WO2010044079A3 - Produit en matière céramique fondue - Google Patents

Produit en matière céramique fondue Download PDF

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Publication number
WO2010044079A3
WO2010044079A3 PCT/IB2009/054568 IB2009054568W WO2010044079A3 WO 2010044079 A3 WO2010044079 A3 WO 2010044079A3 IB 2009054568 W IB2009054568 W IB 2009054568W WO 2010044079 A3 WO2010044079 A3 WO 2010044079A3
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WO
WIPO (PCT)
Prior art keywords
agent
product
starting feedstock
oxides
molten liquid
Prior art date
Application number
PCT/IB2009/054568
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English (en)
Other versions
WO2010044079A2 (fr
Inventor
Emmanuel Pierre Marcel Nonnet
Yves Marcel Léon BOUSSANT ROUX
Charlotte Catteau
Sophie Papin
Gilles Querel
Original Assignee
Saint-Gobain Centre De Recherches Et D'etudes Europeen
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 Saint-Gobain Centre De Recherches Et D'etudes Europeen filed Critical Saint-Gobain Centre De Recherches Et D'etudes Europeen
Priority to CN2009801413691A priority Critical patent/CN102186794A/zh
Priority to EP09741436A priority patent/EP2337771A2/fr
Priority to US13/123,161 priority patent/US20110212827A1/en
Publication of WO2010044079A2 publication Critical patent/WO2010044079A2/fr
Publication of WO2010044079A3 publication Critical patent/WO2010044079A3/fr

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    • 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
    • C04B35/48—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 zirconium or hafnium oxides, zirconates, zircon or hafnates
    • C04B35/484—Refractories by fusion casting
    • 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
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    • 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
    • C04B35/48—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 zirconium or hafnium oxides, zirconates, zircon or hafnates
    • C04B35/481—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 zirconium or hafnium oxides, zirconates, zircon or hafnates containing silicon, e.g. zircon
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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Organic Chemistry (AREA)
  • Nanotechnology (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Physics & Mathematics (AREA)
  • Glass Compositions (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

Abstract

Procédé de fabrication d'un produit, comprenant les étapes successives suivantes : a) mélange de matières premières pour former une charge de départ, b) fusion de la charge de départ de manière à former un liquide en fusion, c) solidification du liquide en fusion de manière à obtenir un produit fondu comportant des cristaux liés par une phase vitreuse, et d) traitement thermique de cristallisation de la phase vitreuse dudit produit fondu, dans lequel la composition de la charge de départ est adaptée pour fabriquer un produit présentant la composition chimique suivante, en pourcentages en masse sur la base des oxydes et pour un total de 100 % : 40 % ≤ (ZrO2 + HfO2) ≤ 94 %, 6 % < CeO2 < 31 %, 0 % ≤ Y2O3 0 % ≤ Al2O3 2 % ≤ SiO2, O % ≤ MgO, O % ≤ TiO2, et autres oxydes ≤ 1 %. Utilisation du produit obtenu en tant qu'agent de broyage, agent de dispersion en milieu humide, agent pour le traitement de surface, agent de soutènement ou agent d'échange thermique.
PCT/IB2009/054568 2008-10-17 2009-10-16 Produit en matière céramique fondue WO2010044079A2 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN2009801413691A CN102186794A (zh) 2008-10-17 2009-10-16 熔凝陶瓷产品
EP09741436A EP2337771A2 (fr) 2008-10-17 2009-10-16 Produit en matière céramique fondue
US13/123,161 US20110212827A1 (en) 2008-10-17 2009-10-16 Fused ceramic product

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR08/57071 2008-10-17
FR0857071A FR2937320B1 (fr) 2008-10-17 2008-10-17 Procede de fabrication d'un produit en matiere ceramique fondue, produit obtenu et utilisations de ce produit

Publications (2)

Publication Number Publication Date
WO2010044079A2 WO2010044079A2 (fr) 2010-04-22
WO2010044079A3 true WO2010044079A3 (fr) 2010-12-02

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Application Number Title Priority Date Filing Date
PCT/IB2009/054568 WO2010044079A2 (fr) 2008-10-17 2009-10-16 Produit en matière céramique fondue

Country Status (5)

Country Link
US (1) US20110212827A1 (fr)
EP (1) EP2337771A2 (fr)
CN (1) CN102186794A (fr)
FR (1) FR2937320B1 (fr)
WO (1) WO2010044079A2 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2973793A1 (fr) * 2011-04-08 2012-10-12 Rhodia Operations Composition a base d'oxydes de zirconium, de cerium, d'au moins une terre rare autre que le cerium et de silicium, procedes de preparation et utilisation en catalyse
EP2724776B1 (fr) * 2011-06-01 2017-09-27 Rhodia Operations Oxyde complexe, son procédé de production et catalyseur de purification des gaz d'échappement
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EP2337771A2 (fr) 2011-06-29
FR2937320B1 (fr) 2011-07-29
US20110212827A1 (en) 2011-09-01
CN102186794A (zh) 2011-09-14
WO2010044079A2 (fr) 2010-04-22

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