FR1464222A - Procédé de préparation de nitrures finement divisés et non pyrophores des éléments zirconium, hafnium, niobium et tantale - Google Patents

Procédé de préparation de nitrures finement divisés et non pyrophores des éléments zirconium, hafnium, niobium et tantale

Info

Publication number
FR1464222A
FR1464222A FR41211A FR41211A FR1464222A FR 1464222 A FR1464222 A FR 1464222A FR 41211 A FR41211 A FR 41211A FR 41211 A FR41211 A FR 41211A FR 1464222 A FR1464222 A FR 1464222A
Authority
FR
France
Prior art keywords
pyrophoric
nitrides
hafnium
niobium
tantalum
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
FR41211A
Other languages
English (en)
French (fr)
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.)
Novartis AG
BASF Schweiz AG
Original Assignee
Ciba Geigy AG
Ciba AG
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 Ciba Geigy AG, Ciba AG filed Critical Ciba Geigy AG
Application granted granted Critical
Publication of FR1464222A publication Critical patent/FR1464222A/fr
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B82NANOTECHNOLOGY
    • B82YSPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00Nanotechnology for materials or surface science, e.g. nanocomposites
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00Nitrogen; Compounds thereof
    • C01B21/06Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
    • C01B21/076Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with titanium or zirconium or hafnium
    • C01B21/0763Preparation from titanium, zirconium or hafnium halides
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00Nitrogen; Compounds thereof
    • C01B21/06Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
    • C01B21/0615Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with transition metals other than titanium, zirconium or hafnium
    • C01B21/0617Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with transition metals other than titanium, zirconium or hafnium with vanadium, niobium or tantalum
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00Crystal-structural characteristics
    • C01P2002/70Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/77Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by unit-cell parameters, atom positions or structure diagrams
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/60Particles characterised by their size
    • C01P2004/62Submicrometer sized, i.e. from 0.1-1 micrometer
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/60Particles characterised by their size
    • C01P2004/64Nanometer sized, i.e. from 1-100 nanometer
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/10Solid density
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/12Surface area

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nanotechnology (AREA)
  • Composite Materials (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Catalysts (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
FR41211A 1964-12-10 1965-12-07 Procédé de préparation de nitrures finement divisés et non pyrophores des éléments zirconium, hafnium, niobium et tantale Expired FR1464222A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1599964 1964-12-10

Publications (1)

Publication Number Publication Date
FR1464222A true FR1464222A (fr) 1966-12-30

Family

ID=4413678

Family Applications (1)

Application Number Title Priority Date Filing Date
FR41211A Expired FR1464222A (fr) 1964-12-10 1965-12-07 Procédé de préparation de nitrures finement divisés et non pyrophores des éléments zirconium, hafnium, niobium et tantale

Country Status (8)

Country Link
US (1) US3429661A (enExample)
AT (1) AT259518B (enExample)
BE (1) BE673534A (enExample)
FR (1) FR1464222A (enExample)
GB (1) GB1133777A (enExample)
IL (1) IL24635A (enExample)
NL (2) NL6516039A (enExample)
SE (1) SE327390B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51147432A (en) * 1975-06-13 1976-12-17 Nippon Steel Corp Powder additive for making ingot and for continuous casting
US4515763A (en) * 1981-07-15 1985-05-07 Board Of Trustees Of Leland Stanford Jr. Univeristy High specific surface area carbides and nitrides
US4608243A (en) * 1983-04-04 1986-08-26 Borg-Warner Corporation High hardness hafnium nitride
DE3339490C2 (de) * 1983-10-31 1987-01-22 Institut metallurgii imeni A.A. Bajkova Akademii Nauk SSSR, Moskau/Moskva Verfahren zur plasmachemischen Gewinnung eines feindispersen Pulvers
US4929433A (en) * 1987-10-22 1990-05-29 Alfred University Method for the preparation of sinterable nitrides

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3005762A (en) * 1958-01-20 1961-10-24 Aero Chem Res Lab Inc Electric discharge jet stream
US3253886A (en) * 1961-05-09 1966-05-31 Union Carbide Corp Process for producing ultrafine powders of refractory materials
US3320145A (en) * 1961-11-14 1967-05-16 Union Carbide Corp Arc torch reduction of metal halide
DE1160831B (de) * 1962-04-21 1964-01-09 Knapsack Ag Verfahren und Vorrichtung zur Herstellung von Titannitrid

Also Published As

Publication number Publication date
US3429661A (en) 1969-02-25
GB1133777A (en) 1968-11-20
NL6516039A (enExample) 1966-06-13
NL135677C (enExample)
BE673534A (enExample) 1966-06-09
SE327390B (enExample) 1970-08-24
IL24635A (en) 1969-05-28
AT259518B (de) 1968-01-25

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