ES2009419A6 - Procedimiento para preparar polvo de tantalo. - Google Patents

Procedimiento para preparar polvo de tantalo.

Info

Publication number
ES2009419A6
ES2009419A6 ES8803653A ES8803653A ES2009419A6 ES 2009419 A6 ES2009419 A6 ES 2009419A6 ES 8803653 A ES8803653 A ES 8803653A ES 8803653 A ES8803653 A ES 8803653A ES 2009419 A6 ES2009419 A6 ES 2009419A6
Authority
ES
Spain
Prior art keywords
flaked
powder
tantal
approximately
tantalo
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
Application number
ES8803653A
Other languages
English (en)
Spanish (es)
Inventor
James Allen Fife
Marlyn F Getz
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.)
Cabot Corp
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 ES2009419A6 publication Critical patent/ES2009419A6/es
Expired legal-status Critical Current

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
    • 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
    • B22F1/06—Metallic powder characterised by the shape of the particles
    • B22F1/068—Flake-like particles
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S75/00—Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
    • Y10S75/954—Producing flakes or crystals

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Nanotechnology (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Powder Metallurgy (AREA)
  • Conductive Materials (AREA)
ES8803653A 1987-11-30 1988-11-30 Procedimiento para preparar polvo de tantalo. Expired ES2009419A6 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12670687A 1987-11-30 1987-11-30
US07/209,746 US4940490A (en) 1987-11-30 1988-06-21 Tantalum powder

Publications (1)

Publication Number Publication Date
ES2009419A6 true ES2009419A6 (es) 1989-09-16

Family

ID=26824953

Family Applications (1)

Application Number Title Priority Date Filing Date
ES8803653A Expired ES2009419A6 (es) 1987-11-30 1988-11-30 Procedimiento para preparar polvo de tantalo.

Country Status (8)

Country Link
US (1) US4940490A (enExample)
JP (1) JP2713365B2 (enExample)
KR (1) KR910001727B1 (enExample)
CA (1) CA1335334C (enExample)
DE (1) DE3840361A1 (enExample)
ES (1) ES2009419A6 (enExample)
FR (1) FR2625122B1 (enExample)
GB (1) GB2212817B (enExample)

Families Citing this family (59)

* Cited by examiner, † Cited by third party
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US5211741A (en) * 1987-11-30 1993-05-18 Cabot Corporation Flaked tantalum powder
RU2089350C1 (ru) * 1990-05-17 1997-09-10 Кабот Корпорейшн Способ получения танталового порошка
US7435282B2 (en) 1994-08-01 2008-10-14 International Titanium Powder, Llc Elemental material and alloy
US7445658B2 (en) 1994-08-01 2008-11-04 Uchicago Argonne, Llc Titanium and titanium alloys
US20030061907A1 (en) * 1994-08-01 2003-04-03 Kroftt-Brakston International, Inc. Gel of elemental material or alloy and liquid metal and salt
US20030145682A1 (en) * 1994-08-01 2003-08-07 Kroftt-Brakston International, Inc. Gel of elemental material or alloy and liquid metal and salt
WO1996004407A1 (en) * 1994-08-01 1996-02-15 Kroftt-Brakston International, Inc. Method of making metals and other elements
JP3434041B2 (ja) * 1994-09-28 2003-08-04 スタルクヴイテック株式会社 タンタル粉末及びそれを用いた電解コンデンサ
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
KR100484686B1 (ko) * 1996-04-25 2005-06-16 캐보트 코포레이션 탄탈륨분말의크기조절방법,크기분포가조절된탄탈륨금속분말의제조방법및그로부터제조되는생성물
US6165623A (en) * 1996-11-07 2000-12-26 Cabot Corporation Niobium powders and niobium electrolytic capacitors
CZ302792B6 (cs) * 1997-02-19 2011-11-09 H.C. Starck Gmbh. Práškový tantal, zpusob jeho výroby a z nej získatelné anody a kondenzátory
US6444008B1 (en) 1998-03-19 2002-09-03 Cabot Corporation Paint and coating compositions containing tantalum and/or niobium powders
US6051044A (en) * 1998-05-04 2000-04-18 Cabot Corporation Nitrided niobium powders and niobium electrolytic capacitors
KR100583702B1 (ko) * 1998-05-06 2006-05-26 에이치. 씨. 스타아크 아이앤씨 가스상의 환원제로 산화물을 환원시켜 금속 분말을 제조하는 방법 및 그로부터 제조된 금속 분말
US6576038B1 (en) * 1998-05-22 2003-06-10 Cabot Corporation Method to agglomerate metal particles and metal particles having improved properties
US6402066B1 (en) * 1999-03-19 2002-06-11 Cabot Corporation Method of making niobium and other metal powders
US6375704B1 (en) 1999-05-12 2002-04-23 Cabot Corporation High capacitance niobium powders and electrolytic capacitor anodes
WO2004033736A1 (en) * 2002-10-07 2004-04-22 International Titanium Powder, Llc. System and method of producing metals and alloys
UA79310C2 (en) * 2002-09-07 2007-06-11 Int Titanium Powder Llc Methods for production of alloys or ceramics with the use of armstrong method and device for their realization
US7632333B2 (en) * 2002-09-07 2009-12-15 Cristal Us, Inc. Process for separating TI from a TI slurry
WO2004028655A2 (en) * 2002-09-07 2004-04-08 International Titanium Powder, Llc. Filter cake treatment method
WO2004033737A1 (en) * 2002-10-07 2004-04-22 International Titanium Powder, Llc. System and method of producing metals and alloys
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
DE10331785B4 (de) * 2003-07-11 2007-08-23 H. C. Starck Gmbh & Co. Kg Verfahren zur Herstellung feiner Metall-, Legierungs-und Verbundpulver
US20070180951A1 (en) * 2003-09-03 2007-08-09 Armstrong Donn R Separation system, method and apparatus
WO2006012279A2 (en) * 2004-06-28 2006-02-02 Cabot Corporation High capacitance tantalum flakes and methods of producing the same
US20070017319A1 (en) * 2005-07-21 2007-01-25 International Titanium Powder, Llc. Titanium alloy
JP2009511739A (ja) 2005-10-06 2009-03-19 インターナショナル・タイテイニアム・パウダー・リミテッド・ライアビリティ・カンパニー ホウ化チタン
US8257463B2 (en) * 2006-01-23 2012-09-04 Avx Corporation Capacitor anode formed from flake powder
CZ306436B6 (cs) 2006-05-05 2017-01-25 Cabot Corporation Tantalový prášek a způsob jeho výroby a anoda elektrolytického kondenzátoru
US20080031766A1 (en) * 2006-06-16 2008-02-07 International Titanium Powder, Llc Attrited titanium powder
GB0622463D0 (en) * 2006-11-10 2006-12-20 Avx Ltd Powder modification in the manufacture of solid state capacitor anodes
US7753989B2 (en) * 2006-12-22 2010-07-13 Cristal Us, Inc. Direct passivation of metal powder
US20080233420A1 (en) * 2007-03-23 2008-09-25 Mccracken Colin G Production of high-purity tantalum flake powder
US20080229880A1 (en) * 2007-03-23 2008-09-25 Reading Alloys, Inc. Production of high-purity tantalum flake powder
US9127333B2 (en) * 2007-04-25 2015-09-08 Lance Jacobsen Liquid injection of VCL4 into superheated TiCL4 for the production of Ti-V alloy powder
EP2214853A4 (en) * 2007-10-15 2013-05-22 Hi Temp Specialty Metals Inc PROCESS FOR PREPARING TANTALUM POWDER USING RECYCLED AGENTS AS AN EXISTING MATERIAL
US20100085685A1 (en) * 2008-10-06 2010-04-08 Avx Corporation Capacitor Anode Formed From a Powder Containing Coarse Agglomerates and Fine Agglomerates
US8430944B2 (en) * 2008-12-22 2013-04-30 Global Advanced Metals, Usa, Inc. Fine particle recovery methods for valve metal powders
US8687347B2 (en) 2011-01-12 2014-04-01 Avx Corporation Planar anode for use in a wet electrolytic capacitor
WO2014165038A1 (en) * 2013-03-13 2014-10-09 Kemet Electronics Corporation Low energy milling to produce flake powders
US9633796B2 (en) 2013-09-06 2017-04-25 Greatbatch Ltd. High voltage tantalum anode and method of manufacture
USRE48439E1 (en) 2013-09-06 2021-02-16 Greatbatch Ltd. High voltage tantalum anode and method of manufacture
US9312075B1 (en) 2013-09-06 2016-04-12 Greatbatch Ltd. High voltage tantalum anode and method of manufacture
DK3089180T3 (da) 2013-12-25 2020-02-10 Ningxia Orient Tantalum Ind Co Ltd Kondensatorgrad-tantalpulver med højspecifik volumen til forbedring af elektrisk ydeevne og fremstillingsfremgangsmåde dertil
WO2016026092A1 (zh) 2014-08-20 2016-02-25 宁夏东方钽业股份有限公司 一种复合钽粉及其制备方法及该钽粉制备的电容器阳极
EP3895832B1 (en) 2016-08-12 2022-12-28 COMPOSITE MATERIALS TECHNOLOGY, Inc. Electrolytic capacitor and method for improved electrolytic capacitor anodes
JP6761899B2 (ja) 2016-09-01 2020-09-30 コンポジット マテリアルズ テクノロジー インコーポレイテッドＣｏｍｐｏｓｉｔｅ Ｍａｔｅｒｉａｌｓ Ｔｅｃｈｎｏｌｏｇｙ， Ｉｎｃ． ＬＩＢ陰極のためのバルブ金属基板上のナノスケール／ナノ構造のＳｉの被覆
US20180144874A1 (en) 2016-10-21 2018-05-24 Global Advanced Metals, Usa, Inc. Tantalum Powder, Anode, And Capacitor Including Same, And Manufacturing Methods Thereof
IL318772A (en) 2018-03-05 2025-04-01 Global Advanced Metals Usa Inc Anodes containing spherical powder and capacitors
IL320369A (en) 2018-03-05 2025-06-01 Global Advanced Metals Usa Inc Spherical tantalum powder, products containing the same, and methods of making the same
JP7383300B2 (ja) 2018-03-05 2023-11-20 グローバル アドバンスト メタルズ ユー．エス．エー．，インコーポレイティド 粉末冶金スパッタリングターゲット及びその製造方法
JP7250374B2 (ja) 2018-12-12 2023-04-03 グローバル アドバンスト メタルズ ユー．エス．エー．，インコーポレイティド 球状ニオブ合金粉末、それを含有する製品、及びその作製方法
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
US11450486B2 (en) * 2020-04-03 2022-09-20 Greatbatch Ltd. Electrolytic capacitor having a tantalum anode
CN112404439A (zh) * 2020-11-18 2021-02-26 贵州振华电子信息产业技术研究有限公司 一种电容器用高压钽粉及其制备方法和电容器
CN112620636B (zh) * 2020-12-15 2021-09-03 江门富祥电子材料有限公司 一种耐高压片形钽粉的生产方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH460261A (de) * 1965-05-26 1968-07-31 Ciba Geigy Verfahren zur Herstellung von Tantalpulver
US4017302A (en) * 1976-02-04 1977-04-12 Fansteel Inc. Tantalum metal powder
US4482374A (en) * 1982-06-07 1984-11-13 Mpd Technology Corporation Production of electrically conductive metal flake
US4486225A (en) * 1982-06-07 1984-12-04 Mpd Technology Corporation Production of highly reflective metal flake
US4441927A (en) * 1982-11-16 1984-04-10 Cabot Corporation Tantalum powder composition
US4555268A (en) * 1984-12-18 1985-11-26 Cabot Corporation Method for improving handling properties of a flaked tantalum powder composition
US4740238A (en) * 1987-03-26 1988-04-26 Fansteel Inc. Platelet-containing tantalum powders

Also Published As

Publication number Publication date
KR910001727B1 (ko) 1991-03-22
GB2212817B (en) 1992-01-02
CA1335334C (en) 1995-04-25
US4940490A (en) 1990-07-10
FR2625122B1 (fr) 1992-09-18
GB8827970D0 (en) 1989-01-05
FR2625122A1 (fr) 1989-06-30
JPH02125804A (ja) 1990-05-14
JP2713365B2 (ja) 1998-02-16
GB2212817A (en) 1989-08-02
DE3840361C2 (enExample) 1991-12-12
DE3840361A1 (de) 1989-06-08
KR890008870A (ko) 1989-07-12

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Legal Events

Date Code Title Description
SA6 Expiration date (snapshot 920101)

Free format text: 2008-11-30

FD1A Patent lapsed

Effective date: 20000201