NO178998C - Fremgangsmåte for fremstilling av Ti02-pigmenter - Google Patents

Fremgangsmåte for fremstilling av Ti02-pigmenter

Info

Publication number
NO178998C
NO178998C NO894941A NO894941A NO178998C NO 178998 C NO178998 C NO 178998C NO 894941 A NO894941 A NO 894941A NO 894941 A NO894941 A NO 894941A NO 178998 C NO178998 C NO 178998C
Authority
NO
Norway
Prior art keywords
preparation
tio2 pigments
tio2
pigments
Prior art date
Application number
NO894941A
Other languages
English (en)
Other versions
NO178998B (no
NO894941D0 (no
NO894941L (no
Inventor
Gerhard Wiederhoft
Eckhard Bayer
Wolfgang Dieter Muller
Gunter Lailach
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 NO894941D0 publication Critical patent/NO894941D0/no
Publication of NO894941L publication Critical patent/NO894941L/no
Publication of NO178998B publication Critical patent/NO178998B/no
Publication of NO178998C publication Critical patent/NO178998C/no

Links

Classifications

    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
NO894941A 1988-12-24 1989-12-08 Fremgangsmåte for fremstilling av Ti02-pigmenter NO178998C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3843846A DE3843846C1 (no) 1988-12-24 1988-12-24

Publications (4)

Publication Number Publication Date
NO894941D0 NO894941D0 (no) 1989-12-08
NO894941L NO894941L (no) 1990-06-25
NO178998B NO178998B (no) 1996-04-09
NO178998C true NO178998C (no) 1996-07-17

Family

ID=6370230

Family Applications (1)

Application Number Title Priority Date Filing Date
NO894941A NO178998C (no) 1988-12-24 1989-12-08 Fremgangsmåte for fremstilling av Ti02-pigmenter

Country Status (11)

Country Link
US (1) US4988495A (no)
EP (1) EP0376031B1 (no)
JP (1) JP2744661B2 (no)
AU (1) AU619935B2 (no)
BR (1) BR8906706A (no)
CA (1) CA2006396A1 (no)
DE (2) DE3843846C1 (no)
ES (1) ES2053933T3 (no)
FI (1) FI94124C (no)
NO (1) NO178998C (no)
ZA (1) ZA899831B (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9018034D0 (en) * 1990-08-16 1990-10-03 Tioxide Group Services Ltd Production process
US5527469A (en) * 1995-06-12 1996-06-18 Lawhorne; Earl R. Method for the preparation of desulfurized titanium oxide hydrolysate of high purity
US7008602B2 (en) * 2002-04-19 2006-03-07 Millennium Inorganic Chemicals, Inc. Beneficiation of titaniferous ore with sulfuric acid

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE18790E (en) * 1933-04-04 A corpobation op dblawabb
US1851487A (en) * 1928-02-02 1932-03-29 Krebs Pigment And Color Corp Preparation of titanium hydroxide
GB310949A (en) * 1928-05-05 1929-12-12 Joseph Blumenfeld Improvements relating to the separation of titanium dioxide hydrate from hydrolysable solutions of titanium salts
DE540863C (de) * 1928-05-08 1932-01-04 Ver Fuer Chemische Und Metallu Abscheidung von Titandioxydhydrat aus hydrolysierbaren Loesungen von Titansalzen
US2331496A (en) * 1939-07-18 1943-10-12 E I Du Pont De Ncmours & Compa Titanium oxide production
US2774650A (en) * 1953-05-01 1956-12-18 Nat Lead Co Method for decomposition of titaniferous ores
FR1303745A (fr) * 1961-10-13 1962-09-14 Bayer Ag Procédé de récupération du dioxyde de titane hydraté à partir des acides résiduaires d'hydrolyse de la fabrication du dioxyde de titane par le procédé d'attaqueà l'acide sulfurique
US3368870A (en) * 1963-12-06 1968-02-13 Soloducha Nicolas Method of producing titanium hydroxide and high grade pigments produced therefrom
GB1135788A (en) * 1966-11-05 1968-12-04 British Titan Products Improved tio precipitation process
DE2729755C2 (de) * 1977-07-01 1983-12-22 Kronos Titan-Gesellschaft Mbh, 5090 Leverkusen Verfahren zur Herstellung von Titandioxid durch diskontinuierliches Aufschließen von Ilmeniterzen mit Schwefelsäure
US4288418A (en) * 1979-08-10 1981-09-08 Nl Industries, Inc. Process for manufacturing titanium dioxide
DE3343256A1 (de) * 1983-11-30 1985-06-05 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von titandioxid

Also Published As

Publication number Publication date
FI896181A0 (fi) 1989-12-21
DE58903819D1 (de) 1993-04-22
DE3843846C1 (no) 1990-04-12
ZA899831B (en) 1990-10-31
FI94124B (fi) 1995-04-13
US4988495A (en) 1991-01-29
EP0376031A2 (de) 1990-07-04
NO178998B (no) 1996-04-09
ES2053933T3 (es) 1994-08-01
BR8906706A (pt) 1990-09-11
EP0376031B1 (de) 1993-03-17
NO894941D0 (no) 1989-12-08
AU4717989A (en) 1990-06-28
NO894941L (no) 1990-06-25
FI94124C (fi) 1995-07-25
EP0376031A3 (de) 1991-03-27
JP2744661B2 (ja) 1998-04-28
JPH02229719A (ja) 1990-09-12
AU619935B2 (en) 1992-02-06
CA2006396A1 (en) 1990-06-24

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