IT969953B - Soluzioni per attacco chimico di rame e di leghe di rame - Google Patents

Soluzioni per attacco chimico di rame e di leghe di rame

Info

Publication number
IT969953B
IT969953B IT3097672A IT3097672A IT969953B IT 969953 B IT969953 B IT 969953B IT 3097672 A IT3097672 A IT 3097672A IT 3097672 A IT3097672 A IT 3097672A IT 969953 B IT969953 B IT 969953B
Authority
IT
Italy
Prior art keywords
copper
solutions
chemical attack
alloys
copper alloys
Prior art date
Application number
IT3097672A
Other languages
English (en)
Original Assignee
Pmd Chemicals Ltd
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
Priority claimed from GB4976371A external-priority patent/GB1406429A/en
Application filed by Pmd Chemicals Ltd filed Critical Pmd Chemicals Ltd
Application granted granted Critical
Publication of IT969953B publication Critical patent/IT969953B/it

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
    • C23F1/10—Etching compositions
    • C23F1/14—Aqueous compositions
    • C23F1/32—Alkaline compositions
    • C23F1/34—Alkaline compositions for etching copper or alloys thereof

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)
IT3097672A 1971-10-26 1972-10-26 Soluzioni per attacco chimico di rame e di leghe di rame IT969953B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4976371A GB1406429A (en) 1971-10-26 1971-10-26 Etchants for copper and copper alloys

Publications (1)

Publication Number Publication Date
IT969953B true IT969953B (it) 1974-04-10

Family

ID=10453459

Family Applications (1)

Application Number Title Priority Date Filing Date
IT3097672A IT969953B (it) 1971-10-26 1972-10-26 Soluzioni per attacco chimico di rame e di leghe di rame

Country Status (3)

Country Link
DE (1) DE2252327A1 (it)
FR (1) FR2157766A1 (it)
IT (1) IT969953B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ192220A (en) * 1978-11-30 1982-12-21 Ian Ballantyne Schafer Applying a protective coating on metal surface without removing the oxide layer on metal surface
US5431776A (en) * 1993-09-08 1995-07-11 Phibro-Tech, Inc. Copper etchant solution additives

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH484295A (de) * 1965-10-28 1970-01-15 Borg Holding Ag Verfahren zum Entfernen kupferhaltiger Beläge von Stahloberflächen

Also Published As

Publication number Publication date
FR2157766B1 (it) 1974-08-23
FR2157766A1 (en) 1973-06-08
DE2252327A1 (de) 1973-06-20

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