CH260320A - Procédé pour l'obtention d'un revêtement protecteur insoluble sur des surfaces métalliques à l'aide d'une solution phosphatante acide. - Google Patents
Procédé pour l'obtention d'un revêtement protecteur insoluble sur des surfaces métalliques à l'aide d'une solution phosphatante acide.Info
- Publication number
- CH260320A CH260320A CH260320DA CH260320A CH 260320 A CH260320 A CH 260320A CH 260320D A CH260320D A CH 260320DA CH 260320 A CH260320 A CH 260320A
- Authority
- CH
- Switzerland
- Prior art keywords
- sep
- acid
- phosphate
- solution
- nitrite
- Prior art date
Links
- 239000002253 acid Substances 0.000 title claims description 19
- 229910052751 metal Inorganic materials 0.000 title claims description 15
- 239000002184 metal Substances 0.000 title claims description 15
- 238000000034 method Methods 0.000 title claims description 12
- 239000011253 protective coating Substances 0.000 title claims description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 18
- 229910019142 PO4 Inorganic materials 0.000 claims description 17
- 239000010452 phosphate Substances 0.000 claims description 15
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 14
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 claims description 12
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 5
- 229910017604 nitric acid Inorganic materials 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 2
- 239000011707 mineral Substances 0.000 claims description 2
- 229910000765 intermetallic Inorganic materials 0.000 claims 1
- 239000000243 solution Substances 0.000 description 20
- 238000000576 coating method Methods 0.000 description 15
- 235000021317 phosphate Nutrition 0.000 description 15
- 239000011248 coating agent Substances 0.000 description 12
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 12
- 239000001488 sodium phosphate Substances 0.000 description 9
- 229910000162 sodium phosphate Inorganic materials 0.000 description 9
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 9
- 235000010288 sodium nitrite Nutrition 0.000 description 6
- LRXTYHSAJDENHV-UHFFFAOYSA-H zinc phosphate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LRXTYHSAJDENHV-UHFFFAOYSA-H 0.000 description 4
- 229910000165 zinc phosphate Inorganic materials 0.000 description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 229910052793 cadmium Inorganic materials 0.000 description 2
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- -1 iron metals Chemical class 0.000 description 2
- 229910001463 metal phosphate Inorganic materials 0.000 description 2
- 230000003472 neutralizing effect Effects 0.000 description 2
- 150000002826 nitrites Chemical class 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- HEAFLBOWLRRIHV-UHFFFAOYSA-N [Na].[P] Chemical compound [Na].[P] HEAFLBOWLRRIHV-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- QVLTXCYWHPZMCA-UHFFFAOYSA-N po4-po4 Chemical compound OP(O)(O)=O.OP(O)(O)=O QVLTXCYWHPZMCA-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- LKCUKVWRIAZXDU-UHFFFAOYSA-L zinc;hydron;phosphate Chemical compound [Zn+2].OP([O-])([O-])=O LKCUKVWRIAZXDU-UHFFFAOYSA-L 0.000 description 1
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
- C23C22/13—Orthophosphates containing zinc cations containing also nitrate or nitrite 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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US260320XA | 1942-03-02 | 1942-03-02 | |
| US433014A US2351605A (en) | 1942-03-02 | 1942-03-02 | Metal treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH260320A true CH260320A (fr) | 1949-03-15 |
Family
ID=61187030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH260320D CH260320A (fr) | 1942-03-02 | 1946-08-10 | Procédé pour l'obtention d'un revêtement protecteur insoluble sur des surfaces métalliques à l'aide d'une solution phosphatante acide. |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2351605A (de) |
| AT (1) | AT186083B (de) |
| CH (1) | CH260320A (de) |
| DE (1) | DE845135C (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2540314A (en) * | 1947-07-24 | 1951-02-06 | Parker Rust Proof Co | Process and compositions for applying phosphate coatings |
| US2800422A (en) * | 1953-04-20 | 1957-07-23 | Piccinelli Achille | Process for rust-proofing and passivating iron articles |
| US3161549A (en) * | 1955-04-08 | 1964-12-15 | Lubrizol Corp | Solution for forming zinc phosphate coatings on metallic surfaces |
| DE1153222B (de) * | 1956-01-18 | 1963-08-22 | Metallgesellschaft Ag | Verfahren zum Aufbringen von Phosphat-ueberzuegen auf Metalloberflaechen und Loesung zur Durchfuehrung des Verfahrens |
| US2884351A (en) * | 1956-01-25 | 1959-04-28 | Parker Rust Proof Co | Method of cold rolling ferrous strip stock |
| US3939014A (en) * | 1974-11-20 | 1976-02-17 | Amchem Products, Inc. | Aqueous zinc phosphating solution and method of rapid coating of steel for deforming |
| US4673445A (en) * | 1986-05-12 | 1987-06-16 | The Lea Manufacturing Company | Corrosion resistant coating |
| US4897129A (en) * | 1986-05-12 | 1990-01-30 | The Lea Manufacturing Company | Corrosion resistant coating |
-
1942
- 1942-03-02 US US433014A patent/US2351605A/en not_active Expired - Lifetime
-
1946
- 1946-08-10 CH CH260320D patent/CH260320A/fr unknown
-
1950
- 1950-10-01 DE DEP4132A patent/DE845135C/de not_active Expired
-
1952
- 1952-10-11 AT AT186083D patent/AT186083B/de active
Also Published As
| Publication number | Publication date |
|---|---|
| DE845135C (de) | 1952-07-28 |
| AT186083B (de) | 1956-07-10 |
| US2351605A (en) | 1944-06-20 |
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