IT1053818B - Procedimento per impedire la corrosione e il deposito di incrostazioni in sistemi idraulici - Google Patents

Procedimento per impedire la corrosione e il deposito di incrostazioni in sistemi idraulici

Info

Publication number
IT1053818B
IT1053818B IT47958/76A IT4795876A IT1053818B IT 1053818 B IT1053818 B IT 1053818B IT 47958/76 A IT47958/76 A IT 47958/76A IT 4795876 A IT4795876 A IT 4795876A IT 1053818 B IT1053818 B IT 1053818B
Authority
IT
Italy
Prior art keywords
scaling
deposit
procedure
prevent corrosion
hydraulic systems
Prior art date
Application number
IT47958/76A
Other languages
English (en)
Original Assignee
Hoechst 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 Hoechst Ag filed Critical Hoechst Ag
Application granted granted Critical
Publication of IT1053818B publication Critical patent/IT1053818B/it

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
    • 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
    • C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
    • C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
    • C23F11/167—Phosphorus-containing compounds
    • C23F11/1676—Phosphonic acids
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
    • C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
    • C07F9/3808—Acyclic saturated acids which can have further substituents on alkyl
    • 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
    • C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
    • C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
    • C23F11/167—Phosphorus-containing compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
IT47958/76A 1975-02-08 1976-02-05 Procedimento per impedire la corrosione e il deposito di incrostazioni in sistemi idraulici IT1053818B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2505435A DE2505435C3 (de) 1975-02-08 1975-02-08 Verwendung von Carboxy-alkan-Verbindungen des Phosphors als Korrosionsinhibitoren

Publications (1)

Publication Number Publication Date
IT1053818B true IT1053818B (it) 1981-10-10

Family

ID=5938480

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47958/76A IT1053818B (it) 1975-02-08 1976-02-05 Procedimento per impedire la corrosione e il deposito di incrostazioni in sistemi idraulici

Country Status (10)

Country Link
US (1) US4042324A (it)
BE (1) BE838328A (it)
CA (1) CA1058474A (it)
CH (1) CH597366A5 (it)
DE (1) DE2505435C3 (it)
FR (1) FR2300141A1 (it)
GB (1) GB1474362A (it)
IT (1) IT1053818B (it)
NL (1) NL7601244A (it)
SE (1) SE422600B (it)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4159946A (en) * 1974-06-11 1979-07-03 Ciba Geigy (Uk) Limited Treatment of aqueous systems
US4127483A (en) * 1974-06-11 1978-11-28 Ciba Geigy (Uk) Limited Treatment of aqueous systems
US4052160A (en) * 1975-07-23 1977-10-04 Ciba-Geigy Corporation Corrosion inhibitors
US4089893A (en) * 1976-12-13 1978-05-16 Borg-Warner Corporation 2,2,2-Tris(hydroxymethyl)ethylphosponic acid and method for its preparation
DE2658475C2 (de) * 1976-12-23 1986-08-21 Henkel KGaA, 4000 Düsseldorf Verwendung einer Phosphoncarbonsäure in alkalischen Lösungen
GB1572406A (en) 1976-12-24 1980-07-30 Ciba Geigy Ag Aliphatic phosphonic/carboxylic acid compounds
EP0009080B1 (de) * 1978-07-19 1982-06-23 Ciba-Geigy Ag Korrosionsinhibitoren; Gemische zum Schützen von eisenhaltigen Metallen und die geschützten Metalle
DE2942864C2 (de) 1979-10-24 1986-11-20 Hüls AG, 4370 Marl Kavitationshemmmende, frostsichere Wärmeübertragungsflüssigkeit
US4351796A (en) * 1980-02-25 1982-09-28 Ciba-Geigy Corporation Method for scale control
GB2112370B (en) * 1981-09-04 1984-09-26 Ciba Geigy Ag Inhibition of scale formation and corrosion in aqueous systems
US4576722A (en) * 1983-02-22 1986-03-18 The Mogul Corporation Scale and sludge compositions for aqueous systems
GB2155919B (en) * 1984-03-20 1987-12-02 Dearborn Chemicals Ltd A method of inhibiting corrosion in aqueous systems
GB2159511B (en) * 1984-04-25 1988-09-21 Dearborn Chemicals Ltd A method of inhibiting corrosion in aqueous systems
GB2168359B (en) * 1984-11-08 1988-05-05 Grace W R & Co A method of inhibiting corrosion in aqueous systems
AT386000B (de) * 1985-06-20 1988-06-10 Vianova Kunstharz Ag Verfahren zur stabilisierung von aluminiumpigmenten
US4649025A (en) * 1985-09-16 1987-03-10 W. R. Grace & Co. Anti-corrosion composition
GB2184109A (en) * 1985-10-29 1987-06-17 Grace W R & Co The treatment of aqueous systems
GB8616447D0 (en) * 1986-07-05 1986-08-13 Ciba Geigy Ag Compounds
US4798675A (en) * 1987-10-19 1989-01-17 The Mogul Corporation Corrosion inhibiting compositions containing carboxylated phosphonic acids and sequestrants
GB9021261D0 (en) * 1990-09-29 1990-11-14 Ciba Geigy Ag Scale inhibition
GB9024470D0 (en) * 1990-11-10 1991-01-02 Ciba Geigy Ag Corrision inhibition
GB9125115D0 (en) * 1991-11-23 1992-01-22 Ciba Geigy Ag Corrosion and/or scale inhibition
GB9409483D0 (en) * 1994-05-12 1994-06-29 Fmc Corp Uk Ltd Scale inhibition process
DE10220203B4 (de) * 2002-05-06 2012-12-27 Sprisol Gmbh I.G. Frostschutzlösung für Löschanlagen, Verfahren zu ihrer Herstellung und deren Verwendung
US9133418B1 (en) 2014-04-07 2015-09-15 Ecolab Usa Inc. Non-silicated high alkaline cleaner with aluminum protection

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3630790A (en) * 1969-05-13 1971-12-28 Dow Chemical Co Method of protection of metal surfaces from corrosion
DE2015068B2 (de) 1970-03-28 1976-07-22 Bayer Ag, 5090 Leverkusen Alpha-substituierte phosphonobernsteinsaeuren
DE2225645A1 (de) 1972-05-26 1974-01-17 Bayer Ag Verfahren zur verhinderung von korrosion und steinansatz in wasserfuehrenden systemen
DE2310450A1 (de) * 1973-03-02 1974-09-05 Henkel & Cie Gmbh Komplexbildner fuer mehrwertige metallionen
SE400563B (sv) 1973-06-29 1978-04-03 Hoechst Ag Oligokarboxi-alkan-fosfonsyror
DE2441096B1 (de) * 1974-08-28 1975-11-27 Hoechst Ag, 6000 Frankfurt Verfahren zur Verhinderung der Korrosion von Schweretrüben für die Schwimm-Sink-Trennung von Mineralien

Also Published As

Publication number Publication date
DE2505435A1 (de) 1976-08-19
GB1474362A (en) 1977-05-25
DE2505435C3 (de) 1980-07-31
FR2300141B1 (it) 1980-05-09
CH597366A5 (it) 1978-03-31
CA1058474A (en) 1979-07-17
NL7601244A (nl) 1976-08-10
SE422600B (sv) 1982-03-15
US4042324A (en) 1977-08-16
BE838328A (fr) 1976-08-06
DE2505435B2 (de) 1979-11-22
SE7600488L (sv) 1976-08-09
FR2300141A1 (fr) 1976-09-03

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