BRPI0516563A - pó de tántalo para a produção de condensadores eletrolìticos sólidos - Google Patents

pó de tántalo para a produção de condensadores eletrolìticos sólidos

Info

Publication number
BRPI0516563A
BRPI0516563A BRPI0516563-6A BRPI0516563A BRPI0516563A BR PI0516563 A BRPI0516563 A BR PI0516563A BR PI0516563 A BRPI0516563 A BR PI0516563A BR PI0516563 A BRPI0516563 A BR PI0516563A
Authority
BR
Brazil
Prior art keywords
production
solid electrolytic
tantalum powder
value
electrolytic capacitors
Prior art date
Application number
BRPI0516563-6A
Other languages
English (en)
Inventor
Helmut Haas
Ulrich Bartmann
Original Assignee
Starck H C Gmbh Co Kg
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 Co Kg filed Critical Starck H C Gmbh Co Kg
Publication of BRPI0516563A publication Critical patent/BRPI0516563A/pt
Publication of BRPI0516563B1 publication Critical patent/BRPI0516563B1/pt

Links

Classifications

    • 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
    • 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
    • B22F1/05—Metallic powder characterised by the size or surface area of the particles
    • B22F1/052—Metallic powder characterised by the size or surface area of the particles characterised by a mixture of particles of different sizes or by the particle size distribution
    • 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
    • H01G9/042—Electrodes or formation of dielectric layers thereon characterised by the material
    • 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
    • H01G9/0525—Powder therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Conductive Materials (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

Pó DE TáNTALO PARA A PRODUçãO DE CONDENSADORES ELETROLìTICOS SóLIDOS. Pó de tântalo constituído por partículas primárias aglomeradas com uma dimensão mínima de partícula primária de 0,2 a 0,8 <109>m, uma superfície especifica de 0,9 a 2,5 m¬ 2¬/g e uma distribuição de dimensão de partícula definida segundo a ASTM B 822 correspondendo a um valor D10 de 5 a 25 <109>m, um valor D50 de 20 a 140 <109>m e um valor D90 de 40 a 250 <109>m, sendo que o pó encontra-se livre de um teor ativo de agente de proteção desinterização.
BRPI0516563-6A 2004-10-08 2005-09-24 Pó de tântalo para a produção de capacitadores eletrolíticos sólidos, anodo de capacitor eletrolítico sólido e capacitor eletrolítico sólido BRPI0516563B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102004049040A DE102004049040B4 (de) 2004-10-08 2004-10-08 Verfahren zur Herstellung von Festelektrolytkondensatoren
DE102004049040.6 2004-10-08
PCT/EP2005/010361 WO2006037497A1 (de) 2004-10-08 2005-09-24 Tantalpulver zur herstellung von festelektrolytkondensatoren

Publications (2)

Publication Number Publication Date
BRPI0516563A true BRPI0516563A (pt) 2008-09-09
BRPI0516563B1 BRPI0516563B1 (pt) 2014-03-11

Family

ID=35645881

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0516563-6A BRPI0516563B1 (pt) 2004-10-08 2005-09-24 Pó de tântalo para a produção de capacitadores eletrolíticos sólidos, anodo de capacitor eletrolítico sólido e capacitor eletrolítico sólido

Country Status (17)

Country Link
US (1) US7898794B2 (pt)
EP (1) EP1843868B1 (pt)
JP (2) JP5150256B2 (pt)
KR (1) KR101285491B1 (pt)
CN (1) CN101035640B (pt)
AT (1) ATE517707T1 (pt)
AU (1) AU2005291557B2 (pt)
BR (1) BRPI0516563B1 (pt)
DE (1) DE102004049040B4 (pt)
IL (2) IL203658A (pt)
MX (1) MX2007003962A (pt)
PT (1) PT1843868E (pt)
RU (1) RU2414990C2 (pt)
SV (1) SV2006002260A (pt)
TW (1) TWI386263B (pt)
WO (1) WO2006037497A1 (pt)
ZA (1) ZA200702885B (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007130483A2 (en) * 2006-05-05 2007-11-15 Cabot Corporation Tantalum powder with smooth surface and methods of manufacturing same
DE102008026304A1 (de) * 2008-06-02 2009-12-03 H.C. Starck Gmbh Verfahren zur Herstellung von Elektrolytkondensatoren mit niedrigem Leckstrom
DE102013213723A1 (de) 2012-07-19 2014-01-23 Avx Corporation Festelektrolytkondensator mit erhöhter Feucht-zu-Trocken-Kapazität
US9548163B2 (en) 2012-07-19 2017-01-17 Avx Corporation Solid electrolytic capacitor with improved performance at high voltages
DE102013213720A1 (de) 2012-07-19 2014-01-23 Avx Corporation Temperaturstabiler Festelektrolytkondensator
CN103578768B (zh) 2012-07-19 2017-10-31 Avx公司 用在电解电容器固体电解质中的非离子表面活性剂
GB2512480B (en) 2013-03-13 2018-05-30 Avx Corp Solid electrolytic capacitor for use in extreme conditions
DE102013206603A1 (de) * 2013-04-12 2014-10-16 H.C. Starck Gmbh Verfahren zur Herstellung von sauerstoffarmen Ventilmetallsinterkörpern mit hoher Oberfläche
CN104884195B (zh) * 2013-12-04 2017-10-27 宁夏东方钽业股份有限公司 一种超高比容钽粉末的团化方法及由该方法制备的钽粉
AT14301U1 (de) * 2014-07-09 2015-07-15 Plansee Se Verfahren zur Herstellung eines Bauteils
CN104209512B (zh) * 2014-09-05 2018-01-16 宁夏东方钽业股份有限公司 一种中压钽粉及其制备方法
US10290430B2 (en) 2014-11-24 2019-05-14 Avx Corporation Wet Electrolytic Capacitor for an Implantable Medical Device
RU2740582C1 (ru) * 2020-07-21 2021-01-15 федеральное государственное бюджетное образовательное учреждение высшего образования "Пермский национальный исследовательский политехнический университет" Способ изготовления анодов танталового конденсатора
CN116148296B (zh) * 2023-04-19 2023-08-25 中国科学院过程工程研究所 含金属固体物料自动化xrf检测集成装置的检测方法

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US3825802A (en) * 1973-03-12 1974-07-23 Western Electric Co Solid capacitor
US4009007A (en) * 1975-07-14 1977-02-22 Fansteel Inc. Tantalum powder and method of making the same
US5217526A (en) * 1991-05-31 1993-06-08 Cabot Corporation Fibrous tantalum and capacitors made therefrom
US5448447A (en) * 1993-04-26 1995-09-05 Cabot Corporation Process for making an improved tantalum powder and high capacitance low leakage electrode made therefrom
US5954856A (en) * 1996-04-25 1999-09-21 Cabot Corporation Method of making tantalum metal powder with controlled size distribution and products made therefrom
BR9807239A (pt) * 1997-02-19 2000-04-25 Starck H C Gmbh Co Kg Pós de tântalo, processos para a sua preparação, bem como anodos de sinterização preparados a partir deles
KR100522066B1 (ko) * 1997-02-19 2005-10-18 하.체. 스타르크 게엠베하 탄탈 분말, 그의 제조 방법 및 그로부터 얻어진 소결 양극
US6171363B1 (en) * 1998-05-06 2001-01-09 H. C. Starck, Inc. Method for producing tantallum/niobium metal powders by the reduction of their oxides with gaseous magnesium
CN1069564C (zh) * 1998-07-07 2001-08-15 宁夏有色金属冶炼厂 钽粉末的制造方法
DE19847012A1 (de) * 1998-10-13 2000-04-20 Starck H C Gmbh Co Kg Niobpulver und Verfahren zu dessen Herstellung
JP2001148326A (ja) * 1999-11-19 2001-05-29 Matsushita Electric Ind Co Ltd タンタル固体電解コンデンサの製造方法および製造装置
JP3806567B2 (ja) * 2000-01-17 2006-08-09 三洋電機株式会社 固体電解コンデンサの製造方法及び製造装置
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
US6611421B2 (en) * 2000-09-08 2003-08-26 Avx Corporation Non-polarized tantalum capacitor and capacitor array
CN1169643C (zh) * 2001-09-29 2004-10-06 宁夏东方钽业股份有限公司 高比表面积钽粉和/或铌粉的制备方法
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DE10307716B4 (de) * 2002-03-12 2021-11-18 Taniobis Gmbh Ventilmetall-Pulver und Verfahren zu deren Herstellung
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US6952339B1 (en) * 2004-05-13 2005-10-04 Todd Knowles Tantalum capacitor case with increased volumetric efficiency

Also Published As

Publication number Publication date
JP5150256B2 (ja) 2013-02-20
KR20070053369A (ko) 2007-05-23
CN101035640B (zh) 2011-05-25
SV2006002260A (es) 2006-06-26
IL182216A0 (en) 2007-09-20
RU2007116851A (ru) 2008-11-20
TWI386263B (zh) 2013-02-21
MX2007003962A (es) 2008-03-13
DE102004049040A1 (de) 2006-04-13
IL203658A (en) 2012-12-31
RU2414990C2 (ru) 2011-03-27
DE102004049040B4 (de) 2008-11-27
JP2012019223A (ja) 2012-01-26
JP5193341B2 (ja) 2013-05-08
ZA200702885B (en) 2008-08-27
WO2006037497A1 (de) 2006-04-13
AU2005291557A1 (en) 2006-04-13
US7898794B2 (en) 2011-03-01
KR101285491B1 (ko) 2013-07-12
ATE517707T1 (de) 2011-08-15
EP1843868B1 (de) 2011-07-27
CN101035640A (zh) 2007-09-12
JP2008516432A (ja) 2008-05-15
US20080094779A1 (en) 2008-04-24
PT1843868E (pt) 2011-09-19
BRPI0516563B1 (pt) 2014-03-11
AU2005291557B2 (en) 2010-07-29
EP1843868A1 (de) 2007-10-17
TW200626260A (en) 2006-08-01

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 24/09/2005, OBSERVADAS AS CONDICOES LEGAIS.

B25A Requested transfer of rights approved
B25A Requested transfer of rights approved
B25D Requested change of name of applicant approved
B25G Requested change of headquarter approved
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 24/09/2025.