FR3117108B1 - Grain fondu à base d’alumine - Google Patents

Grain fondu à base d’alumine Download PDF

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Publication number
FR3117108B1
FR3117108B1 FR2012788A FR2012788A FR3117108B1 FR 3117108 B1 FR3117108 B1 FR 3117108B1 FR 2012788 A FR2012788 A FR 2012788A FR 2012788 A FR2012788 A FR 2012788A FR 3117108 B1 FR3117108 B1 FR 3117108B1
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Prior art keywords
alumina based
based fused
hfo2
zro2
fused grain
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FR2012788A
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English (en)
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FR3117108A1 (fr
Inventor
Nadia Frédérich
Samuel Noel Patrice Marlin
Shuqiong Liang
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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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Priority to FR2012788A priority Critical patent/FR3117108B1/fr
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 JP2023534222A priority patent/JP2023553022A/ja
Priority to EP21816106.5A priority patent/EP4255868A1/fr
Priority to MX2023006674A priority patent/MX2023006674A/es
Priority to US18/265,672 priority patent/US20240043336A1/en
Priority to KR1020237022837A priority patent/KR20230117413A/ko
Priority to CN202180093194.2A priority patent/CN116888087A/zh
Priority to PCT/EP2021/083832 priority patent/WO2022122515A1/fr
Publication of FR3117108A1 publication Critical patent/FR3117108A1/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
    • C04B35/10—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
    • C04B35/107—Refractories by fusion casting
    • C04B35/109—Refractories by fusion casting containing zirconium oxide or zircon (ZrSiO4)
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
    • B24D3/04—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic
    • B24D3/14—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic ceramic, i.e. vitrified bondings
    • 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
    • C04B35/1115—Minute sintered entities, e.g. sintered abrasive grains or shaped particles such as platelets
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    • 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
    • C04B35/119—Composites with zirconium oxide
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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
    • 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
    • C04B35/6261—Milling
    • C04B35/6262—Milling of calcined, sintered clinker or ceramics
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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
    • C04B35/653—Processes involving a melting step
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • C09K3/14—Anti-slip materials; Abrasives
    • C09K3/1409—Abrasive particles per se
    • C09K3/1427—Abrasive particles per se obtained by division of a mass agglomerated by melting, at least partially, e.g. with a binder
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    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
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    • C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
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    • 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
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    • C04B2235/74—Physical characteristics
    • C04B2235/78—Grain sizes and shapes, product microstructures, e.g. acicular grains, equiaxed grains, platelet-structures
    • C04B2235/786—Micrometer sized grains, i.e. from 1 to 100 micron

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Composite Materials (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Polishing Bodies And Polishing Tools (AREA)

Abstract

Grain fondu présentant l’analyse chimique suivante, en pourcentages massiques sur la base des oxydes : ZrO2+HfO2 : 2% à 13% ; Eléments autres que ZrO2, HfO2, Y2O3 et Al2O3 : ≤ 2%. Y2O3 + Al2O3 : complément à 100% ;avec 0,0065 ≤ Y2O3/(ZrO2+HfO2) ≤ 0,1300. Pas de figure d’abrégé
FR2012788A 2020-12-07 2020-12-07 Grain fondu à base d’alumine Active FR3117108B1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR2012788A FR3117108B1 (fr) 2020-12-07 2020-12-07 Grain fondu à base d’alumine
EP21816106.5A EP4255868A1 (fr) 2020-12-07 2021-12-01 Grain fondu a base d'alumine
MX2023006674A MX2023006674A (es) 2020-12-07 2021-12-01 Grano fundido a base de alumina.
US18/265,672 US20240043336A1 (en) 2020-12-07 2021-12-01 Alumina-based fused grain
JP2023534222A JP2023553022A (ja) 2020-12-07 2021-12-01 アルミナベースの溶融されたグレイン
KR1020237022837A KR20230117413A (ko) 2020-12-07 2021-12-01 알루미나 기반 융합된 그레인
CN202180093194.2A CN116888087A (zh) 2020-12-07 2021-12-01 基于氧化铝的熔融晶粒
PCT/EP2021/083832 WO2022122515A1 (fr) 2020-12-07 2021-12-01 Grain fondu a base d'alumine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2012788A FR3117108B1 (fr) 2020-12-07 2020-12-07 Grain fondu à base d’alumine
FR2012788 2020-12-07

Publications (2)

Publication Number Publication Date
FR3117108A1 FR3117108A1 (fr) 2022-06-10
FR3117108B1 true FR3117108B1 (fr) 2023-04-21

Family

ID=74206079

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2012788A Active FR3117108B1 (fr) 2020-12-07 2020-12-07 Grain fondu à base d’alumine

Country Status (8)

Country Link
US (1) US20240043336A1 (fr)
EP (1) EP4255868A1 (fr)
JP (1) JP2023553022A (fr)
KR (1) KR20230117413A (fr)
CN (1) CN116888087A (fr)
FR (1) FR3117108B1 (fr)
MX (1) MX2023006674A (fr)
WO (1) WO2022122515A1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3181939A (en) 1961-01-27 1965-05-04 Norton Co Fused alumina-zirconia abrasives
US3993119A (en) 1974-11-08 1976-11-23 Norton Company Progressively or continuously cycled mold for forming and discharging a fine crystalline material
US4457767A (en) 1983-09-29 1984-07-03 Norton Company Alumina-zirconia abrasive
US7011689B2 (en) * 1998-12-09 2006-03-14 Societe Europeenne Des Produits Refractaires Melted alumina-zirconia ceramic grains, abrasive tools and refractory parts produced from said grains
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
FR3026737B1 (fr) * 2014-10-01 2016-11-25 Saint-Gobain Centre De Rech Et D'Etudes Europeen Materiau refractaire et grains fondus a base d'alumine

Also Published As

Publication number Publication date
KR20230117413A (ko) 2023-08-08
MX2023006674A (es) 2023-06-21
FR3117108A1 (fr) 2022-06-10
US20240043336A1 (en) 2024-02-08
WO2022122515A1 (fr) 2022-06-16
JP2023553022A (ja) 2023-12-20
CN116888087A (zh) 2023-10-13
EP4255868A1 (fr) 2023-10-11

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