FR3078965B1 - COMPOSITE WITH CERAMIC OXIDE / OXIDE MATRIX - Google Patents

COMPOSITE WITH CERAMIC OXIDE / OXIDE MATRIX Download PDF

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Publication number
FR3078965B1
FR3078965B1 FR1852154A FR1852154A FR3078965B1 FR 3078965 B1 FR3078965 B1 FR 3078965B1 FR 1852154 A FR1852154 A FR 1852154A FR 1852154 A FR1852154 A FR 1852154A FR 3078965 B1 FR3078965 B1 FR 3078965B1
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oxide
suspension
matrix
ceramic
composite material
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French (fr)
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FR3078965A1 (en
Inventor
Pascal Diss
Florent Deliane
Natacha Duee
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Safran Ceramics SA
IRT Saint Exupery
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Safran Ceramics SA
IRT Saint Exupery
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Priority to FR1852154A priority Critical patent/FR3078965B1/en
Priority to PCT/FR2019/050538 priority patent/WO2019175501A1/en
Publication of FR3078965A1 publication Critical patent/FR3078965A1/en
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    • C—CHEMISTRY; METALLURGY
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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
    • C—CHEMISTRY; METALLURGY
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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
    • C04B35/10—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 aluminium oxide
    • C04B35/111—Fine ceramics
    • C04B35/117—Composites
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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
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
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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
    • C04B35/71—Ceramic products containing macroscopic reinforcing agents
    • C—CHEMISTRY; METALLURGY
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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
    • C04B35/71—Ceramic products containing macroscopic reinforcing agents
    • C04B35/78—Ceramic products containing macroscopic reinforcing agents containing non-metallic materials
    • C04B35/80—Fibres, filaments, whiskers, platelets, or the like
    • C—CHEMISTRY; METALLURGY
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3244—Zirconium oxides, zirconates, hafnium oxides, hafnates, or oxide-forming salts thereof
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/52—Constituents or additives characterised by their shapes
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    • C04B2235/5216—Inorganic
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/52—Constituents or additives characterised by their shapes
    • C04B2235/5208—Fibers
    • C04B2235/5216—Inorganic
    • C04B2235/522—Oxidic
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/52—Constituents or additives characterised by their shapes
    • C04B2235/5208—Fibers
    • C04B2235/5216—Inorganic
    • C04B2235/522—Oxidic
    • C04B2235/5224—Alumina or aluminates
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/52—Constituents or additives characterised by their shapes
    • C04B2235/5208—Fibers
    • C04B2235/5216—Inorganic
    • C04B2235/522—Oxidic
    • C04B2235/5228—Silica and alumina, including aluminosilicates, e.g. mullite
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/52—Constituents or additives characterised by their shapes
    • C04B2235/5296—Constituents or additives characterised by their shapes with a defined aspect ratio, e.g. indicating sphericity
    • C—CHEMISTRY; METALLURGY
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/54—Particle size related information
    • C04B2235/5409—Particle size related information expressed by specific surface values
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/54—Particle size related information
    • C04B2235/5418—Particle size related information expressed by the size of the particles or aggregates thereof
    • C04B2235/5445—Particle size related information expressed by the size of the particles or aggregates thereof submicron sized, i.e. from 0,1 to 1 micron
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/60—Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
    • C04B2235/602—Making the green bodies or pre-forms by moulding
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/60—Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
    • C04B2235/616—Liquid infiltration of green bodies or pre-forms
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74—Physical characteristics
    • C04B2235/77—Density

Abstract

La présente invention concerne une suspension destinée à la préparation de la matrice d'un matériau composite à matrice céramique oxyde/oxyde, ladite suspension comprenant, avantageusement étant constituée de, en % en poids par rapport au poids total de la suspension : 30% à 70% avantageusement 40 à 60%, d'une charge d'oxyde métallique solide, 20% à 80%, avantageusement 30 à 40%, d'un solvant aqueux, 2% à 10%, avantageusement 2 à 4%, d'un poloxamère dont la masse molaire moyenne est comprise entre 1000 et 30000 g. mol-1 0,1% à 1,5%, avantageusement 1 à 1,5%, d'un dispersant. Elle concerne en outre un procédé de fabrication d'un matériau composite à matrice céramique oxyde/oxyde utilisant cette suspension, le matériau composite ainsi obtenu et l'utilisation de cette suspension.The present invention relates to a suspension intended for the preparation of the matrix of a composite material with a ceramic oxide / oxide matrix, said suspension comprising, advantageously consisting of, in% by weight relative to the total weight of the suspension: 30% to 70% preferably 40 to 60%, of a solid metal oxide filler, 20% to 80%, preferably 30 to 40%, of an aqueous solvent, 2% to 10%, preferably 2 to 4%, of a poloxamer whose average molar mass is between 1000 and 30,000 g. mol-1 0.1% to 1.5%, advantageously 1 to 1.5%, of a dispersant. It further relates to a method of manufacturing a composite material with an oxide / oxide ceramic matrix using this suspension, the composite material thus obtained and the use of this suspension.

FR1852154A 2018-03-13 2018-03-13 COMPOSITE WITH CERAMIC OXIDE / OXIDE MATRIX Active FR3078965B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1852154A FR3078965B1 (en) 2018-03-13 2018-03-13 COMPOSITE WITH CERAMIC OXIDE / OXIDE MATRIX
PCT/FR2019/050538 WO2019175501A1 (en) 2018-03-13 2019-03-13 Composite with oxide/oxide ceramic matrix

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1852154A FR3078965B1 (en) 2018-03-13 2018-03-13 COMPOSITE WITH CERAMIC OXIDE / OXIDE MATRIX
FR1852154 2018-03-13

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FR3078965A1 FR3078965A1 (en) 2019-09-20
FR3078965B1 true FR3078965B1 (en) 2021-07-30

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WO (1) WO2019175501A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3106590B1 (en) * 2020-01-27 2024-03-01 Saint Gobain Ct Recherches PRE-PREG FOR CERAMIC MATRIX COMPOSITE
FR3119388B1 (en) * 2021-01-29 2023-10-06 Safran Landing Systems Process for manufacturing a part made of carbon/carbon composite material with improved mechanical properties

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4983422A (en) 1988-03-11 1991-01-08 Kaiser Aerotech Process for forming aluminum oxide ceramic composites
FR2677641B1 (en) 1991-06-17 1994-01-28 Propulsion Ste Europeenne PROCESS FOR THE PREPARATION OF PARTS OF COMPOSITE MATERIAL WITH AN ALUMINA MATRIX.
GB2347113B (en) 1998-12-18 2003-06-11 Rolls Royce Plc A method of manufacturing a ceramic matrix composite
US20030022783A1 (en) 2001-07-30 2003-01-30 Dichiara Robert A. Oxide based ceramic matrix composites
FR2862652B1 (en) * 2003-11-24 2006-04-28 Rescoll Soc PROCESS FOR OBTAINING THERMOREVERSIBLE GEL WITH THREE-DIMENSIONAL STRUCTURE CONTROLLED AND GEL OBTAINED
US20100081556A1 (en) 2005-05-23 2010-04-01 Vann Heng Oxide-based ceramic matrix composites
FR2958933B1 (en) * 2010-04-20 2015-08-07 Onera (Off Nat Aerospatiale) PROCESS FOR PRODUCING A CERAMIC MATRIX COMPOSITE PIECE
GB201006625D0 (en) 2010-04-21 2010-06-02 Rolls Royce Plc A method of manufacturing a ceramic matrix composite article
EP3152021B1 (en) * 2014-06-04 2024-05-01 Imertech Sas Ceramic compositions

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FR3078965A1 (en) 2019-09-20
WO2019175501A1 (en) 2019-09-19

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