FR2071514A5 - Aqs. soln. for cleaning and brightening copper surfaces - Google Patents

Aqs. soln. for cleaning and brightening copper surfaces

Info

Publication number
FR2071514A5
FR2071514A5 FR6945685A FR6945685A FR2071514A5 FR 2071514 A5 FR2071514 A5 FR 2071514A5 FR 6945685 A FR6945685 A FR 6945685A FR 6945685 A FR6945685 A FR 6945685A FR 2071514 A5 FR2071514 A5 FR 2071514A5
Authority
FR
France
Prior art keywords
cleaning
aqs
soln
copper surfaces
brightening
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
Application number
FR6945685A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Diversey France SA
Original Assignee
Diversey France SA
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 by Diversey France SA filed Critical Diversey France SA
Priority to BE743914D priority Critical patent/BE743914A/en
Priority to FR6945685A priority patent/FR2071514A5/en
Application granted granted Critical
Publication of FR2071514A5 publication Critical patent/FR2071514A5/en
Expired legal-status Critical Current

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
    • C23F3/00—Brightening metals by chemical means
    • C23F3/04—Heavy metals
    • C23F3/06—Heavy metals with acidic solutions
    • 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
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/10—Other heavy metals
    • C23G1/103—Other heavy metals copper or alloys of copper

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)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • ing And Chemical Polishing (AREA)

Abstract

Copper or copper alloy Aqueous solution for cleaning and polishing copper surfaces, in preparation for soldering and the like, contains sulphamine acid and a material capable of giving off chlorine ions (Cl).
FR6945685A 1968-07-26 1969-12-31 Aqs. soln. for cleaning and brightening copper surfaces Expired FR2071514A5 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BE743914D BE743914A (en) 1968-07-26 1969-12-31 Aqs. soln. for cleaning and brightening copper surfaces
FR6945685A FR2071514A5 (en) 1969-12-31 1969-12-31 Aqs. soln. for cleaning and brightening copper surfaces

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6945685A FR2071514A5 (en) 1969-12-31 1969-12-31 Aqs. soln. for cleaning and brightening copper surfaces

Publications (1)

Publication Number Publication Date
FR2071514A5 true FR2071514A5 (en) 1971-09-17

Family

ID=9045486

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6945685A Expired FR2071514A5 (en) 1968-07-26 1969-12-31 Aqs. soln. for cleaning and brightening copper surfaces

Country Status (1)

Country Link
FR (1) FR2071514A5 (en)

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Legal Events

Date Code Title Description
ST Notification of lapse