AR127779A1 - Producto refractario y su uso - Google Patents

Producto refractario y su uso

Info

Publication number
AR127779A1
AR127779A1 ARP220103243A ARP220103243A AR127779A1 AR 127779 A1 AR127779 A1 AR 127779A1 AR P220103243 A ARP220103243 A AR P220103243A AR P220103243 A ARP220103243 A AR P220103243A AR 127779 A1 AR127779 A1 AR 127779A1
Authority
AR
Argentina
Prior art keywords
product
weight
refractory product
zro2
molded
Prior art date
Application number
ARP220103243A
Other languages
English (en)
Inventor
Fred Brunk
Johannes Ruben Larsen
Original Assignee
P D Refractories Gmbh
Topsoe As
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 P D Refractories Gmbh, Topsoe As filed Critical P D Refractories Gmbh
Publication of AR127779A1 publication Critical patent/AR127779A1/es

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    • CCHEMISTRY; METALLURGY
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    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/10Shaped 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
    • C04B35/101Refractories from grain sized mixtures
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    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/10Shaped 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
    • C04B35/101Refractories from grain sized mixtures
    • C04B35/106Refractories from grain sized mixtures containing zirconium oxide or zircon (ZrSiO4)
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    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3224Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
    • C04B2235/3225Yttrium oxide or oxide-forming salts thereof
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    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3231Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3244Zirconium oxides, zirconates, hafnium oxides, hafnates, or oxide-forming salts thereof
    • C04B2235/3246Stabilised zirconias, e.g. YSZ or cerium stabilised zirconia
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    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/50Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/54Particle size related information
    • C04B2235/5418Particle size related information expressed by the size of the particles or aggregates thereof
    • C04B2235/5427Particle size related information expressed by the size of the particles or aggregates thereof millimeter or submillimeter sized, i.e. larger than 0,1 mm
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    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/50Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/54Particle size related information
    • C04B2235/5418Particle size related information expressed by the size of the particles or aggregates thereof
    • C04B2235/5445Particle 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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    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/50Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/54Particle size related information
    • C04B2235/5463Particle size distributions
    • C04B2235/5472Bimodal, multi-modal or multi-fraction
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    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74Physical characteristics
    • C04B2235/76Crystal structural characteristics, e.g. symmetry
    • C04B2235/762Cubic symmetry, e.g. beta-SiC
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    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74Physical characteristics
    • C04B2235/76Crystal structural characteristics, e.g. symmetry
    • C04B2235/762Cubic symmetry, e.g. beta-SiC
    • C04B2235/764Garnet structure A3B2(CO4)3
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    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74Physical characteristics
    • C04B2235/77Density
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    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/80Phases present in the sintered or melt-cast ceramic products other than the main phase
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    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/96Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
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    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/96Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
    • C04B2235/9669Resistance against chemicals, e.g. against molten glass or molten salts

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Oxide Ceramics (AREA)

Abstract

Un producto refractario cerámico grueso moldeado y cocido y un proceso para la preparación del producto y el uso del producto, el producto refractario cerámico grueso moldeado y cocido comprende: (a) una composición química que comprende un contenido de Al₂O₃: al menos 40% en peso; Y₂O₃: 2,0 - 57% en peso; ZrO₂: por debajo del 42,0% en peso; y (b) una matriz de enlace que comprende al menos un óxido mixto cristalino que contiene itria con modificación cúbica del sistema ternario Al₂O₃-Y₂O₃-ZrO₂.
ARP220103243A 2021-11-26 2022-11-25 Producto refractario y su uso AR127779A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DKPA202101121 2021-11-26

Publications (1)

Publication Number Publication Date
AR127779A1 true AR127779A1 (es) 2024-02-28

Family

ID=84488479

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP220103243A AR127779A1 (es) 2021-11-26 2022-11-25 Producto refractario y su uso

Country Status (3)

Country Link
AR (1) AR127779A1 (es)
TW (1) TW202334382A (es)
WO (1) WO2023094437A1 (es)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4960441A (en) 1987-05-11 1990-10-02 Norton Company Sintered alumina-zirconia ceramic bodies
DE3881113T2 (de) 1987-07-22 1993-12-02 Champion Spark Plug Co Aluminiumoxid-Zirkonoxid-Keramik.
US4966875A (en) 1987-09-24 1990-10-30 General Motors Corp. Wear-resistant ceramic for casting rare earth alloys
CN1315755C (zh) * 2003-03-31 2007-05-16 黑崎播磨株式会社 废弃物熔融炉用不含铬的不定形耐火材料及以其为内衬的废弃物熔融炉
DK201600605A1 (en) 2016-10-07 2018-04-16 Haldor Topsoe As Combustion Chamber Hot Face Refractory Lining

Also Published As

Publication number Publication date
WO2023094437A1 (en) 2023-06-01
TW202334382A (zh) 2023-09-01

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