SE385131B - PROCEDURE FOR CHEMICAL SURFACE TREATMENT OF ALUMINUM WITH AN ACID WATER SOLUTION CONTAINING SEX VALUE CHROME - Google Patents

PROCEDURE FOR CHEMICAL SURFACE TREATMENT OF ALUMINUM WITH AN ACID WATER SOLUTION CONTAINING SEX VALUE CHROME

Info

Publication number
SE385131B
SE385131B SE7311848A SE7311848A SE385131B SE 385131 B SE385131 B SE 385131B SE 7311848 A SE7311848 A SE 7311848A SE 7311848 A SE7311848 A SE 7311848A SE 385131 B SE385131 B SE 385131B
Authority
SE
Sweden
Prior art keywords
aluminum
procedure
solution containing
surface treatment
water solution
Prior art date
Application number
SE7311848A
Other languages
Swedish (sv)
Inventor
K Fiedler
H Hansen
B Koch
W Rausch
P Schiefer
Original Assignee
Metallgesellschaft Ag
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 Metallgesellschaft Ag filed Critical Metallgesellschaft Ag
Publication of SE385131B publication Critical patent/SE385131B/en

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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/34—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides
    • C23C22/37—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides containing also hexavalent chromium compounds
    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/34—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides
    • C23C22/37—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides containing also hexavalent chromium compounds
    • C23C22/38—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides containing also hexavalent chromium compounds containing also phosphates

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Treatment Of Metals (AREA)
SE7311848A 1972-08-31 1973-08-30 PROCEDURE FOR CHEMICAL SURFACE TREATMENT OF ALUMINUM WITH AN ACID WATER SOLUTION CONTAINING SEX VALUE CHROME SE385131B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722242908 DE2242908A1 (en) 1972-08-31 1972-08-31 METHOD FOR CHEMICAL SURFACE TREATMENT OF ALUMINUM

Publications (1)

Publication Number Publication Date
SE385131B true SE385131B (en) 1976-06-08

Family

ID=5855143

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7311848A SE385131B (en) 1972-08-31 1973-08-30 PROCEDURE FOR CHEMICAL SURFACE TREATMENT OF ALUMINUM WITH AN ACID WATER SOLUTION CONTAINING SEX VALUE CHROME

Country Status (6)

Country Link
BE (1) BE800404A (en)
DE (1) DE2242908A1 (en)
FR (1) FR2198001B1 (en)
GB (1) GB1376120A (en)
IT (1) IT993828B (en)
SE (1) SE385131B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2842941C3 (en) * 1978-10-02 1981-11-12 Basf Ag, 6700 Ludwigshafen Process for chromating aluminum substrates for magnetic storage disks
JPS6039169A (en) * 1983-08-12 1985-02-28 Nippon Light Metal Co Ltd Hydrophilic surface treating agent for metal
EP0516700B1 (en) * 1990-02-21 1994-07-27 Henkel Corporation Conversion treatment method and composition for aluminum and aluminum alloys
CN112683203B (en) * 2021-01-08 2021-12-07 山东创新精密科技有限公司 Method for detecting coarse crystal layer of aluminum alloy

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL109350C (en) * 1957-08-19 1900-01-01
FR2043646A1 (en) * 1969-05-24 1971-02-19 Parker Ste Continentale

Also Published As

Publication number Publication date
IT993828B (en) 1975-09-30
GB1376120A (en) 1974-12-04
FR2198001A1 (en) 1974-03-29
FR2198001B1 (en) 1976-11-12
DE2242908A1 (en) 1974-03-14
BE800404A (en) 1973-10-01

Similar Documents

Publication Publication Date Title
IT942770B (en) PROCEDURE FOR THE NEUTRALIZATION AND REGENERATION OF WATER PICKLING AND SIMILAR SOLUTIONS
BE801114A (en) IMPROVEMENTS TO THE ELECTROLYTIC GRAINING PROCESS OF ALUMINUM
DE1938039B2 (en) PROCESS FOR TREATMENT OF ANODIC OXIDIZED ALUMINUM SURFACES
SE382625B (en) PROCEDURE FOR TREATMENT OF INDUSTRIAL WASTEWATER CONTAINING SEXVERT CHROME COMPOUNDS
FR2289447A1 (en) PROCESS FOR THE PREPARATION OF BASIC ALUMINUM SALTS USEFUL IN WATER TREATMENT
SE385131B (en) PROCEDURE FOR CHEMICAL SURFACE TREATMENT OF ALUMINUM WITH AN ACID WATER SOLUTION CONTAINING SEX VALUE CHROME
IT1020795B (en) PROCEDURE FOR THE TREATMENT OF ALUMINUM SURFACES OR ALUMINUM ALLOYS
RO63835A (en) PROCESS FOR THE PREPARATION OF BASIC ALUMINUM CHLORIDE
IT971069B (en) PURIFICATION EQUIPMENT FOR THE PURIFICATION OF WATER BORN
FR2281895A1 (en) PROCESS FOR PREPARING BASIC SOLUTIONS OF ALUMINUM CHLOROSULPHATES USEFUL FOR WATER TREATMENT
CH540352A (en) Treatment of waste solutions containing aluminum
IT975772B (en) PROCEDURE FOR THE BIOLOGICAL PURIFICATION OF WASTE WATER
CH514685A (en) Anodized aluminum coloring process
BE816417A (en) SURFACE TREATMENT PROCESS OF ALUMINUM AND ITS ALLOYS
BE752488A (en) PROCESS OF AN ALUMINUM COATING.
CH540199A (en) Water sterilization process
IT1058035B (en) PROCEDURE FOR THE PRODUCTION OF BASIC SOLUTIONS CONTAINING ALUMINUM FOR THE TREATMENT OF WATER
SE7510716L (en) ACID BATH FOR CLEANING OF ALUMINUM SURFACE
IT955077B (en) PROCEDURE FOR THE PURIFICATION AND CLARIFICATION OF WATER
FR1339958A (en) Anodic treatment of aluminum in a solution of calcium hydroxine
IT970092B (en) BIOCHEMICAL PROCEDURE FOR THE PURIFICATION OF WASTE WATER
IT986818B (en) DEVICE FOR THE PURIFICATION OF SEWAGE WATER
BE811352A (en) PROCESS FOR THE ELECTROLYTIC COLORING OF ANODIZED ALUMINUM
BE790653A (en) CHEMICAL PROCESS FOR COATING ALUMINUM
IT947650B (en) IMPROVEMENTS RELATING TO THE TREATMENT OF EFFLUENTS