DE69509396T2 - Verfahren zur herstellung von keramischen pulvern, insbesondere titandioxid zur verwendung als photokatalysator - Google Patents

Verfahren zur herstellung von keramischen pulvern, insbesondere titandioxid zur verwendung als photokatalysator

Info

Publication number
DE69509396T2
DE69509396T2 DE69509396T DE69509396T DE69509396T2 DE 69509396 T2 DE69509396 T2 DE 69509396T2 DE 69509396 T DE69509396 T DE 69509396T DE 69509396 T DE69509396 T DE 69509396T DE 69509396 T2 DE69509396 T2 DE 69509396T2
Authority
DE
Germany
Prior art keywords
photocatalyst
titanium dioxide
ceramic powders
producing ceramic
particular 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
DE69509396T
Other languages
English (en)
Other versions
DE69509396D1 (de
Inventor
Sotiris Pratsinis
Srinivas Vemury
George Fotou
Andreas Gutsch
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.)
University of Cincinnati
Original Assignee
University of Cincinnati
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 University of Cincinnati filed Critical University of Cincinnati
Publication of DE69509396D1 publication Critical patent/DE69509396D1/de
Application granted granted Critical
Publication of DE69509396T2 publication Critical patent/DE69509396T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/14—Methods for preparing oxides or hydroxides in general
    • C01B13/20—Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state
    • C01B13/22—Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state of halides or oxyhalides
    • C01B13/28—Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state of halides or oxyhalides using a plasma or an electric discharge
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/113—Silicon oxides; Hydrates thereof
    • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
    • C01B33/181—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process
    • C01B33/183—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process by oxidation or hydrolysis in the vapour phase of silicon compounds such as halides, trichlorosilane, monosilane
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G19/00—Compounds of tin
    • C01G19/02—Oxides
    • 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
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/50—Solid solutions
    • C01P2002/52—Solid solutions containing elements as dopants
    • C01P2002/54—Solid solutions containing elements as dopants one element only
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
    • C01P2004/82—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases
    • 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
    • C01P2006/12—Surface area

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Catalysts (AREA)
DE69509396T 1994-08-31 1995-08-25 Verfahren zur herstellung von keramischen pulvern, insbesondere titandioxid zur verwendung als photokatalysator Expired - Fee Related DE69509396T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US29920494A 1994-08-31 1994-08-31
US37398095A 1995-01-18 1995-01-18
US08/488,694 US5698177A (en) 1994-08-31 1995-06-08 Process for producing ceramic powders, especially titanium dioxide useful as a photocatalyst
PCT/US1995/010841 WO1996006803A1 (en) 1994-08-31 1995-08-25 Process for producing ceramic powders, especially titanium dioxide useful as a photocatalyst

Publications (2)

Publication Number Publication Date
DE69509396D1 DE69509396D1 (de) 1999-06-02
DE69509396T2 true DE69509396T2 (de) 1999-10-28

Family

ID=27404638

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69509396T Expired - Fee Related DE69509396T2 (de) 1994-08-31 1995-08-25 Verfahren zur herstellung von keramischen pulvern, insbesondere titandioxid zur verwendung als photokatalysator

Country Status (6)

Country Link
US (2) US5698177A (de)
EP (1) EP0778812B1 (de)
JP (1) JPH10505316A (de)
CA (2) CA2197436C (de)
DE (1) DE69509396T2 (de)
WO (1) WO1996006803A1 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006029284A1 (de) * 2006-06-23 2007-12-27 Kronos International, Inc. Verfahren zur Identifizierung und Verifizierung von Titandioxid-Pigmentpartikel enthaltenden Produkten
EP2682184A2 (de) 2012-07-05 2014-01-08 MAN Truck & Bus AG Katalysator, Verfahren zur Herstellung des Katalysators, Verwendung des Katalysators
DE10394356B4 (de) * 2003-12-31 2014-04-10 Council Of Scientific & Industrial Research Synthese von ultrafeinen Titandioxidpartikeln in Rutil-Phase bei geringer Temperatur

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DE19650500A1 (de) 1996-12-05 1998-06-10 Degussa Dotierte, pyrogen hergestellte Oxide
US5728205A (en) * 1996-12-11 1998-03-17 E. I. Du Pont De Nemours And Company Process for the addition of boron in a TiO2 manufacturing process
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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
DE19822570C1 (de) * 1998-05-20 1999-07-15 Heraeus Gmbh W C Verfahren zum Herstellen eines Indium-Zinn-Oxid-Formkörpers
JP2002539064A (ja) * 1999-03-10 2002-11-19 ナノグラム・コーポレーション 亜鉛酸化物粒子
US6440383B1 (en) * 1999-06-24 2002-08-27 Altair Nanomaterials Inc. Processing aqueous titanium chloride solutions to ultrafine titanium dioxide
US6548039B1 (en) * 1999-06-24 2003-04-15 Altair Nanomaterials Inc. Processing aqueous titanium solutions to titanium dioxide pigment
EP1205245A4 (de) * 1999-08-05 2005-01-19 Toyoda Chuo Kenkyusho Kk Photokatalytisches material und photokatalytischer artikel
JP4507302B2 (ja) * 1999-08-10 2010-07-21 凸版印刷株式会社 高屈折率組成物
US6544493B1 (en) * 1999-08-30 2003-04-08 Showa Denko Kabushiki Kaisha Ultrafine particulate titanium oxide and production process therof
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KR100441851B1 (ko) * 2001-06-04 2004-07-27 안강호 코로나 방전을 이용한 입자의 제조장치 및 그 제조방법
DE60202373T2 (de) * 2001-07-20 2005-12-08 Altair Nanomaterials Inc., Reno Verfahren zur herstellung von lithiumtitanat
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US6982073B2 (en) 2001-11-02 2006-01-03 Altair Nanomaterials Inc. Process for making nano-sized stabilized zirconia
US20030108459A1 (en) * 2001-12-10 2003-06-12 L. W. Wu Nano powder production system
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WO2003074426A1 (en) 2002-03-06 2003-09-12 Showa Denko K. K. Ultrafine particulate titanium oxide with low chlorine and low rutile content, and production process thereof
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DE102004055165A1 (de) * 2003-12-03 2005-06-30 Degussa Ag Flammenhydrolytisch hergestelltes Titandioxidpulver
US7482304B2 (en) * 2003-12-10 2009-01-27 Altair Nanomaterials Inc. Method for producing structures
US20050129634A1 (en) * 2003-12-16 2005-06-16 Frerichs Scott R. Passivated nano-titanium dioxide particles and methods of making the same
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DE502007003594D1 (de) 2007-05-22 2010-06-10 Evonik Degussa Gmbh Titandioxid mit erhöhter Sinteraktivität
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10394356B4 (de) * 2003-12-31 2014-04-10 Council Of Scientific & Industrial Research Synthese von ultrafeinen Titandioxidpartikeln in Rutil-Phase bei geringer Temperatur
DE102006029284A1 (de) * 2006-06-23 2007-12-27 Kronos International, Inc. Verfahren zur Identifizierung und Verifizierung von Titandioxid-Pigmentpartikel enthaltenden Produkten
EP2682184A2 (de) 2012-07-05 2014-01-08 MAN Truck & Bus AG Katalysator, Verfahren zur Herstellung des Katalysators, Verwendung des Katalysators
DE102012013288A1 (de) 2012-07-05 2014-01-09 Man Truck & Bus Ag Katalysator, Verfahren zur Herstellung des Katalysators, Verwendung des Katalysators

Also Published As

Publication number Publication date
DE69509396D1 (de) 1999-06-02
WO1996006803A1 (en) 1996-03-07
CA2288438C (en) 2000-11-14
JPH10505316A (ja) 1998-05-26
CA2197436A1 (en) 1996-03-07
CA2197436C (en) 2000-05-02
EP0778812A1 (de) 1997-06-18
EP0778812B1 (de) 1999-04-28
CA2288438A1 (en) 1996-03-07
US5698177A (en) 1997-12-16
US5861132A (en) 1999-01-19

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