NL7303601A - - Google Patents
Info
- Publication number
- NL7303601A NL7303601A NL7303601A NL7303601A NL7303601A NL 7303601 A NL7303601 A NL 7303601A NL 7303601 A NL7303601 A NL 7303601A NL 7303601 A NL7303601 A NL 7303601A NL 7303601 A NL7303601 A NL 7303601A
- Authority
- NL
- Netherlands
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
- C23F1/46—Regeneration of etching compositions
-
- 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 |
|---|---|---|---|
| DE19722216269 DE2216269A1 (de) | 1972-04-05 | 1972-04-05 | Verfahren zum aetzen von kupfer und kupferlegierungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7303601A true NL7303601A (enExample) | 1973-10-09 |
Family
ID=5841002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7303601A NL7303601A (enExample) | 1972-04-05 | 1973-03-15 |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE2216269A1 (enExample) |
| FR (1) | FR2179267A1 (enExample) |
| IT (1) | IT980767B (enExample) |
| NL (1) | NL7303601A (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2133806B (en) * | 1983-01-20 | 1986-06-04 | Electricity Council | Regenerating solutions for etching copper |
| DE3348401C2 (en) * | 1983-02-16 | 1993-08-26 | Siemens Ag, 8000 Muenchen, De | Electrolyte regeneration of ammoniacal etching soln. |
| DE3305319A1 (de) * | 1983-02-16 | 1984-08-16 | Siemens AG, 1000 Berlin und 8000 München | Elektrolytisches vollregenerierverfahren einer ammoniakalischen aetzloesung |
| DE3376853D1 (en) * | 1983-04-13 | 1988-07-07 | Kernforschungsanlage Juelich | Apparatus for regenerating an ammoniacal etching solution |
| DE3324450A1 (de) * | 1983-07-07 | 1985-01-17 | ELO-CHEM Ätztechnik GmbH, 7758 Meersburg | Ammoniumsulfathaltige aetzloesung sowie verfahren zur regeneration der aetzloesung |
| DE3340342A1 (de) * | 1983-11-08 | 1985-05-15 | ELO-CHEM Ätztechnik GmbH, 7758 Meersburg | Verfahren und anlage zum regenerieren einer ammoniakalischen aetzloesung |
| US4490224A (en) * | 1984-04-16 | 1984-12-25 | Lancy International, Inc. | Process for reconditioning a used ammoniacal copper etching solution containing copper solute |
| US4784785A (en) * | 1987-12-29 | 1988-11-15 | Macdermid, Incorporated | Copper etchant compositions |
| US5431776A (en) * | 1993-09-08 | 1995-07-11 | Phibro-Tech, Inc. | Copper etchant solution additives |
| DE4339320A1 (de) * | 1993-11-18 | 1995-05-24 | Elochem Aetztechnik Gmbh | Verfahren zum beschleunigten Ätzen und Abscheiden von Metallen in ammoniakalischen Ätzanlagen |
| FR2854905B1 (fr) * | 2003-05-16 | 2006-07-14 | Airbus France | Procede de recuperation du cuivre d'une solution de gravure ammoniacale usee et de regeneration d'un sel d'ammonium |
| RU2622072C1 (ru) * | 2016-01-11 | 2017-06-09 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Пензенский государственный университет" (ФГБОУ ВПО "Пензенский государственный университет") | Способ утилизации отработанного медно-аммиачного раствора |
| CN118186394B (zh) * | 2024-05-16 | 2024-08-16 | 苏州高芯众科半导体有限公司 | Tf液晶面板刻蚀腔铝板清洁再生的方法 |
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1972
- 1972-04-05 DE DE19722216269 patent/DE2216269A1/de active Pending
-
1973
- 1973-03-15 NL NL7303601A patent/NL7303601A/xx unknown
- 1973-04-02 FR FR7312965A patent/FR2179267A1/fr active Granted
- 1973-04-05 IT IT6797573A patent/IT980767B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| FR2179267A1 (en) | 1973-11-16 |
| IT980767B (it) | 1974-10-10 |
| DE2216269A1 (de) | 1973-10-18 |
| FR2179267B3 (enExample) | 1976-03-26 |