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FR2520374B1 - COMPOSITIONS AND METHOD FOR THE SELECTIVE CHEMICAL REMOVAL OF HARD SURFACE COATINGS OF SUPERALLOY SUBSTRATES - Google Patents

COMPOSITIONS AND METHOD FOR THE SELECTIVE CHEMICAL REMOVAL OF HARD SURFACE COATINGS OF SUPERALLOY SUBSTRATES

Info

Publication number
FR2520374B1
FR2520374B1 FR8300786A FR8300786A FR2520374B1 FR 2520374 B1 FR2520374 B1 FR 2520374B1 FR 8300786 A FR8300786 A FR 8300786A FR 8300786 A FR8300786 A FR 8300786A FR 2520374 B1 FR2520374 B1 FR 2520374B1
Authority
FR
France
Prior art keywords
compositions
hard surface
surface coatings
selective chemical
chemical removal
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
FR8300786A
Other languages
French (fr)
Other versions
FR2520374A1 (en
Inventor
Thomas E Sullivan
Thomas W Bleeks
Frank Brindisi Jr
Debra A Burns
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.)
MacDermid Enthone Inc
Original Assignee
Enthone 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 Enthone Inc filed Critical Enthone Inc
Publication of FR2520374A1 publication Critical patent/FR2520374A1/en
Application granted granted Critical
Publication of FR2520374B1 publication Critical patent/FR2520374B1/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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K13/00—Etching, surface-brightening or pickling compositions
    • C09K13/04—Etching, surface-brightening or pickling compositions containing an inorganic acid
    • C09K13/06—Etching, surface-brightening or pickling compositions containing an inorganic acid with organic material
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K13/00—Etching, surface-brightening or pickling compositions
    • C09K13/04—Etching, surface-brightening or pickling compositions containing an inorganic acid
    • C09K13/08—Etching, surface-brightening or pickling compositions containing an inorganic acid containing a fluorine compound
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • ing And Chemical Polishing (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR8300786A 1982-01-22 1983-01-19 COMPOSITIONS AND METHOD FOR THE SELECTIVE CHEMICAL REMOVAL OF HARD SURFACE COATINGS OF SUPERALLOY SUBSTRATES Expired FR2520374B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US34196582A 1982-01-22 1982-01-22

Publications (2)

Publication Number Publication Date
FR2520374A1 FR2520374A1 (en) 1983-07-29
FR2520374B1 true FR2520374B1 (en) 1988-06-24

Family

ID=23339766

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8300786A Expired FR2520374B1 (en) 1982-01-22 1983-01-19 COMPOSITIONS AND METHOD FOR THE SELECTIVE CHEMICAL REMOVAL OF HARD SURFACE COATINGS OF SUPERALLOY SUBSTRATES

Country Status (11)

Country Link
JP (1) JPS58130280A (en)
AU (1) AU546054B2 (en)
BE (1) BE895241A (en)
CA (1) CA1185152A (en)
CH (1) CH651849A5 (en)
DE (1) DE3248006A1 (en)
ES (1) ES519129A0 (en)
FR (1) FR2520374B1 (en)
GB (1) GB2115013B (en)
IT (1) IT1164864B (en)
SE (1) SE8207490L (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4113283C2 (en) * 1991-04-24 1994-05-05 Kernforschungsz Karlsruhe Use of an etching solution for the selective etching of a metallic sacrificial layer in the production of microstructures
DE4219667C2 (en) * 1992-06-16 1994-12-01 Kernforschungsz Karlsruhe Tool and method for producing a microstructured plastic layer
US6494960B1 (en) 1998-04-27 2002-12-17 General Electric Company Method for removing an aluminide coating from a substrate
US5976265A (en) * 1998-04-27 1999-11-02 General Electric Company Method for removing an aluminide-containing material from a metal substrate
GB9814075D0 (en) * 1998-06-29 1998-08-26 Ge Aircraft Engine Services Li Method of stripping a coating from an aircraft engine part
DE19833990A1 (en) * 1998-07-29 2000-02-10 Metallgesellschaft Ag Mordant for stainless steels
US6379749B2 (en) 2000-01-20 2002-04-30 General Electric Company Method of removing ceramic coatings
US6238743B1 (en) * 2000-01-20 2001-05-29 General Electric Company Method of removing a thermal barrier coating
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
US6953533B2 (en) 2003-06-16 2005-10-11 General Electric Company Process for removing chromide coatings from metal substrates, and related compositions
US20070116875A1 (en) * 2005-11-22 2007-05-24 United Technologies Corporation Strip process for superalloys
CN102978631B (en) * 2011-09-06 2014-12-10 沈阳黎明航空发动机(集团)有限责任公司 Precise titanium alloy part re-melted layer removing method
IT202100025232A1 (en) * 2021-10-01 2023-04-01 T A G Srl METHOD OF REMOVING A CERAMIC THERMAL BARRIER COATING

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2698781A (en) * 1953-04-27 1955-01-04 Enthone Accelerating action of acids on metals
DE1926228C3 (en) * 1969-05-22 1974-02-21 Bergische Metallwarenfabrik Dillenberg & Co Kg, 5601 Gruiten Bath for the electrolytic removal of metal coatings made of nickel or chrome from base bodies made of non-ferrous metal
FR2345503A1 (en) * 1976-03-22 1977-10-21 Oxy Metal Industries Corp Rapid removal of nickel-contg. alloys from metal substrates - using complexing media for nickel, iron and cadmium
JPS52133830A (en) * 1976-05-04 1977-11-09 Nihon Kagaku Kizai Kk Metal coat exfoliating solution
DE2824975A1 (en) * 1978-06-07 1979-12-20 Basf Ag Additive for etching, polishing and demetallisation bath - comprises a reaction prod. of ethylene! oxide-propylene! oxide copolymer and poly:amine
GB2066386B (en) * 1979-12-26 1983-10-12 Gen Electric Filler removal method
US4302246A (en) * 1980-01-03 1981-11-24 Enthone, Incorporated Solution and method for selectively stripping alloys containing nickel with gold, phosphorous or chromium from stainless steel and related nickel base alloys
JPS579874A (en) * 1980-06-17 1982-01-19 Toshiba Corp Etching solution for nickel

Also Published As

Publication number Publication date
JPS6261670B2 (en) 1987-12-22
IT1164864B (en) 1987-04-15
ES8402624A1 (en) 1984-02-01
DE3248006A1 (en) 1983-07-28
SE8207490L (en) 1983-07-23
ES519129A0 (en) 1984-02-01
JPS58130280A (en) 1983-08-03
GB8301268D0 (en) 1983-02-16
GB2115013B (en) 1985-12-18
SE8207490D0 (en) 1982-12-29
FR2520374A1 (en) 1983-07-29
AU546054B2 (en) 1985-08-15
CA1185152A (en) 1985-04-09
BE895241A (en) 1983-03-31
GB2115013A (en) 1983-09-01
CH651849A5 (en) 1985-10-15
AU9041682A (en) 1983-07-28
IT8347598A0 (en) 1983-01-21

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Legal Events

Date Code Title Description
ST Notification of lapse