JPH0255932B2 - - Google Patents
Info
- Publication number
- JPH0255932B2 JPH0255932B2 JP59194953A JP19495384A JPH0255932B2 JP H0255932 B2 JPH0255932 B2 JP H0255932B2 JP 59194953 A JP59194953 A JP 59194953A JP 19495384 A JP19495384 A JP 19495384A JP H0255932 B2 JPH0255932 B2 JP H0255932B2
- Authority
- JP
- Japan
- Prior art keywords
- layer
- tantalum
- container
- cathode
- dispersion
- 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
Links
- 229910052715 tantalum Inorganic materials 0.000 claims description 32
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 32
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 23
- 229910052799 carbon Inorganic materials 0.000 claims description 23
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 19
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 16
- 239000003990 capacitor Substances 0.000 claims description 16
- NFFIWVVINABMKP-UHFFFAOYSA-N methylidynetantalum Chemical compound [Ta]#C NFFIWVVINABMKP-UHFFFAOYSA-N 0.000 claims description 16
- 229910003468 tantalcarbide Inorganic materials 0.000 claims description 16
- 229910052802 copper Inorganic materials 0.000 claims description 14
- 239000010949 copper Substances 0.000 claims description 14
- 239000006185 dispersion Substances 0.000 claims description 12
- 229910052759 nickel Inorganic materials 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- 239000002905 metal composite material Substances 0.000 claims description 6
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 4
- 230000001476 alcoholic effect Effects 0.000 claims description 2
- 229910052786 argon Inorganic materials 0.000 claims description 2
- 239000001307 helium Substances 0.000 claims description 2
- 229910052734 helium Inorganic materials 0.000 claims description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical group [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 239000003973 paint Substances 0.000 claims 1
- 239000010410 layer Substances 0.000 description 53
- 239000004332 silver Substances 0.000 description 12
- 229910052709 silver Inorganic materials 0.000 description 11
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 10
- 239000003792 electrolyte Substances 0.000 description 8
- 239000002131 composite material Substances 0.000 description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 125000006850 spacer group Chemical group 0.000 description 4
- 239000010953 base metal Substances 0.000 description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910001020 Au alloy Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910001316 Ag alloy Inorganic materials 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 229910001260 Pt alloy Inorganic materials 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 239000003353 gold alloy Substances 0.000 description 1
- JUWSSMXCCAMYGX-UHFFFAOYSA-N gold platinum Chemical compound [Pt].[Au] JUWSSMXCCAMYGX-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 150000003378 silver Chemical class 0.000 description 1
- -1 silver ions Chemical class 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 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
- H01G9/042—Electrodes or formation of dielectric layers thereon characterised by the material
- H01G9/0425—Electrodes or formation of dielectric layers thereon characterised by the material specially adapted for cathode
-
- 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
- H01G9/08—Housing; Encapsulation
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US533678 | 1983-09-19 | ||
| US06/533,678 US4523255A (en) | 1983-09-19 | 1983-09-19 | Cathode for an electrolytic capacitor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6086814A JPS6086814A (ja) | 1985-05-16 |
| JPH0255932B2 true JPH0255932B2 (US20080094685A1-20080424-C00004.png) | 1990-11-28 |
Family
ID=24126990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59194953A Granted JPS6086814A (ja) | 1983-09-19 | 1984-09-19 | 電解コンデンサ用陰極の製法 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4523255A (US20080094685A1-20080424-C00004.png) |
| JP (1) | JPS6086814A (US20080094685A1-20080424-C00004.png) |
| CA (1) | CA1202387A (US20080094685A1-20080424-C00004.png) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0477911U (US20080094685A1-20080424-C00004.png) * | 1990-11-20 | 1992-07-07 |
Families Citing this family (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4683516A (en) * | 1986-08-08 | 1987-07-28 | Kennecott Corporation | Extended life capacitor and method |
| US4780797A (en) * | 1987-12-16 | 1988-10-25 | Tansitor Electronic, Inc. | Capacitor tantalum surface for use as a counterelectrode device and method |
| DE3881359T2 (de) * | 1987-12-16 | 1994-01-20 | Tansitor Electronics Inc | Kondensatortantaloberfläche zur Verwendung als Gegenelektrodenanordnung und Verfahren. |
| US5043849A (en) * | 1990-04-17 | 1991-08-27 | Tansistor Electronics, Inc. | Electrolytic capacitor with codeposited noble metal/base metal cathode element and method for making |
| US5098485A (en) * | 1990-09-19 | 1992-03-24 | Evans Findings Company | Method of making electrically insulating metallic oxides electrically conductive |
| US6594140B1 (en) * | 1993-03-22 | 2003-07-15 | Evans Capacitor Company Incorporated | Capacitor |
| US5986876A (en) * | 1995-08-14 | 1999-11-16 | Aktsionernoe Obschestvo Zakrytogo Tipa "Elton" | Double-layer capacitor |
| US5926362A (en) * | 1997-05-01 | 1999-07-20 | Wilson Greatbatch Ltd. | Hermetically sealed capacitor |
| US20030070920A1 (en) * | 1997-05-01 | 2003-04-17 | Ashish Shah | Electrode for use in a capacitor |
| US5894403A (en) * | 1997-05-01 | 1999-04-13 | Wilson Greatbatch Ltd. | Ultrasonically coated substrate for use in a capacitor |
| US5920455A (en) * | 1997-05-01 | 1999-07-06 | Wilson Greatbatch Ltd. | One step ultrasonically coated substrate for use in a capacitor |
| US6208502B1 (en) * | 1998-07-06 | 2001-03-27 | Aerovox, Inc. | Non-symmetric capacitor |
| US6181546B1 (en) | 1999-01-19 | 2001-01-30 | Aktsionernoe Obschestvo Zakrytogo Tipa “Elton” | Double layer capacitor |
| US6791821B1 (en) * | 2001-10-16 | 2004-09-14 | Yosemite Investment, Inc. | Tantalum-carbon hybrid capacitor with activated carbon |
| US7002790B2 (en) * | 2002-09-30 | 2006-02-21 | Medtronic, Inc. | Capacitor in an implantable medical device |
| US7079377B2 (en) * | 2002-09-30 | 2006-07-18 | Joachim Hossick Schott | Capacitor and method for producing a capacitor |
| US20040240152A1 (en) * | 2003-05-30 | 2004-12-02 | Schott Joachim Hossick | Capacitor and method for producing a capacitor |
| US7224576B2 (en) * | 2003-10-23 | 2007-05-29 | Medtronic, Inc. | High capacitance electrode and methods of producing same |
| US7715174B1 (en) | 2004-05-17 | 2010-05-11 | Pacesetter, Inc. | Electrolytic capacitors with alternate cathode materials for use in pulse discharge applications |
| CN101027737B (zh) * | 2004-09-29 | 2011-02-02 | 东洋铝株式会社 | 电极材料及其制造方法 |
| EP1798743B1 (en) * | 2004-09-29 | 2017-06-07 | Toyo Aluminium Kabushiki Kaisha | Capacitor electrode member, method for manufacturing the same, and capacitor provided with the electrode member |
| US7099143B1 (en) | 2005-05-24 | 2006-08-29 | Avx Corporation | Wet electrolytic capacitors |
| US7511943B2 (en) * | 2006-03-09 | 2009-03-31 | Avx Corporation | Wet electrolytic capacitor containing a cathode coating |
| US7480130B2 (en) * | 2006-03-09 | 2009-01-20 | Avx Corporation | Wet electrolytic capacitor |
| US7460356B2 (en) * | 2007-03-20 | 2008-12-02 | Avx Corporation | Neutral electrolyte for a wet electrolytic capacitor |
| US7649730B2 (en) * | 2007-03-20 | 2010-01-19 | Avx Corporation | Wet electrolytic capacitor containing a plurality of thin powder-formed anodes |
| US7554792B2 (en) * | 2007-03-20 | 2009-06-30 | Avx Corporation | Cathode coating for a wet electrolytic capacitor |
| US9070512B2 (en) * | 2008-03-20 | 2015-06-30 | Vishay Sprague, Inc. | Electrophoretically deposited cathode capacitor |
| US8223473B2 (en) * | 2009-03-23 | 2012-07-17 | Avx Corporation | Electrolytic capacitor containing a liquid electrolyte |
| US8345406B2 (en) * | 2009-03-23 | 2013-01-01 | Avx Corporation | Electric double layer capacitor |
| US9165718B2 (en) | 2013-09-16 | 2015-10-20 | Avx Corporation | Wet electrolytic capacitor containing a hydrogen protection layer |
| US9183991B2 (en) | 2013-09-16 | 2015-11-10 | Avx Corporation | Electro-polymerized coating for a wet electrolytic capacitor |
| US10403444B2 (en) | 2013-09-16 | 2019-09-03 | Avx Corporation | Wet electrolytic capacitor containing a composite coating |
| US11189431B2 (en) | 2018-07-16 | 2021-11-30 | Vishay Sprague, Inc. | Low profile wet electrolytic tantalum capacitor |
| US11742149B2 (en) | 2021-11-17 | 2023-08-29 | Vishay Israel Ltd. | Hermetically sealed high energy electrolytic capacitor and capacitor assemblies with improved shock and vibration performance |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2908849A (en) * | 1958-03-21 | 1959-10-13 | Bell Telephone Labor Inc | Electrolytic capacitors |
| US3205416A (en) * | 1960-01-14 | 1965-09-07 | Sprague Electric Co | Electrolytic capacitor with non-filmdissolving electrolyte |
| US3243316A (en) * | 1961-05-02 | 1966-03-29 | Mallory & Co Inc P R | Method of producing electrolytic capacitor with colloidal film on cathode |
| US3628103A (en) * | 1969-04-28 | 1971-12-14 | Mallory & Co Inc P R | Cathode for wet electrolyte capacitors |
| US3845364A (en) * | 1973-10-15 | 1974-10-29 | Mallory & Co Inc P R | Cathode electrode for operation under conditions of reverse polarity voltage |
| US4020401A (en) * | 1975-12-19 | 1977-04-26 | General Electric Company | Electrolytic capacitor having a silver plated nickel case |
| US4245275A (en) * | 1978-06-23 | 1981-01-13 | Mepco/Electra, Inc. | Refractory metal alloy case capacitor |
-
1983
- 1983-09-19 US US06/533,678 patent/US4523255A/en not_active Expired - Fee Related
-
1984
- 1984-08-09 CA CA000460680A patent/CA1202387A/en not_active Expired
- 1984-09-19 JP JP59194953A patent/JPS6086814A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0477911U (US20080094685A1-20080424-C00004.png) * | 1990-11-20 | 1992-07-07 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6086814A (ja) | 1985-05-16 |
| CA1202387A (en) | 1986-03-25 |
| US4523255A (en) | 1985-06-11 |
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