FR2174816B1 - - Google Patents

Info

Publication number
FR2174816B1
FR2174816B1 FR7228554A FR7228554A FR2174816B1 FR 2174816 B1 FR2174816 B1 FR 2174816B1 FR 7228554 A FR7228554 A FR 7228554A FR 7228554 A FR7228554 A FR 7228554A FR 2174816 B1 FR2174816 B1 FR 2174816B1
Authority
FR
France
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
FR7228554A
Other languages
French (fr)
Other versions
FR2174816A1 (en
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.)
SOUTHERN CALIFORNIA CHEM CO
Original Assignee
SOUTHERN CALIFORNIA CHEM CO
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 SOUTHERN CALIFORNIA CHEM CO filed Critical SOUTHERN CALIFORNIA CHEM CO
Publication of FR2174816A1 publication Critical patent/FR2174816A1/en
Application granted granted Critical
Publication of FR2174816B1 publication Critical patent/FR2174816B1/fr
Granted 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
    • 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
    • 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
    • C23F1/46—Regeneration of etching compositions

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)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Manufacturing Of Printed Wiring (AREA)
FR7228554A 1972-03-07 1972-08-08 Dissolving copper from substrates - by oxidising copper to cuprous ions using cupric ions Granted FR2174816A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23243472A 1972-03-07 1972-03-07

Publications (2)

Publication Number Publication Date
FR2174816A1 FR2174816A1 (en) 1973-10-19
FR2174816B1 true FR2174816B1 (en) 1974-10-25

Family

ID=22873091

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7228554A Granted FR2174816A1 (en) 1972-03-07 1972-08-08 Dissolving copper from substrates - by oxidising copper to cuprous ions using cupric ions

Country Status (5)

Country Link
BE (1) BE787332A (en)
DE (1) DE2237804A1 (en)
FR (1) FR2174816A1 (en)
IT (1) IT964977B (en)
NL (1) NL175439C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3999564A (en) * 1976-01-09 1976-12-28 Pesek Engineering & Mfg. Co. Continuous etching and etched material recovery system
DE102012204070A1 (en) * 2012-03-15 2013-09-19 Krones Ag Pump, has mechanical seal connected with flushing device for flushing mechanical seal with water from pressure water supply, and float valve filling water reservoir with water from pressure water supply

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2049245A5 (en) * 1969-06-04 1971-03-26 Macdermid Inc Metal-free etching soln. for copper coatings

Also Published As

Publication number Publication date
DE2237804A1 (en) 1973-09-13
NL175439B (en) 1984-06-01
NL7211192A (en) 1973-09-11
IT964977B (en) 1974-01-31
FR2174816A1 (en) 1973-10-19
BE787332A (en) 1972-12-01
NL175439C (en) 1984-11-01

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Legal Events

Date Code Title Description
CD Change of name or company name
TP Transmission of property
ST Notification of lapse