JPS4842537B1 - - Google Patents
Info
- Publication number
- JPS4842537B1 JPS4842537B1 JP7768967A JP7768967A JPS4842537B1 JP S4842537 B1 JPS4842537 B1 JP S4842537B1 JP 7768967 A JP7768967 A JP 7768967A JP 7768967 A JP7768967 A JP 7768967A JP S4842537 B1 JPS4842537 B1 JP S4842537B1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/10—Etching compositions
- C23F1/14—Aqueous compositions
- C23F1/16—Acidic compositions
- C23F1/18—Acidic compositions for etching copper or alloys thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- ing And Chemical Polishing (AREA)
- Manufacturing Of Printed Circuit Boards (AREA)
- Photosensitive Polymer And Photoresist Processing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7768967A JPS4842537B1 (en) | 1967-12-05 | 1967-12-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7768967A JPS4842537B1 (en) | 1967-12-05 | 1967-12-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4842537B1 true JPS4842537B1 (en) | 1973-12-13 |
Family
ID=13640846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7768967A Pending JPS4842537B1 (en) | 1967-12-05 | 1967-12-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4842537B1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0349600A1 (en) * | 1987-12-29 | 1990-01-10 | Macdermid Inc | Improved copper etchant compositions. |
-
1967
- 1967-12-05 JP JP7768967A patent/JPS4842537B1/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0349600A1 (en) * | 1987-12-29 | 1990-01-10 | Macdermid Inc | Improved copper etchant compositions. |