IT8422378A0 - Dissoluzione di metalli conl'impiego di un pirrolidone. - Google Patents

Dissoluzione di metalli conl'impiego di un pirrolidone.

Info

Publication number
IT8422378A0
IT8422378A0 IT8422378A IT2237884A IT8422378A0 IT 8422378 A0 IT8422378 A0 IT 8422378A0 IT 8422378 A IT8422378 A IT 8422378A IT 2237884 A IT2237884 A IT 2237884A IT 8422378 A0 IT8422378 A0 IT 8422378A0
Authority
IT
Italy
Prior art keywords
pyrrolidone
dissolution
metals
Prior art date
Application number
IT8422378A
Other languages
English (en)
Other versions
IT1176622B (it
Inventor
Kwee Chang Wong
Original Assignee
Dart Ind Inc
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 Dart Ind Inc filed Critical Dart Ind Inc
Publication of IT8422378A0 publication Critical patent/IT8422378A0/it
Application granted granted Critical
Publication of IT1176622B publication Critical patent/IT1176622B/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
    • C23F1/16—Acidic 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)
  • Manufacture And Refinement Of Metals (AREA)
IT22378/84A 1983-08-22 1984-08-21 Dissoluzione di metalli con l'impiego di un pirrolidone IT1176622B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/525,071 US4437929A (en) 1983-08-22 1983-08-22 Dissolution of metals utilizing pyrrolidone

Publications (2)

Publication Number Publication Date
IT8422378A0 true IT8422378A0 (it) 1984-08-21
IT1176622B IT1176622B (it) 1987-08-18

Family

ID=24091794

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22378/84A IT1176622B (it) 1983-08-22 1984-08-21 Dissoluzione di metalli con l'impiego di un pirrolidone

Country Status (11)

Country Link
US (1) US4437929A (it)
JP (1) JPS6050185A (it)
KR (1) KR920006353B1 (it)
CA (1) CA1194391A (it)
CH (1) CH666047A5 (it)
DE (1) DE3430346A1 (it)
FR (1) FR2551079B1 (it)
GB (1) GB2147545B (it)
IT (1) IT1176622B (it)
MX (1) MX162661A (it)
NL (1) NL8401755A (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63172799A (ja) * 1987-01-12 1988-07-16 日本パ−カライジング株式会社 アルミニウムの表面洗浄剤
JP2800020B2 (ja) * 1989-04-18 1998-09-21 東海電化工業株式会社 錫又は錫合金の化学溶解剤
US5630950A (en) * 1993-07-09 1997-05-20 Enthone-Omi, Inc. Copper brightening process and bath
US6339992B1 (en) 1999-03-11 2002-01-22 Rocktek Limited Small charge blasting apparatus including device for sealing pressurized fluids in holes

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3756957A (en) * 1971-03-15 1973-09-04 Furukawa Electric Co Ltd Solutions for chemical dissolution treatment of metallic materials
JPS5348934A (en) * 1976-10-16 1978-05-02 Masami Kobayashi Detergent for derusting copper and copper alloy
US4158592A (en) * 1977-11-08 1979-06-19 Dart Industries Inc. Dissolution of metals utilizing a H2 O2 -sulfuric acid solution catalyzed with ketone compounds
JPS57155379A (en) * 1981-03-20 1982-09-25 Nippon Peroxide Co Ltd Etching agent for non-electrolytic nickel thin film

Also Published As

Publication number Publication date
IT1176622B (it) 1987-08-18
CH666047A5 (de) 1988-06-30
CA1194391A (en) 1985-10-01
GB2147545A (en) 1985-05-15
FR2551079B1 (fr) 1988-02-05
JPH0429743B2 (it) 1992-05-19
GB8406796D0 (en) 1984-04-18
MX162661A (es) 1991-06-13
DE3430346A1 (de) 1985-03-14
KR850002835A (ko) 1985-05-20
KR920006353B1 (ko) 1992-08-03
FR2551079A1 (fr) 1985-03-01
US4437929A (en) 1984-03-20
JPS6050185A (ja) 1985-03-19
NL8401755A (nl) 1985-03-18
GB2147545B (en) 1987-02-25

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