AU6963274A - Non-chromated alkaline etching bath and etching process for aluminum - Google Patents

Non-chromated alkaline etching bath and etching process for aluminum

Info

Publication number
AU6963274A
AU6963274A AU69632/74A AU6963274A AU6963274A AU 6963274 A AU6963274 A AU 6963274A AU 69632/74 A AU69632/74 A AU 69632/74A AU 6963274 A AU6963274 A AU 6963274A AU 6963274 A AU6963274 A AU 6963274A
Authority
AU
Australia
Prior art keywords
chromated
aluminum
etching
etching process
bath
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
AU69632/74A
Other versions
AU488530B2 (en
Inventor
Vernon Smith Harold
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.)
Pennwalt Corp
Original Assignee
Pennwalt Corp
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 US05/447,430 external-priority patent/US3957553A/en
Application filed by Pennwalt Corp filed Critical Pennwalt Corp
Application granted granted Critical
Publication of AU6963274A publication Critical patent/AU6963274A/en
Publication of AU488530B2 publication Critical patent/AU488530B2/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
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/10—Etching compositions
    • C23F1/14—Aqueous compositions
    • C23F1/32—Alkaline compositions
    • C23F1/36—Alkaline compositions for etching aluminium 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AU69632/74A 1974-03-01 1974-05-31 Non-chromated alkaline etching bath and etching process for aluminum Expired AU488530B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
USUS447,430 1974-03-01
US05/447,430 US3957553A (en) 1972-08-09 1974-03-01 Non-chromated alkaline etching bath and etching process for aluminum

Publications (2)

Publication Number Publication Date
AU6963274A true AU6963274A (en) 1975-12-04
AU488530B2 AU488530B2 (en) 1975-12-04

Family

ID=

Also Published As

Publication number Publication date
ZA743293B (en) 1975-05-28
SE420211B (en) 1981-09-21
NL7409719A (en) 1975-09-03
FR2262704A1 (en) 1975-09-26
JPS50120444A (en) 1975-09-20
FR2262704B1 (en) 1978-03-24
CH606480A5 (en) 1978-10-31
JPS5752424B2 (en) 1982-11-08
GB1434894A (en) 1976-05-05
SE7407204L (en) 1975-09-02
ES427463A1 (en) 1976-07-16
DE2431557A1 (en) 1975-09-04
IT1016075B (en) 1977-05-30
BE817491A (en) 1974-11-04

Similar Documents

Publication Publication Date Title
IE41425L (en) Etching process
CA1030112A (en) Package and method of forming the same
AU475562B2 (en) Roll and process therefor
AU506969B2 (en) Electroregeneration of pickling solutions
JPS5358445A (en) Process for oxiding and subsequently hermetically sealing aluminum surface
ZA743293B (en) Non-chromated alkaline etching bath and etching process for aluminium
CA1007802A (en) Sitz bath
HK3979A (en) Stripping covered substrates
CA966044A (en) Bath and method for etching aluminum
AU488530B2 (en) Non-chromated alkaline etching bath and etching process for aluminum
AU8655475A (en) Electrodeposition process
YU181175A (en) Process for obtaining new phenyl-substituted polymethylene-aminoalkylethers
CA1021574A (en) Metal extraction process
CA1003049A (en) Metal etching process
AU482286B2 (en) An anodizing process
HU171682B (en) Process for reducing elektrochemically alpha,-beta-unsaturated ketosteroides
AU483628B1 (en) Process
CA1029286A (en) Pickling method
AU479512B2 (en) Metal sink and process for its manufacture
JPS51116131A (en) Etching process for aluminum
AU488553B2 (en) Process for modifying alumina and alumina obtained thereby
CA912963A (en) Etchant and process for etching
AU7295974A (en) Metal sink and process for its manufacture
CA1020360A (en) Flocculation-desliming process
JPS51123740A (en) Electrolytic etching process