FR2157766A1 - Copper-etching ammoniacal solns - contg additives increasing solubility of copper ions - Google Patents
Copper-etching ammoniacal solns - contg additives increasing solubility of copper ionsInfo
- Publication number
- FR2157766A1 FR2157766A1 FR7141022A FR7141022A FR2157766A1 FR 2157766 A1 FR2157766 A1 FR 2157766A1 FR 7141022 A FR7141022 A FR 7141022A FR 7141022 A FR7141022 A FR 7141022A FR 2157766 A1 FR2157766 A1 FR 2157766A1
- Authority
- FR
- France
- Prior art keywords
- copper
- pref
- etching
- solns
- contg
- 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 abstract 3
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 title abstract 2
- 229910001431 copper ion Inorganic materials 0.000 title abstract 2
- 239000000654 additive Substances 0.000 title 1
- ZRALSGWEFCBTJO-UHFFFAOYSA-N Guanidine Chemical compound NC(N)=N ZRALSGWEFCBTJO-UHFFFAOYSA-N 0.000 abstract 2
- 150000001450 anions Chemical class 0.000 abstract 2
- 239000010949 copper Substances 0.000 abstract 2
- PUAQLLVFLMYYJJ-UHFFFAOYSA-N 2-aminopropiophenone Chemical compound CC(N)C(=O)C1=CC=CC=C1 PUAQLLVFLMYYJJ-UHFFFAOYSA-N 0.000 abstract 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 abstract 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract 1
- -1 Cu2+ ion Chemical class 0.000 abstract 1
- JVTAAEKCZFNVCJ-UHFFFAOYSA-M Lactate Chemical compound CC(O)C([O-])=O JVTAAEKCZFNVCJ-UHFFFAOYSA-M 0.000 abstract 1
- CHJJGSNFBQVOTG-UHFFFAOYSA-N N-methyl-guanidine Natural products CNC(N)=N CHJJGSNFBQVOTG-UHFFFAOYSA-N 0.000 abstract 1
- 229910000978 Pb alloy Inorganic materials 0.000 abstract 1
- 229910001128 Sn alloy Inorganic materials 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 abstract 1
- 125000001931 aliphatic group Chemical group 0.000 abstract 1
- 229910052783 alkali metal Inorganic materials 0.000 abstract 1
- 150000001340 alkali metals Chemical class 0.000 abstract 1
- 150000001408 amides Chemical class 0.000 abstract 1
- 150000001412 amines Chemical class 0.000 abstract 1
- 150000003863 ammonium salts Chemical class 0.000 abstract 1
- 239000004202 carbamide Substances 0.000 abstract 1
- 150000001768 cations Chemical class 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 229910052802 copper Inorganic materials 0.000 abstract 1
- SWSQBOPZIKWTGO-UHFFFAOYSA-N dimethylaminoamidine Natural products CN(C)C(N)=N SWSQBOPZIKWTGO-UHFFFAOYSA-N 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 150000005846 sugar alcohols Polymers 0.000 abstract 1
- 229910021653 sulphate ion Inorganic materials 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
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4976371A GB1406429A (en) | 1971-10-26 | 1971-10-26 | Etchants for copper and copper alloys |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2157766A1 true FR2157766A1 (en) | 1973-06-08 |
| FR2157766B1 FR2157766B1 (enrdf_load_html_response) | 1974-08-23 |
Family
ID=10453459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7141022A Granted FR2157766A1 (en) | 1971-10-26 | 1971-11-16 | Copper-etching ammoniacal solns - contg additives increasing solubility of copper ions |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2252327A1 (enrdf_load_html_response) |
| FR (1) | FR2157766A1 (enrdf_load_html_response) |
| IT (1) | IT969953B (enrdf_load_html_response) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0722512A4 (enrdf_load_html_response) * | 1993-09-08 | 1996-07-31 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NZ192220A (en) * | 1978-11-30 | 1982-12-21 | Ian Ballantyne Schafer | Applying a protective coating on metal surface without removing the oxide layer on metal surface |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH484295A (de) * | 1965-10-28 | 1970-01-15 | Borg Holding Ag | Verfahren zum Entfernen kupferhaltiger Beläge von Stahloberflächen |
-
1971
- 1971-11-16 FR FR7141022A patent/FR2157766A1/fr active Granted
-
1972
- 1972-10-25 DE DE19722252327 patent/DE2252327A1/de active Pending
- 1972-10-26 IT IT3097672A patent/IT969953B/it active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH484295A (de) * | 1965-10-28 | 1970-01-15 | Borg Holding Ag | Verfahren zum Entfernen kupferhaltiger Beläge von Stahloberflächen |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0722512A4 (enrdf_load_html_response) * | 1993-09-08 | 1996-07-31 |
Also Published As
| Publication number | Publication date |
|---|---|
| IT969953B (it) | 1974-04-10 |
| FR2157766B1 (enrdf_load_html_response) | 1974-08-23 |
| DE2252327A1 (de) | 1973-06-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |