TW200624200A - Deoxidation of valve metal powders - Google Patents
Deoxidation of valve metal powdersInfo
- Publication number
- TW200624200A TW200624200A TW094130621A TW94130621A TW200624200A TW 200624200 A TW200624200 A TW 200624200A TW 094130621 A TW094130621 A TW 094130621A TW 94130621 A TW94130621 A TW 94130621A TW 200624200 A TW200624200 A TW 200624200A
- Authority
- TW
- Taiwan
- Prior art keywords
- valve metal
- deoxidation
- metal powders
- powders
- μfv
- Prior art date
Links
- 239000000843 powder Substances 0.000 title abstract 6
- 229910052751 metal Inorganic materials 0.000 title abstract 4
- 239000002184 metal Substances 0.000 title abstract 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract 1
- 229910052684 Cerium Inorganic materials 0.000 abstract 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 abstract 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 abstract 1
- 229910045601 alloy Inorganic materials 0.000 abstract 1
- 239000000956 alloy Substances 0.000 abstract 1
- 229910052788 barium Inorganic materials 0.000 abstract 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 abstract 1
- 229910052791 calcium Inorganic materials 0.000 abstract 1
- 239000011575 calcium Substances 0.000 abstract 1
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 229910052746 lanthanum Inorganic materials 0.000 abstract 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 abstract 1
- 229910052749 magnesium Inorganic materials 0.000 abstract 1
- 239000011777 magnesium Substances 0.000 abstract 1
- 229910052758 niobium Inorganic materials 0.000 abstract 1
- 239000010955 niobium Substances 0.000 abstract 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 abstract 1
- 239000011591 potassium Substances 0.000 abstract 1
- 229910052700 potassium Inorganic materials 0.000 abstract 1
- 239000011734 sodium Substances 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 229910052715 tantalum Inorganic materials 0.000 abstract 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 abstract 1
- 229910052727 yttrium Inorganic materials 0.000 abstract 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- 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
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/12—Dry methods smelting of sulfides or formation of mattes by gases
-
- 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
- B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
- B22F9/22—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
-
- 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
- C22B34/24—Obtaining niobium or tantalum
-
- 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
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/04—Dry methods smelting of sulfides or formation of mattes by aluminium, other metals or silicon
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102004043343A DE102004043343A1 (de) | 2004-09-08 | 2004-09-08 | Desoxidation von Ventilmetallpulvern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW200624200A true TW200624200A (en) | 2006-07-16 |
Family
ID=35445804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW094130621A TW200624200A (en) | 2004-09-08 | 2005-09-07 | Deoxidation of valve metal powders |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US20080011124A1 (zh) |
| EP (1) | EP1793950A2 (zh) |
| JP (1) | JP2008512568A (zh) |
| KR (1) | KR20070098988A (zh) |
| CN (1) | CN101052488A (zh) |
| AU (1) | AU2005281918A1 (zh) |
| BR (1) | BRPI0515172A (zh) |
| DE (1) | DE102004043343A1 (zh) |
| IL (1) | IL181782A0 (zh) |
| MX (1) | MX2007002717A (zh) |
| RU (2) | RU2404881C2 (zh) |
| SV (1) | SV2006002222A (zh) |
| TW (1) | TW200624200A (zh) |
| WO (1) | WO2006027119A2 (zh) |
| ZA (1) | ZA200701902B (zh) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101574741B (zh) * | 2009-06-25 | 2011-05-18 | 宁夏东方钽业股份有限公司 | 电容器用钽粉的制备方法 |
| WO2015127613A1 (zh) * | 2014-02-27 | 2015-09-03 | 宁夏东方钽业股份有限公司 | 一种高纯钽粉及其制备方法 |
| FR3038623B1 (fr) * | 2015-07-10 | 2017-06-30 | Fives | Procede permettant de retirer les oxydes presents a la surface des nodules d'une poudre metallique avant l'utilisation de celle-ci dans un procede industriel |
| CN107236868B (zh) | 2017-05-23 | 2019-02-26 | 东北大学 | 一种多级深度还原制备高熔点金属粉的方法 |
| CN112828279B (zh) * | 2020-12-31 | 2022-08-12 | 昆明理工大学 | 一种金属粉末气相脱氧方法 |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL252366A (zh) * | 1958-06-13 | |||
| US4141720A (en) * | 1978-05-16 | 1979-02-27 | Nrc, Inc. | Tantalum powder reclaiming |
| GB2185493B (en) * | 1985-05-27 | 1990-02-14 | Univ Melbourne | Metal production |
| US4722756A (en) * | 1987-02-27 | 1988-02-02 | Cabot Corp | Method for deoxidizing tantalum material |
| US5022935A (en) * | 1988-09-23 | 1991-06-11 | Rmi Titanium Company | Deoxidation of a refractory metal |
| US4923531A (en) * | 1988-09-23 | 1990-05-08 | Rmi Company | Deoxidation of titanium and similar metals using a deoxidant in a molten metal carrier |
| RU2089350C1 (ru) * | 1990-05-17 | 1997-09-10 | Кабот Корпорейшн | Способ получения танталового порошка |
| 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 |
| US5442978A (en) * | 1994-05-19 | 1995-08-22 | H. C. Starck, Inc. | Tantalum production via a reduction of K2TAF7, with diluent salt, with reducing agent provided in a fast series of slug additions |
| US5993513A (en) * | 1996-04-05 | 1999-11-30 | Cabot Corporation | Method for controlling the oxygen content in valve metal materials |
| US6051326A (en) * | 1997-04-26 | 2000-04-18 | Cabot Corporation | Valve metal compositions and method |
| DE19847012A1 (de) * | 1998-10-13 | 2000-04-20 | Starck H C Gmbh Co Kg | Niobpulver und Verfahren zu dessen Herstellung |
| US6558447B1 (en) * | 1999-05-05 | 2003-05-06 | H.C. Starck, Inc. | Metal powders produced by the reduction of the oxides with gaseous magnesium |
| DE19953946A1 (de) * | 1999-11-09 | 2001-05-10 | Starck H C Gmbh Co Kg | Kondensatorpulver |
| DE10030387A1 (de) * | 2000-06-21 | 2002-01-03 | Starck H C Gmbh Co Kg | Kondensatorpulver |
| US20030104923A1 (en) * | 2001-05-15 | 2003-06-05 | Showa Denko K.K. | Niobium oxide powder, niobium oxide sintered body and capacitor using the sintered body |
| 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 |
| JP3610942B2 (ja) * | 2001-10-12 | 2005-01-19 | 住友金属鉱山株式会社 | ニオブおよび／またはタンタルの粉末の製造法 |
| DE10307716B4 (de) * | 2002-03-12 | 2021-11-18 | Taniobis Gmbh | Ventilmetall-Pulver und Verfahren zu deren Herstellung |
| US6802884B2 (en) * | 2002-05-21 | 2004-10-12 | H.C. Starck, Inc. | Tantalum-silicon and niobium-silicon substrates for capacitor anodes |
| 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 |
-
2002
- 2002-08-26 US US11/574,675 patent/US20080011124A1/en not_active Abandoned
-
2004
- 2004-09-08 DE DE102004043343A patent/DE102004043343A1/de not_active Withdrawn
-
2005
- 2005-08-26 MX MX2007002717A patent/MX2007002717A/es unknown
- 2005-08-26 CN CNA200580037624XA patent/CN101052488A/zh active Pending
- 2005-08-26 WO PCT/EP2005/009230 patent/WO2006027119A2/de active Application Filing
- 2005-08-26 EP EP05782917A patent/EP1793950A2/de not_active Withdrawn
- 2005-08-26 JP JP2007530614A patent/JP2008512568A/ja not_active Withdrawn
- 2005-08-26 KR KR1020077007633A patent/KR20070098988A/ko not_active Application Discontinuation
- 2005-08-26 AU AU2005281918A patent/AU2005281918A1/en not_active Abandoned
- 2005-08-26 RU RU2007112796/02A patent/RU2404881C2/ru not_active IP Right Cessation
- 2005-08-26 BR BRPI0515172-4A patent/BRPI0515172A/pt not_active IP Right Cessation
- 2005-09-07 TW TW094130621A patent/TW200624200A/zh unknown
- 2005-09-08 SV SV2005002222A patent/SV2006002222A/es unknown
-
2007
- 2007-03-05 ZA ZA200701902A patent/ZA200701902B/xx unknown
- 2007-03-07 IL IL181782A patent/IL181782A0/en unknown
-
2010
- 2010-04-23 RU RU2010116085/02A patent/RU2010116085A/ru not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| SV2006002222A (es) | 2006-05-25 |
| KR20070098988A (ko) | 2007-10-08 |
| JP2008512568A (ja) | 2008-04-24 |
| WO2006027119A3 (de) | 2006-06-15 |
| US20080011124A1 (en) | 2008-01-17 |
| MX2007002717A (es) | 2008-03-11 |
| RU2010116085A (ru) | 2011-10-27 |
| ZA200701902B (en) | 2008-08-27 |
| BRPI0515172A (pt) | 2008-07-08 |
| AU2005281918A1 (en) | 2006-03-16 |
| CN101052488A (zh) | 2007-10-10 |
| RU2007112796A (ru) | 2008-10-20 |
| WO2006027119A2 (de) | 2006-03-16 |
| RU2404881C2 (ru) | 2010-11-27 |
| DE102004043343A1 (de) | 2006-03-23 |
| IL181782A0 (en) | 2007-07-04 |
| EP1793950A2 (de) | 2007-06-13 |
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