GR35176B - RESTRICTION OF CORROSION AND METAL DEPOSITS, DETERMINATION OF IRON DISSOLVED IN WATER AND REMOVAL OF SUSPENDED SOLID MATERIALS. - Google Patents

RESTRICTION OF CORROSION AND METAL DEPOSITS, DETERMINATION OF IRON DISSOLVED IN WATER AND REMOVAL OF SUSPENDED SOLID MATERIALS.

Info

Publication number
GR35176B
GR35176B GR670135176A GR670135176A GR35176B GR 35176 B GR35176 B GR 35176B GR 670135176 A GR670135176 A GR 670135176A GR 670135176 A GR670135176 A GR 670135176A GR 35176 B GR35176 B GR 35176B
Authority
GR
Greece
Prior art keywords
corrosion
restriction
determination
removal
water
Prior art date
Application number
GR670135176A
Other languages
Greek (el)
Inventor
David Buchanan Fordyce
Richard Corey Mansfield
James Clement Mickus
Original Assignee
Rohm And Haas Company
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 Rohm And Haas Company filed Critical Rohm And Haas Company
Publication of GR35176B publication Critical patent/GR35176B/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/06Phosphorus compounds without P—C bonds
    • C07F9/08Esters of oxyacids of phosphorus
    • C07F9/09Esters of phosphoric acids
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • C02F5/14Treatment 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
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • C02F5/14Treatment 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
    • C02F5/145Treatment 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 combined with inorganic substances
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23FNON-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
    • C23F11/00Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/08Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23FNON-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
    • C23F11/00Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/08Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
    • C23F11/10Inhibiting 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
    • C23F11/167Phosphorus-containing compounds
    • C23F11/1673Esters of phosphoric or thiophosphoric acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Metallurgy (AREA)
  • Hydrology & Water Resources (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Polyesters Or Polycarbonates (AREA)

Abstract

ία ναχαιτιστική της διαβρώσεως χημική σύνθεσις αποτελουμένη ουσιαστικώς από εστέρα πολυδυνάμου φωσφατωνένης πολυόλης έχουσης τον τύπον: Τύπος Ι όπου R έιναι οινδήποτε απομένον υπόλειμμα της ρίζης μιας πολυϋδρικής αλκοόλης χρησιμοποιηθείσης δια την παρασκευήν του ειρημένου εστέρος της πολυόλης και Χαριθμός μεταξύ 2 και 300. An inhibitory corrosion chemical composition consisting essentially of a polyunsaturated polyol ester having the formula: Type I wherein R is any residual residue of the radical of a polyhydric alcohol used to make said polyol ester and a number between 2 and 300.

GR670135176A 1966-08-31 1967-06-14 RESTRICTION OF CORROSION AND METAL DEPOSITS, DETERMINATION OF IRON DISSOLVED IN WATER AND REMOVAL OF SUSPENDED SOLID MATERIALS. GR35176B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US57625266A 1966-08-31 1966-08-31

Publications (1)

Publication Number Publication Date
GR35176B true GR35176B (en) 1968-08-22

Family

ID=24303603

Family Applications (1)

Application Number Title Priority Date Filing Date
GR670135176A GR35176B (en) 1966-08-31 1967-06-14 RESTRICTION OF CORROSION AND METAL DEPOSITS, DETERMINATION OF IRON DISSOLVED IN WATER AND REMOVAL OF SUSPENDED SOLID MATERIALS.

Country Status (4)

Country Link
BE (1) BE702520A (en)
ES (1) ES342835A1 (en)
GR (1) GR35176B (en)
NL (1) NL6711881A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA979317A (en) * 1971-03-24 1975-12-09 Hercules Incorporated Scale and corrosion control in flowing waters
JPH0285383A (en) * 1988-09-21 1990-03-26 Kurita Water Ind Ltd Boiler chemicals

Also Published As

Publication number Publication date
ES342835A1 (en) 1968-12-01
BE702520A (en) 1968-02-12
NL6711881A (en) 1968-03-01

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