BRPI0402986A - Processo para a preparação de subóxido de nióbio - Google Patents

Processo para a preparação de subóxido de nióbio

Info

Publication number
BRPI0402986A
BRPI0402986A BRPI0402986A BRPI0402986A BR PI0402986 A BRPI0402986 A BR PI0402986A BR PI0402986 A BRPI0402986 A BR PI0402986A BR PI0402986 A BRPI0402986 A BR PI0402986A
Authority
BR
Brazil
Prior art keywords
niobium suboxide
preparation
suboxide
preparing
niobium
Prior art date
Application number
Other languages
English (en)
Inventor
Christoph Schnitter
Original Assignee
Starck H C Gmbh
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 Starck H C Gmbh filed Critical Starck H C Gmbh
Publication of BRPI0402986A publication Critical patent/BRPI0402986A/pt

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
    • H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • H01G9/004—Details
    • H01G9/04—Electrodes or formation of dielectric layers thereon
    • H01G9/048—Electrodes or formation of dielectric layers thereon characterised by their structure
    • H01G9/052—Sintered electrodes
    • H01G9/0525—Powder therefor
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G33/00—Compounds of niobium
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    • 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
    • C04B35/495—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 vanadium, niobium, tantalum, molybdenum or tungsten oxides or solid solutions thereof with other oxides, e.g. vanadates, niobates, tantalates, molybdates or tungstates
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    • 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
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/62605—Treating the starting powders individually or as mixtures
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    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/62605—Treating the starting powders individually or as mixtures
    • C04B35/62645—Thermal treatment of powders or mixtures thereof other than sintering
    • C04B35/6268—Thermal treatment of powders or mixtures thereof other than sintering characterised by the applied pressure or type of atmosphere, e.g. in vacuum, hydrogen or a specific oxygen pressure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
    • H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • H01G9/004—Details
    • H01G9/04—Electrodes or formation of dielectric layers thereon
    • H01G9/042—Electrodes or formation of dielectric layers thereon characterised by the material
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    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
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    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3251—Niobium oxides, niobates, tantalum oxides, tantalates, or oxide-forming salts thereof
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    • C04B2235/658—Atmosphere during thermal treatment
    • C04B2235/6581—Total pressure below 1 atmosphere, e.g. vacuum
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    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]

Abstract

"PROCESSO PARA A PREPARAçãO DE SUBóXIDO DE NIóBIO". A presente invenção refere-se a um processo para a preparação de subóxido de nióbio da composição aproximada NbO, em que o subóxido de nióbio é especialmente adequado para a preparação de ânodos para condensadores de eletrólitos sólidos.
BRPI0402986 2003-07-22 2004-07-22 Processo para a preparação de subóxido de nióbio BRPI0402986A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2003133156 DE10333156A1 (de) 2003-07-22 2003-07-22 Verfahren zur Herstellung von Niobsuboxid

Publications (1)

Publication Number Publication Date
BRPI0402986A true BRPI0402986A (pt) 2005-05-24

Family

ID=34042009

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0402986 BRPI0402986A (pt) 2003-07-22 2004-07-22 Processo para a preparação de subóxido de nióbio

Country Status (15)

Country Link
US (2) US7341705B2 (pt)
EP (2) EP1508550B1 (pt)
JP (2) JP4317091B2 (pt)
KR (1) KR101129764B1 (pt)
CN (2) CN101298340A (pt)
AU (1) AU2004203208B2 (pt)
BR (1) BRPI0402986A (pt)
DE (2) DE10333156A1 (pt)
IL (1) IL163104A (pt)
MX (1) MXPA04007024A (pt)
PH (1) PH12008000260A1 (pt)
PT (1) PT1508550E (pt)
RU (1) RU2363660C2 (pt)
TW (1) TWI355424B (pt)
ZA (1) ZA200405851B (pt)

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MXPA04007024A (es) 2005-03-23
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PT1508550E (pt) 2009-05-22
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