PH12015502340B1 - Method for producing low-oxygen valve-metal sintered bodies having a large surface area - Google Patents

Method for producing low-oxygen valve-metal sintered bodies having a large surface area

Info

Publication number
PH12015502340B1
PH12015502340B1 PH12015502340A PH12015502340A PH12015502340B1 PH 12015502340 B1 PH12015502340 B1 PH 12015502340B1 PH 12015502340 A PH12015502340 A PH 12015502340A PH 12015502340 A PH12015502340 A PH 12015502340A PH 12015502340 B1 PH12015502340 B1 PH 12015502340B1
Authority
PH
Philippines
Prior art keywords
surface area
sintered bodies
large surface
producing low
metal sintered
Prior art date
Application number
PH12015502340A
Other languages
English (en)
Other versions
PH12015502340A1 (en
Inventor
Helmut Haas
Marcel Hagymasi
Christine Rawohl
Original Assignee
H C Starck Tantalum And Niobium 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 H C Starck Tantalum And Niobium Gmbh filed Critical H C Starck Tantalum And Niobium Gmbh
Publication of PH12015502340A1 publication Critical patent/PH12015502340A1/en
Publication of PH12015502340B1 publication Critical patent/PH12015502340B1/en

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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10—Sintering only
    • B22F3/1003—Use of special medium during sintering, e.g. sintering aid
    • 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
    • B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
    • B22F7/08—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools with one or more parts not made from powder
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10—Sintering only
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/12—Both compacting and sintering
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/24—After-treatment of workpieces or articles
    • B22F3/26—Impregnating
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/045—Alloys based on refractory metals
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C27/00—Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
    • 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
    • H01G9/0029—Processes of manufacture
    • 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
    • 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
    • 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
    • H01G9/15—Solid electrolytic capacitors
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10—Sintering only
    • B22F3/1003—Use of special medium during sintering, e.g. sintering aid
    • B22F2003/1014—Getter
    • 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
    • B22F2304/00—Physical aspects of the powder
    • B22F2304/05—Submicron size particles
    • B22F2304/056—Particle size above 100 nm up to 300 nm
    • 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
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Composite Materials (AREA)
  • Powder Metallurgy (AREA)
PH12015502340A 2013-04-12 2015-10-08 Method for producing low-oxygen valve-metal sintered bodies having a large surface area PH12015502340B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201310206603 DE102013206603A1 (de) 2013-04-12 2013-04-12 Verfahren zur Herstellung von sauerstoffarmen Ventilmetallsinterkörpern mit hoher Oberfläche
PCT/EP2014/057244 WO2014167045A2 (de) 2013-04-12 2014-04-10 Verfahren zur herstellung von sauerstoffarmen ventilmetallsinterkörpern mit hoher oberfläche

Publications (2)

Publication Number Publication Date
PH12015502340A1 PH12015502340A1 (en) 2016-02-22
PH12015502340B1 true PH12015502340B1 (en) 2016-02-22

Family

ID=51429249

Family Applications (1)

Application Number Title Priority Date Filing Date
PH12015502340A PH12015502340B1 (en) 2013-04-12 2015-10-08 Method for producing low-oxygen valve-metal sintered bodies having a large surface area

Country Status (12)

Country Link
US (2) US20160064150A1 (https=)
EP (1) EP2984194B1 (https=)
JP (1) JP6469650B2 (https=)
KR (1) KR102317632B1 (https=)
CN (1) CN105339512B (https=)
DE (1) DE102013206603A1 (https=)
IL (1) IL240978B (https=)
MX (2) MX392252B (https=)
PH (1) PH12015502340B1 (https=)
RU (1) RU2678220C2 (https=)
TW (1) TWI630044B (https=)
WO (1) WO2014167045A2 (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10290430B2 (en) 2014-11-24 2019-05-14 Avx Corporation Wet Electrolytic Capacitor for an Implantable Medical Device
CN106270482B (zh) * 2016-08-11 2019-01-04 中国振华（集团）新云电子元器件有限责任公司 钽粉性能改善方法以及该钽粉和该钽粉制备的钽电容器阳极块
DE102016011098A1 (de) * 2016-09-15 2018-03-15 H.C. Starck Tantalum and Niobium GmbH Verfahren zur Herstellung von elektronischen Bauteilen mittels 3D-Druck
JP6908503B2 (ja) * 2017-11-17 2021-07-28 株式会社トーキン 電解コンデンサ
KR102389784B1 (ko) 2018-03-05 2022-04-22 글로벌 어드밴스드 메탈스 유에스에이, 아이엔씨. 구형 분말을 함유하는 애노드 및 커패시터
US20190287730A1 (en) * 2018-03-15 2019-09-19 Kemet Electronics Corporation Method to Reduce Anode Lead Wire Embrittlement in Capacitors
EP3959026A1 (en) * 2019-04-29 2022-03-02 Global Advanced Metals USA, Inc. A ti-zr alloy powder and anode containing the same
US12119186B2 (en) 2020-04-03 2024-10-15 Greatbatch Ltd. Electrolytic capacitor having an anode formed from a tantalum powder with a relatively low specific charge
CN113077989B (zh) * 2021-03-31 2023-05-12 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) 一种低氧含量固体电解质钽电容器阳极钽块的制备方法

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DE3130392C2 (de) 1981-07-31 1985-10-17 Hermann C. Starck Berlin, 1000 Berlin Verfahren zur Herstellung reiner agglomerierter Ventilmetallpulver für Elektrolytkondensatoren, deren Verwendung und Verfahren zur Herstellung von Sinteranoden
DE3309891A1 (de) * 1983-03-18 1984-10-31 Hermann C. Starck Berlin, 1000 Berlin Verfahren zur herstellung von ventilmetallanoden fuer elektrolytkondensatoren
US4722756A (en) 1987-02-27 1988-02-02 Cabot Corp Method for deoxidizing tantalum material
JPH1012474A (ja) * 1996-06-21 1998-01-16 Tokin Corp 希土類永久磁石の製造方法及び希土類永久磁石
FR2789404B1 (fr) * 1999-02-05 2001-03-02 Commissariat Energie Atomique Alliage de zirconium et de niobium comprenant de l'erbium comme poison neutronique consommable, son procede de preparation et piece comprenant ledit alliage
CA2367907A1 (en) * 1999-03-19 2000-09-28 Cabot Corporation Making niobium and other metal powders by milling
JP4476532B2 (ja) * 1999-10-01 2010-06-09 昭和電工株式会社 コンデンサ用粉体組成物、その組成物を用いた焼結体、及びその焼結体を用いたコンデンサ
RU2267182C2 (ru) * 2000-08-10 2005-12-27 Шова Дэнко К.К. Ниобиевый порошок, спеченный ниобиевый материал и конденсатор, выполненный с использованием спеченного материала
US6447570B1 (en) 2000-11-30 2002-09-10 Vishay Sprague, Inc. Sintered Tantalum and Niobium capacitor pellets doped with Nitrogen, and method of making the same
JP2003013115A (ja) * 2001-06-28 2003-01-15 Sumitomo Metal Mining Co Ltd ニオブ及び／又はタンタル粉末の製造方法
JP2003089801A (ja) * 2001-09-17 2003-03-28 Sumitomo Metal Mining Co Ltd ニオブ及び／またはタンタル粉の製造方法
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Also Published As

Publication number Publication date
HK1218434A1 (zh) 2017-02-17
US20160064150A1 (en) 2016-03-03
MX2021011580A (es) 2021-10-13
PH12015502340A1 (en) 2016-02-22
JP6469650B2 (ja) 2019-02-13
TW201505738A (zh) 2015-02-16
RU2015148481A3 (https=) 2018-03-30
CN105339512B (zh) 2018-06-22
TWI630044B (zh) 2018-07-21
WO2014167045A3 (de) 2015-07-16
CN105339512A (zh) 2016-02-17
US20190157011A1 (en) 2019-05-23
WO2014167045A2 (de) 2014-10-16
EP2984194A2 (de) 2016-02-17
IL240978A0 (en) 2015-11-30
DE102013206603A1 (de) 2014-10-16
IL240978B (en) 2021-03-25
MX2015014156A (es) 2015-12-16
EP2984194B1 (de) 2022-10-26
KR20150140288A (ko) 2015-12-15
KR102317632B1 (ko) 2021-10-26
RU2678220C2 (ru) 2019-01-24
RU2015148481A (ru) 2017-05-15
MX392252B (es) 2025-03-24
JP2016522318A (ja) 2016-07-28

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