JPH0561770B2 - - Google Patents
Info
- Publication number
- JPH0561770B2 JPH0561770B2 JP3334989A JP3334989A JPH0561770B2 JP H0561770 B2 JPH0561770 B2 JP H0561770B2 JP 3334989 A JP3334989 A JP 3334989A JP 3334989 A JP3334989 A JP 3334989A JP H0561770 B2 JPH0561770 B2 JP H0561770B2
- Authority
- JP
- Japan
- Prior art keywords
- etching
- alternating current
- aluminum foil
- frequency
- wave
- 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
- 238000005530 etching Methods 0.000 claims description 48
- 239000011888 foil Substances 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 16
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 14
- 229910052782 aluminium Inorganic materials 0.000 claims description 14
- 239000003990 capacitor Substances 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 229910017604 nitric acid Inorganic materials 0.000 description 3
- 235000011007 phosphoric acid Nutrition 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 235000011149 sulphuric acid Nutrition 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000000866 electrolytic etching Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
Landscapes
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3334989A JPH02211614A (ja) | 1989-02-13 | 1989-02-13 | 電解コンデンサ用アルミニウム箔のエッチング方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3334989A JPH02211614A (ja) | 1989-02-13 | 1989-02-13 | 電解コンデンサ用アルミニウム箔のエッチング方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02211614A JPH02211614A (ja) | 1990-08-22 |
| JPH0561770B2 true JPH0561770B2 (nl) | 1993-09-07 |
Family
ID=12384099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3334989A Granted JPH02211614A (ja) | 1989-02-13 | 1989-02-13 | 電解コンデンサ用アルミニウム箔のエッチング方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02211614A (nl) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5500101A (en) * | 1993-12-28 | 1996-03-19 | Nihon Chikudenki Kogyo Kabushiki Kaisha | Method of etching aluminum foil for electrolytic capacitor |
| US6620306B2 (en) | 2000-11-29 | 2003-09-16 | Matsushita Electric Industrial Co., Ltd. | Method of manufacturing electrode foil for aluminum electrolytic capacitor and AC power supply unit |
-
1989
- 1989-02-13 JP JP3334989A patent/JPH02211614A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02211614A (ja) | 1990-08-22 |
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