ATE3781T1 - Verwendung saurer phosphorsaeureester oder deren salze als mittel zur verhinderung der korrosion von metallen. - Google Patents
Verwendung saurer phosphorsaeureester oder deren salze als mittel zur verhinderung der korrosion von metallen.Info
- Publication number
- ATE3781T1 ATE3781T1 AT80104291T AT80104291T ATE3781T1 AT E3781 T1 ATE3781 T1 AT E3781T1 AT 80104291 T AT80104291 T AT 80104291T AT 80104291 T AT80104291 T AT 80104291T AT E3781 T1 ATE3781 T1 AT E3781T1
- Authority
- AT
- Austria
- Prior art keywords
- metals
- salts
- agent
- phosphoric acid
- acid esters
- Prior art date
Links
- 239000003795 chemical substances by application Substances 0.000 title abstract 3
- 230000007797 corrosion Effects 0.000 title abstract 3
- 238000005260 corrosion Methods 0.000 title abstract 3
- 229910052751 metal Inorganic materials 0.000 title abstract 3
- 239000002184 metal Substances 0.000 title abstract 3
- 150000002739 metals Chemical class 0.000 title abstract 3
- 150000003014 phosphoric acid esters Chemical class 0.000 title abstract 2
- 230000002378 acidificating effect Effects 0.000 title 1
- DLYUQMMRRRQYAE-UHFFFAOYSA-N tetraphosphorus decaoxide Chemical compound O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 abstract 4
- -1 alkane polyol Chemical class 0.000 abstract 3
- 229920005862 polyol Polymers 0.000 abstract 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 2
- HOSGXJWQVBHGLT-UHFFFAOYSA-N 6-hydroxy-3,4-dihydro-1h-quinolin-2-one Chemical group N1C(=O)CCC2=CC(O)=CC=C21 HOSGXJWQVBHGLT-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 230000001476 alcoholic effect Effects 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 1
- 230000007717 exclusion Effects 0.000 abstract 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract 1
- 239000011261 inert gas Substances 0.000 abstract 1
- 230000002401 inhibitory effect Effects 0.000 abstract 1
- 238000004898 kneading Methods 0.000 abstract 1
- 150000007522 mineralic acids Chemical class 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 150000007524 organic acids Chemical class 0.000 abstract 1
- 235000005985 organic acids Nutrition 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 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
- 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
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/04—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in markedly acid liquids
-
- 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/04—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors
- C23G1/06—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors organic inhibitors
- C23G1/066—Cleaning or pickling metallic material with solutions or molten salts with acid solutions using inhibitors organic inhibitors phosphorus-containing compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19792941419 DE2941419A1 (de) | 1979-10-12 | 1979-10-12 | Verwendung sauerer phosphorsaeureester oder deren salze als mittel zur verhinderung der korrosion von metallen |
| EP80104291A EP0028674B1 (de) | 1979-10-12 | 1980-07-22 | Verwendung saurer Phosphorsäureester oder deren Salze als Mittel zur Verhinderung der Korrosion von Metallen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE3781T1 true ATE3781T1 (de) | 1983-06-15 |
Family
ID=6083376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT80104291T ATE3781T1 (de) | 1979-10-12 | 1980-07-22 | Verwendung saurer phosphorsaeureester oder deren salze als mittel zur verhinderung der korrosion von metallen. |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0028674B1 (de) |
| AT (1) | ATE3781T1 (de) |
| DE (2) | DE2941419A1 (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4013243A1 (de) * | 1990-04-26 | 1991-10-31 | Hoechst Ag | Gegen metallkorrosion inhibierte bremsfluessigkeiten auf der basis von glykolverbindungen |
| EP2746375B1 (de) | 2012-12-20 | 2021-07-28 | Chemische Fabrik Dr. Weigert GmbH & Co KG | Instrumentenspray |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3276916A (en) * | 1961-09-22 | 1966-10-04 | Lubrizol Corp | Inhibition of corrosion of metal surfaces |
| US3580855A (en) * | 1969-04-09 | 1971-05-25 | Rohm & Haas | Process for inhibition of scale and corrosion using a polyfunctional phosphated polyol ester having at least 75% primary phosphate ester groups |
| GB1311995A (en) * | 1970-04-23 | 1973-03-28 | Witco Chemical Corp | Process for preparing surface active phosphate esters |
| DE2739916C2 (de) * | 1977-09-05 | 1983-07-28 | Hoechst Ag, 6230 Frankfurt | Gemische saurer Orthophosphorsäureester |
| DE2756747A1 (de) * | 1977-12-20 | 1979-06-28 | Basf Ag | Korrosionsschutzmittel |
-
1979
- 1979-10-12 DE DE19792941419 patent/DE2941419A1/de not_active Withdrawn
-
1980
- 1980-07-22 DE DE8080104291T patent/DE3063771D1/de not_active Expired
- 1980-07-22 EP EP80104291A patent/EP0028674B1/de not_active Expired
- 1980-07-22 AT AT80104291T patent/ATE3781T1/de active
Also Published As
| Publication number | Publication date |
|---|---|
| EP0028674B1 (de) | 1983-06-15 |
| EP0028674A1 (de) | 1981-05-20 |
| DE3063771D1 (en) | 1983-07-21 |
| DE2941419A1 (de) | 1981-04-23 |
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