ITMI942588A0 - 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 - Google Patents

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

Info

Publication number
ITMI942588A0
ITMI942588A0 ITMI942588A ITMI942588A ITMI942588A0 IT MI942588 A0 ITMI942588 A0 IT MI942588A0 IT MI942588 A ITMI942588 A IT MI942588A IT MI942588 A ITMI942588 A IT MI942588A IT MI942588 A0 ITMI942588 A0 IT MI942588A0
Authority
IT
Italy
Prior art keywords
catalyst
sol
cellular
supports
mixed
Prior art date
Application number
ITMI942588A
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
Publication of ITMI942588A0 publication Critical patent/ITMI942588A0/it
Priority to ITMI942588A priority Critical patent/IT1271312B/it
Priority to DE69501775T priority patent/DE69501775T2/de
Priority to EP97107139A priority patent/EP0790216B1/en
Priority to DK97107139T priority patent/DK0790216T3/da
Priority to EP95117893A priority patent/EP0718239B1/en
Priority to DE69517440T priority patent/DE69517440T2/de
Priority to DK95117893T priority patent/DK0718239T3/da
Priority to AU37910/95A priority patent/AU701538B2/en
Priority to US08/570,684 priority patent/US5750459A/en
Priority to ZA9510499A priority patent/ZA9510499B/xx
Priority to JP7333816A priority patent/JPH08325015A/ja
Publication of ITMI942588A1 publication Critical patent/ITMI942588A1/it
Application granted granted Critical
Publication of IT1271312B publication Critical patent/IT1271312B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/066—Zirconium or hafnium; Oxides or hydroxides thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0215—Coating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/03—Precipitation; Co-precipitation
    • B01J37/038—Precipitation; Co-precipitation to form slurries or suspensions, e.g. a washcoat
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C01G25/006—Compounds containing, besides zirconium, two or more other elements, with the exception of oxygen or hydrogen
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C01G25/02—Oxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/60—Compounds characterised by their crystallite size
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/01—Particle morphology depicted by an image
    • C01P2004/03—Particle morphology depicted by an image obtained by SEM
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/30—Particle morphology extending in three dimensions
    • C01P2004/32—Spheres
    • 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
    • C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
    • 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
    • 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
    • C01P2006/13—Surface area thermal stability thereof at high temperatures
    • 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
    • C01P2006/14—Pore volume
    • 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
    • C01P2006/16—Pore diameter
    • 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
    • C01P2006/22—Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability
    • 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
    • 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
    • C01P2006/90—Other properties not specified above

Landscapes

  • 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)
ITMI942588A 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 IT1271312B (it)

Priority Applications (11)

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
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
EP97107139A EP0790216B1 (en) 1994-12-21 1995-11-14 Sol-gel process for obtaining pure and mixed oxide zirconia washcoats, useful as catalysts or catalyst supports
DK97107139T DK0790216T3 (da) 1994-12-21 1995-11-14 Sol-gel-fremgangsmåde til fremstilling af rene eller blandede zirconiumdioxidovertræk, anvendelige som katalysatorer eller
EP95117893A EP0718239B1 (en) 1994-12-21 1995-11-14 Sol-gel process for obtaining pure and mixed oxide zirconia spheres, microspheres and washcoats, useful as catalysts or catalyst support
DE69517440T DE69517440T2 (de) 1994-12-21 1995-11-14 Sol-Gel Verfahren zur Gewinnung reiner oder gemischter Zirkoniumoxid-Überzüge, verwendbar als Katalysator oder Katalysatorträger
DE69501775T DE69501775T2 (de) 1994-12-21 1995-11-14 Sol-Gel Verfahren zur Gewinnung reiner oder gemischter Zirkoniumoxidkugeln, Microkugeln und Überzuge, verwendbar als Katalysator oder Katalysatorträger
AU37910/95A AU701538B2 (en) 1994-12-21 1995-11-17 Sol-gel process for obtaining pure and mixed oxide zirconia spheres, microspheres and washcoats, useful as catalysts or catalyst supports
US08/570,684 US5750459A (en) 1994-12-21 1995-12-11 Sol-gel process for obtaining pure and mixed oxide zirconia spheres, microspheres and washcoats, useful as catalysts or catalyst supports
ZA9510499A ZA9510499B (en) 1994-12-21 1995-12-11 Sol-gel process for obtaining pure and mixed oxide zirconia spheres microspheres and washcoats useful as catalysts or catalyst supports
JP7333816A JPH08325015A (ja) 1994-12-21 1995-12-21 触媒または触媒担体として有用な、純粋および混合酸化物ジルコニアの球体、微小球体およびウオッシュコートを製造するためのゾルーゲル製法

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 (3)

Publication Number Publication Date
ITMI942588A0 true ITMI942588A0 (it) 1994-12-21
ITMI942588A1 ITMI942588A1 (it) 1996-06-21
IT1271312B IT1271312B (it) 1997-05-27

Family

ID=11370036

Family Applications (1)

Application Number Title Priority Date Filing Date
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

Country Status (8)

Country Link
US (1) US5750459A (it)
EP (2) EP0790216B1 (it)
JP (1) JPH08325015A (it)
AU (1) AU701538B2 (it)
DE (2) DE69517440T2 (it)
DK (2) DK0790216T3 (it)
IT (1) IT1271312B (it)
ZA (1) ZA9510499B (it)

Families Citing this family (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0885053A1 (en) 1996-02-21 1998-12-23 ASEC Manufacturing Company Composite metal oxide support for exhaust gas conversion catalysts
DE69728341T2 (de) * 1996-10-07 2004-12-30 Kabushiki Kaisha Toyota Chuo Kenkyusho Verbundoxid, Verbundoxidträger und Katalysator
DE19653629A1 (de) * 1996-12-20 1998-06-25 Basf Ag Monoklines Zirconiumoxid mit hoher Oberfläche
US6296759B1 (en) * 1997-02-13 2001-10-02 Engelhard Corporation Process for hydrogenation, hydroisomerization and/or hydrodesulfurization of a sulfur containment containing feedstock
IT1292193B1 (it) * 1997-06-20 1999-01-25 Enirisorse Spa Fibre ceramiche di zirconia parzialmente stabilizzate con ittria e funzionalizzate per applicazioni catalitiche con un rivestimento
DE19735771C1 (de) * 1997-08-18 1999-04-29 Bayer Ag Verfahren zur Herstellung von Diarylcarbonaten
DE19735770C1 (de) * 1997-08-18 1999-05-27 Bayer Ag Verfahren zur Herstellung von Diarylcarbonaten
JP4045002B2 (ja) * 1998-02-02 2008-02-13 三井金属鉱業株式会社 複合酸化物及びそれを用いた排ガス浄化用触媒
US6168737B1 (en) * 1998-02-23 2001-01-02 The Regents Of The University Of California Method of casting patterned dielectric structures
US6099894A (en) * 1998-07-27 2000-08-08 Frisby Technologies, Inc. Gel-coated microcapsules
IT1302034B1 (it) * 1998-08-31 2000-07-20 Enirisorse Spa Catalizzatori superacidi solidi per l'isomerizzazione di idrocarburi eprocedimento sol-gel per il loro ottenimento
EP1020223A3 (en) 1999-01-12 2001-09-12 Kabushiki Kaisha Toyota Chuo Kenkyusho Porous material and production process thereof, catalyst comprising the porous material and process for purifying exhaust gas
CN1094467C (zh) * 1999-02-15 2002-11-20 上海跃龙有色金属有限公司 纳米铈锆复合氧化物、其制备方法及用途
KR100319922B1 (ko) * 1999-03-05 2002-01-09 이형도 디젤엔진 배기가스 정화용 촉매
BR0001560B1 (pt) * 1999-04-09 2010-04-06 processo para produzir um corpo cerámico-catalisador, e, corpo cerámico-catalisador.
US6866834B2 (en) 2001-03-12 2005-03-15 Nissan Motor Co., Ltd. NOx reduction catalyst and NOx reduction system
JP2003020227A (ja) * 2001-07-02 2003-01-24 Toyota Central Res & Dev Lab Inc 微細混合酸化物粉末とその製造方法及び触媒
US7022889B2 (en) * 2001-08-29 2006-04-04 Uop Llc Isomerization process using novel catalyst
US6706659B2 (en) * 2001-08-29 2004-03-16 Uop Llc High-activity isomerization catalyst and process
US6979396B2 (en) * 2001-08-29 2005-12-27 Uop Llc Combination reforming and isomerization process
US7015175B2 (en) * 2001-08-29 2006-03-21 Uop Llc High-activity isomerization catalyst and process
US7435329B1 (en) 2001-08-29 2008-10-14 Uop Llc Combination reforming and isomerization process
US6703334B2 (en) 2001-12-17 2004-03-09 Praxair S.T. Technology, Inc. Method for manufacturing stabilized zirconia
GB0428557D0 (en) * 2004-12-30 2005-02-09 Magnesium Elektron Ltd Thermally stable doped and undoped porous aluminium oxides and nanocomposite CeO -ZrO and A1 O containing mixed oxides
WO2006084236A1 (en) 2005-02-04 2006-08-10 Oxane Materials, Inc. A composition and method for making a proppant
US8012533B2 (en) * 2005-02-04 2011-09-06 Oxane Materials, Inc. Composition and method for making a proppant
US7491444B2 (en) 2005-02-04 2009-02-17 Oxane Materials, Inc. Composition and method for making a proppant
US7867613B2 (en) 2005-02-04 2011-01-11 Oxane Materials, Inc. Composition and method for making a proppant
JP4963820B2 (ja) * 2005-09-02 2012-06-27 第一稀元素化学工業株式会社 Ｚｒ−Ｏ系粒子を分散質とするゾルの製造方法
US7682578B2 (en) 2005-11-07 2010-03-23 Geo2 Technologies, Inc. Device for catalytically reducing exhaust
US7682577B2 (en) 2005-11-07 2010-03-23 Geo2 Technologies, Inc. Catalytic exhaust device for simplified installation or replacement
JP2007144359A (ja) * 2005-11-30 2007-06-14 Ngk Insulators Ltd ハニカム構造体の触媒の担持方法
US7722828B2 (en) 2005-12-30 2010-05-25 Geo2 Technologies, Inc. Catalytic fibrous exhaust system and method for catalyzing an exhaust gas
CN101500943B (zh) * 2006-08-17 2012-07-18 H.C.施塔克有限公司 氧化锆及其生产方法
WO2009012455A1 (en) 2007-07-18 2009-01-22 Oxane Materials, Inc. Proppants with carbide and/or nitride phases
US9272271B2 (en) * 2007-09-19 2016-03-01 General Electric Company Manufacture of catalyst compositions and systems
US8530369B2 (en) * 2007-09-19 2013-09-10 General Electric Company Catalyst and method of manufacture
US9375710B2 (en) 2007-09-19 2016-06-28 General Electric Company Catalyst and method of manufacture
KR101044393B1 (ko) * 2007-12-27 2011-06-27 주식회사 엘지화학 지르코늄 화합물을 포함하는 에스테르화 촉매 조성물 및이를 이용한 에스테르 화합물의 제조방법
FR2936513B1 (fr) * 2008-09-30 2011-08-05 Saint Gobain Ct Recherches Procede de fabrication d'un derive, d'un hydrate ou d'un oxyde de zirconium
US20100196237A1 (en) 2009-01-30 2010-08-05 General Electric Company Templated catalyst composition and associated method
US20100196236A1 (en) 2009-01-30 2010-08-05 General Electric Company Templated catalyst composition and associated method
MX2012007248A (es) * 2009-12-22 2012-07-30 Oxane Materials Inc Un consolidante que tiene un material de vidrio-ceramica.
US20120329644A1 (en) 2011-06-21 2012-12-27 General Electric Company Catalyst composition and catalytic reduction system
EP2540391A1 (en) 2011-07-01 2013-01-02 Treibacher Industrie AG Ceria zirconia alumina composition with enhanced thermal stability
DK2849884T3 (da) * 2012-05-15 2020-10-12 Archer Daniels Midland Co Reduktionskatalysatorer
JP5611382B2 (ja) * 2013-01-25 2014-10-22 Ｄｏｗａハイテック株式会社 安定化ジルコニア粉末およびその前駆体の製造方法
GB201518996D0 (en) 2015-10-27 2015-12-09 Magnesium Elektron Ltd Zirconia-based compositions for use as three-way catalysts
US10851461B2 (en) * 2017-03-31 2020-12-01 Hamilton Sunstrand Corporation Treated anodized metal article and method of making
CN107321357B (zh) * 2017-05-24 2020-06-23 沈阳三聚凯特催化剂有限公司 一种醋酸加氢催化剂的制备方法及其应用
RU2698880C1 (ru) * 2018-04-09 2019-08-30 федеральное государственное бюджетное образовательное учреждение высшего образования "Тамбовский государственный университет имени Г.Р. Державина" Способ изготовления керамики на основе диоксида циркония
US10786803B2 (en) * 2018-04-23 2020-09-29 King Abdulaziz University Multi-walled carbon nanotube nanocomposite for hydrogen production
CN111097542A (zh) * 2018-10-29 2020-05-05 中国石油化工股份有限公司 一种固体碱及其制备方法
KR20220071674A (ko) * 2020-11-24 2022-05-31 현대자동차주식회사 표면처리 용액, 표면처리 용액의 제조방법, 표면처리 용액을 이용하여 활물질을 제조하는 방법 및 이를 통해 제조된 활물질

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1181794A (en) * 1966-06-09 1970-02-18 Atomic Energy Authority Uk Improvements in or relating to Zirconium Compounds
GB1231385A (it) * 1967-08-04 1971-05-12
US4637995A (en) * 1985-03-18 1987-01-20 Corning Glass Works Preparation of monolithic catalyst supports having an integrated high surface area phase
CA1334962C (en) * 1988-04-14 1995-03-28 Tomohisa Ohata Catalyst for purifying exhaust gas and method for production thereof
JPH06504940A (ja) 1990-09-27 1994-06-09 エンゲルハード・コーポレーシヨン ベース金属酸化物助成ロジウム含有触媒組成物
GB9108656D0 (en) * 1991-04-23 1991-06-12 Shell Int Research Process for the preparation of a catalyst or catalyst precursor
DE4115172C2 (de) * 1991-05-09 1995-08-24 Nukem Gmbh Verfahren zur Herstellung von Pulver aus stabilisiertem Zirkonoxid und Verwendung des Verfahrens

Also Published As

Publication number Publication date
EP0718239B1 (en) 1998-03-11
DE69517440T2 (de) 2001-01-18
DE69517440D1 (de) 2000-07-13
EP0790216A3 (en) 1997-11-05
EP0718239A1 (en) 1996-06-26
DK0718239T3 (da) 1998-09-28
JPH08325015A (ja) 1996-12-10
ZA9510499B (en) 1996-06-19
EP0790216B1 (en) 2000-06-07
US5750459A (en) 1998-05-12
DK0790216T3 (da) 2000-10-09
EP0790216A2 (en) 1997-08-20
DE69501775T2 (de) 1998-07-09
DE69501775D1 (de) 1998-04-16
AU701538B2 (en) 1999-01-28
AU3791095A (en) 1996-06-27
IT1271312B (it) 1997-05-27
ITMI942588A1 (it) 1996-06-21

Similar Documents

Publication Publication Date Title
ITMI942588A0 (it) 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
DE69306820T2 (de) Wabenförmige keramische Struktur mit Nuten und einer Aussenschicht und Verfahren zu ihrer Herstellung
DE69737516D1 (de) Katalysatorzusammensetzung und Verfahren zur Direktoxidation von Propen zu Propenoxid
ZA982712B (en) Catalyst composition containing an intimately combined cerium-zirconium oxide
DE69506493T2 (de) Herstellung von Difluoressigsäurefluoride und von Ester der Difluoressigsäure
DE69423207T2 (de) Präzisions-Analog-Digital-Umsetzer mit Umsetzungsstrecken niedriger und hoher Auflösung
DE69516670D1 (de) Verdickte saure reinigungszusammensetzung in form einer stabilen mikroemulsion
AU6756587A (en) High-dispersion sol or gel of monoclinic zirconia supermicrocrystals and production of the same
DE69734931D1 (de) Herstellung einer honigwabenstruktur
DE69830437D1 (de) Herstellung von tertiären Aminoxiden
ES555638A0 (es) Procedimiento para la preparacion de oxidos mixtos de alumina y zirconio
DE69304841D1 (de) Modifiziertes Zinnoxyd-Zirkoniumoxyd-Verbundsol und Verfahren zu seiner Herstellung
DE69512292D1 (de) Verfahren zur Herstellung abriebfester Vanadium- und Antimonoxydkatalysatoren
SG67568A1 (en) Catalyst composition for the preparation of polyesters and related processes
ZA908571B (en) Three way conversion catalyst including a ceria-containing zirconia support
DE69310989D1 (de) Katalytisch aktive Überzugszusammensetzung
DE69514990T2 (de) Kalzinierte Schreibstiftmine und Verfahren zu ihrer Herstellung
DE69837142D1 (de) Herstellung einer fumarsäureenthaltenden lebensmittelsäurezusammensetzung
DE69817063D1 (de) Verfahren zur Herstellung einer Polyesterzusammensetzung
IT9019536A0 (it) Procedimento per la preparazione di ossidi misti di zirconio e ittrio
DE69607889D1 (de) Herstellung einer Isomerisierungskatalysatorzusammensetzung
DE69819824D1 (de) Verfahren zur Herstellung einer Platinkomplex enthaltenden katalytischen Zusammensetzung auf festem Träger
DK212189A (da) Anvendelse af estere af titan- og/eller zirkonsyre som katalysatorer til ethoxylering eller propoxylering
DE69512147T2 (de) Verfahren zur Herstellung einer Oxydgemischbrennstoffpille
BR9101958A (pt) Processo para a preparacao de cetonas e composicao de catalisador acido

Legal Events

Date Code Title Description
0001 Granted