JPS61189617A - 電解コンデンサ用アルミニウム箔のエツチング方法 - Google Patents
電解コンデンサ用アルミニウム箔のエツチング方法Info
- Publication number
- JPS61189617A JPS61189617A JP3088085A JP3088085A JPS61189617A JP S61189617 A JPS61189617 A JP S61189617A JP 3088085 A JP3088085 A JP 3088085A JP 3088085 A JP3088085 A JP 3088085A JP S61189617 A JPS61189617 A JP S61189617A
- Authority
- JP
- Japan
- Prior art keywords
- etching
- rectangular wave
- ratio
- side voltage
- foil
- 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.)
- Granted
Links
- 239000011888 foil Substances 0.000 title claims description 53
- 238000005530 etching Methods 0.000 title claims description 46
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims description 21
- 229910052782 aluminium Inorganic materials 0.000 title claims description 21
- 239000003990 capacitor Substances 0.000 title claims description 11
- 238000000034 method Methods 0.000 claims description 22
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 12
- 239000007864 aqueous solution Substances 0.000 claims description 10
- 239000008151 electrolyte solution Substances 0.000 claims description 9
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 8
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 239000004254 Ammonium phosphate Substances 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 229910000148 ammonium phosphate Inorganic materials 0.000 description 3
- 235000019289 ammonium phosphates Nutrition 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- -1 chlorine ions Chemical class 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical group 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000000866 electrolytic etching Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- ing And Chemical Polishing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3088085A JPS61189617A (ja) | 1985-02-19 | 1985-02-19 | 電解コンデンサ用アルミニウム箔のエツチング方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3088085A JPS61189617A (ja) | 1985-02-19 | 1985-02-19 | 電解コンデンサ用アルミニウム箔のエツチング方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61189617A true JPS61189617A (ja) | 1986-08-23 |
| JPH0262932B2 JPH0262932B2 (enrdf_load_html_response) | 1990-12-27 |
Family
ID=12316048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3088085A Granted JPS61189617A (ja) | 1985-02-19 | 1985-02-19 | 電解コンデンサ用アルミニウム箔のエツチング方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61189617A (enrdf_load_html_response) |
-
1985
- 1985-02-19 JP JP3088085A patent/JPS61189617A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0262932B2 (enrdf_load_html_response) | 1990-12-27 |
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