ATE34781T1 - Anlage zum regenerieren einer ammoniakalischen aetzloesung. - Google Patents
Anlage zum regenerieren einer ammoniakalischen aetzloesung.Info
- Publication number
- ATE34781T1 ATE34781T1 AT83111152T AT83111152T ATE34781T1 AT E34781 T1 ATE34781 T1 AT E34781T1 AT 83111152 T AT83111152 T AT 83111152T AT 83111152 T AT83111152 T AT 83111152T AT E34781 T1 ATE34781 T1 AT E34781T1
- Authority
- AT
- Austria
- Prior art keywords
- oxygen
- etching solution
- line
- etching
- chamber
- Prior art date
Links
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title 2
- 229910021529 ammonia Inorganic materials 0.000 title 1
- 239000003518 caustics Substances 0.000 title 1
- 230000008929 regeneration Effects 0.000 title 1
- 238000011069 regeneration method Methods 0.000 title 1
- 238000005530 etching Methods 0.000 abstract 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 7
- 239000001301 oxygen Substances 0.000 abstract 7
- 229910052760 oxygen Inorganic materials 0.000 abstract 7
- 239000003054 catalyst Substances 0.000 abstract 4
- 239000007789 gas Substances 0.000 abstract 3
- 239000002245 particle Substances 0.000 abstract 3
- 239000000203 mixture Substances 0.000 abstract 2
- 238000007599 discharging Methods 0.000 abstract 1
- 239000003792 electrolyte Substances 0.000 abstract 1
- 239000000706 filtrate Substances 0.000 abstract 1
- 229910021645 metal ion Inorganic materials 0.000 abstract 1
- 230000001376 precipitating effect Effects 0.000 abstract 1
- 230000001172 regenerating effect Effects 0.000 abstract 1
- 238000010405 reoxidation reaction Methods 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C23F1/46—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)
- ing And Chemical Polishing (AREA)
- Manufacturing Of Printed Circuit Boards (AREA)
- Weting (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3313293 | 1983-04-13 | ||
| EP83111152A EP0122963B1 (de) | 1983-04-13 | 1983-11-08 | Anlage zum Regenerieren einer ammoniakalischen Ätzlösung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE34781T1 true ATE34781T1 (de) | 1988-06-15 |
Family
ID=6196226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT83111152T ATE34781T1 (de) | 1983-04-13 | 1983-11-08 | Anlage zum regenerieren einer ammoniakalischen aetzloesung. |
Country Status (4)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2449164A1 (fr) * | 1979-02-14 | 1980-09-12 | Sogreah | Bloc artificiel pour structures maritimes et fluviales |
| DE3345050A1 (de) * | 1983-12-13 | 1985-06-20 | Walter 7758 Meersburg Holzer | Verfahren zum umweltfreundlichen aetzen von leiterplatten und vorrichtung zur ausuebung des arbeitsverfahrens |
| AU608969B2 (en) * | 1989-04-21 | 1991-04-18 | Ming-Hsing Lee | Process for etching copper with ammoniacal etchant solution and reconditioning the used etchant solution |
| US5085730A (en) * | 1990-11-16 | 1992-02-04 | Macdermid, Incorporated | Process for regenerating ammoniacal chloride etchants |
| US5248398A (en) * | 1990-11-16 | 1993-09-28 | Macdermid, Incorporated | Process for direct electrolytic regeneration of chloride-based ammoniacal copper etchant bath |
| SG11201401219WA (en) * | 2011-10-08 | 2014-07-30 | Christoph Herkle | Etching device for the electrolytic etching of copper |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2008766B2 (de) * | 1970-02-23 | 1971-07-29 | Licentia Patent Verwaltungs GmbH, 6000 Frankfurt | Verfahren zum regenerieren einer kupferhaltigen aetzloesung insbesondere fuer die herstellung von gedruckten schaltungen |
| US3705061A (en) * | 1971-03-19 | 1972-12-05 | Southern California Chem Co In | Continuous redox process for dissolving copper |
| DE2216269A1 (de) * | 1972-04-05 | 1973-10-18 | Hoellmueller Maschbau H | Verfahren zum aetzen von kupfer und kupferlegierungen |
| US3785950A (en) * | 1972-05-19 | 1974-01-15 | E Newton | Regeneration of spent etchant |
| DE2641905C2 (de) * | 1976-09-17 | 1986-03-20 | Geb. Bakulina Galina Aleksandrovna Batova | Verfahren zur Regenerierung verbrauchter Ätzlösungen |
| DE3031567A1 (de) * | 1980-08-21 | 1982-04-29 | Elochem Ätztechnik GmbH, 7758 Meersburg | Verfahren zum regenerieren einer ammoniakalischen aetzloesung |
-
1983
- 1983-11-08 EP EP83111152A patent/EP0122963B1/de not_active Expired
- 1983-11-08 DE DE8383111152T patent/DE3376853D1/de not_active Expired
- 1983-11-08 AT AT83111152T patent/ATE34781T1/de active
-
1984
- 1984-04-13 JP JP59073102A patent/JPS6013083A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0429745B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-05-19 |
| DE3376853D1 (en) | 1988-07-07 |
| EP0122963A1 (de) | 1984-10-31 |
| JPS6013083A (ja) | 1985-01-23 |
| EP0122963B1 (de) | 1988-06-01 |
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