DE666348T1 - Thermisch stabile Isolierbauteile aus feuerfesten Keramikfasern. - Google Patents

Thermisch stabile Isolierbauteile aus feuerfesten Keramikfasern.

Info

Publication number
DE666348T1
DE666348T1 DE0666348T DE94402997T DE666348T1 DE 666348 T1 DE666348 T1 DE 666348T1 DE 0666348 T DE0666348 T DE 0666348T DE 94402997 T DE94402997 T DE 94402997T DE 666348 T1 DE666348 T1 DE 666348T1
Authority
DE
Germany
Prior art keywords
crystals
fibres
weight
element according
refractory ceramic
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
DE0666348T
Other languages
English (en)
Inventor
Joseph Recasens
Daniel Urffer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Societe Europeenne des Produits Refractaires SAS
Original Assignee
Societe Europeenne des Produits Refractaires SAS
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 Societe Europeenne des Produits Refractaires SAS filed Critical Societe Europeenne des Produits Refractaires SAS
Publication of DE666348T1 publication Critical patent/DE666348T1/de
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • 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
    • C04B35/62227—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products obtaining fibres
    • C04B35/62231—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products obtaining fibres based on oxide ceramics
    • C04B35/6224—Fibres based on silica
    • C04B35/62245—Fibres based on silica rich in aluminium oxide
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2904—Staple length fiber
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2933—Coated or with bond, impregnation or core
    • Y10T428/294—Coated or with bond, impregnation or core including metal or compound thereof [excluding glass, ceramic and asbestos]
    • Y10T428/2942—Plural coatings
    • Y10T428/2949—Glass, ceramic or metal oxide in coating

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Fibers (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Thermal Insulation (AREA)
  • Inorganic Insulating Materials (AREA)

Claims (5)

Anmeldungs-Nr. 94 402 997.4 SMB Veröffentlichungs-Nr. 0 666 348 Patentansprüche
1. Thermisch isolierendes feuerfestes Element, das im wesentlichen aus feuerfesten keramischen Fasern besteht, die mechanisch miteinander vereinigt sind und deren Zusammensetzung wenigstens insgesamt 97,5 Gew.-% Aluminiumoxid, Siliciumdioxid und Zirkoniumoxid umfaßt, dadurch gekennzeichnet, daß: "·&Ngr;
a) kein organisches oder mineralisches Bindemittel die Fasern miteinander verbindet;
b) die Fasern die folgende chemische Zusammensetzung in Gew.-% haben:
Al2O3 : 33-45%
SiO2 : 41-53%
ZrO2 : 5,5-17%
MgO : 0,02-2%
andere Oxide: < 0,50%, wobei Fe2O3 + TiO2 s 0,20% und Na2O + CaO + K2O s 0,30%;
c) die Fasern in der ganzen Masse des Elements in homogener Weise einen Kristallanteil von wenigstens 3 0% und höchstens 64% bilden, wobei die vorhandenen Kristalle im wesentlichen aus Mullitkristallen und tetragonalen Zirkoniumdioxidkristallen bestehen; und
d) das Element, nachdem es während 24 Stunden bei 14 500C gehalten worden ist, einen linearen Schwund von höchstens 3% aufweist.
2. Element gemäß Anspruch 1, dadurch gekennzeichnet, daß der lineare Schwund 2,5% nicht überschreitet.
3. Element gemäß Anspruch 1 oder 2, dadurch gekennzeichnet, daß der ZrO2-Gehalt wenigstens 10 Gew.-% beträgt.
4. Element gemäß einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß es eine definitionsgemäß gemessene Elastizität von wenigstens 33% aufweist.
5. Element gemäß einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß es weniger als 2,5 Gew.-% monokline Zirkoniumdioxidkristalle und höchstens 1 Gew.-% Cristobalitkristalle enthält.
DE0666348T 1993-12-28 1994-12-22 Thermisch stabile Isolierbauteile aus feuerfesten Keramikfasern. Pending DE666348T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9315754A FR2714373B1 (fr) 1993-12-28 1993-12-28 Eléments thermo-isolants à base de fibres céramiques réfractaires thermiquement stabilisées.

Publications (1)

Publication Number Publication Date
DE666348T1 true DE666348T1 (de) 1996-02-29

Family

ID=9454478

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69410231T Expired - Fee Related DE69410231T2 (de) 1993-12-28 1994-12-22 Thermisch stabile Isolierbauteile aus feuerfesten Keramikfasern
DE0666348T Pending DE666348T1 (de) 1993-12-28 1994-12-22 Thermisch stabile Isolierbauteile aus feuerfesten Keramikfasern.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69410231T Expired - Fee Related DE69410231T2 (de) 1993-12-28 1994-12-22 Thermisch stabile Isolierbauteile aus feuerfesten Keramikfasern

Country Status (8)

Country Link
US (1) US5631084A (de)
EP (1) EP0666348B1 (de)
JP (1) JP2609077B2 (de)
AT (1) ATE166115T1 (de)
CA (1) CA2138595A1 (de)
DE (2) DE69410231T2 (de)
FR (1) FR2714373B1 (de)
HU (1) HU215540B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102617158A (zh) * 2012-03-15 2012-08-01 苏州伊索来特耐火纤维有限公司 一种1500℃不含铬硅酸铝纤维毯
DE102020121221A1 (de) * 2020-08-12 2022-02-17 Deutsche Institute Für Textil- Und Faserforschung Denkendorf ZrO2-stabilisierte Mullitfasern, Verfahren zu deren Herstellung und Verwendung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2873197A (en) * 1955-01-21 1959-02-10 Carborundum Co Refractory fibrous material
FR2403317A1 (fr) * 1977-09-19 1979-04-13 Produits Refractaires Dalle isolante en fibres refractaires
FR2493910A1 (fr) * 1980-11-13 1982-05-14 Produits Refractaires Agent de soutenement a base de zircone et de silice pour fractures geologiques profondes
FR2507594B1 (fr) * 1981-06-12 1985-06-28 Lafarge Refractaires Ensemble modulaire en fibres ceramiques pour le garnissage des fours et son mode de mise en oeuvre
US4555492A (en) * 1983-04-22 1985-11-26 Manville Service Corporation High temperature refractory fiber
FR2664586B1 (fr) * 1983-04-22 1994-09-30 Manville Service Corp Composition pour fibres inorganiques synthetiques, produit constitue de fibres et d'un ciment et fibre refractaire pour les hautes temperatures.
US4558015A (en) * 1983-04-22 1985-12-10 Manville Service Corporation Chemically resistant refractory fiber
FR2627483A1 (fr) * 1988-02-19 1989-08-25 Produits Refractaires Pieces ceramiques minces obtenues par fusion et moulage d'une composition du systeme al2o-zro2-sio2-k2o ayant de bonnes proprietes de resistance mecanique et de resistance a l'abrasion
DE4009407A1 (de) * 1990-03-23 1991-09-26 Rath Deutschland Gmbh Verfahren zur herstellung von bindemittelfreien anorganischen mischfaserprodukten
DE9014423U1 (de) * 1990-10-18 1991-04-11 Gerstenmeier, Hermann, 53881 Euskirchen Abgasfilter
US5137848A (en) * 1990-12-13 1992-08-11 E. I. Du Pont De Nemours And Company Dielectric composition containing kerf additive

Also Published As

Publication number Publication date
JPH07206506A (ja) 1995-08-08
FR2714373B1 (fr) 1996-03-01
HUT70366A (en) 1995-10-30
US5631084A (en) 1997-05-20
EP0666348A1 (de) 1995-08-09
ATE166115T1 (de) 1998-05-15
JP2609077B2 (ja) 1997-05-14
HU9403585D0 (en) 1995-03-28
EP0666348B1 (de) 1998-05-13
FR2714373A1 (fr) 1995-06-30
CA2138595A1 (en) 1995-06-29
DE69410231D1 (de) 1998-06-18
DE69410231T2 (de) 1998-10-29
HU215540B (hu) 1999-01-28

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