FR3042497B1 - Grains fondus de zircone - spinelle et produit refractaire obtenu a partir desdits grains - Google Patents

Grains fondus de zircone - spinelle et produit refractaire obtenu a partir desdits grains Download PDF

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FR3042497B1
FR3042497B1 FR1559926A FR1559926A FR3042497B1 FR 3042497 B1 FR3042497 B1 FR 3042497B1 FR 1559926 A FR1559926 A FR 1559926A FR 1559926 A FR1559926 A FR 1559926A FR 3042497 B1 FR3042497 B1 FR 3042497B1
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grains
zirconia
spinel
product obtained
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FR3042497A1 (fr
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Stephane Raffy
Nabil Nahas
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Saint Gobain Centre de Recherche et dEtudes Europeen SAS
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Saint Gobain Centre de Recherche et dEtudes Europeen SAS
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Application filed by Saint Gobain Centre de Recherche et dEtudes Europeen SAS filed Critical Saint Gobain Centre de Recherche et dEtudes Europeen SAS
Priority to JP2018520143A priority patent/JP7053460B2/ja
Priority to US15/769,272 priority patent/US10479730B2/en
Priority to BR112018006182-4A priority patent/BR112018006182B1/pt
Priority to EP16806214.9A priority patent/EP3365304B1/fr
Priority to HUE16806214A priority patent/HUE045807T2/hu
Priority to PCT/FR2016/052700 priority patent/WO2017068283A1/fr
Priority to CN201680061214.7A priority patent/CN108137412B/zh
Publication of FR3042497A1 publication Critical patent/FR3042497A1/fr
Priority to ZA2018/02492A priority patent/ZA201802492B/en
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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
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    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/62605—Treating the starting powders individually or as mixtures
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    • 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
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    • 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
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    • 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
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Abstract

Grains fondus dans lesquels : - lesdits grains comprennent une matrice de l'eutectique zircone-spinelle enrobant des inclusions constituées essentiellement d'une phase zircone ou d'une phase spinelle, - lesdits grains présentent la composition chimique globale suivante, en pourcentages poids exprimés sous la forme d'oxydes : ○ plus de 45, 0% et moins de 95, 0% de ZrO2, ○ plus de 3,0% et moins de 40,0% d'Al2O3, ○ plus de 1,0% et moins de 20,0% de MgO, ZrO2, Al2O3 et MgO représentent ensemble au moins 95,0% du poids desdits grains.
FR1559926A 2015-10-19 2015-10-19 Grains fondus de zircone - spinelle et produit refractaire obtenu a partir desdits grains Active FR3042497B1 (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FR1559926A FR3042497B1 (fr) 2015-10-19 2015-10-19 Grains fondus de zircone - spinelle et produit refractaire obtenu a partir desdits grains
US15/769,272 US10479730B2 (en) 2015-10-19 2016-10-19 Fused spinel-zirconia grains and refractory product obtained from said grains
BR112018006182-4A BR112018006182B1 (pt) 2015-10-19 2016-10-19 Grãos fundidos de zircônia-espinélio e produto refratário obtido a partir dos referidos grãos
EP16806214.9A EP3365304B1 (fr) 2015-10-19 2016-10-19 Grains fondus de zircone - spinelle et produit refractaire obtenu a partir desdits grains
JP2018520143A JP7053460B2 (ja) 2015-10-19 2016-10-19 溶融スピネル－ジルコニア粒子、及びこの粒子から得られる耐火材料
HUE16806214A HUE045807T2 (hu) 2015-10-19 2016-10-19 Ömlesztett spinell-cirkónia szemcsék, valamint ezekbõl a szemcsékbõl nyert hõálló termék
PCT/FR2016/052700 WO2017068283A1 (fr) 2015-10-19 2016-10-19 Grains fondus de zircone - spinelle et produit refractaire obtenu a partir desdits grains
CN201680061214.7A CN108137412B (zh) 2015-10-19 2016-10-19 氧化锆-尖晶石熔融颗粒和由所述颗粒获得的耐火产品
ZA2018/02492A ZA201802492B (en) 2015-10-19 2018-04-16 Fused spinel-zirconia grains and refractory product obtained from said grains

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1559926A FR3042497B1 (fr) 2015-10-19 2015-10-19 Grains fondus de zircone - spinelle et produit refractaire obtenu a partir desdits grains

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FR3042497A1 FR3042497A1 (fr) 2017-04-21
FR3042497B1 true FR3042497B1 (fr) 2021-12-31

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FR1559926A Active FR3042497B1 (fr) 2015-10-19 2015-10-19 Grains fondus de zircone - spinelle et produit refractaire obtenu a partir desdits grains

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Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2787106B1 (fr) * 1998-12-09 2002-01-04 Produits Refractaires Grains ceramiques fondus alumine-zircone, outils abrasifs et pieces refractaires produits a partir de ces grains
CN1225432C (zh) * 2003-12-12 2005-11-02 北京瑞泰高温材料科技股份有限公司 细晶粒铝锆复合耐火原料
EP2169311A1 (fr) * 2008-09-29 2010-03-31 Siemens Aktiengesellschaft Mélange de matière destiné à la fabrication d'une matière ignifuge, corps ignifuge et son procédé de fabrication
CN101786889B (zh) * 2009-12-24 2012-07-18 上海宝威陶瓷新材料有限公司 氧化锆尖晶石质水口砖

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