DE3132427C2 - Abstreiflösung - Google Patents
AbstreiflösungInfo
- Publication number
- DE3132427C2 DE3132427C2 DE19813132427 DE3132427A DE3132427C2 DE 3132427 C2 DE3132427 C2 DE 3132427C2 DE 19813132427 DE19813132427 DE 19813132427 DE 3132427 A DE3132427 A DE 3132427A DE 3132427 C2 DE3132427 C2 DE 3132427C2
- Authority
- DE
- Germany
- Prior art keywords
- copper
- tin
- stripping solution
- solution
- hydrochloric acid
- 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.)
- Expired
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
- C23F1/44—Compositions for etching metallic material from a metallic material substrate of different composition
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/02—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding
- H05K3/06—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding the conductive material being removed chemically or electrolytically, e.g. by photo-etch process
- H05K3/067—Etchants
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)
Abstract
Description
Claims (5)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813132427 DE3132427C2 (de) | 1981-08-17 | 1981-08-17 | Abstreiflösung |
DE19823208124 DE3208124A1 (de) | 1981-08-17 | 1982-03-06 | Stripper |
AT82106706T ATE14322T1 (de) | 1981-08-17 | 1982-07-24 | Stripperloesung. |
EP82106706A EP0072456B1 (de) | 1981-08-17 | 1982-07-24 | Stripperlösung |
US06/406,311 US4424097A (en) | 1981-08-17 | 1982-08-09 | Metal stripping process and composition |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813132427 DE3132427C2 (de) | 1981-08-17 | 1981-08-17 | Abstreiflösung |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3132427A1 DE3132427A1 (de) | 1983-02-24 |
DE3132427C2 true DE3132427C2 (de) | 1986-06-26 |
Family
ID=6139469
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19813132427 Expired DE3132427C2 (de) | 1981-08-17 | 1981-08-17 | Abstreiflösung |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE3132427C2 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3208124A1 (de) * | 1981-08-17 | 1983-09-08 | Elget Ing.-Büro für grafische und elektronische Technik, 8501 Oberasbach | Stripper |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2721119A (en) * | 1953-05-14 | 1955-10-18 | Gen Motors Corp | Stripping tin from copper |
JPS5124537A (en) * | 1974-08-26 | 1976-02-27 | Hitachi Ltd | Etsuchinguyokuno saiseihoho |
-
1981
- 1981-08-17 DE DE19813132427 patent/DE3132427C2/de not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3208124A1 (de) * | 1981-08-17 | 1983-09-08 | Elget Ing.-Büro für grafische und elektronische Technik, 8501 Oberasbach | Stripper |
Also Published As
Publication number | Publication date |
---|---|
DE3132427A1 (de) | 1983-02-24 |
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Legal Events
Date | Code | Title | Description |
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AG | Has addition no. |
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8110 | Request for examination paragraph 44 | ||
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D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
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8339 | Ceased/non-payment of the annual fee |