CH606488A5 - - Google Patents
Info
- Publication number
- CH606488A5 CH606488A5 CH1045175A CH1045175A CH606488A5 CH 606488 A5 CH606488 A5 CH 606488A5 CH 1045175 A CH1045175 A CH 1045175A CH 1045175 A CH1045175 A CH 1045175A CH 606488 A5 CH606488 A5 CH 606488A5
- Authority
- CH
- Switzerland
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
-
- 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
- C23F1/16—Acidic compositions
- C23F1/30—Acidic compositions for etching other metallic material
-
- 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)
- Metallurgy (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Manufacturing Of Printed Wiring (AREA)
- ing And Chemical Polishing (AREA)
- Chemically Coating (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Manufacturing Of Printed Circuit Boards (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/497,435 US4004956A (en) | 1974-08-14 | 1974-08-14 | Selectively stripping tin or tin-lead alloys from copper substrates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH606488A5 true CH606488A5 (es) | 1978-10-31 |
Family
ID=23976859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1045175A CH606488A5 (es) | 1974-08-14 | 1975-08-11 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4004956A (es) |
| JP (1) | JPS5420179B2 (es) |
| AU (1) | AU8338375A (es) |
| BE (1) | BE832477A (es) |
| BR (1) | BR7505001A (es) |
| CA (1) | CA1056701A (es) |
| CH (1) | CH606488A5 (es) |
| DE (1) | DE2536404C2 (es) |
| ES (1) | ES440237A1 (es) |
| FR (1) | FR2281998A1 (es) |
| GB (1) | GB1507726A (es) |
| SE (1) | SE417218B (es) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4297257A (en) * | 1980-04-17 | 1981-10-27 | Dart Industries Inc. | Metal stripping composition and method |
| IT1144797B (it) * | 1981-10-14 | 1986-10-29 | Alfachimici Spa | Soluzione per l asportazione di stagno o lega stagno piombo da un substrato mediante operazione a spruzzo |
| USRE32555E (en) * | 1982-09-20 | 1987-12-08 | Circuit Chemistry Corporation | Solder stripping solution |
| US4397753A (en) * | 1982-09-20 | 1983-08-09 | Circuit Chemistry Corporation | Solder stripping solution |
| DE3511514A1 (de) * | 1984-04-02 | 1985-10-10 | Parker Chemical Co., Madison Heights, Mich. | Verfahren und waessrige, saure reinigungsloesung zur reinigung von aluminiumoberflaechen |
| US4687545A (en) * | 1986-06-18 | 1987-08-18 | Macdermid, Incorporated | Process for stripping tin or tin-lead alloy from copper |
| US4978423A (en) * | 1988-09-26 | 1990-12-18 | At&T Bell Laboratories | Selective solder formation on printed circuit boards |
| US4957653A (en) * | 1989-04-07 | 1990-09-18 | Macdermid, Incorporated | Composition containing alkane sulfonic acid and ferric nitrate for stripping tin or tin-lead alloy from copper surfaces, and method for stripping tin or tin-lead alloy |
| US4944851A (en) * | 1989-06-05 | 1990-07-31 | Macdermid, Incorporated | Electrolytic method for regenerating tin or tin-lead alloy stripping compositions |
| US4921571A (en) * | 1989-07-28 | 1990-05-01 | Macdermid, Incorporated | Inhibited composition and method for stripping tin, lead or tin-lead alloy from copper surfaces |
| JPH0375386A (ja) * | 1989-08-18 | 1991-03-29 | Metsuku Kk | 錫又は錫‐鉛合金の剥離方法 |
| US5017267A (en) * | 1990-07-17 | 1991-05-21 | Macdermid, Incorporated | Composition and method for stripping tin or tin-lead alloy from copper surfaces |
| DE4113283C2 (de) * | 1991-04-24 | 1994-05-05 | Kernforschungsz Karlsruhe | Verwendung einer Ätzlösung zum selektiven Abätzen einer metallischen Opferschicht bei der Herstellung von Mikrostrukturen |
| US5219484A (en) * | 1991-04-25 | 1993-06-15 | Applied Electroless Concepts Inc. | Solder and tin stripper compositions |
| DE4219667C2 (de) * | 1992-06-16 | 1994-12-01 | Kernforschungsz Karlsruhe | Werkzeug und Verfahren zur Herstellung einer mikrostrukturierten Kunststoffschicht |
| US5565039A (en) * | 1994-06-03 | 1996-10-15 | Wagenknecht; John H. | Method for dissolution of soft metals from a substrate of a harder metal |
| US5824631A (en) * | 1994-06-03 | 1998-10-20 | Wagenknecht; John H. | Compositions for dissolution of soft metals |
| US6045686A (en) * | 1997-03-18 | 2000-04-04 | The University Of Connecticut | Method and apparatus for electrochemical delacquering and detinning |
| JP2001073182A (ja) * | 1999-07-15 | 2001-03-21 | Boc Group Inc:The | 改良された酸性銅電気メッキ用溶液 |
| EP1134306B1 (en) * | 2000-03-17 | 2002-09-25 | Ruvaris S.r.l. | Selective deleading process and bath for plumbing components made of a copper alloy |
| US6833328B1 (en) | 2000-06-09 | 2004-12-21 | General Electric Company | Method for removing a coating from a substrate, and related compositions |
| US6863738B2 (en) * | 2001-01-29 | 2005-03-08 | General Electric Company | Method for removing oxides and coatings from a substrate |
| EP1302569A3 (en) * | 2001-10-11 | 2004-03-03 | Shipley Co. L.L.C. | Stripping solution |
| US20040169013A1 (en) * | 2003-02-28 | 2004-09-02 | General Electric Company | Method for chemically removing aluminum-containing materials from a substrate |
| US6953533B2 (en) * | 2003-06-16 | 2005-10-11 | General Electric Company | Process for removing chromide coatings from metal substrates, and related compositions |
| US20100147803A1 (en) * | 2008-12-15 | 2010-06-17 | General Electric Company | Process for removing metallic material from casted substates, and related compositions |
| JP6429079B2 (ja) * | 2015-02-12 | 2018-11-28 | メック株式会社 | エッチング液及びエッチング方法 |
| ES2727075T5 (es) * | 2015-02-23 | 2022-05-27 | Macdermid Enthone Inc | Composición inhibidora para bastidores cuando se utilizan mordientes exentos de cromo en un proceso de galvanizado sobre materiales plásticos |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2652360A (en) * | 1951-05-10 | 1953-09-15 | Pure Oil Co | Acidizing siliceous earth formations |
| GB885241A (en) * | 1959-08-07 | 1961-12-20 | Charles Hill & Co Ltd | An improved chemical polishing solution for use upon zinc base alloys |
| US3061494A (en) * | 1959-10-05 | 1962-10-30 | Boeing Co | Process of chemical milling and acid aqueous bath used therefor |
| US3677949A (en) * | 1970-09-04 | 1972-07-18 | Enthone | Selectively stripping tin and/or lead from copper substrates |
| US3888778A (en) * | 1973-03-13 | 1975-06-10 | Merton Beckwith | Bright dip composition for tin/lead |
-
1974
- 1974-08-14 US US05/497,435 patent/US4004956A/en not_active Expired - Lifetime
-
1975
- 1975-07-15 CA CA231,484A patent/CA1056701A/en not_active Expired
- 1975-07-25 AU AU83383/75A patent/AU8338375A/en not_active Expired
- 1975-08-06 GB GB32913/75A patent/GB1507726A/en not_active Expired
- 1975-08-06 JP JP9507475A patent/JPS5420179B2/ja not_active Expired
- 1975-08-06 BR BR7505001*A patent/BR7505001A/pt unknown
- 1975-08-11 CH CH1045175A patent/CH606488A5/xx not_active IP Right Cessation
- 1975-08-13 FR FR7525240A patent/FR2281998A1/fr active Granted
- 1975-08-13 SE SE7509065A patent/SE417218B/xx not_active IP Right Cessation
- 1975-08-13 ES ES440237A patent/ES440237A1/es not_active Expired
- 1975-08-14 DE DE2536404A patent/DE2536404C2/de not_active Expired
- 1975-08-14 BE BE159248A patent/BE832477A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GB1507726A (en) | 1978-04-19 |
| BR7505001A (pt) | 1976-08-03 |
| DE2536404C2 (de) | 1984-05-10 |
| BE832477A (fr) | 1976-02-16 |
| FR2281998B3 (es) | 1978-04-07 |
| FR2281998A1 (fr) | 1976-03-12 |
| JPS5142028A (es) | 1976-04-09 |
| AU477223B2 (es) | 1976-10-21 |
| SE417218B (sv) | 1981-03-02 |
| DE2536404A1 (de) | 1976-03-04 |
| CA1056701A (en) | 1979-06-19 |
| US4004956A (en) | 1977-01-25 |
| SE7509065L (sv) | 1976-02-15 |
| ES440237A1 (es) | 1977-06-16 |
| AU8338375A (en) | 1976-10-21 |
| JPS5420179B2 (es) | 1979-07-20 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUE | Assignment |
Owner name: ENTHONE, INCORPORATED |
|
| PL | Patent ceased |