DE2511650C2 - Verfahren zur Herstellung von Aluminiumoxyd-Whiskern - Google Patents

Verfahren zur Herstellung von Aluminiumoxyd-Whiskern

Info

Publication number
DE2511650C2
DE2511650C2 DE2511650A DE2511650A DE2511650C2 DE 2511650 C2 DE2511650 C2 DE 2511650C2 DE 2511650 A DE2511650 A DE 2511650A DE 2511650 A DE2511650 A DE 2511650A DE 2511650 C2 DE2511650 C2 DE 2511650C2
Authority
DE
Germany
Prior art keywords
aluminum
aluminum oxide
reaction
whiskers
carbon
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
Application number
DE2511650A
Other languages
German (de)
English (en)
Other versions
DE2511650A1 (de
Inventor
Rex William Rawdon Leeds Yorkshire Grimshaw
John Gilleran Pointe Claire Quebec Peacey
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.)
Hepworth & Grandage Ltd Bradford Yorkshire Gb
Original Assignee
Hepworth & Grandage Ltd Bradford Yorkshire Gb
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 Hepworth & Grandage Ltd Bradford Yorkshire Gb filed Critical Hepworth & Grandage Ltd Bradford Yorkshire Gb
Publication of DE2511650A1 publication Critical patent/DE2511650A1/de
Application granted granted Critical
Publication of DE2511650C2 publication Critical patent/DE2511650C2/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
    • C30B25/005—Growth of whiskers or needles
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/10—Inorganic compounds or compositions
    • C30B29/16—Oxides
    • C30B29/20—Aluminium oxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/54—Particles characterised by their aspect ratio, i.e. the ratio of sizes in the longest to the shortest dimension
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/10—Solid density

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Chemical Vapour Deposition (AREA)
DE2511650A 1974-03-18 1975-03-18 Verfahren zur Herstellung von Aluminiumoxyd-Whiskern Expired DE2511650C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB11995/74A GB1489346A (en) 1974-03-18 1974-03-18 Production of a form of alumina whiskers

Publications (2)

Publication Number Publication Date
DE2511650A1 DE2511650A1 (de) 1975-09-25
DE2511650C2 true DE2511650C2 (de) 1984-05-10

Family

ID=9996506

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2511650A Expired DE2511650C2 (de) 1974-03-18 1975-03-18 Verfahren zur Herstellung von Aluminiumoxyd-Whiskern

Country Status (6)

Country Link
JP (1) JPS5748487B2 (sv)
DE (1) DE2511650C2 (sv)
FR (1) FR2264898B1 (sv)
GB (1) GB1489346A (sv)
IT (1) IT1041714B (sv)
SE (1) SE406316B (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8301320D0 (en) * 1983-01-18 1983-02-16 Ae Plc Reinforcement of articles of cast metal
JPS6223912A (ja) * 1985-07-23 1987-01-31 Showa Denko Kk 金属微粉の製造法
EP0280830A1 (en) * 1987-03-02 1988-09-07 Battelle Memorial Institute Method for producing metal or alloy casting, composites reinforced with fibrous or particulate materials
EP2599749A1 (en) 2011-11-30 2013-06-05 Neoker, S.L Method for the purification of alpha-alumina fibers
CN114606571A (zh) * 2022-04-02 2022-06-10 陕西理工大学 一种利用高炉矿渣制备的氧化铝晶须及其制备方法

Also Published As

Publication number Publication date
SE406316B (sv) 1979-02-05
FR2264898A1 (sv) 1975-10-17
DE2511650A1 (de) 1975-09-25
GB1489346A (en) 1977-10-19
IT1041714B (it) 1980-01-10
JPS50127896A (sv) 1975-10-08
JPS5748487B2 (sv) 1982-10-16
FR2264898B1 (sv) 1978-12-29
SE7502996L (sv) 1975-09-19

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Legal Events

Date Code Title Description
8141 Disposal/no request for examination
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee