FI892392A0 - Process for the preparation of titanium dioxide - Google Patents

Process for the preparation of titanium dioxide

Info

Publication number
FI892392A0
FI892392A0 FI892392A FI892392A FI892392A0 FI 892392 A0 FI892392 A0 FI 892392A0 FI 892392 A FI892392 A FI 892392A FI 892392 A FI892392 A FI 892392A FI 892392 A0 FI892392 A0 FI 892392A0
Authority
FI
Finland
Prior art keywords
preparation
titanium dioxide
dioxide
titanium
Prior art date
Application number
FI892392A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI92578B (en
FI92578C (en
FI892392A (en
Inventor
Guenter Lailach
Rudolf Gerken
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of FI892392A0 publication Critical patent/FI892392A0/en
Publication of FI892392A publication Critical patent/FI892392A/en
Publication of FI92578B publication Critical patent/FI92578B/en
Application granted granted Critical
Publication of FI92578C publication Critical patent/FI92578C/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/36—Compounds of titanium
    • C09C1/3692—Combinations of treatments provided for in groups C09C1/3615 - C09C1/3684
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/69—Sulfur trioxide; Sulfuric acid
    • C01B17/74—Preparation
    • 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
    • C01G23/053—Producing by wet processes, e.g. hydrolysing titanium salts
    • C01G23/0532—Producing by wet processes, e.g. hydrolysing titanium salts by hydrolysing sulfate-containing salts
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/04—Physical treatment, e.g. grinding, treatment with ultrasonic vibrations
    • C09C3/043—Drying, calcination
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/06—Treatment with inorganic compounds

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)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Treating Waste Gases (AREA)
FI892392A 1988-05-21 1989-05-18 Method for producing titanium dioxide FI92578C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3817445A DE3817445A1 (en) 1988-05-21 1988-05-21 METHOD FOR PRODUCING TITANIUM DIOXIDE
DE3817445 1988-05-21

Publications (4)

Publication Number Publication Date
FI892392A0 true FI892392A0 (en) 1989-05-18
FI892392A FI892392A (en) 1989-11-22
FI92578B FI92578B (en) 1994-08-31
FI92578C FI92578C (en) 1994-12-12

Family

ID=6354921

Family Applications (1)

Application Number Title Priority Date Filing Date
FI892392A FI92578C (en) 1988-05-21 1989-05-18 Method for producing titanium dioxide

Country Status (5)

Country Link
EP (1) EP0343418B1 (en)
JP (1) JPH0218324A (en)
DE (2) DE3817445A1 (en)
ES (1) ES2037322T3 (en)
FI (1) FI92578C (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006103999A (en) * 2004-10-01 2006-04-20 Murata Mfg Co Ltd Method of manufacturing titanium oxide fine particle
EP2165974A1 (en) 2008-09-17 2010-03-24 L. Brüggemann Kommanditgesellschaft Method for bleaching hydrolytically cut titanium hydroxide hydrate
JP2012028026A (en) * 2010-07-20 2012-02-09 Nippon Chem Ind Co Ltd Negative electrode active material for lithium secondary battery, and method of manufacturing the same
DE102012017854A1 (en) * 2012-09-08 2014-05-28 Kronos International, Inc. Infrared-reflecting pigment based on titanium dioxide and process for its preparation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1052188A (en) * 1900-01-01
US2999011A (en) * 1959-12-31 1961-09-05 Nat Lead Co Method for bleaching hydrous titanium dioxide
US4113840A (en) * 1974-09-19 1978-09-12 Beamer/Wilkinson & Associates Process for the removal of sulfur dioxide from exhaust flue gases
DE3826372A1 (en) * 1988-08-03 1990-02-22 Bayer Ag METHOD FOR PRODUCING SULFURIC ACID AND DEVICE FOR CARRYING OUT THIS METHOD

Also Published As

Publication number Publication date
FI92578B (en) 1994-08-31
FI92578C (en) 1994-12-12
DE58901456D1 (en) 1992-06-25
JPH0218324A (en) 1990-01-22
ES2037322T3 (en) 1993-06-16
EP0343418B1 (en) 1992-05-20
EP0343418A3 (en) 1991-03-27
DE3817445A1 (en) 1989-11-23
EP0343418A2 (en) 1989-11-29
FI892392A (en) 1989-11-22

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Legal Events

Date Code Title Description
BB Publication of examined application
MM Patent lapsed
MM Patent lapsed

Owner name: BAYER AKTIENGESELLSCHAFT