BRPI0402765A - Pó de subóxido de nióbio - Google Patents

Pó de subóxido de nióbio

Info

Publication number
BRPI0402765A
BRPI0402765A BR0402765-5A BRPI0402765A BRPI0402765A BR PI0402765 A BRPI0402765 A BR PI0402765A BR PI0402765 A BRPI0402765 A BR PI0402765A BR PI0402765 A BRPI0402765 A BR PI0402765A
Authority
BR
Brazil
Prior art keywords
niobium
suboxide powder
niobium suboxide
suboxide
ppm
Prior art date
Application number
BR0402765-5A
Other languages
English (en)
Inventor
Oliver Thomas
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 BRPI0402765A publication Critical patent/BRPI0402765A/pt
Publication of BRPI0402765B1 publication Critical patent/BRPI0402765B1/pt

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
    • H01B3/12—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances ceramics
    • 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
    • C01F5/00—Compounds of magnesium
    • C01F5/02—Magnesia
    • 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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    • C04B35/622—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
    • C04B35/62645—Thermal treatment of powders or mixtures thereof other than sintering
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    • 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
    • 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
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Abstract

"Pó DE SUBóXIDO DE NIóBIO". A presente invenção refere-se a um pó de subóxido de nióbio contendo 100 até 600 ppm de magnésio e/ou 50 até 400 ppm de molibdênio e/ou tungstênio, que é adequado para a preparação de condensadores com uma camada isoladora de pentóxido de nióbio, ânodos de condensadores preparados a partir do pó de subóxido de nióbio, bem como condensadores correspondentes.
BRPI0402765-5B1A 2003-07-15 2004-07-13 pó de subóxido de nióbio, anodo de subóxido de nióbio e capacitor de eletrólito sólido BRPI0402765B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10331891 2003-07-15

Publications (2)

Publication Number Publication Date
BRPI0402765A true BRPI0402765A (pt) 2005-05-31
BRPI0402765B1 BRPI0402765B1 (pt) 2013-07-23

Family

ID=33461924

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0402765-5B1A BRPI0402765B1 (pt) 2003-07-15 2004-07-13 pó de subóxido de nióbio, anodo de subóxido de nióbio e capacitor de eletrólito sólido

Country Status (13)

Country Link
US (2) US7381396B2 (pt)
EP (1) EP1498391B1 (pt)
JP (2) JP2005035885A (pt)
KR (1) KR20050008488A (pt)
CN (2) CN101407338A (pt)
AU (1) AU2004203145B2 (pt)
BR (1) BRPI0402765B1 (pt)
DE (1) DE502004011120D1 (pt)
MX (1) MXPA04006812A (pt)
PT (1) PT1498391E (pt)
RU (1) RU2369563C2 (pt)
TW (1) TWI367262B (pt)
ZA (1) ZA200405532B (pt)

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US7175823B2 (en) * 2002-02-27 2007-02-13 Stella Chemifa Kabushiki Kaisha Purification method for producing high purity niobium compound and/or tantalum compound
DE502004011120D1 (de) * 2003-07-15 2010-06-17 Starck H C Gmbh Niobsuboxidpulver
DE10347702B4 (de) * 2003-10-14 2007-03-29 H.C. Starck Gmbh Sinterkörper auf Basis Niobsuboxid
JP5460961B2 (ja) * 2004-09-30 2014-04-02 キャボット コーポレイション シリカの製造方法
JP2006206428A (ja) * 2004-12-27 2006-08-10 Mitsui Mining & Smelting Co Ltd ニオブ酸化物及びその製造方法
AU2006254330B2 (en) * 2005-06-03 2012-07-05 H.C. Starck Gmbh Niobium suboxides
US8264819B2 (en) 2005-08-19 2012-09-11 Avx Corporation Polymer based solid state capacitors and a method of manufacturing them
GB0517952D0 (en) * 2005-09-02 2005-10-12 Avx Ltd Method of forming anode bodies for solid state capacitors
GB0622463D0 (en) * 2006-11-10 2006-12-20 Avx Ltd Powder modification in the manufacture of solid state capacitor anodes
JP4969233B2 (ja) * 2006-12-20 2012-07-04 三洋電機株式会社 固体電解コンデンサ及び固体電解コンデンサ用のニオブ製陽極リードの製造方法
US8040660B2 (en) * 2007-07-18 2011-10-18 Cabot Corporation High voltage niobium oxides and capacitors containing same
CN100577574C (zh) * 2007-08-25 2010-01-06 宁夏东方钽业股份有限公司 低价氧化铌或铌粉的制备方法
US7760487B2 (en) * 2007-10-22 2010-07-20 Avx Corporation Doped ceramic powder for use in forming capacitor anodes
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DE502004011120D1 (de) 2010-06-17
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CN101407338A (zh) 2009-04-15
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