DK0718239T3 - Sol-gel proces til fremstilling af rent eller blandet zirconiumoxidkugler, -mikrokugler og -overtræk, der kan anvendes som - Google Patents

Sol-gel proces til fremstilling af rent eller blandet zirconiumoxidkugler, -mikrokugler og -overtræk, der kan anvendes som

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Publication number
DK0718239T3
DK0718239T3 DK95117893T DK95117893T DK0718239T3 DK 0718239 T3 DK0718239 T3 DK 0718239T3 DK 95117893 T DK95117893 T DK 95117893T DK 95117893 T DK95117893 T DK 95117893T DK 0718239 T3 DK0718239 T3 DK 0718239T3
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DK
Denmark
Prior art keywords
microspheres
sol
coatings
pure
preparation
Prior art date
Application number
DK95117893T
Other languages
English (en)
Inventor
Marcello Marella
Letizia Meregalli
Michele Tomaselli
Original Assignee
Enirisorse Spa
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 Enirisorse Spa filed Critical Enirisorse Spa
Application granted granted Critical
Publication of DK0718239T3 publication Critical patent/DK0718239T3/da

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B82NANOTECHNOLOGY
    • B82YSPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00Nanotechnology for materials or surface science, e.g. nanocomposites
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/066Zirconium or hafnium; Oxides or hydroxides thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02Impregnation, coating or precipitation
    • B01J37/0215Coating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02Impregnation, coating or precipitation
    • B01J37/03Precipitation; Co-precipitation
    • B01J37/038Precipitation; Co-precipitation to form slurries or suspensions, e.g. a washcoat
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00Compounds of zirconium
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00Compounds of zirconium
    • C01G25/006Compounds containing zirconium, with or without oxygen or hydrogen, and containing two or more other elements
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00Compounds of zirconium
    • C01G25/02Oxides
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00Crystal-structural characteristics
    • C01P2002/60Compounds characterised by their crystallite size
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/01Particle morphology depicted by an image
    • C01P2004/03Particle morphology depicted by an image obtained by SEM
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/30Particle morphology extending in three dimensions
    • C01P2004/32Spheres
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/60Particles characterised by their size
    • C01P2004/64Nanometer sized, i.e. from 1-100 nanometer
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/12Surface area
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/12Surface area
    • C01P2006/13Surface area thermal stability thereof at high temperatures
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/14Pore volume
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/16Pore diameter
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/22Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability
    • 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
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/90Other properties not specified above

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Nanotechnology (AREA)
  • Physics & Mathematics (AREA)
  • Composite Materials (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Catalysts (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Colloid Chemistry (AREA)
DK95117893T 1994-12-21 1995-11-14 Sol-gel proces til fremstilling af rent eller blandet zirconiumoxidkugler, -mikrokugler og -overtræk, der kan anvendes som DK0718239T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI942588A IT1271312B (it) 1994-12-21 1994-12-21 Procedimento sol-gel per ottenere sfere,microsfere o rivestimenti di monoliti a forma cellulare,costituiti da ossido di zirconio puro o misto ad altri ossidi,utili come catalizzatori o supporti per catalizzatori

Publications (1)

Publication Number Publication Date
DK0718239T3 true DK0718239T3 (da) 1998-09-28

Family

ID=11370036

Family Applications (2)

Application Number Title Priority Date Filing Date
DK95117893T DK0718239T3 (da) 1994-12-21 1995-11-14 Sol-gel proces til fremstilling af rent eller blandet zirconiumoxidkugler, -mikrokugler og -overtræk, der kan anvendes som
DK97107139T DK0790216T3 (da) 1994-12-21 1995-11-14 Sol-gel-fremgangsmåde til fremstilling af rene eller blandede zirconiumdioxidovertræk, anvendelige som katalysatorer eller

Family Applications After (1)

Application Number Title Priority Date Filing Date
DK97107139T DK0790216T3 (da) 1994-12-21 1995-11-14 Sol-gel-fremgangsmåde til fremstilling af rene eller blandede zirconiumdioxidovertræk, anvendelige som katalysatorer eller

Country Status (8)

Country Link
US (1) US5750459A (da)
EP (2) EP0718239B1 (da)
JP (1) JPH08325015A (da)
AU (1) AU701538B2 (da)
DE (2) DE69501775T2 (da)
DK (2) DK0718239T3 (da)
IT (1) IT1271312B (da)
ZA (1) ZA9510499B (da)

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Also Published As

Publication number Publication date
EP0718239B1 (en) 1998-03-11
EP0718239A1 (en) 1996-06-26
DE69501775T2 (de) 1998-07-09
EP0790216B1 (en) 2000-06-07
EP0790216A2 (en) 1997-08-20
EP0790216A3 (en) 1997-11-05
ITMI942588A1 (it) 1996-06-21
DE69501775D1 (de) 1998-04-16
US5750459A (en) 1998-05-12
DE69517440T2 (de) 2001-01-18
AU701538B2 (en) 1999-01-28
DK0790216T3 (da) 2000-10-09
IT1271312B (it) 1997-05-27
AU3791095A (en) 1996-06-27
ITMI942588A0 (it) 1994-12-21
JPH08325015A (ja) 1996-12-10
DE69517440D1 (de) 2000-07-13
ZA9510499B (en) 1996-06-19

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