FR2802917B1 - Composition a base d'oxyde de lanthane, sous forme extrudee, son procede de preparation et son utilisation en catalyse - Google Patents

Composition a base d'oxyde de lanthane, sous forme extrudee, son procede de preparation et son utilisation en catalyse

Info

Publication number
FR2802917B1
FR2802917B1 FR9916581A FR9916581A FR2802917B1 FR 2802917 B1 FR2802917 B1 FR 2802917B1 FR 9916581 A FR9916581 A FR 9916581A FR 9916581 A FR9916581 A FR 9916581A FR 2802917 B1 FR2802917 B1 FR 2802917B1
Authority
FR
France
Prior art keywords
catalysis
preparation
composition based
lanthanum oxide
extruded form
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
FR9916581A
Other languages
English (en)
Other versions
FR2802917A1 (fr
Inventor
Philippe Laval
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.)
Rhodia Terres Rares SA
Original Assignee
Rhodia Terres Rares SA
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 Rhodia Terres Rares SA filed Critical Rhodia Terres Rares SA
Priority to FR9916581A priority Critical patent/FR2802917B1/fr
Priority to PCT/FR2000/003524 priority patent/WO2001047830A1/fr
Publication of FR2802917A1 publication Critical patent/FR2802917A1/fr
Application granted granted Critical
Publication of FR2802917B1 publication Critical patent/FR2802917B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/44—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminates
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of rare earths
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B01J35/34—Mechanical properties
    • B01J35/37—Crush or impact strength
    • 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
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/50—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare-earth compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Catalysts (AREA)
FR9916581A 1999-12-28 1999-12-28 Composition a base d'oxyde de lanthane, sous forme extrudee, son procede de preparation et son utilisation en catalyse Expired - Fee Related FR2802917B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9916581A FR2802917B1 (fr) 1999-12-28 1999-12-28 Composition a base d'oxyde de lanthane, sous forme extrudee, son procede de preparation et son utilisation en catalyse
PCT/FR2000/003524 WO2001047830A1 (fr) 1999-12-28 2000-12-14 Composition a base d'oxyde de lanthane, sous forme extrudee, son procede de preparation et son utilisation en catalyse

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9916581A FR2802917B1 (fr) 1999-12-28 1999-12-28 Composition a base d'oxyde de lanthane, sous forme extrudee, son procede de preparation et son utilisation en catalyse

Publications (2)

Publication Number Publication Date
FR2802917A1 FR2802917A1 (fr) 2001-06-29
FR2802917B1 true FR2802917B1 (fr) 2002-06-14

Family

ID=9553915

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9916581A Expired - Fee Related FR2802917B1 (fr) 1999-12-28 1999-12-28 Composition a base d'oxyde de lanthane, sous forme extrudee, son procede de preparation et son utilisation en catalyse

Country Status (2)

Country Link
FR (1) FR2802917B1 (fr)
WO (1) WO2001047830A1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61181538A (ja) * 1985-02-06 1986-08-14 Matsushita Electric Ind Co Ltd 排ガス浄化用触媒体
US4767733A (en) * 1987-05-18 1988-08-30 Mobil Oil Corporation Amorphous refractory composition
WO1998043924A1 (fr) * 1997-04-02 1998-10-08 Kyocera Corporation Composition ceramique dielectrique et resonateur dielectrique conçu a partir de cette composition

Also Published As

Publication number Publication date
WO2001047830A1 (fr) 2001-07-05
FR2802917A1 (fr) 2001-06-29

Similar Documents

Publication Publication Date Title
EG22216A (en) A catalyst composition and methods for its preparation and use in a polymerization process
HUP9700897A3 (en) Polyurethan prepolymer containing alkoxysilan- and hydantoingroup, process for producing thereof and its use in sealing-compound
AU4237300A (en) Catalyst composition comprising ceria and a platinum group metal
AU6757700A (en) Advances in dehydrogenation catalysis
FR2859470B1 (fr) Composition a base d'oxyde de cerium et d'oxyde de zirconium a reductibilite et surface elevees, procede de preparation et utilisation comme catalyseur
ZA200203367B (en) Antidiabetic formulation and method.
DE69911241D1 (de) 1,4-diazabicyclo(3.2.2)nonanderivate, deren herstellung und deren verwendung in heilkunde
EP1153942A4 (fr) Polymere, procede de production de polymere et composition
FR2786392B1 (fr) Composition de coiffage comprenant un polymere aux caracteristiques particulieres et un polymere non ionique
GB2338244B (en) A microbe composition, a method to prepare the same and uses thereof
EP0714738A4 (fr) Disque d'appui pour ciseaux, et ciseaux le mettant en oeuvre
AU2002259243A1 (en) The use of state-change materials in reformable shapes, templates or tooling
ZA986421B (en) 2-[Pyrazolyl-and triazolyl-3'-oxymethylene]phenylisoxa zolones, -triazolones and - tetrazolones, their preparation and their use.
FR2756819B1 (fr) Composition a base d'oxyde de cerium ou d'oxydes de cerium et de zirconium, sous forme extrudee, son procede de preparation et son utilisation comme catalyseur
IL137158A0 (en) Bridged metallocenes, preparation, and use in catalytic systems
ZA997575B (en) Chlorhexidine formulations, new chlorhexidine salts, solutions containing these and their use.
GB2336592B (en) Polymer for photoresist,photoresist composition containing the same,and preparation method thereof
AU7962001A (en) Solid base catalyst and use thereof in base catalysis
HK1046204A1 (en) Method and apparatus for acquiring service in a " border area".
HUP0202525A3 (en) Mycophenolate mofetil in association with peg-ifn-alpha, medicaments and kit comprising thereof
FR2802917B1 (fr) Composition a base d'oxyde de lanthane, sous forme extrudee, son procede de preparation et son utilisation en catalyse
HUP0002491A3 (en) Polymer composition, process for producing thereof and its use
AU5617199A (en) Thermostable (in vitro) complex with polymerase activity
EP1007188A4 (fr) Membranes comprenant des aminoalcools dans les polymeres hydrophiles
AU2656800A (en) Chemokine-like factors having cell chemokinesis function and proliferation-stimulating activity

Legal Events

Date Code Title Description
ST Notification of lapse