FR2174816A1 - Dissolving copper from substrates - by oxidising copper to cuprous ions using cupric ions - Google Patents
Dissolving copper from substrates - by oxidising copper to cuprous ions using cupric ionsInfo
- Publication number
- FR2174816A1 FR2174816A1 FR7228554A FR7228554A FR2174816A1 FR 2174816 A1 FR2174816 A1 FR 2174816A1 FR 7228554 A FR7228554 A FR 7228554A FR 7228554 A FR7228554 A FR 7228554A FR 2174816 A1 FR2174816 A1 FR 2174816A1
- Authority
- FR
- France
- Prior art keywords
- copper
- ions
- oxidising
- ammonium
- cupric ions
- 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
- 150000002500 ions Chemical class 0.000 title abstract 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title abstract 5
- 229910052802 copper Inorganic materials 0.000 title abstract 5
- 239000010949 copper Substances 0.000 title abstract 5
- 239000000758 substrate Substances 0.000 title abstract 2
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 abstract 3
- 150000003863 ammonium salts Chemical class 0.000 abstract 3
- 239000002738 chelating agent Substances 0.000 abstract 3
- 229910001431 copper ion Inorganic materials 0.000 abstract 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 abstract 2
- 239000008139 complexing agent Substances 0.000 abstract 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 abstract 1
- 239000000908 ammonium hydroxide Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 abstract 1
- 150000004679 hydroxides Chemical class 0.000 abstract 1
- 230000007935 neutral effect Effects 0.000 abstract 1
- 230000001172 regenerating effect Effects 0.000 abstract 1
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
- C23F1/32—Alkaline compositions
- C23F1/34—Alkaline compositions for etching copper or alloys thereof
-
- 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
- C23F1/46—Regeneration of etching compositions
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)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Manufacturing Of Printed Wiring (AREA)
- ing And Chemical Polishing (AREA)
- Manufacturing Of Printed Circuit Boards (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US23243472A | 1972-03-07 | 1972-03-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2174816A1 true FR2174816A1 (en) | 1973-10-19 |
| FR2174816B1 FR2174816B1 (OSRAM) | 1974-10-25 |
Family
ID=22873091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7228554A Granted FR2174816A1 (en) | 1972-03-07 | 1972-08-08 | Dissolving copper from substrates - by oxidising copper to cuprous ions using cupric ions |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE787332A (OSRAM) |
| DE (1) | DE2237804A1 (OSRAM) |
| FR (1) | FR2174816A1 (OSRAM) |
| IT (1) | IT964977B (OSRAM) |
| NL (1) | NL175439C (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2337770A1 (fr) * | 1976-01-09 | 1977-08-05 | Pesek Engineering Manufacturin | Appareil a graver en continu |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102012204070A1 (de) * | 2012-03-15 | 2013-09-19 | Krones Ag | Pumpe mit Gleitringdichtung in Kombination mit einer Vorrichtung zum Spülen einer Gleitringdichtung einer Pumpe mit Spülwasser und entsprechendes Verfahren |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2049245A5 (en) * | 1969-06-04 | 1971-03-26 | Macdermid Inc | Metal-free etching soln. for copper coatings |
-
1972
- 1972-08-01 DE DE19722237804 patent/DE2237804A1/de not_active Withdrawn
- 1972-08-08 FR FR7228554A patent/FR2174816A1/fr active Granted
- 1972-08-08 BE BE787332A patent/BE787332A/xx not_active IP Right Cessation
- 1972-08-16 NL NL7211192A patent/NL175439C/xx not_active IP Right Cessation
- 1972-08-22 IT IT6969772A patent/IT964977B/it active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2049245A5 (en) * | 1969-06-04 | 1971-03-26 | Macdermid Inc | Metal-free etching soln. for copper coatings |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2337770A1 (fr) * | 1976-01-09 | 1977-08-05 | Pesek Engineering Manufacturin | Appareil a graver en continu |
Also Published As
| Publication number | Publication date |
|---|---|
| NL175439C (nl) | 1984-11-01 |
| NL175439B (nl) | 1984-06-01 |
| FR2174816B1 (OSRAM) | 1974-10-25 |
| NL7211192A (OSRAM) | 1973-09-11 |
| IT964977B (it) | 1974-01-31 |
| DE2237804A1 (de) | 1973-09-13 |
| BE787332A (fr) | 1972-12-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CD | Change of name or company name | ||
| TP | Transmission of property | ||
| ST | Notification of lapse |