CH295398A - Process for the production of finely divided oxides from chlorides. - Google Patents

Process for the production of finely divided oxides from chlorides.

Info

Publication number
CH295398A
CH295398A CH295398DA CH295398A CH 295398 A CH295398 A CH 295398A CH 295398D A CH295398D A CH 295398DA CH 295398 A CH295398 A CH 295398A
Authority
CH
Switzerland
Prior art keywords
chlorides
production
finely divided
divided oxides
oxides
Prior art date
Application number
Other languages
German (de)
Inventor
Schweizerhall Saeurefabrik
Original Assignee
Schweizerhall Saeurefab
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 Schweizerhall Saeurefab filed Critical Schweizerhall Saeurefab
Publication of CH295398A publication Critical patent/CH295398A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/113—Silicon oxides; Hydrates thereof
    • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
    • C01B33/181—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process
    • C01B33/183—Preparation 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/14—Methods for preparing oxides or hydroxides in general
    • C01B13/20—Methods 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
    • C01B13/22—Methods 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G23/00—Compounds of titanium
    • C01G23/04—Oxides; Hydroxides
    • C01G23/047—Titanium dioxide
    • C01G23/07—Producing by vapour phase processes, e.g. halide oxidation
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
    • 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
    • C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
    • 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
    • C01P2006/80—Compositional purity
    • C01P2006/82—Compositional purity water content

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Silicon Compounds (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
CH295398D 1951-02-07 1951-02-07 Process for the production of finely divided oxides from chlorides. CH295398A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH708970X 1951-02-07

Publications (1)

Publication Number Publication Date
CH295398A true CH295398A (en) 1953-12-31

Family

ID=4530605

Family Applications (1)

Application Number Title Priority Date Filing Date
CH295398D CH295398A (en) 1951-02-07 1951-02-07 Process for the production of finely divided oxides from chlorides.

Country Status (5)

Country Link
BE (1) BE508951A (en)
CH (1) CH295398A (en)
DE (1) DE948415C (en)
FR (1) FR1054385A (en)
GB (1) GB708970A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1151337B (en) * 1957-11-15 1963-07-11 Pittsburgh Plate Glass Co Process for the production of titanium dioxide pigments

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2849851C3 (en) * 1978-11-17 1981-11-05 Degussa Ag, 6000 Frankfurt Process for the pyrogenic production of finely divided oxide of a metal and / or a metalloid
DE2904199A1 (en) * 1979-02-05 1980-08-07 Degussa METHOD FOR THE GUIDED PRODUCTION OF SILICON BY MEANS OF FLAME HYDROLYSIS
JPS6387519A (en) * 1986-09-29 1988-04-18 Mitsubishi Jushi Eng Kk Exhaust gas combustion method for semiconductor manufacturing equipment
FR2612606B1 (en) * 1987-03-18 1990-09-14 Air Liquide METHOD AND DEVICE FOR DESTRUCTION OF TOXIC GASEOUS EFFLUENTS
JPH0195214A (en) * 1987-10-06 1989-04-13 Toyo Sanso Kk Method of burning special material gas
DE4009299A1 (en) * 1989-04-19 1990-10-25 Degussa (ALPHA) ALUMINUM OXIDE AND METHOD FOR THE PRODUCTION THEREOF
DE4102328A1 (en) * 1991-01-26 1992-07-30 Degussa Pyrogenic niobium oxide - useful for prodn. of catalysts, ceramics and glass
US7910081B2 (en) 2006-04-28 2011-03-22 Cabot Corporation Process for the production of fumed silica
DE102018127953B4 (en) 2018-11-08 2025-03-20 Umicore Ag & Co. Kg Wall-flow filter with high filtration efficiency
DE102018127955A1 (en) 2018-11-08 2020-05-14 Umicore Ag & Co. Kg Catalytically active particle filter with high filtration efficiency
DE102018127957A1 (en) 2018-11-08 2020-05-14 Umicore Ag & Co. Kg Particle filter with multiple coatings
WO2025098830A1 (en) * 2023-11-08 2025-05-15 Evonik Operations Gmbh Process for producing pyrogenic metal oxides and metalloid oxides

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1151337B (en) * 1957-11-15 1963-07-11 Pittsburgh Plate Glass Co Process for the production of titanium dioxide pigments

Also Published As

Publication number Publication date
GB708970A (en) 1954-05-12
DE948415C (en) 1956-08-30
BE508951A (en)
FR1054385A (en) 1954-02-10

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