BE832477A - Solution acide et procede pour enlever selectivement de l'etain du un alliage ou un alliage etain-plomb a partir de supports en cuivre - Google Patents

Solution acide et procede pour enlever selectivement de l'etain du un alliage ou un alliage etain-plomb a partir de supports en cuivre

Info

Publication number
BE832477A
BE832477A BE159248A BE159248A BE832477A BE 832477 A BE832477 A BE 832477A BE 159248 A BE159248 A BE 159248A BE 159248 A BE159248 A BE 159248A BE 832477 A BE832477 A BE 832477A
Authority
BE
Belgium
Prior art keywords
tin
alloy
acid solution
selectively removing
copper supports
Prior art date
Application number
BE159248A
Other languages
English (en)
French (fr)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of BE832477A publication Critical patent/BE832477A/xx

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)
BE159248A 1974-08-14 1975-08-14 Solution acide et procede pour enlever selectivement de l'etain du un alliage ou un alliage etain-plomb a partir de supports en cuivre BE832477A (fr)

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
BE832477A true BE832477A (fr) 1976-02-16

Family

ID=23976859

Family Applications (1)

Application Number Title Priority Date Filing Date
BE159248A BE832477A (fr) 1974-08-14 1975-08-14 Solution acide et procede pour enlever selectivement de l'etain du un alliage ou un alliage etain-plomb a partir de supports en cuivre

Country Status (12)

Country Link
US (1) US4004956A (en, 2012)
JP (1) JPS5420179B2 (en, 2012)
AU (1) AU8338375A (en, 2012)
BE (1) BE832477A (en, 2012)
BR (1) BR7505001A (en, 2012)
CA (1) CA1056701A (en, 2012)
CH (1) CH606488A5 (en, 2012)
DE (1) DE2536404C2 (en, 2012)
ES (1) ES440237A1 (en, 2012)
FR (1) FR2281998A1 (en, 2012)
GB (1) GB1507726A (en, 2012)
SE (1) SE417218B (en, 2012)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
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
US5824631A (en) * 1994-06-03 1998-10-20 Wagenknecht; John H. Compositions for dissolution of soft metals
US5565039A (en) * 1994-06-03 1996-10-15 Wagenknecht; John H. Method for dissolution of soft metals from a substrate of a harder metal
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
DE60000499T2 (de) * 2000-03-17 2003-03-27 Ruvaris S.R.L., Pogno No Verfahren und Bad zur selektiven Bleientfernung von Sanitärkomponenten aus Kupferlegierungen
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
EP3059277B2 (en) * 2015-02-23 2022-03-30 MacDermid Enthone Inc. Inhibitor composition for racks when using chrome free etches in a plating on plastics process

Family Cites Families (5)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
AU8338375A (en) 1976-10-21
FR2281998A1 (fr) 1976-03-12
SE417218B (sv) 1981-03-02
JPS5420179B2 (en, 2012) 1979-07-20
CH606488A5 (en, 2012) 1978-10-31
US4004956A (en) 1977-01-25
ES440237A1 (es) 1977-06-16
GB1507726A (en) 1978-04-19
CA1056701A (en) 1979-06-19
AU477223B2 (en, 2012) 1976-10-21
DE2536404A1 (de) 1976-03-04
BR7505001A (pt) 1976-08-03
JPS5142028A (en, 2012) 1976-04-09
SE7509065L (sv) 1976-02-16
DE2536404C2 (de) 1984-05-10
FR2281998B3 (en, 2012) 1978-04-07

Similar Documents

Publication Publication Date Title
BE832477A (fr) Solution acide et procede pour enlever selectivement de l'etain du un alliage ou un alliage etain-plomb a partir de supports en cuivre
FR2343712A1 (fr) Procede pour la preparation de l'acide acrylique a partir du propylene
FR2288728A1 (fr) Procede de separation d'un citrate ou de l'acide citrique d'un liquide de fermentation
FR2414565B1 (fr) Procede d'electrodeposition de cuivre
FR2554129B1 (fr) Procede pour recuperer du metal reduit purifie par reaction redox
BE828769A (fr) Procede perfectionne pour l'obtention de cuivre a partir de mineraux cupriferes
FR2303761A1 (fr) Procede et dispositif pour la recuperation d'acide nitrique et d'acide fluorhydrique a partir de solutions
FR2352575A1 (fr) Procede et appareillage pour l'enlevement de substances separables par filtration a partir d'un liquide
MA18518A1 (fr) Procede pour separer le fer de l'uranium
MA19287A1 (fr) Procede pour entrainer l'uranium d'un acide alcoypyrophosphorique .
BE855783A (fr) Appareil a plusieurs etages pour concentrer de l'acide sulfurique, et procede pour sa mise en oeuvre
FR2294740A1 (fr) Procede d'enlevement de l'anhydride sulfureux d'un courant gazeux
BE888643A (fr) Procede d'extraction electrolytique de metaux
BE825525A (fr) Procede pour l'obtention d'acide formique
FR2320267A1 (fr) Procede d'elimination de combinaisons du type fluorure d'une solution contenant des composes du type fluoborate
FR2326220A1 (fr) Procede pour l'elimination de mercure metallique
FR2328776A1 (fr) Procede pour la separation d'antimoine dissous a partir de liquides
MA19009A1 (fr) Procede pour produire de l'acide phosphorique et du gypse a partir de phosphorite,permettant de recuperer facilement l'uranium
BE875351A (fr) Procede et appareil pour l'affinage electrolytique du plomb
BE873913A (fr) Procede d'elimination des contraintes residuelles produites dans un tube par une operation de sertissage et outillage pour la mise en oeuvre de ce procede
FR2305398A1 (fr) Procede pour la precipitation de metaux precieux a partir de solutions qui les contiennent
FR2304578A1 (fr) Procede pour l'elimination de metaux des solutions qui en contiennent
BE821417A (fr) Procede pour la realisation d'une electrode a partir de metaux et/ou alliages differents
PT65683A (fr) Procede pour l'elimination du fer accumule em phases organiques d'extraction liquide-liquide qui contienent acide di-2-ethyl-hexil phosphorique
BE892061A (fr) Procede d'affinage des metaux

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: IMASA

Effective date: 19940831