BR9710425A - M-todo para reduzir o teor de oxig-nio em materiais de valvula de metal - Google Patents

M-todo para reduzir o teor de oxig-nio em materiais de valvula de metal

Info

Publication number
BR9710425A
BR9710425A BR9710425A BR9710425A BR9710425A BR 9710425 A BR9710425 A BR 9710425A BR 9710425 A BR9710425 A BR 9710425A BR 9710425 A BR9710425 A BR 9710425A BR 9710425 A BR9710425 A BR 9710425A
Authority
BR
Brazil
Prior art keywords
reduce
oxygen content
metal valve
valve materials
materials
Prior art date
Application number
BR9710425A
Other languages
English (en)
Inventor
James A Fefe
Original Assignee
Cabot Corp
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 Cabot Corp filed Critical Cabot Corp
Publication of BR9710425A publication Critical patent/BR9710425A/pt

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/14—Treatment of metallic powder
    • B22F1/145—Chemical treatment, e.g. passivation or decarburisation
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B34/00—Obtaining refractory metals
    • C22B34/20—Obtaining niobium, tantalum or vanadium
    • C22B34/24—Obtaining niobium or tantalum
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture And Refinement Of Metals (AREA)
BR9710425A 1996-04-05 1997-03-31 M-todo para reduzir o teor de oxig-nio em materiais de valvula de metal BR9710425A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/628,878 US5993513A (en) 1996-04-05 1996-04-05 Method for controlling the oxygen content in valve metal materials
PCT/US1997/005265 WO1997038143A1 (en) 1996-04-05 1997-03-31 Method for lowering the oxygen content in valve metal materials

Publications (1)

Publication Number Publication Date
BR9710425A true BR9710425A (pt) 1999-08-17

Family

ID=24520688

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9710425A BR9710425A (pt) 1996-04-05 1997-03-31 M-todo para reduzir o teor de oxig-nio em materiais de valvula de metal

Country Status (12)

Country Link
US (2) US5993513A (pt)
JP (1) JP3655317B2 (pt)
CN (1) CN1077143C (pt)
AU (1) AU2428997A (pt)
BR (1) BR9710425A (pt)
CZ (1) CZ320298A3 (pt)
DE (2) DE19781680T1 (pt)
GB (1) GB2326646B (pt)
IL (1) IL126449A (pt)
RU (1) RU2192491C2 (pt)
TW (1) TW502067B (pt)
WO (1) WO1997038143A1 (pt)

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US5993513A (en) * 1996-04-05 1999-11-30 Cabot Corporation Method for controlling the oxygen content in valve metal materials
CZ303684B6 (cs) * 1998-05-06 2013-03-06 H. C. Starck Inc. Slitinový prásek, zpusob jeho výroby, anoda kondenzátoru z tohoto slitinového prásku a kondenzátor, a prásek slitiny niobu a tantalu
US6576038B1 (en) * 1998-05-22 2003-06-10 Cabot Corporation Method to agglomerate metal particles and metal particles having improved properties
US6462934B2 (en) 1998-09-16 2002-10-08 Cabot Corporation Methods to partially reduce a niobium metal oxide and oxygen reduced niobium oxides
US6416730B1 (en) * 1998-09-16 2002-07-09 Cabot Corporation Methods to partially reduce a niobium metal oxide oxygen reduced niobium oxides
US6391275B1 (en) 1998-09-16 2002-05-21 Cabot Corporation Methods to partially reduce a niobium metal oxide and oxygen reduced niobium oxides
US6515846B1 (en) * 1999-02-08 2003-02-04 H.C. Starck, Inc. Capacitor substrates made of refractory metal nitrides
CN100381234C (zh) * 1999-03-19 2008-04-16 卡伯特公司 通过研磨制备铌和其它金属粉末
JP3585791B2 (ja) * 1999-11-04 2004-11-04 Ｎｅｃトーキン株式会社 固体電解コンデンサ用陽極体の製造方法及びその製造方法に用いられる連続焼結装置
DE19953946A1 (de) * 1999-11-09 2001-05-10 Starck H C Gmbh Co Kg Kondensatorpulver
US6576099B2 (en) 2000-03-23 2003-06-10 Cabot Corporation Oxygen reduced niobium oxides
CA2412865A1 (en) * 2000-06-29 2002-01-10 Johnson & Johnson Consumer Companies, Inc. Electrostatic impregnation of powders on substrates
JP2002060803A (ja) * 2000-08-10 2002-02-28 Showa Kyabotto Super Metal Kk 電解コンデンサ用タンタル焼結体の製造方法
JP2002093666A (ja) * 2000-09-20 2002-03-29 Showa Denko Kk ニオブ粉、それを用いた焼結体及びそれを用いたコンデンサ
IL155746A0 (en) * 2000-11-06 2003-12-23 Cabot Corp Modified oxygen reduced valve metal oxides
JP4521849B2 (ja) * 2000-12-01 2010-08-11 昭和電工株式会社 コンデンサ用ニオブ粉と該ニオブ粉を用いた焼結体および該焼結体を用いたコンデンサ
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WO2003022741A2 (en) * 2001-09-12 2003-03-20 F.W. Gartner Thermal Spraying Company Nanostructured titania coated titanium
US20040055420A1 (en) * 2002-05-30 2004-03-25 Arkady Garbar Method for enhancing surface area of bulk metals
US20040078308A1 (en) * 2002-10-21 2004-04-22 Michaluk Christopher A. Method of supplying metal material for manufacture of sputtering targets and other articles
US20040186810A1 (en) * 2003-02-14 2004-09-23 Michaluk Christopher A. Method of supplying sputtering targets to fabricators and other users
US7655214B2 (en) 2003-02-26 2010-02-02 Cabot Corporation Phase formation of oxygen reduced valve metal oxides and granulation methods
US7157073B2 (en) * 2003-05-02 2007-01-02 Reading Alloys, Inc. Production of high-purity niobium monoxide and capacitor production therefrom
US7445679B2 (en) * 2003-05-16 2008-11-04 Cabot Corporation Controlled oxygen addition for metal material
JP4773355B2 (ja) 2003-05-19 2011-09-14 キャボット コーポレイション ニオブ酸化物及び酸素が低減したニオブ酸化物の製造方法
US7228722B2 (en) * 2003-06-09 2007-06-12 Cabot Corporation Method of forming sputtering articles by multidirectional deformation
WO2005045860A1 (en) * 2003-11-10 2005-05-19 Showa Denko K.K. Niobium powder for capacitor, niobium sintered body and capacitor
US20050234545A1 (en) * 2004-04-19 2005-10-20 Yea-Yang Su Amorphous oxide surface film for metallic implantable devices and method for production thereof
CN101010160A (zh) * 2004-06-28 2007-08-01 卡伯特公司 高电容钽片及其制备方法
US20080011124A1 (en) * 2004-09-08 2008-01-17 H.C. Starck Gmbh & Co. Kg Deoxidation of Valve Metal Powders
MX2007013600A (es) 2005-05-05 2008-01-24 Starck H C Gmbh Metodo para revestir una superficie de bustrato y producto revestido.
EP1880036A2 (en) * 2005-05-05 2008-01-23 H.C. Starck GmbH Coating process for manufacture or reprocessing of sputter targets and x-ray anodes
US7099143B1 (en) 2005-05-24 2006-08-29 Avx Corporation Wet electrolytic capacitors
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
WO2007103309A2 (en) 2006-03-07 2007-09-13 Cabot Corporation Methods of producing deformed metal articles
US7480130B2 (en) 2006-03-09 2009-01-20 Avx Corporation Wet electrolytic capacitor
US7511943B2 (en) 2006-03-09 2009-03-31 Avx Corporation Wet electrolytic capacitor containing a cathode coating
US20080078268A1 (en) 2006-10-03 2008-04-03 H.C. Starck Inc. Process for preparing metal powders having low oxygen content, powders so-produced and uses thereof
US20080145688A1 (en) 2006-12-13 2008-06-19 H.C. Starck Inc. Method of joining tantalum clade steel structures
US8197894B2 (en) 2007-05-04 2012-06-12 H.C. Starck Gmbh Methods of forming sputtering targets
US7981191B2 (en) * 2007-10-15 2011-07-19 Hi-Temp Specialty Metals, Inc. Method for the production of tantalum powder using reclaimed scrap as source material
US7760487B2 (en) * 2007-10-22 2010-07-20 Avx Corporation Doped ceramic powder for use in forming capacitor anodes
US7768773B2 (en) * 2008-01-22 2010-08-03 Avx Corporation Sintered anode pellet etched with an organic acid for use in an electrolytic capacitor
US7760488B2 (en) * 2008-01-22 2010-07-20 Avx Corporation Sintered anode pellet treated with a surfactant for use in an electrolytic capacitor
US7852615B2 (en) * 2008-01-22 2010-12-14 Avx Corporation Electrolytic capacitor anode treated with an organometallic compound
US20090279233A1 (en) * 2008-05-12 2009-11-12 Yuri Freeman High volumetric efficiency anodes for electrolytic capacitors
US8246903B2 (en) 2008-09-09 2012-08-21 H.C. Starck Inc. Dynamic dehydriding of refractory metal powders
US8043655B2 (en) * 2008-10-06 2011-10-25 H.C. Starck, Inc. Low-energy method of manufacturing bulk metallic structures with submicron grain sizes
US8203827B2 (en) * 2009-02-20 2012-06-19 Avx Corporation Anode for a solid electrolytic capacitor containing a non-metallic surface treatment
US8310815B2 (en) * 2009-04-20 2012-11-13 Kemet Electronics Corporation High voltage and high efficiency polymer electrolytic capacitors
WO2013049274A2 (en) 2011-09-29 2013-04-04 H.C. Starck, Inc. Large-area sputtering targets and methods of manufacturing large-area sputtering targets
US20140294663A1 (en) * 2011-11-29 2014-10-02 Showa Denko K.K. Method for manufacturing fine tungsten powder
US20180144874A1 (en) 2016-10-21 2018-05-24 Global Advanced Metals, Usa, Inc. Tantalum Powder, Anode, And Capacitor Including Same, And Manufacturing Methods Thereof
CN106834671B (zh) * 2017-03-30 2018-08-28 贵州大学 一种强力搅拌充气式浸出槽
US11077497B2 (en) 2017-06-07 2021-08-03 Global Titanium Inc. Deoxidation of metal powders
US20190271068A1 (en) 2018-03-05 2019-09-05 Global Advanced Metals Usa, Inc. Powder Metallurgy Sputtering Targets And Methods Of Producing Same
KR102389784B1 (ko) 2018-03-05 2022-04-22 글로벌 어드밴스드 메탈스 유에스에이, 아이엔씨. 구형 분말을 함유하는 애노드 및 커패시터
CA3091448C (en) 2018-03-05 2024-03-19 Craig Sungail Spherical tantalum powder, products containing the same, and methods of making the same
WO2020123265A1 (en) 2018-12-12 2020-06-18 Global Advanced Metals Usa, Inc. Spherical niobium alloy powder, products containing the same, and methods of making the same
RU2708899C1 (ru) * 2019-05-10 2019-12-12 федеральное государственное автономное образовательное учреждение высшего образования "Южный федеральный университет" Способ определения ёмкости хранения кислорода в оксидных материалах
TW202106893A (zh) 2019-07-19 2021-02-16 美商環球高級金屬美國公司 球形鉭－鈦合金粉末，包含彼之產品及製備彼之方法
CN114068190A (zh) * 2021-11-16 2022-02-18 中国振华(集团)新云电子元器件有限责任公司(国营第四三二六厂) 一种提高钽电容器绝缘强度的方法

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Also Published As

Publication number Publication date
RU2192491C2 (ru) 2002-11-10
CN1077143C (zh) 2002-01-02
DE19781680B4 (de) 2008-02-21
WO1997038143A1 (en) 1997-10-16
TW502067B (en) 2002-09-11
GB2326646A (en) 1998-12-30
US5993513A (en) 1999-11-30
US6312642B1 (en) 2001-11-06
JP3655317B2 (ja) 2005-06-02
CZ320298A3 (cs) 1999-12-15
GB9821831D0 (en) 1998-12-02
IL126449A0 (en) 1999-08-17
IL126449A (en) 2001-07-24
AU2428997A (en) 1997-10-29
JP2000508378A (ja) 2000-07-04
CN1221458A (zh) 1999-06-30
DE19781680T1 (de) 1999-04-15
GB2326646B (en) 2000-07-19

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Legal Events

Date Code Title Description
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 10A , 11A E 12A ANUIDADES.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AO DESPACHO 24.3 PUBLICADO NA RPI 2002 DE 19/05/2009.