ES2157971T3 - Concentrados de fosfonato de hexametileno. - Google Patents

Concentrados de fosfonato de hexametileno.

Info

Publication number
ES2157971T3
ES2157971T3 ES94870145T ES94870145T ES2157971T3 ES 2157971 T3 ES2157971 T3 ES 2157971T3 ES 94870145 T ES94870145 T ES 94870145T ES 94870145 T ES94870145 T ES 94870145T ES 2157971 T3 ES2157971 T3 ES 2157971T3
Authority
ES
Spain
Prior art keywords
hexametilene
phosphonate
concentrates
acid
concentrated
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES94870145T
Other languages
English (en)
Inventor
Michel Ledent
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Solutia Europe BVBA SPRL
Original Assignee
Solutia Europe BVBA SPRL
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 Solutia Europe BVBA SPRL filed Critical Solutia Europe BVBA SPRL
Application granted granted Critical
Publication of ES2157971T3 publication Critical patent/ES2157971T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C07F9/025—Purification; Separation; Stabilisation; Desodorisation of organo-phosphorus compounds
    • 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
    • C07F9/3817—Acids containing the structure (RX)2P(=X)-alk-N...P (X = O, S, Se)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Detergent Compositions (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

SE DESCRIBEN SOLUCIONES ACUOSAS CONCENTRADAS DE ACIDO FONICO DE HEXAMETILENO QUE CONTIENEN, ADEMAS DE ALTOS NIVELES DE ACIDO FOSFONICO, P. EJ. DE UN 40% A UN 50%, UN NIVEL MINUCIOSAMENTE DEFINIDO DE UN ACIDO MINERAL NO OXIDANTE, PREFERENTEMENTE ACIDO CLORHIDRICO.
ES94870145T 1994-09-01 1994-09-01 Concentrados de fosfonato de hexametileno. Expired - Lifetime ES2157971T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP94870145A EP0700874B1 (en) 1994-09-01 1994-09-01 Hexamethylene phosphonate concentrate

Publications (1)

Publication Number Publication Date
ES2157971T3 true ES2157971T3 (es) 2001-09-01

Family

ID=8218670

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94870145T Expired - Lifetime ES2157971T3 (es) 1994-09-01 1994-09-01 Concentrados de fosfonato de hexametileno.

Country Status (4)

Country Link
US (1) US5606106A (es)
EP (1) EP0700874B1 (es)
DE (1) DE69427348T2 (es)
ES (1) ES2157971T3 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19849379A1 (de) * 1998-10-27 2000-05-04 Cht R Beitlich Gmbh Wäßrige Lösungen von Phosphonsäuren

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3816333A (en) * 1971-07-07 1974-06-11 Monsanto Co Methods of inhibiting corrosion with condensed polyalkylenepolyamine derivatives
US4728460A (en) * 1980-09-01 1988-03-01 Monsanto Company Aminomethylenephosphonic acid solutions
ZA815999B (en) 1980-09-01 1982-08-25 Monsanto Europe Sa Aminomethylenephosphonic acid solutions
US4477390A (en) * 1981-08-21 1984-10-16 Monsanto Company Aminomethylenephosphonic acid solutions
GB8308003D0 (en) * 1983-03-23 1983-04-27 Albright & Wilson Phosphonates
GB8334481D0 (en) 1983-12-24 1984-02-01 Y S Securities Ltd Electrical isolators
GB8405573D0 (en) * 1984-03-02 1984-04-04 Procter & Gamble Aqueous aminomethylenephosphonic acid solutions

Also Published As

Publication number Publication date
EP0700874B1 (en) 2001-05-30
EP0700874A1 (en) 1996-03-13
DE69427348T2 (de) 2002-06-13
DE69427348D1 (de) 2001-07-05
US5606106A (en) 1997-02-25

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