FR2635516B1 - Fibres d'alumine modifiees - Google Patents

Fibres d'alumine modifiees

Info

Publication number
FR2635516B1
FR2635516B1 FR888812450A FR8812450A FR2635516B1 FR 2635516 B1 FR2635516 B1 FR 2635516B1 FR 888812450 A FR888812450 A FR 888812450A FR 8812450 A FR8812450 A FR 8812450A FR 2635516 B1 FR2635516 B1 FR 2635516B1
Authority
FR
France
Prior art keywords
alumina fibers
modified alumina
modified
fibers
alumina
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.)
Expired - Lifetime
Application number
FR888812450A
Other languages
English (en)
Other versions
FR2635516A1 (fr
Inventor
Seshadri Ramachandran
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of FR2635516A1 publication Critical patent/FR2635516A1/fr
Application granted granted Critical
Publication of FR2635516B1 publication Critical patent/FR2635516B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C04B35/01—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
    • 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
    • C04B35/62236—Fibres based on 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
    • Y10T428/2913—Rod, strand, filament or fiber

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Inorganic Fibers (AREA)
FR888812450A 1987-09-24 1988-09-23 Fibres d'alumine modifiees Expired - Lifetime FR2635516B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/100,760 US4921819A (en) 1987-09-24 1987-09-24 Hafnia modified alumina fibers

Publications (2)

Publication Number Publication Date
FR2635516A1 FR2635516A1 (fr) 1990-02-23
FR2635516B1 true FR2635516B1 (fr) 1992-03-06

Family

ID=22281396

Family Applications (1)

Application Number Title Priority Date Filing Date
FR888812450A Expired - Lifetime FR2635516B1 (fr) 1987-09-24 1988-09-23 Fibres d'alumine modifiees

Country Status (6)

Country Link
US (1) US4921819A (fr)
DE (1) DE3832314A1 (fr)
FR (1) FR2635516B1 (fr)
GB (1) GB2219791B (fr)
LU (1) LU87345A1 (fr)
NL (1) NL8802343A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5224970A (en) * 1989-03-01 1993-07-06 Sumitomo Chemical Co., Ltd. Abrasive material
US5217933A (en) * 1991-06-03 1993-06-08 Minnesota Mining And Manufacturing Company Yttria-alumina fibers
US5766789A (en) * 1995-09-29 1998-06-16 Energetics Systems Corporation Electrical energy devices
KR20200113032A (ko) * 2015-10-06 2020-10-05 엔테그리스, 아이엔씨. 고체 전구체의 저온 소결

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1249832B (fr) * 1960-11-29
US3311481A (en) * 1962-03-01 1967-03-28 Hitco Refractory fibers and methods of making them
US3270109A (en) * 1963-03-15 1966-08-30 Horizons Inc Preparation of inorganic oxide monofilaments
US3663182A (en) * 1968-03-29 1972-05-16 Union Carbide Corp Metal oxide fabrics
GB1264973A (fr) * 1968-12-23 1972-02-23
US3992498A (en) * 1970-06-19 1976-11-16 Imperial Chemical Industries Limited Refractory fiber preparation with use of high humidity atmosphere
US3808015A (en) * 1970-11-23 1974-04-30 Du Pont Alumina fiber
GB1360198A (en) * 1971-05-21 1974-07-17 Ici Ltd Zirconia fibres
GB1425934A (en) * 1972-03-15 1976-02-25 Ici Ltd Alumina
NL178586C (nl) * 1973-07-05 1986-04-16 Minnesota Mining & Mfg Werkwijze voor het vervaardigen van vuurvaste vezels.
GB1470292A (en) * 1974-03-20 1977-04-14 Ici Ltd Production of fibres
JPS584096B2 (ja) * 1976-07-23 1983-01-25 東芝モノフラツクス株式会社 酸化物多結晶繊維の製造方法
DE2744700C2 (de) * 1977-10-05 1987-05-27 Feldmühle AG, 4000 Düsseldorf Sinterwerkstoff auf Basis von dichten, nichtmetallischen Hartstoffen wie hochschmelzenden Metallcarbiden, Metallnitriden, Metallboriden und Metalloxiden mit darin eingelagerten Zirkon- und/oder Hafniumoxid
DE2920795A1 (de) * 1979-05-22 1980-12-04 Max Planck Gesellschaft Hochfester und temperaturwechselbestaendiger keramikformkoerper, insbesondere aus mullit, seine herstellung und verwendung
US4285732A (en) * 1980-03-11 1981-08-25 General Electric Company Alumina ceramic
US4286905A (en) * 1980-04-30 1981-09-01 Ford Motor Company Method of machining steel, malleable or nodular cast iron
DE3025596A1 (de) * 1980-07-05 1982-02-25 Feldmühle AG, 4000 Düsseldorf Ventilscheibe aus oxidkeramischem werkstoff
US4665040A (en) * 1982-01-12 1987-05-12 Kureha Chemical Industry Co., Ltd. Alumina-zirconia ceramic powders and a method of making the same
DE3216651A1 (de) * 1982-05-04 1983-11-10 Max Planck Gesellschaft zur Förderung der Wissenschaften e.V., 3400 Göttingen Keramischer formkoerper und verfahren und vorrichtung zu seiner herstellung
US4533647A (en) * 1983-10-27 1985-08-06 The Board Of Regents Acting For And On Behalf Of The University Of Michigan Ceramic compositions
US4552852A (en) * 1984-06-27 1985-11-12 Champion Spark Plug Company Alumina ceramic comprising a siliceous binder and at least one of zirconia and hafnia
DE3518844A1 (de) * 1985-05-24 1986-11-27 Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V., 3400 Göttingen Keramischer verbundwerkstoff
EP0212659B1 (fr) * 1985-08-29 1990-11-07 Toshiba Tungaloy Co. Ltd. Procédé de traitement plastique d'un corps céramique fritté sous pression ou sans pression et matériau céramique moulé formé par ce procédé
US4753904A (en) * 1986-08-20 1988-06-28 E. I. Du Pont De Nemours And Company Zirconia-modified alumina fiber
US4804645A (en) * 1987-03-27 1989-02-14 Sandvik Aktiebolag Ceramic material based on alumina and refractory hard constituents

Also Published As

Publication number Publication date
LU87345A1 (fr) 1994-10-03
DE3832314A1 (de) 1990-02-08
US4921819A (en) 1990-05-01
NL8802343A (nl) 1989-10-02
GB2219791A (en) 1989-12-20
FR2635516A1 (fr) 1990-02-23
GB8822403D0 (en) 1989-09-13
GB2219791B (en) 1991-09-18

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse
ST Notification of lapse