing hydrogen from chlorine gas
US3361525A (en) * 1961-11-03 1968-01-02 Laporte Titanium Ltd Manufacture of oxides of the elements titanium, zirconium, iron, aluminum and silicon
US3365274A (en) * 1964-07-13 1968-01-23 Cabot Corp Metal and metalloid oxide production
GB1066651A (en) * 1965-01-18 1967-04-26 British Titan Products Oxides
GB1121279A (en) * 1965-07-28 1968-07-24 Degussa A process for the production of ultra-finely divided oxides
US3695840A (en) * 1970-05-04 1972-10-03 Ppg Industries Inc Method of preparing metal oxides with arc gas heaters
BE790704A (fr) * 1971-10-28 1973-02-15 Degussa Procede pour la fabrication d'oxydes finement
DE2533925C3 (de) * 1975-07-30 1980-12-11 Degussa Ag, 6000 Frankfurt Verfahren zur Herstellung von feinstteiligen Oxiden von Metallen und/oder des Siliciums

Also Published As

Publication number Publication date
EP0011084A1 (fr) 1980-05-28
JPS586682B2 (ja) 1983-02-05
EP0011084B1 (fr) 1982-02-17
DE2849851C3 (de) 1981-11-05
DE2849851B2 (de) 1980-11-13
GB2037726B (en) 1982-11-03
DE2849851A1 (de) 1980-05-22
FR2441581A1 (fr) 1980-06-13
GB2037726A (en) 1980-07-16
US4258023A (en) 1981-03-24
FR2441581B1 (fr) 1985-02-22
BE880007A (fr) 1980-05-13
JPS5571603A (en) 1980-05-29
DE2962143D1 (en) 1982-03-25

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