BR0017498B1 - Pó de tântalo contendo nitrogênio, corpo sinterizado poroso e capacitor eletrolítico sólido - Google Patents

Pó de tântalo contendo nitrogênio, corpo sinterizado poroso e capacitor eletrolítico sólido Download PDF

Info

Publication number
BR0017498B1
BR0017498B1 BRPI0017498-0A BR0017498A BR0017498B1 BR 0017498 B1 BR0017498 B1 BR 0017498B1 BR 0017498 A BR0017498 A BR 0017498A BR 0017498 B1 BR0017498 B1 BR 0017498B1
Authority
BR
Brazil
Prior art keywords
nitrogen
tantalum
powder
niobium
metal
Prior art date
Application number
BRPI0017498-0A
Other languages
English (en)
Portuguese (pt)
Inventor
Oda Yukio
Noguchi Yoshikazu
Izumi Tomoo
Original Assignee
Cabot Super Metals K.K.
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=18555954&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR0017498(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Cabot Super Metals K.K. filed Critical Cabot Super Metals K.K.
Publication of BR0017498B1 publication Critical patent/BR0017498B1/pt

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
    • 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
    • B22F1/054—Nanosized particles
    • 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
    • B22F1/054—Nanosized particles
    • B22F1/056—Submicron particles having a 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
    • B22F9/24—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • 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
    • 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
    • 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
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Nanotechnology (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Composite Materials (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Conductive Materials (AREA)
BRPI0017498-0A 2000-02-08 2000-09-11 Pó de tântalo contendo nitrogênio, corpo sinterizado poroso e capacitor eletrolítico sólido BR0017498B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000031029A JP4049964B2 (ja) 2000-02-08 2000-02-08 窒素含有金属粉末およびその製造方法ならびにそれを用いた多孔質焼結体および固体電解コンデンサー
JP2000-31029 2000-02-08

Publications (1)

Publication Number Publication Date
BR0017498B1 true BR0017498B1 (pt) 2014-09-30

Family

ID=18555954

Family Applications (2)

Application Number Title Priority Date Filing Date
BRPI0017498-0A BR0017498B1 (pt) 2000-02-08 2000-09-11 Pó de tântalo contendo nitrogênio, corpo sinterizado poroso e capacitor eletrolítico sólido
BRPI0016331-7A BR0016331B1 (pt) 2000-02-08 2000-09-11 mÉtodo para produÇço de pà de tÂntalo contendo nitrogÊnio.

Family Applications After (1)

Application Number Title Priority Date Filing Date
BRPI0016331-7A BR0016331B1 (pt) 2000-02-08 2000-09-11 mÉtodo para produÇço de pà de tÂntalo contendo nitrogÊnio.

Country Status (13)

Country Link
EP (1) EP1255872B1 (enExample)
JP (1) JP4049964B2 (enExample)
KR (1) KR20020092362A (enExample)
CN (1) CN1180101C (enExample)
AT (1) ATE245712T1 (enExample)
AU (1) AU2000268772A1 (enExample)
BR (2) BR0017498B1 (enExample)
CZ (1) CZ301396B6 (enExample)
DE (1) DE60004108T2 (enExample)
IL (1) IL150851A (enExample)
PL (1) PL357016A1 (enExample)
PT (1) PT1255872E (enExample)
WO (1) WO2001059166A1 (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4187953B2 (ja) * 2001-08-15 2008-11-26 キャボットスーパーメタル株式会社 窒素含有金属粉末の製造方法
BRPI0206094B1 (pt) * 2001-10-02 2016-10-25 Showa Denko Kk pó de nióbio, corpo sinterizado do mesmo, produto quimicamente modificado do mesmo e capacitor utilizando os mesmos
BR0204587A (pt) * 2002-11-04 2004-06-29 Cbmm Sa Processo de produção de pó de nióbio e/ou de tântalo de elevada área superficial
US7157073B2 (en) 2003-05-02 2007-01-02 Reading Alloys, Inc. Production of high-purity niobium monoxide and capacitor production therefrom
EP1690617B1 (en) 2003-11-05 2018-01-10 Ishihara Chemical Co., Ltd. Process for production of ultrafine alloy particles
CN100450673C (zh) 2004-04-15 2009-01-14 杰富意矿物股份有限公司 钽粉末及使用有它的固体电解电容器
US7431751B2 (en) * 2004-09-29 2008-10-07 H.C. Starck Inc. Magnesium removal from magnesium reduced metal powders
ATE482042T1 (de) * 2004-10-06 2010-10-15 Showa Denko Kk Niobpulver, niobgranulat, niobsinterkörper und kondensator und herstellungsverfahren dafür
US20060269436A1 (en) * 2005-05-31 2006-11-30 Cabot Corporation Process for heat treating metal powder and products made from the same
JP4879040B2 (ja) * 2006-03-31 2012-02-15 三洋電機株式会社 固体電解コンデンサ
GB2450669B (en) * 2006-05-05 2012-03-21 Cabot Corp Tantalam powder and methods of manufacturing same
JP2009275289A (ja) * 2009-07-10 2009-11-26 Cabot Supermetal Kk 窒素含有金属粉末の製造方法
JP5680866B2 (ja) * 2010-02-24 2015-03-04 グローバルアドバンストメタルジャパン株式会社 窒素含有金属粉末の製造方法
JP6367356B2 (ja) * 2013-12-10 2018-08-01 ニンシア オリエント タンタル インダストリー カンパニー、 リミテッド 高窒素含有量を有するコンデンサグレードのタンタル粉末の調製方法、その方法により調製したコンデンサグレードのタンタル粉末、並びにタンタル粉末から調製したアノード及びコンデンサ
JP5898297B2 (ja) * 2014-11-20 2016-04-06 グローバルアドバンストメタルジャパン株式会社 窒素含有金属粉末の製造方法
EP3486338B1 (en) * 2016-07-13 2023-06-21 Ningxia Orient Tantalum Industry Co., Ltd. Flaky tantalum powder and method for preparing the same
US20180144874A1 (en) 2016-10-21 2018-05-24 Global Advanced Metals, Usa, Inc. Tantalum Powder, Anode, And Capacitor Including Same, And Manufacturing Methods Thereof
CN111017889A (zh) * 2019-11-20 2020-04-17 中色（宁夏）东方集团有限公司 一种氮化铌的制备方法
JP7752359B2 (ja) * 2020-08-27 2025-10-10 パナソニックＩｐマネジメント株式会社 電解コンデンサ用電極箔、電解コンデンサ、電解コンデンサ用電極箔の製造方法および電解コンデンサの製造方法
JP7626842B2 (ja) * 2020-09-23 2025-02-04 キョーセラ・エイブイエックス・コンポーネンツ・コーポレーション 脱酸陽極を含む固体電解キャパシタ
CN114192791B (zh) * 2021-12-15 2023-10-24 宁夏东方钽业股份有限公司 采用碱土金属还原氧化钽生产电容器用钽粉的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4684399A (en) * 1986-03-04 1987-08-04 Cabot Corporation Tantalum powder process
DE69126973T2 (de) * 1990-05-17 1998-02-12 Cabot Corp Herstellungsverfahren von tantalpulver mit grosser spezifischer oberfläche und geringer metallischer verunreinigung
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
DE69516556T2 (de) * 1994-01-26 2000-09-07 H.C. Starck, Inc. Verfahren zum Nitrieren von Tantalpulver
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

Also Published As

Publication number Publication date
BR0016331B1 (pt) 2008-11-18
DE60004108T2 (de) 2004-06-03
EP1255872A1 (en) 2002-11-13
WO2001059166A1 (en) 2001-08-16
IL150851A (en) 2009-09-22
CN1433485A (zh) 2003-07-30
AU2000268772A1 (en) 2001-08-20
CZ20022680A3 (cs) 2003-04-16
CN1180101C (zh) 2004-12-15
PL357016A1 (en) 2004-07-12
JP2001223141A (ja) 2001-08-17
EP1255872B1 (en) 2003-07-23
ATE245712T1 (de) 2003-08-15
PT1255872E (pt) 2004-01-30
JP4049964B2 (ja) 2008-02-20
CZ301396B6 (cs) 2010-02-17
BR0016331A (pt) 2002-12-24
KR20020092362A (ko) 2002-12-11
DE60004108D1 (de) 2003-08-28

Similar Documents

Publication Publication Date Title
BR0017498B1 (pt) Pó de tântalo contendo nitrogênio, corpo sinterizado poroso e capacitor eletrolítico sólido
US6432161B1 (en) Nitrogen-containing metal powder, production process thereof, and porous sintered body and solid electrolytic capacitor using the metal powder
US6876542B2 (en) Nitrogen containing metal powder, production process therefor, and porous sintered body and solid electrolytic capacitor using same
US6934146B2 (en) Niobium powder, niobium sintered body and capacitor using the sintered body
JP3174341B2 (ja) 改良されたタンタル粉末の製造方法及びその粉末から得られる高キャパシタンスで電気漏れの少ない電極
JP4592034B2 (ja) ニオブ粉、ニオブ焼結体、該焼結体を用いたコンデンサおよびそのコンデンサの製造方法
US20100208414A1 (en) Niobium monoxide powder, niobium monoxide sintered body and capacitor using the sintered body
BRPI0112389B1 (pt) pó a base de nióbio, processo para produção de pós a base de nióbio, anodo a base de nióbio e capacitor com um anodo a base de nióbio.
BRPI0715961A2 (pt) produtos semiacabados com uma superfÍcie ativa sinterizada estruturada e um processo para sua produÇço
BRPI0205343B1 (pt) pó de monóxido de nióbio, corpo sinterizado de monóxido de nióbio, capacitor usando o corpo sinterizado, método de produção dos mesmos bem como circuito e instrumento eletrônico
US11393638B2 (en) Ti—Zr alloy powder and anode containing the same
JP4683512B2 (ja) コンデンサ用粉体、それを用いた焼結体及びそれを用いたコンデンサ
JP4521849B2 (ja) コンデンサ用ニオブ粉と該ニオブ粉を用いた焼結体および該焼結体を用いたコンデンサ
TW201843357A (zh) 化學品液、含有鋁之基材之化學處理方法、化學處理完畢之基材、鋁電解電容器用電極材及電容器
PT1891651T (pt) Condensador
JPH09167720A (ja) アルミニウム固体電解コンデンサ用電極の製造方法
JP2009275289A (ja) 窒素含有金属粉末の製造方法
JP2009007675A (ja) 窒素含有金属粉末およびそれを用いた多孔質焼結体および固体電解コンデンサ
AU2008200187A1 (en) Niobium powder, niobium sintered body and capacitor using the sintered body

Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: INDEFIRO O PEDIDO DE ACORDO COM O(S) ARTIGO(S) 8O E 13O DA LPI

B12B Appeal against refusal [chapter 12.2 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 30/09/2014, OBSERVADAS AS CONDICOES LEGAIS.