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BR9700060A - Processo para o tratamento térmico de dióxido de titânio em um leito fluidizado circulante e o seu uso - Google Patents

Processo para o tratamento térmico de dióxido de titânio em um leito fluidizado circulante e o seu uso

Info

Publication number
BR9700060A
BR9700060A BR9700060A BR9700060A BR9700060A BR 9700060 A BR9700060 A BR 9700060A BR 9700060 A BR9700060 A BR 9700060A BR 9700060 A BR9700060 A BR 9700060A BR 9700060 A BR9700060 A BR 9700060A
Authority
BR
Brazil
Prior art keywords
titanium dioxide
fluidized bed
thermal treatment
circulating fluidized
circulating
Prior art date
Application number
BR9700060A
Other languages
English (en)
Inventor
Bernd-Michael Holle
Joerg Krekel
Eckhard Bayer
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 BR9700060A publication Critical patent/BR9700060A/pt

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
    • C01G23/08—Drying; Calcining ; After treatment of titanium oxide
    • 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
    • C09C1/3607—Titanium dioxide
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/50—Agglomerated particles
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/51—Particles with a specific particle size distribution
    • 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
    • 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

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)
BR9700060A 1996-01-15 1997-01-14 Processo para o tratamento térmico de dióxido de titânio em um leito fluidizado circulante e o seu uso BR9700060A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19601143 1996-01-15

Publications (1)

Publication Number Publication Date
BR9700060A true BR9700060A (pt) 1998-11-10

Family

ID=7782741

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9700060A BR9700060A (pt) 1996-01-15 1997-01-14 Processo para o tratamento térmico de dióxido de titânio em um leito fluidizado circulante e o seu uso

Country Status (3)

Country Link
US (1) US5744108A (pt)
EP (1) EP0784033A1 (pt)
BR (1) BR9700060A (pt)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19800881A1 (de) * 1998-01-13 1999-07-15 Metallgesellschaft Ag Verfahren zur Herstellung von TiO¶2¶ nach dem Sulfatverfahren
DE19806474A1 (de) * 1998-02-17 1999-08-19 Kerr Mcgee Pigments Gmbh & Co Verfahren und Ofen zur Herstellung von TiO¶2¶-Pigment nach dem Sulfatverfahren
KR20010062879A (ko) * 1999-12-20 2001-07-09 이기선 산화티탄의 제조방법
DE50208268D1 (de) * 2001-07-05 2006-11-09 Kerr Mcgee Pigments Internat G Verfahren zur direkten kühlung von feinteiligen feststoffen
AU2002952155A0 (en) * 2002-10-18 2002-10-31 Bhp Billiton Innovation Pty Ltd Production of titania
AU2002952158A0 (en) * 2002-10-18 2002-10-31 Bhp Billiton Innovation Pty Ltd Production of titania
AU2002952157A0 (en) * 2002-10-18 2002-10-31 Bhp Billiton Innovation Pty Ltd Production of titania
US20050119398A1 (en) * 2003-09-11 2005-06-02 Lu Zhang Plasma synthesis of metal oxide nanoparticles
DE102005022076A1 (de) * 2005-02-25 2006-09-07 Heubach Gmbh Pastellweißes, feinteiliges, hochdeckendes und dotiertes Rutilpigment mit verminderter Photoaktivität, ein Verfahren zu dessen Herstellung und dessen Verwendung
EA200702185A1 (ru) * 2005-04-07 2008-04-28 БиЭйчПи БИЛЛИТОН ИННОВЕЙШН ПТИ ЛТД Промежуточная обработка титана
EP1874969A1 (en) * 2005-04-07 2008-01-09 BHP Billiton Innovation Pty Ltd Improved metal extraction
BRPI0609681A2 (pt) * 2005-04-07 2010-04-20 Bhp Billiton Innovation Pty Ltd processo de sulfato para a produção de titánia a partir de um material titanìfero
CN101248196A (zh) * 2005-04-07 2008-08-20 Bhp比利顿创新公司 操作钛沉淀的方法
WO2011028871A1 (en) * 2009-09-03 2011-03-10 E. I. Du Pont De Nemours And Company Titanium bearing material flow control in the manufacture of titanium tetrachloride with silica content monitoring of the titanium product using feedback and feed forward responses
CN113428895B (zh) * 2021-08-06 2022-10-28 龙佰四川钛业有限公司 一种硫酸法偏钛酸的煅烧方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2721787A (en) * 1950-10-23 1955-10-25 American Cyanamid Co Free-flowing, nondusting titania
FR1167144A (fr) * 1956-02-21 1958-11-20 Laporte Titanium Ltd Pigments au bioxyde de titane et leur fabrication
DE2524540C2 (de) * 1975-06-03 1986-04-24 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur Durchführung endothermer Prozesse
DE3840196C1 (pt) * 1988-11-29 1990-04-12 Bayer Ag, 5090 Leverkusen, De
DE3918694C1 (pt) * 1989-05-10 1990-10-25 Bayer Ag, 5090 Leverkusen, De
DE3930991A1 (de) * 1989-09-16 1991-03-28 Bayer Ag Verfahren zum herstellen von titandioxid

Also Published As

Publication number Publication date
US5744108A (en) 1998-04-28
EP0784033A1 (de) 1997-07-16

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Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law