JP5222280B2 - コンデンサ - Google Patents
コンデンサ Download PDFInfo
- Publication number
- JP5222280B2 JP5222280B2 JP2009502630A JP2009502630A JP5222280B2 JP 5222280 B2 JP5222280 B2 JP 5222280B2 JP 2009502630 A JP2009502630 A JP 2009502630A JP 2009502630 A JP2009502630 A JP 2009502630A JP 5222280 B2 JP5222280 B2 JP 5222280B2
- Authority
- JP
- Japan
- Prior art keywords
- insulating film
- conductor
- capacitor
- electrode
- temperature
- 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 - Fee Related
Links
- 239000003990 capacitor Substances 0.000 title claims description 49
- 229910052751 metal Inorganic materials 0.000 claims description 48
- 239000004020 conductor Substances 0.000 claims description 41
- 239000002184 metal Substances 0.000 claims description 37
- 229910052796 boron Inorganic materials 0.000 claims description 20
- 229910052710 silicon Inorganic materials 0.000 claims description 19
- 229910052755 nonmetal Inorganic materials 0.000 claims description 7
- 229910052776 Thorium Inorganic materials 0.000 claims description 6
- 229910052804 chromium Inorganic materials 0.000 claims description 6
- 229910052735 hafnium Inorganic materials 0.000 claims description 6
- 229910052741 iridium Inorganic materials 0.000 claims description 6
- 229910052750 molybdenum Inorganic materials 0.000 claims description 6
- 229910052758 niobium Inorganic materials 0.000 claims description 6
- 229910052702 rhenium Inorganic materials 0.000 claims description 6
- 229910052703 rhodium Inorganic materials 0.000 claims description 6
- 229910052707 ruthenium Inorganic materials 0.000 claims description 6
- 229910052721 tungsten Inorganic materials 0.000 claims description 6
- 229910052720 vanadium Inorganic materials 0.000 claims description 6
- 229910052726 zirconium Inorganic materials 0.000 claims description 6
- 229910052719 titanium Inorganic materials 0.000 claims description 5
- 239000010408 film Substances 0.000 description 44
- 238000000034 method Methods 0.000 description 25
- 239000002131 composite material Substances 0.000 description 18
- 238000004519 manufacturing process Methods 0.000 description 16
- 239000000843 powder Substances 0.000 description 14
- 238000001556 precipitation Methods 0.000 description 12
- 238000005121 nitriding Methods 0.000 description 10
- 238000010438 heat treatment Methods 0.000 description 9
- 238000005245 sintering Methods 0.000 description 9
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 239000011230 binding agent Substances 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 238000007747 plating Methods 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 238000000151 deposition Methods 0.000 description 4
- 239000011810 insulating material Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000004146 energy storage Methods 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007772 electroless plating Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000007784 solid electrolyte Substances 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
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
-
- 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
- H01G9/0029—Processes of manufacture
- H01G9/0032—Processes of manufacture formation of the dielectric layer
-
- 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
- H01G9/004—Details
- H01G9/07—Dielectric layers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Ceramic Capacitors (AREA)
- Powder Metallurgy (AREA)
- Laminated Bodies (AREA)
Description
Claims (4)
- 金属元素と1以上の非金属元素との結合体である導電体を含む第1電極と、
上記導電体を覆う絶縁膜であって、上記非金属元素と、NおよびOの少なくともいずれかと、を含む絶縁膜と、
上記絶縁膜を挟んで上記第1電極と絶縁された第2電極と、を備えており、
上記金属元素は、Mo,Nb,Os,Ta,Ti,W,Zr,Hf,Ir,Cr,Th,V,Lu,Pt,Re,Ru,Rhから選ばれた元素であり、
上記絶縁膜は、上記非金属元素の濃度が、上記導電体よりも高くなっていることを特徴とする、コンデンサ。 - 上記導電体は、C,B,Siから選ばれた2以上の上記非金属元素を含み、
上記絶縁膜は、上記導電体に含まれたものと同じ上記2以上の非金属元素を含む、請求項1に記載のコンデンサ。 - 上記金属元素はTaであり、上記非金属元素はB、Siである、請求項1に記載のコンデンサ。
- 上記第2電極はNiからなる、請求項1に記載のコンデンサ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009502630A JP5222280B2 (ja) | 2007-03-08 | 2008-03-07 | コンデンサ |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007058322 | 2007-03-08 | ||
JP2007058322 | 2007-03-08 | ||
PCT/JP2008/054161 WO2008108462A1 (ja) | 2007-03-08 | 2008-03-07 | 複合材料、これを用いたコンデンサ、およびこれらの製造方法 |
JP2009502630A JP5222280B2 (ja) | 2007-03-08 | 2008-03-07 | コンデンサ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2008108462A1 JPWO2008108462A1 (ja) | 2010-06-17 |
JP5222280B2 true JP5222280B2 (ja) | 2013-06-26 |
Family
ID=39738327
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009502630A Expired - Fee Related JP5222280B2 (ja) | 2007-03-08 | 2008-03-07 | コンデンサ |
Country Status (3)
Country | Link |
---|---|
US (1) | US8379370B2 (ja) |
JP (1) | JP5222280B2 (ja) |
WO (1) | WO2008108462A1 (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07176691A (ja) * | 1993-12-21 | 1995-07-14 | Kawasaki Steel Corp | 半導体装置の製造方法 |
JP2002173371A (ja) * | 2000-11-30 | 2002-06-21 | Showa Denko Kk | 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 |
JP2006270052A (ja) * | 2005-02-23 | 2006-10-05 | Sanyo Electric Co Ltd | 固体電解コンデンサ及びその製造方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0578856A1 (de) * | 1992-07-16 | 1994-01-19 | International Business Machines Corporation | Mikro-Kondensator |
JP2001358038A (ja) | 2000-06-12 | 2001-12-26 | Rohm Co Ltd | タンタル電解コンデンサの製造方法 |
US6824586B2 (en) * | 2000-11-30 | 2004-11-30 | Showa Denko K.K. | Powder for capacitor, sintered body thereof and capacitor using the sintered body |
US7110244B2 (en) * | 2001-04-12 | 2006-09-19 | Showa Denko K.K. | Production process for niobium capacitor |
US6570753B2 (en) * | 2001-05-25 | 2003-05-27 | University Of Houston | Capacitor and method of storing energy |
JP4508913B2 (ja) * | 2005-03-23 | 2010-07-21 | 三洋電機株式会社 | 固体電解コンデンサ及び固体電解コンデンサ用陽極材料の製造方法 |
JP4546415B2 (ja) * | 2005-09-01 | 2010-09-15 | 日本特殊陶業株式会社 | 配線基板、セラミックキャパシタ |
-
2008
- 2008-03-07 JP JP2009502630A patent/JP5222280B2/ja not_active Expired - Fee Related
- 2008-03-07 US US12/530,273 patent/US8379370B2/en active Active
- 2008-03-07 WO PCT/JP2008/054161 patent/WO2008108462A1/ja active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07176691A (ja) * | 1993-12-21 | 1995-07-14 | Kawasaki Steel Corp | 半導体装置の製造方法 |
JP2002173371A (ja) * | 2000-11-30 | 2002-06-21 | Showa Denko Kk | 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 |
JP2006270052A (ja) * | 2005-02-23 | 2006-10-05 | Sanyo Electric Co Ltd | 固体電解コンデンサ及びその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
US8379370B2 (en) | 2013-02-19 |
JPWO2008108462A1 (ja) | 2010-06-17 |
WO2008108462A1 (ja) | 2008-09-12 |
US20100103588A1 (en) | 2010-04-29 |
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