JPS6063916A - 電解コンデンサ電極用アルミニウム箔の電解エツチング方法 - Google Patents
電解コンデンサ電極用アルミニウム箔の電解エツチング方法Info
- Publication number
- JPS6063916A JPS6063916A JP16217884A JP16217884A JPS6063916A JP S6063916 A JPS6063916 A JP S6063916A JP 16217884 A JP16217884 A JP 16217884A JP 16217884 A JP16217884 A JP 16217884A JP S6063916 A JPS6063916 A JP S6063916A
- Authority
- JP
- Japan
- Prior art keywords
- etching
- acid
- aluminum foil
- etching process
- stage
- 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
- 238000005530 etching Methods 0.000 title claims description 89
- 238000000034 method Methods 0.000 title claims description 27
- 239000011888 foil Substances 0.000 title claims description 19
- 229910052782 aluminium Inorganic materials 0.000 title claims description 18
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims description 17
- 239000002253 acid Substances 0.000 claims description 14
- 239000007864 aqueous solution Substances 0.000 claims description 7
- 230000010287 polarization Effects 0.000 claims description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 4
- 238000000866 electrolytic etching Methods 0.000 claims description 3
- 239000000243 solution Substances 0.000 description 13
- 238000004090 dissolution Methods 0.000 description 11
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 238000007792 addition Methods 0.000 description 5
- -1 chlorine ions Chemical class 0.000 description 5
- 239000011148 porous material Substances 0.000 description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 229910052801 chlorine Inorganic materials 0.000 description 4
- 239000000460 chlorine Substances 0.000 description 4
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 1
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 1
- 239000010407 anodic oxide Substances 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 239000006252 electrolytic conductor Substances 0.000 description 1
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 150000007523 nucleic acids Chemical class 0.000 description 1
- 102000039446 nucleic acids Human genes 0.000 description 1
- 108020004707 nucleic acids Proteins 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
Landscapes
- ing And Chemical Polishing (AREA)
- Manufacturing Of Printed Circuit Boards (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16217884A JPS6063916A (ja) | 1984-07-31 | 1984-07-31 | 電解コンデンサ電極用アルミニウム箔の電解エツチング方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16217884A JPS6063916A (ja) | 1984-07-31 | 1984-07-31 | 電解コンデンサ電極用アルミニウム箔の電解エツチング方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6063916A true JPS6063916A (ja) | 1985-04-12 |
| JPH0315816B2 JPH0315816B2 (enrdf_load_stackoverflow) | 1991-03-04 |
Family
ID=15749497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16217884A Granted JPS6063916A (ja) | 1984-07-31 | 1984-07-31 | 電解コンデンサ電極用アルミニウム箔の電解エツチング方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6063916A (enrdf_load_stackoverflow) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5576098A (en) * | 1978-12-05 | 1980-06-07 | Fujitsu Ltd | Production of electrode for aluminum electrolytic capacitor |
| JPS5576099A (en) * | 1978-12-05 | 1980-06-07 | Fujitsu Ltd | Production of electrode for aluminum electrolytic capacitor |
-
1984
- 1984-07-31 JP JP16217884A patent/JPS6063916A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5576098A (en) * | 1978-12-05 | 1980-06-07 | Fujitsu Ltd | Production of electrode for aluminum electrolytic capacitor |
| JPS5576099A (en) * | 1978-12-05 | 1980-06-07 | Fujitsu Ltd | Production of electrode for aluminum electrolytic capacitor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0315816B2 (enrdf_load_stackoverflow) | 1991-03-04 |
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