DE102004049040B4 - Verfahren zur Herstellung von Festelektrolytkondensatoren - Google Patents

Verfahren zur Herstellung von Festelektrolytkondensatoren Download PDF

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Publication number
DE102004049040B4
DE102004049040B4 DE102004049040A DE102004049040A DE102004049040B4 DE 102004049040 B4 DE102004049040 B4 DE 102004049040B4 DE 102004049040 A DE102004049040 A DE 102004049040A DE 102004049040 A DE102004049040 A DE 102004049040A DE 102004049040 B4 DE102004049040 B4 DE 102004049040B4
Authority
DE
Germany
Prior art keywords
ppm
tantalum
microns
value
tantalum powder
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 - Fee Related
Application number
DE102004049040A
Other languages
German (de)
English (en)
Other versions
DE102004049040A1 (de
Inventor
Helmut Dr. Haas
Ulrich Dr. Bartmann
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.)
HC Starck GmbH
Original Assignee
HC Starck 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
Priority to DE102004049040A priority Critical patent/DE102004049040B4/de
Application filed by HC Starck GmbH filed Critical HC Starck GmbH
Priority to AU2005291557A priority patent/AU2005291557B2/en
Priority to PCT/EP2005/010361 priority patent/WO2006037497A1/de
Priority to CN2005800341700A priority patent/CN101035640B/zh
Priority to AT05796051T priority patent/ATE517707T1/de
Priority to PT05796051T priority patent/PT1843868E/pt
Priority to JP2007535049A priority patent/JP5150256B2/ja
Priority to EP05796051A priority patent/EP1843868B1/de
Priority to RU2007116851/02A priority patent/RU2414990C2/ru
Priority to IL203658A priority patent/IL203658A/en
Priority to BRPI0516563-6A priority patent/BRPI0516563B1/pt
Priority to MX2007003962A priority patent/MX2007003962A/es
Priority to KR1020077010330A priority patent/KR101285491B1/ko
Priority to US11/576,718 priority patent/US7898794B2/en
Priority to TW094135038A priority patent/TWI386263B/zh
Priority to SV2005002260A priority patent/SV2006002260A/es
Publication of DE102004049040A1 publication Critical patent/DE102004049040A1/de
Priority to IL182216A priority patent/IL182216A0/en
Priority to ZA200702885A priority patent/ZA200702885B/xx
Application granted granted Critical
Publication of DE102004049040B4 publication Critical patent/DE102004049040B4/de
Priority to JP2011173296A priority patent/JP5193341B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
  • Battery Electrode And Active Subsutance (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
DE102004049040A 2004-10-08 2004-10-08 Verfahren zur Herstellung von Festelektrolytkondensatoren Expired - Fee Related DE102004049040B4 (de)

Priority Applications (19)

Application Number Priority Date Filing Date Title
DE102004049040A DE102004049040B4 (de) 2004-10-08 2004-10-08 Verfahren zur Herstellung von Festelektrolytkondensatoren
MX2007003962A MX2007003962A (es) 2004-10-08 2005-09-24 Polvo de tantalo para la produccion de capacitores electroliticos solidos.
CN2005800341700A CN101035640B (zh) 2004-10-08 2005-09-24 用于制备固体电解质电容器的钽粉末
AT05796051T ATE517707T1 (de) 2004-10-08 2005-09-24 Tantalpulver zur herstellung von festelektrolytkondensatoren
PT05796051T PT1843868E (pt) 2004-10-08 2005-09-24 Pó de tântalo para a produção de condensadores de electrólitos sólidos
JP2007535049A JP5150256B2 (ja) 2004-10-08 2005-09-24 固体電解質コンデンサを製造するためのタンタル粉末
EP05796051A EP1843868B1 (de) 2004-10-08 2005-09-24 Tantalpulver zur herstellung von festelektrolytkondensatoren
US11/576,718 US7898794B2 (en) 2004-10-08 2005-09-24 Tantalum powder for the production of solid electrolyte capacitors
PCT/EP2005/010361 WO2006037497A1 (de) 2004-10-08 2005-09-24 Tantalpulver zur herstellung von festelektrolytkondensatoren
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
AU2005291557A AU2005291557B2 (en) 2004-10-08 2005-09-24 Tantalum powder for the production of solid electrolyte capacitors
IL203658A IL203658A (en) 2004-10-08 2005-09-24 Solid electrolyte capacitor anodes made from tantalum
RU2007116851/02A RU2414990C2 (ru) 2004-10-08 2005-09-24 Танталовый порошок для изготовления конденсаторов с твердым электролитом
KR1020077010330A KR101285491B1 (ko) 2004-10-08 2005-09-24 고체 전해 커패시터를 생성하기 위한 탄탈 분말
TW094135038A TWI386263B (zh) 2004-10-08 2005-10-07 產生固態電解電容器之方法
SV2005002260A SV2006002260A (es) 2004-10-08 2005-10-07 Procedimiento para la fabricacion de condensadores con electrolito solido ref. sta 00228-sv
IL182216A IL182216A0 (en) 2004-10-08 2007-03-27 Tantalum powder for the production of solid electrolyte capacitors
ZA200702885A ZA200702885B (en) 2004-10-08 2007-04-05 Tantalum powder for the production of solid electrolyte capacitors
JP2011173296A JP5193341B2 (ja) 2004-10-08 2011-08-08 固体電解質コンデンサを製造するためのタンタル粉末

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102004049040A DE102004049040B4 (de) 2004-10-08 2004-10-08 Verfahren zur Herstellung von Festelektrolytkondensatoren

Publications (2)

Publication Number Publication Date
DE102004049040A1 DE102004049040A1 (de) 2006-04-13
DE102004049040B4 true DE102004049040B4 (de) 2008-11-27

Family

ID=35645881

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102004049040A Expired - Fee Related DE102004049040B4 (de) 2004-10-08 2004-10-08 Verfahren zur Herstellung von Festelektrolytkondensatoren

Country Status (17)

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

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE112007001100T5 (de) * 2006-05-05 2009-05-14 Cabot Corp., Boston Tantalpulver mit glatter Oberfläche und Verfahren zur Herstellung desselben
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
WO2015081508A1 (zh) * 2013-12-04 2015-06-11 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

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998037248A1 (de) * 1997-02-19 1998-08-27 H.C. Starck Gmbh & Co. Kg Tantal-pulver, verfahren zu seiner herstellung, sowie daraus erhältliche sinteranoden
DE69714045T2 (de) * 1996-04-25 2002-11-14 Cabot Corp., Boston Verfahren zur herstellung von tantalpulver mit kontrollierter grössenverteilung sowie damit hergestellte formkörper

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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
CZ300529B6 (cs) * 1997-02-19 2009-06-10 H.C. Starck Gmbh Práškový tantal, zpusob jeho výroby a z nej vyrobené anody a kondezátory
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
US6791821B1 (en) * 2001-10-16 2004-09-14 Yosemite Investment, Inc. Tantalum-carbon hybrid capacitor with activated carbon
DE10307716B4 (de) * 2002-03-12 2021-11-18 Taniobis Gmbh Ventilmetall-Pulver und Verfahren zu deren Herstellung
WO2004110684A2 (en) * 2003-06-10 2004-12-23 Cabot Corporation Tantalum powders and methods of producing same
RU2236930C1 (ru) * 2003-06-24 2004-09-27 Институт химии и технологии редких элементов и минерального сырья им. И.В. Тананаева Кольского научного центра РАН Способ получения легированного порошка вентильного металла
US7116548B2 (en) * 2004-04-23 2006-10-03 Kemet Electronics Corporation Fluted anode with minimal density gradients and capacitor comprising same
US6952339B1 (en) * 2004-05-13 2005-10-04 Todd Knowles Tantalum capacitor case with increased volumetric efficiency

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69714045T2 (de) * 1996-04-25 2002-11-14 Cabot Corp., Boston Verfahren zur herstellung von tantalpulver mit kontrollierter grössenverteilung sowie damit hergestellte formkörper
WO1998037248A1 (de) * 1997-02-19 1998-08-27 H.C. Starck Gmbh & Co. Kg Tantal-pulver, verfahren zu seiner herstellung, sowie daraus erhältliche sinteranoden

Also Published As

Publication number Publication date
ZA200702885B (en) 2008-08-27
TW200626260A (en) 2006-08-01
AU2005291557B2 (en) 2010-07-29
CN101035640B (zh) 2011-05-25
JP5193341B2 (ja) 2013-05-08
WO2006037497A1 (de) 2006-04-13
MX2007003962A (es) 2008-03-13
CN101035640A (zh) 2007-09-12
ATE517707T1 (de) 2011-08-15
EP1843868A1 (de) 2007-10-17
SV2006002260A (es) 2006-06-26
JP2012019223A (ja) 2012-01-26
AU2005291557A1 (en) 2006-04-13
US20080094779A1 (en) 2008-04-24
BRPI0516563B1 (pt) 2014-03-11
KR101285491B1 (ko) 2013-07-12
RU2414990C2 (ru) 2011-03-27
PT1843868E (pt) 2011-09-19
IL203658A (en) 2012-12-31
KR20070053369A (ko) 2007-05-23
BRPI0516563A (pt) 2008-09-09
IL182216A0 (en) 2007-09-20
JP5150256B2 (ja) 2013-02-20
TWI386263B (zh) 2013-02-21
DE102004049040A1 (de) 2006-04-13
JP2008516432A (ja) 2008-05-15
EP1843868B1 (de) 2011-07-27
US7898794B2 (en) 2011-03-01
RU2007116851A (ru) 2008-11-20

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8127 New person/name/address of the applicant

Owner name: H. C. STARCK GMBH & CO. KG, 38642 GOSLAR, DE

8127 New person/name/address of the applicant

Owner name: H.C. STARCK GMBH, 38642 GOSLAR, DE

8364 No opposition during term of opposition
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee