JPH0250612B2 - - Google Patents
Info
- Publication number
- JPH0250612B2 JPH0250612B2 JP56041198A JP4119881A JPH0250612B2 JP H0250612 B2 JPH0250612 B2 JP H0250612B2 JP 56041198 A JP56041198 A JP 56041198A JP 4119881 A JP4119881 A JP 4119881A JP H0250612 B2 JPH0250612 B2 JP H0250612B2
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- tantalum
- nitrate
- oxide film
- value
- 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 - Lifetime
Links
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 21
- 229910052715 tantalum Inorganic materials 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 11
- 239000003990 capacitor Substances 0.000 claims description 10
- 150000003839 salts Chemical class 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 229910002651 NO3 Inorganic materials 0.000 claims description 7
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 7
- 238000007743 anodising Methods 0.000 claims description 5
- 239000008151 electrolyte solution Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 2
- 229910001963 alkali metal nitrate Inorganic materials 0.000 claims 1
- 229910001964 alkaline earth metal nitrate Inorganic materials 0.000 claims 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 9
- 239000003792 electrolyte Substances 0.000 description 7
- 230000003647 oxidation Effects 0.000 description 7
- 238000007254 oxidation reaction Methods 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 5
- 239000010407 anodic oxide Substances 0.000 description 5
- 239000007864 aqueous solution Substances 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 150000002823 nitrates Chemical class 0.000 description 4
- 238000002048 anodisation reaction Methods 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 238000001311 chemical methods and process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910001960 metal nitrate Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 235000010333 potassium nitrate Nutrition 0.000 description 1
- 239000004323 potassium nitrate Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910001936 tantalum oxide Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
Landscapes
- Electrochemical Coating By Surface Reaction (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56041198A JPS57154825A (en) | 1981-03-19 | 1981-03-19 | Method of compounding tantalum electrolytic condenser electrode |
| US06/359,837 US4450049A (en) | 1981-03-19 | 1982-03-19 | Method of forming tantalum capacitor anodes and making the capacitors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56041198A JPS57154825A (en) | 1981-03-19 | 1981-03-19 | Method of compounding tantalum electrolytic condenser electrode |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57154825A JPS57154825A (en) | 1982-09-24 |
| JPH0250612B2 true JPH0250612B2 (ko) | 1990-11-02 |
Family
ID=12601717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56041198A Granted JPS57154825A (en) | 1981-03-19 | 1981-03-19 | Method of compounding tantalum electrolytic condenser electrode |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57154825A (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021210645A1 (ja) | 2020-04-15 | 2021-10-21 | 株式会社コンセプトプロト | 時間計測システム |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2312597A4 (en) * | 2008-07-29 | 2018-04-04 | Showa Denko K.K. | Method for manufacturing niobium solid electrolytic capacitor |
| CN102605408B (zh) * | 2011-10-11 | 2015-09-30 | 中国科学院合肥物质科学研究院 | 一种颜色丰富的Ta2O5纳米薄膜调控方法 |
| CN102634837A (zh) * | 2012-04-05 | 2012-08-15 | 上海市计量测试技术研究院 | 一种制备标准氧化钽薄膜的方法 |
-
1981
- 1981-03-19 JP JP56041198A patent/JPS57154825A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021210645A1 (ja) | 2020-04-15 | 2021-10-21 | 株式会社コンセプトプロト | 時間計測システム |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57154825A (en) | 1982-09-24 |
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