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FR879545A - Process for protecting metals against rust by means of phosphates - Google Patents

Process for protecting metals against rust by means of phosphates

Info

Publication number
FR879545A
FR879545A FR879545DA FR879545A FR 879545 A FR879545 A FR 879545A FR 879545D A FR879545D A FR 879545DA FR 879545 A FR879545 A FR 879545A
Authority
FR
France
Prior art keywords
phosphates
against rust
metals against
protecting metals
protecting
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
Other languages
French (fr)
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.)
GEA Group AG
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
Application granted granted Critical
Publication of FR879545A publication Critical patent/FR879545A/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
    • 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
    • C23C22/07—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 phosphates
    • C23C22/08—Orthophosphates
    • C23C22/12—Orthophosphates containing zinc cations
    • C23C22/14—Orthophosphates containing zinc cations containing also chlorate anions

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)
FR879545D 1941-02-25 1942-02-23 Process for protecting metals against rust by means of phosphates Expired FR879545A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE879545X 1941-02-25
DE228948X 1941-02-25
DEM150063D DE752142C (en) 1941-02-25 1941-02-26 Phosphate anti-rust process

Publications (1)

Publication Number Publication Date
FR879545A true FR879545A (en) 1943-02-25

Family

ID=61187833

Family Applications (1)

Application Number Title Priority Date Filing Date
FR879545D Expired FR879545A (en) 1941-02-25 1942-02-23 Process for protecting metals against rust by means of phosphates

Country Status (5)

Country Link
BE (1) BE444852A (en)
CH (1) CH228948A (en)
DE (1) DE752142C (en)
FR (1) FR879545A (en)
NL (1) NL57329C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE859843C (en) * 1949-02-28 1952-12-15 Metallgesellschaft Ag Process for the phosphating of metals

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE974196C (en) * 1942-12-11 1960-10-13 Metallgesellschaft Ag Process for the production of smooth phosphate coatings on metallic objects
DE1046440B (en) * 1952-06-03 1958-12-11 Exxon Research Engineering Co Corrosion protection agents and methods for protecting ferrous surfaces
US2884351A (en) * 1956-01-25 1959-04-28 Parker Rust Proof Co Method of cold rolling ferrous strip stock
DE1178276B (en) * 1959-09-23 1964-09-17 Metallgesellschaft Ag Process for phosphating iron and steel with the help of acidic zinc phosphate solutions containing chlorate

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE859843C (en) * 1949-02-28 1952-12-15 Metallgesellschaft Ag Process for the phosphating of metals

Also Published As

Publication number Publication date
NL57329C (en) 1946-04-15
BE444852A (en) 1942-04-30
CH228948A (en) 1943-09-30
DE752142C (en) 1950-10-03

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