BR0016331B1 - mÉtodo para produÇço de pà de tÂntalo contendo nitrogÊnio. - Google Patents
mÉtodo para produÇço de pà de tÂntalo contendo nitrogÊnio.Info
- Publication number
- BR0016331B1 BR0016331B1 BRPI0016331-7A BR0016331A BR0016331B1 BR 0016331 B1 BR0016331 B1 BR 0016331B1 BR 0016331 A BR0016331 A BR 0016331A BR 0016331 B1 BR0016331 B1 BR 0016331B1
- Authority
- BR
- Brazil
- Prior art keywords
- nitrogen
- metallic powder
- metal
- powder
- niobium
- Prior art date
Links
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 title abstract 6
- 229910052715 tantalum Inorganic materials 0.000 title abstract 3
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 239000000428 dust Substances 0.000 title 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 6
- 239000000843 powder Substances 0.000 abstract 6
- 229910052751 metal Inorganic materials 0.000 abstract 4
- 239000002184 metal Substances 0.000 abstract 4
- 229910052757 nitrogen Inorganic materials 0.000 abstract 3
- 229910052758 niobium Inorganic materials 0.000 abstract 2
- 239000010955 niobium Substances 0.000 abstract 2
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 abstract 2
- 230000002035 prolonged effect Effects 0.000 abstract 2
- 239000003990 capacitor Substances 0.000 abstract 1
- 239000003638 chemical reducing agent Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 229910000765 intermetallic Inorganic materials 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 239000006104 solid solution Substances 0.000 abstract 1
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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/0047—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents
- C22C32/0068—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents only nitrides
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Inorganic Chemistry (AREA)
- Power Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Composite Materials (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Powder Metallurgy (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Conductive Materials (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
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 |
PCT/JP2000/006183 WO2001059166A1 (en) | 2000-02-08 | 2000-09-11 | Production of nitrogen-containing tantalum or niobium powder and solid electrolytic capacitor |
Publications (2)
Publication Number | Publication Date |
---|---|
BR0016331A BR0016331A (pt) | 2002-12-24 |
BR0016331B1 true BR0016331B1 (pt) | 2008-11-18 |
Family
ID=18555954
Family Applications (2)
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. |
BRPI0017498-0A BR0017498B1 (pt) | 2000-02-08 | 2000-09-11 | Pó de tântalo contendo nitrogênio, corpo sinterizado poroso e capacitor eletrolítico sólido |
Family Applications After (1)
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 |
Country Status (13)
Country | Link |
---|---|
EP (1) | EP1255872B1 (pt) |
JP (1) | JP4049964B2 (pt) |
KR (1) | KR20020092362A (pt) |
CN (1) | CN1180101C (pt) |
AT (1) | ATE245712T1 (pt) |
AU (1) | AU2000268772A1 (pt) |
BR (2) | BR0016331B1 (pt) |
CZ (1) | CZ301396B6 (pt) |
DE (1) | DE60004108T2 (pt) |
IL (1) | IL150851A (pt) |
PL (1) | PL357016A1 (pt) |
PT (1) | PT1255872E (pt) |
WO (1) | WO2001059166A1 (pt) |
Families Citing this family (20)
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 |
WO2003032344A1 (en) * | 2001-10-02 | 2003-04-17 | Showa Denko K.K. | Niobium powder, sintered compact thereof, chemically modified product thereof and capacitor using them |
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 |
US7729104B2 (en) | 2004-04-15 | 2010-06-01 | Jfe Mineral Company, Ltd. | Tantalum powder and solid electrolyte capacitor including the same |
US7431751B2 (en) * | 2004-09-29 | 2008-10-07 | H.C. Starck Inc. | Magnesium removal from magnesium reduced metal powders |
JP4042995B2 (ja) * | 2004-10-06 | 2008-02-06 | 昭和電工株式会社 | ニオブ粉、ニオブ造粒物、ニオブ焼結体及びコンデンサ並びにそれらの製造方法 |
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 |
WO2007130483A2 (en) * | 2006-05-05 | 2007-11-15 | Cabot Corporation | Tantalum powder with smooth surface 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 |
KR101838989B1 (ko) * | 2013-12-10 | 2018-03-15 | 닝시아 오리엔트 탄탈럼 인더스트리 코포레이션 엘티디 | 높은 질소 함량을 갖는 캐퍼시터급 탄탈럼 파우더의 제조방법, 그로부터 제조된 캐퍼시터급 탄탈럼 파우더 및 탄탈럼 파우더로 제조된 캐퍼시터와 애노드 |
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 |
US20190308247A1 (en) * | 2016-07-13 | 2019-10-10 | Ningxia Orient Tantalum Industry Co., Ltd. | Flaked tantalum powder and preparation method thereof |
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 |
US20230335341A1 (en) * | 2020-08-27 | 2023-10-19 | Panasonic Intellectual Property Management Co., Ltd. | Electrode foil for electrolytic capacitors, electrolytic capacitor, method for producing electrode foil for electrolytic capacitors, and method for producing electrolytic capacitor |
JP2023542073A (ja) * | 2020-09-23 | 2023-10-05 | 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 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4684399A (en) * | 1986-03-04 | 1987-08-04 | Cabot Corporation | Tantalum powder process |
WO1991018121A1 (en) * | 1990-05-17 | 1991-11-28 | Cabot Corporation | Method of producing high surface area low metal impurity tantalum powder |
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 |
EP0665302B1 (en) * | 1994-01-26 | 2000-05-03 | H.C. Starck, INC. | Nitriding tantalum powder |
AU6396398A (en) | 1997-02-19 | 1998-09-09 | H.C. Starck Gmbh & Co. Kg | Tantalum powder, method for producing same powder and sintered anodes obtained from it |
-
2000
- 2000-02-08 JP JP2000031029A patent/JP4049964B2/ja not_active Expired - Fee Related
- 2000-09-11 KR KR1020027010026A patent/KR20020092362A/ko not_active Application Discontinuation
- 2000-09-11 PT PT00957081T patent/PT1255872E/pt unknown
- 2000-09-11 AT AT00957081T patent/ATE245712T1/de not_active IP Right Cessation
- 2000-09-11 WO PCT/JP2000/006183 patent/WO2001059166A1/en not_active Application Discontinuation
- 2000-09-11 BR BRPI0016331-7A patent/BR0016331B1/pt not_active IP Right Cessation
- 2000-09-11 AU AU2000268772A patent/AU2000268772A1/en not_active Abandoned
- 2000-09-11 CZ CZ20022680A patent/CZ301396B6/cs not_active IP Right Cessation
- 2000-09-11 DE DE60004108T patent/DE60004108T2/de not_active Revoked
- 2000-09-11 PL PL00357016A patent/PL357016A1/xx unknown
- 2000-09-11 CN CNB008188203A patent/CN1180101C/zh not_active Expired - Lifetime
- 2000-09-11 EP EP00957081A patent/EP1255872B1/en not_active Revoked
- 2000-09-11 BR BRPI0017498-0A patent/BR0017498B1/pt active IP Right Grant
-
2002
- 2002-07-22 IL IL150851A patent/IL150851A/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
CZ20022680A3 (cs) | 2003-04-16 |
WO2001059166A1 (en) | 2001-08-16 |
DE60004108T2 (de) | 2004-06-03 |
CN1180101C (zh) | 2004-12-15 |
PT1255872E (pt) | 2004-01-30 |
PL357016A1 (en) | 2004-07-12 |
JP4049964B2 (ja) | 2008-02-20 |
JP2001223141A (ja) | 2001-08-17 |
KR20020092362A (ko) | 2002-12-11 |
EP1255872B1 (en) | 2003-07-23 |
ATE245712T1 (de) | 2003-08-15 |
IL150851A (en) | 2009-09-22 |
AU2000268772A1 (en) | 2001-08-20 |
BR0017498B1 (pt) | 2014-09-30 |
EP1255872A1 (en) | 2002-11-13 |
CN1433485A (zh) | 2003-07-30 |
BR0016331A (pt) | 2002-12-24 |
CZ301396B6 (cs) | 2010-02-17 |
DE60004108D1 (de) | 2003-08-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR0016331B1 (pt) | mÉtodo para produÇço de pà de tÂntalo contendo nitrogÊnio. | |
TW200623175A (en) | Porous anode body for solid electrolytic capacitor, production method thereof and solid electrolytic capacitor | |
EP1394824A4 (en) | ELECTROLYTIC SOLUTION FOR AN ELECTROLYTE CONDENSER AND ELECTROLYTE CONDENSER THEREWITH | |
TW200511341A (en) | Valve acting metal sintered body, production method therefore and solid electrolytic capacitor | |
SG98055A1 (en) | An anode member for a solid electrolytic capacitor, an electrolytic capacitor using the same, and method of making the same | |
IL146367A0 (en) | High capacitance niobium powders and electrolytic capacitor anodes | |
HK1037897A1 (en) | Nitrided niobium powders and niobium electrolytic capacitors. | |
TW200517506A (en) | Niobium suboxide powder | |
HK59697A (en) | A process for making an improved tantalum powder and high capacitance low leakage electrode made therefrom | |
TW200636781A (en) | Solid electrolytic capacitor and manufacturing method thereof | |
EA200401203A1 (ru) | Восстановление оксидов металлов в электролизере | |
WO2004103906A3 (en) | Methods of making a niobium metal oxide and oxygen reduced niobium oxides | |
AP1616A (en) | Reduction of metal oxides in an electrolytic cell. | |
IL140945A0 (en) | Phosphate anodizing electrolyte and its use to prepare capacitors, valve metal anodes produced from very fine metal powders | |
WO2004093217A3 (en) | Cathode active material with increased alkali metal content and method of making the same | |
EP1592030A4 (en) | METHOD FOR PRODUCING A FIXED ELECTROLYTE CONDENSER | |
TWI262832B (en) | Tantalum powder, and solid electrolyte capacitor using it | |
DK1409770T3 (da) | Reduktion af metaloxider i en elektrolysecelle | |
ATE443919T1 (de) | Anode beinhaltend nioboxidpulver und verfahren zu ihrer herstellung | |
WO2004100283A3 (de) | Elektrolyt zum elektrochemischen polieren von metalloberflächen | |
TW200506985A (en) | Sintered body electrode and solid electrolytic capacitor using the sintered body electrode | |
TW200629314A (en) | Solid electrolytic capacitor and manufacturing method thereof | |
WO2020222995A8 (en) | A ti-zr alloy powder and anode containing the same | |
DE60122205D1 (de) | Kondensatorpulver, sinterkörper und kondensator mit diesem sinterkörper | |
EP3893258A1 (en) | Electrolytic capacitor having a tantalum anode |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
B07A | Application suspended after technical examination (opinion) [chapter 7.1 patent gazette] | ||
B07A | Application suspended after technical examination (opinion) [chapter 7.1 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 11/09/2000, OBSERVADAS AS CONDICOES LEGAIS. |
|
B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 11.09.2020 |