RU2002115641A - POWDER FOR CAPACITOR - Google Patents
POWDER FOR CAPACITORInfo
- Publication number
- RU2002115641A RU2002115641A RU2002115641/09A RU2002115641A RU2002115641A RU 2002115641 A RU2002115641 A RU 2002115641A RU 2002115641/09 A RU2002115641/09 A RU 2002115641/09A RU 2002115641 A RU2002115641 A RU 2002115641A RU 2002115641 A RU2002115641 A RU 2002115641A
- Authority
- RU
- Russia
- Prior art keywords
- powder
- niobium
- capacitor
- insulating layer
- metal
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 title claims 6
- 239000000843 powder Substances 0.000 claims 5
- 229910052782 aluminium Inorganic materials 0.000 claims 4
- 229910052750 molybdenum Inorganic materials 0.000 claims 4
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims 4
- 229910052758 niobium Inorganic materials 0.000 claims 4
- 239000010955 niobium Substances 0.000 claims 4
- 229910052710 silicon Inorganic materials 0.000 claims 4
- 229910052719 titanium Inorganic materials 0.000 claims 4
- 229910052721 tungsten Inorganic materials 0.000 claims 4
- 229910052727 yttrium Inorganic materials 0.000 claims 4
- 229910052726 zirconium Inorganic materials 0.000 claims 4
- 229910052751 metal Inorganic materials 0.000 claims 3
- 239000002184 metal Substances 0.000 claims 3
- ZKATWMILCYLAPD-UHFFFAOYSA-N Niobium pentoxide Chemical compound O=[Nb](=O)O[Nb](=O)=O ZKATWMILCYLAPD-UHFFFAOYSA-N 0.000 claims 2
- 150000001875 compounds Chemical class 0.000 claims 2
- 238000000354 decomposition reaction Methods 0.000 claims 2
- 238000006460 hydrolysis reaction Methods 0.000 claims 2
- 229910000484 niobium oxide Inorganic materials 0.000 claims 2
- 229910052715 tantalum Inorganic materials 0.000 claims 2
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 239000003792 electrolyte Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 239000004065 semiconductor Substances 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims 1
Claims (5)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19953946.4 | 1999-11-09 | ||
DE19953946A DE19953946A1 (en) | 1999-11-09 | 1999-11-09 | Capacitor powder |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2002115641A true RU2002115641A (en) | 2004-05-27 |
RU2253919C2 RU2253919C2 (en) | 2005-06-10 |
Family
ID=7928474
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2002115641/09A RU2253919C2 (en) | 1999-11-09 | 2000-10-27 | Capacitor powder |
Country Status (14)
Country | Link |
---|---|
US (1) | US6821314B1 (en) |
EP (1) | EP1230655B1 (en) |
JP (1) | JP4999135B2 (en) |
KR (1) | KR100715408B1 (en) |
CN (1) | CN1211819C (en) |
AU (1) | AU770489B2 (en) |
BR (1) | BRPI0015400B1 (en) |
CZ (1) | CZ301939B6 (en) |
DE (2) | DE19953946A1 (en) |
IL (2) | IL149038A0 (en) |
PT (1) | PT1230655E (en) |
RU (1) | RU2253919C2 (en) |
SV (1) | SV2002000213A (en) |
WO (1) | WO2001035428A1 (en) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6416730B1 (en) | 1998-09-16 | 2002-07-09 | Cabot Corporation | Methods to partially reduce a niobium metal oxide oxygen reduced niobium oxides |
US6322912B1 (en) | 1998-09-16 | 2001-11-27 | Cabot Corporation | Electrolytic capacitor anode of valve metal oxide |
BR0113215A (en) † | 2000-08-10 | 2005-02-01 | Showa Denko Kk | Niobium powder, sintered body and capacitor using body |
DE10044451C1 (en) * | 2000-09-08 | 2002-04-04 | Epcos Ag | Electrode and capacitor with the electrode |
JP2003213301A (en) * | 2002-01-21 | 2003-07-30 | Kawatetsu Mining Co Ltd | Niobium powder, and solid electrolytic capacitor |
JP2004143477A (en) * | 2002-10-22 | 2004-05-20 | Cabot Supermetal Kk | Niobium powder and production method therefor, and solid electrolytic capacitor obtained by using the same |
US7655214B2 (en) | 2003-02-26 | 2010-02-02 | Cabot Corporation | Phase formation of oxygen reduced valve metal oxides and granulation methods |
US7445679B2 (en) | 2003-05-16 | 2008-11-04 | Cabot Corporation | Controlled oxygen addition for metal material |
EP1638891A2 (en) | 2003-05-19 | 2006-03-29 | Cabot Corporation | Methods of making a niobium metal oxide and oxygen reduced niobium oxides |
KR101132267B1 (en) | 2003-11-10 | 2012-04-02 | 쇼와 덴코 가부시키가이샤 | Niobium powder for capacitor, niobium sintered body and capacitor |
US20080011124A1 (en) * | 2004-09-08 | 2008-01-17 | H.C. Starck Gmbh & Co. Kg | Deoxidation of Valve Metal Powders |
US20080310080A1 (en) * | 2005-08-19 | 2008-12-18 | Martin Biler | Solid State Capacitors and Method of Manufacturing Them |
GB0517952D0 (en) * | 2005-09-02 | 2005-10-12 | Avx Ltd | Method of forming anode bodies for solid state capacitors |
DE102005043829A1 (en) * | 2005-09-13 | 2007-04-05 | H.C. Starck Gmbh | Process for the production of electrolytic capacitors with high nominal voltage |
GB0622463D0 (en) * | 2006-11-10 | 2006-12-20 | Avx Ltd | Powder modification in the manufacture of solid state capacitor anodes |
US7760487B2 (en) * | 2007-10-22 | 2010-07-20 | Avx Corporation | Doped ceramic powder for use in forming capacitor anodes |
US7760488B2 (en) * | 2008-01-22 | 2010-07-20 | Avx Corporation | Sintered anode pellet treated with a surfactant for use in an electrolytic capacitor |
US7852615B2 (en) * | 2008-01-22 | 2010-12-14 | Avx Corporation | Electrolytic capacitor anode treated with an organometallic compound |
US7768773B2 (en) * | 2008-01-22 | 2010-08-03 | Avx Corporation | Sintered anode pellet etched with an organic acid for use in an electrolytic capacitor |
US8203827B2 (en) * | 2009-02-20 | 2012-06-19 | Avx Corporation | Anode for a solid electrolytic capacitor containing a non-metallic surface treatment |
EP2656947B1 (en) * | 2010-12-24 | 2019-08-21 | Showa Denko K.K. | Tungsten powder, positive electrode body for capacitors, and electrolytic capacitor |
JP6242814B2 (en) * | 2012-12-27 | 2017-12-06 | 昭和電工株式会社 | Niobium capacitor anode chemical and method for producing the same |
Family Cites Families (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3684929A (en) * | 1969-07-31 | 1972-08-15 | Mallinckrodt Chemical Works | Electrolytic capacitor anode comprising oxide filmed hollow bodies |
US3849124A (en) * | 1969-12-05 | 1974-11-19 | Norton Co | Capacitor powder |
JPS5539899B2 (en) * | 1971-08-09 | 1980-10-14 | ||
US3976435A (en) * | 1971-09-12 | 1976-08-24 | P. R. Mallory & Co. Inc. | Porous electrodes and electrolytic capacitors made therefrom |
US3867129A (en) | 1974-02-05 | 1975-02-18 | Metallurgie Hoboken | Anodically oxidizable metal powder |
US3986869A (en) * | 1974-03-01 | 1976-10-19 | Showa Denko Kabushiki Kaisha | Process for making electrolytic capacitor anodes forming a continuum of anodes and cutting the continuum into individual bodies |
US4338354A (en) * | 1980-04-28 | 1982-07-06 | International Standard Electric Corporation | Coating powdered material |
DE3130392C2 (en) * | 1981-07-31 | 1985-10-17 | Hermann C. Starck Berlin, 1000 Berlin | Process for the production of pure agglomerated valve metal powder for electrolytic capacitors, their use and process for the production of sintered anodes |
GB2106938A (en) * | 1981-09-29 | 1983-04-20 | Standard Telephones Cables Ltd | Tantalum coated alumina articles |
US5034857A (en) | 1989-10-06 | 1991-07-23 | Composite Materials Technology, Inc. | Porous electrolytic anode |
US4973526A (en) * | 1990-02-15 | 1990-11-27 | Dow Corning Corporation | Method of forming ceramic coatings and resulting articles |
JPH05243101A (en) * | 1992-02-26 | 1993-09-21 | Nec Corp | Solid electrolytic capacitor and manufacture thereof |
DE4225920A1 (en) * | 1992-08-05 | 1994-02-10 | Roederstein Kondensatoren | Capacitor, especially electrolytic capacitor |
US5914417A (en) * | 1995-01-03 | 1999-06-22 | H.C. Starck Gmbh & Co. Kg | Nb, Ta and Ti salt solutions and processes for the production and use thereof |
US5993513A (en) * | 1996-04-05 | 1999-11-30 | Cabot Corporation | Method for controlling the oxygen content in valve metal materials |
US6165623A (en) | 1996-11-07 | 2000-12-26 | Cabot Corporation | Niobium powders and niobium electrolytic capacitors |
JP3254163B2 (en) * | 1997-02-28 | 2002-02-04 | 昭和電工株式会社 | Capacitor |
US6051326A (en) | 1997-04-26 | 2000-04-18 | Cabot Corporation | Valve metal compositions and method |
US6282419B1 (en) | 1997-08-20 | 2001-08-28 | Ericsson Inc | Apparatus and method for mobile terminal rescans during roaming |
JP3233084B2 (en) * | 1997-11-06 | 2001-11-26 | 日本電気株式会社 | Method for manufacturing anode body of solid electrolytic capacitor |
JPH11214242A (en) * | 1998-01-26 | 1999-08-06 | Murata Mfg Co Ltd | Conductive paste and laminated ceramic electronic component using the same |
BRPI9917635B1 (en) * | 1998-05-06 | 2017-06-06 | Starck H C Gmbh Co Kg | niobium powder in the form of primary agglomerated particles and method for obtaining a capacitor anode |
DE19831280A1 (en) | 1998-07-13 | 2000-01-20 | Starck H C Gmbh Co Kg | Acidic earth metal, specifically tantalum or niobium, powder for use, e.g., in capacitor production is produced by two-stage reduction of the pentoxide using hydrogen as the first stage reducing agent for initial suboxide formation |
DE19847012A1 (en) | 1998-10-13 | 2000-04-20 | Starck H C Gmbh Co Kg | Niobium powder and process for its manufacture |
JP2000243665A (en) * | 1999-02-17 | 2000-09-08 | Matsushita Electric Ind Co Ltd | Solid electrolytic capacitor and its manufacture |
CN1221994C (en) * | 1999-07-15 | 2005-10-05 | 昭和电工株式会社 | Niobium powder, its sintered body, and capacitor comprising the same |
JP4683512B2 (en) * | 2000-11-30 | 2011-05-18 | 昭和電工株式会社 | Capacitor powder, sintered body using the same, and capacitor using the same |
-
1999
- 1999-11-09 DE DE19953946A patent/DE19953946A1/en not_active Withdrawn
-
2000
- 2000-10-27 DE DE50010419T patent/DE50010419D1/en not_active Expired - Lifetime
- 2000-10-27 US US10/129,536 patent/US6821314B1/en not_active Expired - Lifetime
- 2000-10-27 JP JP2001537079A patent/JP4999135B2/en not_active Expired - Lifetime
- 2000-10-27 PT PT00975948T patent/PT1230655E/en unknown
- 2000-10-27 RU RU2002115641/09A patent/RU2253919C2/en active
- 2000-10-27 WO PCT/EP2000/010622 patent/WO2001035428A1/en active IP Right Grant
- 2000-10-27 IL IL14903800A patent/IL149038A0/en active IP Right Grant
- 2000-10-27 CN CNB008153027A patent/CN1211819C/en not_active Expired - Lifetime
- 2000-10-27 CZ CZ20021584A patent/CZ301939B6/en not_active IP Right Cessation
- 2000-10-27 BR BRPI0015400A patent/BRPI0015400B1/en not_active IP Right Cessation
- 2000-10-27 AU AU13891/01A patent/AU770489B2/en not_active Ceased
- 2000-10-27 EP EP00975948A patent/EP1230655B1/en not_active Expired - Lifetime
- 2000-10-27 KR KR1020027005959A patent/KR100715408B1/en not_active IP Right Cessation
- 2000-11-09 SV SV2000000213A patent/SV2002000213A/en active IP Right Grant
-
2002
- 2002-04-09 IL IL149038A patent/IL149038A/en not_active IP Right Cessation
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