DE69708791T2 - Granulatförmige Scheuermittel zur Verwendung bei der Herstellung von Titandioxidpigmenten - Google Patents

Granulatförmige Scheuermittel zur Verwendung bei der Herstellung von Titandioxidpigmenten

Info

Publication number
DE69708791T2
DE69708791T2 DE69708791T DE69708791T DE69708791T2 DE 69708791 T2 DE69708791 T2 DE 69708791T2 DE 69708791 T DE69708791 T DE 69708791T DE 69708791 T DE69708791 T DE 69708791T DE 69708791 T2 DE69708791 T2 DE 69708791T2
Authority
DE
Germany
Prior art keywords
manufacture
titanium dioxide
dioxide pigments
granular abrasives
abrasives
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
DE69708791T
Other languages
English (en)
Other versions
DE69708791D1 (de
Inventor
Diemer, Jr
David A Zimmerman
Narayanan Sankara Subramanian
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
Publication of DE69708791D1 publication Critical patent/DE69708791D1/de
Application granted granted Critical
Publication of DE69708791T2 publication Critical patent/DE69708791T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09CTREATMENT 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
    • C09C1/00Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/36Compounds of titanium
    • C09C1/3607Titanium dioxide
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G23/00Compounds of titanium
    • C01G23/04Oxides; Hydroxides
    • C01G23/047Titanium dioxide
    • C01G23/07Producing by vapour phase processes, e.g. halide oxidation
    • C01G23/075Evacuation and cooling of the gaseous suspension containing the oxide; Desacidification and elimination of gases occluded in the separated oxide
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/60Optical properties, e.g. expressed in CIELAB-values
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/80Compositional 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)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
DE69708791T 1996-08-26 1997-08-18 Granulatförmige Scheuermittel zur Verwendung bei der Herstellung von Titandioxidpigmenten Expired - Fee Related DE69708791T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/703,303 US5759511A (en) 1996-08-26 1996-08-26 Granular scrubs for use in manufacturing titanium dioxide pigment

Publications (2)

Publication Number Publication Date
DE69708791D1 DE69708791D1 (de) 2002-01-17
DE69708791T2 true DE69708791T2 (de) 2002-08-08

Family

ID=24824850

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69708791T Expired - Fee Related DE69708791T2 (de) 1996-08-26 1997-08-18 Granulatförmige Scheuermittel zur Verwendung bei der Herstellung von Titandioxidpigmenten

Country Status (6)

Country Link
US (1) US5759511A (de)
EP (1) EP0826634B1 (de)
JP (1) JPH10130022A (de)
AU (1) AU733364B2 (de)
DE (1) DE69708791T2 (de)
SG (1) SG54549A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1231186A4 (de) * 1999-08-30 2006-06-07 Showa Denko Kk Titandioxidteilchen und verfahren zu deren herstellung
US6544493B1 (en) 1999-08-30 2003-04-08 Showa Denko Kabushiki Kaisha Ultrafine particulate titanium oxide and production process therof
US6387347B1 (en) * 2000-02-14 2002-05-14 Millennium Inorganic Chemicals, Inc. Controlled vapor phase oxidation of titanium tetrachloride to manufacture titanium dioxide
US7799124B2 (en) * 2005-04-07 2010-09-21 E.I. Du Pont De Nemours And Company Process for treating inorganic particles via sintering of sinterable material
WO2013163529A1 (en) 2012-04-27 2013-10-31 Cristal USA, Inc. Tio2 based scrubbing granules, and methods of making and using such tio2 based scrubbing granules

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2721626A (en) * 1951-12-15 1955-10-25 Du Pont Cooling and separating by condensation of hot gaseous suspensions
US3208866A (en) * 1963-07-15 1965-09-28 Du Pont Tio2 manufacture
DE1288083B (de) * 1965-10-01 1969-01-30 Pittsburgh Plate Glass Company, Pittsburgh, Pa. (V.St.A.) Verfahren zur Herstellung von Titandioxydpigment
GB1173593A (en) * 1965-10-19 1969-12-10 Laporte Titanium Ltd Improvements in and relating to the Manufacture of Titanium Dioxide.
US3475258A (en) * 1966-12-28 1969-10-28 Ppg Industries Inc Removal of adhering deposits from externally cooled conduits
US3511308A (en) * 1968-05-09 1970-05-12 Du Pont Process for cooling hot gaseous suspensions of fine solids
US3505091A (en) * 1968-07-29 1970-04-07 Du Pont Production of titanium dioxide pigments
US5201949A (en) * 1986-04-18 1993-04-13 E. I. Du Pont De Nemours And Company TiO2 manufacturing process
US4937064A (en) * 1987-11-09 1990-06-26 E. I. Du Pont De Nemours And Company Process of using an improved flue in a titanium dioxide process
US5372639A (en) * 1993-09-03 1994-12-13 E. I. Du Pont De Nemours And Company Use of a bimodal distribution of scrubs in a process for cooling a hot gaseous suspension

Also Published As

Publication number Publication date
AU3525797A (en) 1998-03-05
SG54549A1 (en) 1998-11-16
JPH10130022A (ja) 1998-05-19
DE69708791D1 (de) 2002-01-17
EP0826634A1 (de) 1998-03-04
EP0826634B1 (de) 2001-12-05
AU733364B2 (en) 2001-05-10
US5759511A (en) 1998-06-02

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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