ES2041765T3 - Soluciones de bano y procedimiento para eliminar capas de plomo/estano, plomo o estano de superficies de cobre o niquel. - Google Patents
Soluciones de bano y procedimiento para eliminar capas de plomo/estano, plomo o estano de superficies de cobre o niquel.Info
- Publication number
- ES2041765T3 ES2041765T3 ES198888118274T ES88118274T ES2041765T3 ES 2041765 T3 ES2041765 T3 ES 2041765T3 ES 198888118274 T ES198888118274 T ES 198888118274T ES 88118274 T ES88118274 T ES 88118274T ES 2041765 T3 ES2041765 T3 ES 2041765T3
- Authority
- ES
- Spain
- Prior art keywords
- lead
- stane
- copper
- layers
- procedure
- 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 - Lifetime
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)
- 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)
- Manufacture And Refinement Of Metals (AREA)
- Chemically Coating (AREA)
- Extraction Or Liquid Replacement (AREA)
- Lead Frames For Integrated Circuits (AREA)
Abstract
LA PATENTE AFECTA A UNA SOLUCION CAUSTICA PARA LA ELIMINACION DE CAPAS DE PLOMO, ESTAÑO O PLOMO Y ESTAÑO APLICADAS SOBRE SUPERFICIES DE COBRE O NIQUEL. LA SOLUCION CAUSTICA CONSTA DE ACIDO NITRICO FUMANTE Y CONTIENE UNO O VARIOS INHIBIDORES COMO PLIMEROS DE BLOQUE DE PROPILENOXIDO Y ETILENOXIDO O POLIETILENGLICOLES Y/O POLIOLES CON UN PESO MOLECULAR MAYOR DE 2000.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19873738307 DE3738307A1 (de) | 1987-11-11 | 1987-11-11 | Badloesungen und verfahren zum entfernen von blei/zinn-, blei- bzw. zinnschichten auf kupfer- oder nickeloberflaechen |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2041765T3 true ES2041765T3 (es) | 1993-12-01 |
Family
ID=6340281
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES198888118274T Expired - Lifetime ES2041765T3 (es) | 1987-11-11 | 1988-11-03 | Soluciones de bano y procedimiento para eliminar capas de plomo/estano, plomo o estano de superficies de cobre o niquel. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4919752A (es) |
EP (1) | EP0315891B1 (es) |
JP (1) | JPH01156481A (es) |
AT (1) | ATE76663T1 (es) |
CA (1) | CA1313611C (es) |
DE (1) | DE3738307A1 (es) |
DK (1) | DK627788A (es) |
ES (1) | ES2041765T3 (es) |
GB (1) | GB2212112A (es) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US5017267A (en) * | 1990-07-17 | 1991-05-21 | Macdermid, Incorporated | Composition and method for stripping tin or tin-lead alloy from copper surfaces |
US5244539A (en) * | 1992-01-27 | 1993-09-14 | Ardrox, Inc. | Composition and method for stripping films from printed circuit boards |
CA2090349C (en) * | 1992-03-04 | 1999-08-17 | John L. Cordani | Composition and method for stripping tin or tin-lead alloy from copper surfaces |
US5755950A (en) * | 1995-06-07 | 1998-05-26 | Dulin Metals Company | Process for removing plating materials from copper-based substrates |
JPH1072682A (ja) * | 1996-08-30 | 1998-03-17 | Mec Kk | 錫および錫合金の剥離液 |
JP3345569B2 (ja) * | 1997-07-14 | 2002-11-18 | 株式会社キッツ | バルブ・管継手等の銅合金製配管器材の鉛溶出防止法及びその銅合金製配管器材 |
US6258294B1 (en) | 1997-10-01 | 2001-07-10 | Morton International, Inc. | Composition for stripping solder and tin from printed circuit boards |
EP1302569A3 (en) * | 2001-10-11 | 2004-03-03 | Shipley Co. L.L.C. | Stripping solution |
US7771542B1 (en) | 2006-05-30 | 2010-08-10 | Stone Chemical Company | Compositions and methods for removing lead from metal surfaces |
US8859479B2 (en) | 2011-08-26 | 2014-10-14 | United Technologies Corporation | Chemical stripping composition and method |
TWI521097B (zh) * | 2014-06-25 | 2016-02-11 | 優勝奈米科技有限公司 | 剝錫添加劑及其應用 |
CN114453587B (zh) * | 2021-12-31 | 2024-02-27 | 西安理工大学 | 纳米多孔铜镍合金的制备方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
LU38281A1 (es) * | 1959-03-09 | |||
US3607781A (en) * | 1968-01-15 | 1971-09-21 | Wyandotte Chemicals Corp | Corrosion inhibitor for hydrochloric acid pickling of steel |
US3677949A (en) * | 1970-09-04 | 1972-07-18 | Enthone | Selectively stripping tin and/or lead from copper substrates |
US3922229A (en) * | 1973-11-12 | 1975-11-25 | Dow Chemical Co | Powderless etching bath for magnesium printing plates |
DE2824975A1 (de) * | 1978-06-07 | 1979-12-20 | Basf Ag | Verwendung von wasserloeslichen, vernetzten stickstoffhaltigen kondensationsprodukten als zusatz fuer beiz-, polier- und entmetallisierungsbaeder |
US4297257A (en) * | 1980-04-17 | 1981-10-27 | Dart Industries Inc. | Metal stripping composition and method |
JPS57164984A (en) * | 1981-04-06 | 1982-10-09 | Metsuku Kk | Exfoliating solution for tin or tin alloy |
US4397753A (en) * | 1982-09-20 | 1983-08-09 | Circuit Chemistry Corporation | Solder stripping solution |
JPS60149790A (ja) * | 1984-01-18 | 1985-08-07 | Metsuku Kk | 錫又は錫合金の剥離液 |
US4713144A (en) * | 1986-08-01 | 1987-12-15 | Ardrox Inc. | Composition and method for stripping films from printed circuit boards |
-
1987
- 1987-11-11 DE DE19873738307 patent/DE3738307A1/de active Granted
-
1988
- 1988-10-25 JP JP63269297A patent/JPH01156481A/ja active Granted
- 1988-11-03 AT AT88118274T patent/ATE76663T1/de not_active IP Right Cessation
- 1988-11-03 ES ES198888118274T patent/ES2041765T3/es not_active Expired - Lifetime
- 1988-11-03 EP EP88118274A patent/EP0315891B1/de not_active Expired - Lifetime
- 1988-11-04 GB GB8825828A patent/GB2212112A/en not_active Withdrawn
- 1988-11-10 US US07/269,582 patent/US4919752A/en not_active Expired - Fee Related
- 1988-11-10 DK DK627788A patent/DK627788A/da not_active Application Discontinuation
- 1988-11-14 CA CA000582957A patent/CA1313611C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH0450390B2 (es) | 1992-08-14 |
ATE76663T1 (de) | 1992-06-15 |
DK627788D0 (da) | 1988-11-10 |
JPH01156481A (ja) | 1989-06-20 |
DE3738307C2 (es) | 1993-04-22 |
GB8825828D0 (en) | 1988-12-07 |
CA1313611C (en) | 1993-02-16 |
EP0315891B1 (de) | 1992-05-27 |
GB2212112A (en) | 1989-07-19 |
DE3738307A1 (de) | 1989-05-24 |
DK627788A (da) | 1989-05-12 |
US4919752A (en) | 1990-04-24 |
EP0315891A1 (de) | 1989-05-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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