DE69715458T2 - Verfahren zur zugabe von bor bei der herstellung von titandioxid - Google Patents

Verfahren zur zugabe von bor bei der herstellung von titandioxid

Info

Publication number
DE69715458T2
DE69715458T2 DE69715458T DE69715458T DE69715458T2 DE 69715458 T2 DE69715458 T2 DE 69715458T2 DE 69715458 T DE69715458 T DE 69715458T DE 69715458 T DE69715458 T DE 69715458T DE 69715458 T2 DE69715458 T2 DE 69715458T2
Authority
DE
Germany
Prior art keywords
bor
production
titanium dioxide
dioxide
titanium
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69715458T
Other languages
English (en)
Other versions
DE69715458D1 (de
Inventor
Alvin Allen
Steven Gergely
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of DE69715458D1 publication Critical patent/DE69715458D1/de
Publication of DE69715458T2 publication Critical patent/DE69715458T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C09C1/3607—Titanium dioxide
    • 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
    • C01P2004/50—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
    • 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

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)
DE69715458T 1996-12-11 1997-12-10 Verfahren zur zugabe von bor bei der herstellung von titandioxid Expired - Fee Related DE69715458T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/764,414 US5728205A (en) 1996-12-11 1996-12-11 Process for the addition of boron in a TiO2 manufacturing process
PCT/US1997/022598 WO1998026010A1 (en) 1996-12-11 1997-12-10 A PROCESS FOR THE ADDITION OF BORON IN A TiO2 MANUFACTURING PROCESS

Publications (2)

Publication Number Publication Date
DE69715458D1 DE69715458D1 (de) 2002-10-17
DE69715458T2 true DE69715458T2 (de) 2003-05-15

Family

ID=25070668

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69715458T Expired - Fee Related DE69715458T2 (de) 1996-12-11 1997-12-10 Verfahren zur zugabe von bor bei der herstellung von titandioxid

Country Status (7)

Country Link
US (1) US5728205A (de)
EP (1) EP0953018B1 (de)
JP (1) JP3258032B2 (de)
DE (1) DE69715458T2 (de)
ES (1) ES2182153T3 (de)
TW (1) TW390902B (de)
WO (1) WO1998026010A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5922120A (en) * 1997-12-23 1999-07-13 E. I. Du Pont De Nemours And Company Process for producing coated TiO2 pigment using cooxidation to provide hydrous oxide coatings
EP1276817B1 (de) * 2000-04-27 2015-08-26 E. I. du Pont de Nemours and Company Verfahren zur herstellung von dauerhaften titandioxidpigmenten mittels gasphasenabscheidung
US6994837B2 (en) * 2001-04-24 2006-02-07 Tekna Plasma Systems, Inc. Plasma synthesis of metal oxide nanopowder and apparatus therefor
US20050119398A1 (en) * 2003-09-11 2005-06-02 Lu Zhang Plasma synthesis of metal oxide nanoparticles
US20050249659A1 (en) * 2004-05-04 2005-11-10 Flynn Harry E Scour media for titanium dioxide production
US20070072783A1 (en) * 2005-09-26 2007-03-29 Tronox Llc Scour medium for titanium dioxide production
US7476378B2 (en) * 2005-10-27 2009-01-13 E.I. Dupont Denemours & Company Process for producing titanium dioxide
US7247200B2 (en) 2005-11-01 2007-07-24 E. I. Du Pont De Nemours And Company Titanium dioxide finishing process
ATE440072T1 (de) * 2005-11-12 2009-09-15 Evonik Degussa Gmbh Verfahren zur herstellung dotierter metalloxidpartikel
US20070245924A1 (en) * 2006-04-20 2007-10-25 Hofmann Michael A Reduced abrasion of titanium dioxide pigments produced from the chloride process
US8114377B2 (en) * 2006-11-02 2012-02-14 E.I. Du Pont De Nemours And Company Process for producing titanium dioxide particles having reduced chlorides

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2512079A (en) * 1947-05-29 1950-06-20 Du Pont Production of titanium oxide pigments
NL121183C (de) * 1958-07-15
GB897501A (en) * 1958-07-15 1962-05-30 British Titan Products Treatment of oxides
BE639471A (de) * 1962-11-05
US3642442A (en) * 1964-03-25 1972-02-15 Ppg Industries Inc Process for preparing pigmentary metal oxide
US3443897A (en) * 1964-03-25 1969-05-13 Ppg Industries Inc Process for preparing pigmentary metal oxide
NL130649C (de) * 1965-10-01
US3488149A (en) * 1965-12-01 1970-01-06 American Cyanamid Co Synthesis of anatase tio2
US4781761A (en) * 1986-04-30 1988-11-01 E. I. Du Pont De Nemours And Company Titanium dioxide pigment coated with boria-modified silica
US5562764A (en) * 1994-06-28 1996-10-08 E. I. Du Pont De Nemours And Company Process for preparing improved TIO2 by silicon halide addition
US5698177A (en) * 1994-08-31 1997-12-16 University Of Cincinnati Process for producing ceramic powders, especially titanium dioxide useful as a photocatalyst
WO1996036441A1 (en) * 1995-05-17 1996-11-21 Kemira Pigments, Inc. COATING OF TiO2 PIGMENT BY GAS-PHASE AND SURFACE REACTIONS

Also Published As

Publication number Publication date
EP0953018A1 (de) 1999-11-03
EP0953018B1 (de) 2002-09-11
JP3258032B2 (ja) 2002-02-18
DE69715458D1 (de) 2002-10-17
ES2182153T3 (es) 2003-03-01
TW390902B (en) 2000-05-21
US5728205A (en) 1998-03-17
JP2000505840A (ja) 2000-05-16
WO1998026010A1 (en) 1998-06-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee