CH343201A - Verfahren zur Erhaltung der Wirksamkeit von Phosphatierungsbädern - Google Patents
Verfahren zur Erhaltung der Wirksamkeit von PhosphatierungsbädernInfo
- Publication number
- CH343201A CH343201A CH343201DA CH343201A CH 343201 A CH343201 A CH 343201A CH 343201D A CH343201D A CH 343201DA CH 343201 A CH343201 A CH 343201A
- Authority
- CH
- Switzerland
- Prior art keywords
- phosphating
- baths
- bath
- nitrate
- feed
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 11
- 150000003839 salts Chemical class 0.000 claims description 9
- 229910002651 NO3 Inorganic materials 0.000 claims description 7
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 6
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 claims description 6
- ONDPHDOFVYQSGI-UHFFFAOYSA-N zinc nitrate Chemical compound [Zn+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ONDPHDOFVYQSGI-UHFFFAOYSA-N 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 claims description 3
- 235000010288 sodium nitrite Nutrition 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims description 2
- 239000003513 alkali Substances 0.000 claims 2
- 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 claims 2
- 229910000165 zinc phosphate Inorganic materials 0.000 claims 2
- 230000001419 dependent effect Effects 0.000 claims 1
- 235000012054 meals Nutrition 0.000 claims 1
- 239000011833 salt mixture Substances 0.000 claims 1
- 239000012527 feed solution Substances 0.000 description 7
- 239000010949 copper Substances 0.000 description 4
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000007800 oxidant agent Substances 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 3
- 239000010452 phosphate Substances 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- KJFMBFZCATUALV-UHFFFAOYSA-N phenolphthalein Chemical compound C1=CC(O)=CC=C1C1(C=2C=CC(O)=CC=2)C2=CC=CC=C2C(=O)O1 KJFMBFZCATUALV-UHFFFAOYSA-N 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 150000002815 nickel Chemical class 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 150000002826 nitrites Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 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 (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US2863793XA | 1955-04-20 | 1955-04-20 | |
| IT1147796X | 1955-04-20 | ||
| IT343201X | 1955-04-20 | ||
| US578592A US2863793A (en) | 1955-04-20 | 1956-04-17 | Method of maintaining the efficiency of phosphate coating baths used at room temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH343201A true CH343201A (de) | 1959-12-15 |
Family
ID=61187843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH343201D CH343201A (de) | 1955-04-20 | 1956-04-19 | Verfahren zur Erhaltung der Wirksamkeit von Phosphatierungsbädern |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US2863793A (enrdf_load_stackoverflow) |
| BE (1) | BE547125A (enrdf_load_stackoverflow) |
| CH (1) | CH343201A (enrdf_load_stackoverflow) |
| DE (1) | DE1069451B (enrdf_load_stackoverflow) |
| FR (1) | FR1147796A (enrdf_load_stackoverflow) |
| IT (1) | IT532546A (enrdf_load_stackoverflow) |
| LU (1) | LU34317A1 (enrdf_load_stackoverflow) |
| NL (1) | NL206455A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1176446B (de) * | 1961-12-07 | 1964-08-20 | Hoechst Ag | Verfahren und Mittel zum Aufbringen von Phosphatschichten auf Metalloberflaechen |
| AT282285B (de) * | 1965-12-22 | 1970-06-25 | Plaut Fa J | Zinkphosphatüberzüge |
| US3516875A (en) * | 1966-06-11 | 1970-06-23 | Hooker Chemical Corp | Process for coating ferrous surfaces |
| IT1111586B (it) * | 1979-03-16 | 1986-01-13 | Parker Italiana | Composizioni protettive per superfici d'acciaio e processo per la loro preparazione |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2315605A (en) * | 1942-06-29 | 1943-04-06 | Hugo J Ehrenfeld | Venetian blind structure |
| DE910165C (de) * | 1943-01-15 | 1954-04-29 | Hoechst Ag | Verfahren zur Herstellung von Sulfonsaeuren |
| DE900162C (de) * | 1943-07-01 | 1953-12-21 | Metallgesellschaft Ag | Phosphatierverfahren |
| DE900163C (de) * | 1943-07-01 | 1953-12-21 | Metallgesellschaft Ag | Phosphatierverfahren |
| DE859843C (de) * | 1949-02-28 | 1952-12-15 | Metallgesellschaft Ag | Verfahren zur Phosphatierung von Metallen |
-
0
- NL NL206455D patent/NL206455A/xx unknown
- IT IT532546D patent/IT532546A/it unknown
-
1956
- 1956-04-17 US US578592A patent/US2863793A/en not_active Expired - Lifetime
- 1956-04-19 CH CH343201D patent/CH343201A/de unknown
- 1956-04-19 BE BE547125D patent/BE547125A/fr unknown
- 1956-04-19 LU LU34317D patent/LU34317A1/fr unknown
- 1956-04-19 FR FR1147796D patent/FR1147796A/fr not_active Expired
-
1959
- 1959-04-19 DE DE1959M0030302 patent/DE1069451B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL206455A (enrdf_load_stackoverflow) | 1900-01-01 |
| DE1069451B (de) | 1959-11-19 |
| BE547125A (fr) | 1956-05-15 |
| LU34317A1 (fr) | 1956-06-19 |
| FR1147796A (fr) | 1957-11-29 |
| US2863793A (en) | 1958-12-09 |
| IT532546A (enrdf_load_stackoverflow) | 1900-01-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3430587A1 (de) | Verfahren zum ausbilden eines phosphatkonservierungsfilmes auf der oberflaeche von stahlteilen | |
| EP0186823B1 (de) | Verfahren zur Erleichterung der Kaltverformung | |
| DE853698C (de) | Verfahren zur Herstellung von Phosphatueberzuegen auf Zink | |
| CH343201A (de) | Verfahren zur Erhaltung der Wirksamkeit von Phosphatierungsbädern | |
| EP0059994B1 (de) | Verfahren zur Herstellung von Phosphatüberzügen auf Metalloberflächen | |
| DE2715291A1 (de) | Verfahren zur herstellung amorpher, leichter, festhaftender phosphatueberzuege an eisenmetalloberflaechen | |
| DE727194C (de) | Herstellung von Phosphatueberzuegen, insbesondere auf Eisen und Stahl | |
| DE741937C (de) | Verfahren zur Herstellung von Phosphatueberzuegen auf Metallen | |
| DE2851432A1 (de) | Kontinuierliches verfahren zum aufbringen eines phosphatbelags auf ein eisenhaltiges oder zinkhaltiges metallsubstrat | |
| CH413546A (de) | Verfahren zur Spritzphosphatierung von Eisen oder Stahl | |
| AT258667B (de) | Verfahren zur Herstellung von Überzügen aus Zinkphosphat | |
| DE973195C (de) | Verfahren zum UEberziehen von Metalloberflaechen mit einer Phosphatschicht | |
| DE1184590B (de) | Verfahren zum Aufbringen von Phosphatueberzuegen auf metallischen Oberflaechen | |
| DE754179C (de) | Verfahren zur Herstellung von Phosphatueberzuegen | |
| DE729262C (de) | Verfahren zur Erzeugung von Phosphatueberzuegen auf Eisen und Stahl | |
| AT241933B (de) | Verfahren zur Phosphatierung von Eisen und Stahl | |
| DE1287891B (de) | Verfahren zum Aufbringen eines PhosphatÜberzuges auf Oberflächen aus Eisen oder Zink | |
| AT212107B (de) | Verfahren zur Kaltverformung mit Hilfe von Zinkphosphat enthaltenden Überzügen | |
| DE881138C (de) | Phosphatierungsverfahren | |
| CH361955A (de) | Verfahren zur Aufbringung von festhaftenden kristallinen Phosphatüberzügen auf Metalloberflächen | |
| DE2931693A1 (de) | Loesung zur phosphatisierung metallischer flaechen | |
| DE1049659B (enrdf_load_stackoverflow) | ||
| CH274537A (de) | Verfahren zur Phosphatierung von Metallen. | |
| CH371654A (de) | Verfahren zur Phosphatierung von Zink | |
| AT241228B (de) | Vorbehandlung von Eisen und Stahl vor deren Phosphatierung |