BE894658A - Poudres de metaux de soupape electrochimique modifiees - Google Patents

Poudres de metaux de soupape electrochimique modifiees

Info

Publication number
BE894658A
BE894658A BE0/209213A BE209213A BE894658A BE 894658 A BE894658 A BE 894658A BE 0/209213 A BE0/209213 A BE 0/209213A BE 209213 A BE209213 A BE 209213A BE 894658 A BE894658 A BE 894658A
Authority
BE
Belgium
Prior art keywords
metal powders
valve metal
modified electrochemical
electrochemical valve
modified
Prior art date
Application number
BE0/209213A
Other languages
English (en)
Inventor
W W Albrecht
U Papp
D Behrens
Original Assignee
Starck Hermann C Fa
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 Hermann C Fa filed Critical Starck Hermann C Fa
Publication of BE894658A publication Critical patent/BE894658A/fr

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
    • H01G9/048—Electrodes or formation of dielectric layers thereon characterised by their structure
    • H01G9/052—Sintered electrodes
    • H01G9/0525—Powder therefor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12014—All metal or with adjacent metals having metal particles
    • Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
    • Y10T428/12042—Porous component

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Powder Metallurgy (AREA)
  • Conductive Materials (AREA)
BE0/209213A 1981-10-09 1982-10-08 Poudres de metaux de soupape electrochimique modifiees BE894658A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3140248A DE3140248C2 (de) 1981-10-09 1981-10-09 Verwendung von dotiertem Ventilmetallpulver für die Herstellung von Elektrolytkondensatoranoden

Publications (1)

Publication Number Publication Date
BE894658A true BE894658A (fr) 1983-04-08

Family

ID=6143797

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/209213A BE894658A (fr) 1981-10-09 1982-10-08 Poudres de metaux de soupape electrochimique modifiees

Country Status (4)

Country Link
US (1) US4512805A (fr)
JP (1) JPS5871614A (fr)
BE (1) BE894658A (fr)
DE (1) DE3140248C2 (fr)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3336453C2 (de) * 1983-10-06 1985-11-28 Hermann C. Starck Berlin, 1000 Berlin Verfahren zur Oberflächenvergrößerung von Niob und Tantal in Form von agglomerierten oder nicht agglomerierten Pulvern
JPS60149706A (ja) * 1984-01-18 1985-08-07 Showa Kiyabotsuto Suupaa Metal Kk タンタル粉末の製造方法
US5098485A (en) * 1990-09-19 1992-03-24 Evans Findings Company Method of making electrically insulating metallic oxides electrically conductive
US5819154A (en) * 1995-12-08 1998-10-06 Hitachi Powdered Metal Co., Ltd. Manufacturing process of sintered iron alloy improved in machinability, mixed powder for manufacturing, modification of iron alloy and iron alloy product
US5993513A (en) 1996-04-05 1999-11-30 Cabot Corporation Method for controlling the oxygen content in valve metal materials
US5954856A (en) * 1996-04-25 1999-09-21 Cabot Corporation Method of making tantalum metal powder with controlled size distribution and products made therefrom
US6165623A (en) 1996-11-07 2000-12-26 Cabot Corporation Niobium powders and niobium electrolytic capacitors
KR100522066B1 (ko) 1997-02-19 2005-10-18 하.체. 스타르크 게엠베하 탄탈 분말, 그의 제조 방법 및 그로부터 얻어진 소결 양극
US6051044A (en) 1998-05-04 2000-04-18 Cabot Corporation Nitrided niobium powders and niobium electrolytic capacitors
CZ303685B6 (cs) * 1998-05-06 2013-03-06 H. C. Starck Inc. Práskový niob ve forme aglomerovaných primárních cástic, anoda kondenzátoru z tohoto práskového niobu a kondenzátor
US6576038B1 (en) * 1998-05-22 2003-06-10 Cabot Corporation Method to agglomerate metal particles and metal particles having improved properties
TW430833B (en) * 1998-08-05 2001-04-21 Showa Denko Kk Niobium sintered body for capacitor and process for producing same
AU2571200A (en) * 1999-02-16 2000-09-04 Showa Denko Kabushiki Kaisha Niobium powder, niobium sintered body, capacitor comprised of the sintered body,and method for manufacturing the capacitor
TW460883B (en) * 1999-02-16 2001-10-21 Showa Denko Kk Niobium powder, niobium sintered body, capacitor comprised of the sintered body, and method for manufacturing the capacitor
MXPA01009477A (es) 1999-03-19 2002-06-04 Cabot Corp Elaboracion de polvo de niobio y de otros metales mediante molienda.
US6375704B1 (en) * 1999-05-12 2002-04-23 Cabot Corporation High capacitance niobium powders and electrolytic capacitor anodes
US6432161B1 (en) 2000-02-08 2002-08-13 Cabot Supermetals K.K. Nitrogen-containing metal powder, production process thereof, and porous sintered body and solid electrolytic capacitor using the metal powder
AU7773401A (en) * 2000-08-10 2002-02-25 Showa Denko Kk Niobium powder, sinter thereof, and capacitor employing the same
US6652619B2 (en) * 2000-08-10 2003-11-25 Showa Denko K.K. Niobium powder, sintered body thereof, and capacitor using the same
US6606236B2 (en) * 2001-09-07 2003-08-12 Showa Denko Kabushiki Kaisha Powder for capacitor, sintered body thereof, and capacitor using the same
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
KR101132267B1 (ko) * 2003-11-10 2012-04-02 쇼와 덴코 가부시키가이샤 콘덴서용 니오브 분말, 니오브 소결체 및 콘덴서
DE102004049039B4 (de) * 2004-10-08 2009-05-07 H.C. Starck Gmbh Verfahren zur Herstellung feinteiliger Ventilmetallpulver
US20140233154A1 (en) * 2011-10-18 2014-08-21 Showa Denko K.K. Method of manufacturing anode body of capacitor
JP5613863B2 (ja) * 2012-06-22 2014-10-29 昭和電工株式会社 タングステンコンデンサの陽極体及びその製造方法
EP3486338B1 (fr) * 2016-07-13 2023-06-21 Ningxia Orient Tantalum Industry Co., Ltd. Poudre de tantale floconneuse et son procédé de préparation

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2769114A (en) * 1953-09-04 1956-10-30 Eitel Mccullough Inc Anode for electron tubes
SE307172B (fr) * 1965-06-21 1968-12-23 Asea Ab
BE791139A (fr) * 1972-01-14 1973-03-01 Western Electric Co Procede pour le depot de beta-tantale dope par l'azote
FR2218633B1 (fr) * 1973-02-19 1977-07-22 Lignes Telegraph Telephon
US3825802A (en) * 1973-03-12 1974-07-23 Western Electric Co Solid capacitor
DE2517180C3 (de) * 1975-04-18 1979-04-19 Fa. Hermann C. Starck Berlin, 1000 Berlin Verfahren zur kontinuierlichen Herstellung von feinem hochkapazitiven Erdsäuremetallpulver für Elektrolytkondensatoren
US4009007A (en) * 1975-07-14 1977-02-22 Fansteel Inc. Tantalum powder and method of making the same
FR2327620A1 (fr) * 1975-10-06 1977-05-06 Lignes Telegraph Telephon Perfectionnements aux condensateurs a electrolyte solide
DE2610224C2 (de) * 1976-03-11 1983-01-05 Fa. Hermann C. Starck Berlin, 1000 Berlin Verfahren zur Herstellung von porösen Anodenkörpern durch Pressen und Sintern von Pulvern aus Ventilmetallen
JPS52150362A (en) * 1976-06-09 1977-12-14 Mitsui Mining & Smelting Co Tantalum metal powder manufacturing
US4084965A (en) * 1977-01-05 1978-04-18 Fansteel Inc. Columbium powder and method of making the same
US4141719A (en) * 1977-05-31 1979-02-27 Fansteel Inc. Tantalum metal powder
US4141720A (en) * 1978-05-16 1979-02-27 Nrc, Inc. Tantalum powder reclaiming
DE3005207C2 (de) * 1980-02-12 1986-06-12 Hermann C. Starck Berlin, 1000 Berlin Verfahren zur Herstellung eines Phosphor-dotierten Alkalimetall-Erdsäuremetall-Doppelfluorides und dessen Verwendung
US4356028A (en) * 1981-08-24 1982-10-26 Fansteel Inc. In situ phosphorus addition to tantalum

Also Published As

Publication number Publication date
DE3140248A1 (de) 1983-09-01
DE3140248C2 (de) 1986-06-19
US4512805A (en) 1985-04-23
JPS5871614A (ja) 1983-04-28

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: STARCK BERLIN HERMANN C.

Effective date: 19881031