FR2207141B3 - - Google Patents

Info

Publication number
FR2207141B3
FR2207141B3 FR7340870A FR7340870A FR2207141B3 FR 2207141 B3 FR2207141 B3 FR 2207141B3 FR 7340870 A FR7340870 A FR 7340870A FR 7340870 A FR7340870 A FR 7340870A FR 2207141 B3 FR2207141 B3 FR 2207141B3
Authority
FR
France
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
Application number
FR7340870A
Other languages
French (fr)
Other versions
FR2207141A1 (en
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.)
BK Giulini Chemie GmbH
Original Assignee
Benckiser Knapsack GmbH
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 Benckiser Knapsack GmbH filed Critical Benckiser Knapsack GmbH
Publication of FR2207141A1 publication Critical patent/FR2207141A1/fr
Application granted granted Critical
Publication of FR2207141B3 publication Critical patent/FR2207141B3/fr
Granted 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
    • C07F9/28—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)]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
FR7340870A 1972-11-18 1973-11-16 Cyclic tetraphosphonic acid as complexing agent - from acetyl chloride and phosphorous acid, used as water treatment Granted FR2207141A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722256732 DE2256732A1 (de) 1972-11-18 1972-11-18 Verfahren zur herstellung einer cyclischen tetraphosphonsaeure

Publications (2)

Publication Number Publication Date
FR2207141A1 FR2207141A1 (en) 1974-06-14
FR2207141B3 true FR2207141B3 (OSRAM) 1976-10-01

Family

ID=5862164

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7340870A Granted FR2207141A1 (en) 1972-11-18 1973-11-16 Cyclic tetraphosphonic acid as complexing agent - from acetyl chloride and phosphorous acid, used as water treatment

Country Status (5)

Country Link
BE (1) BE807410A (OSRAM)
DE (1) DE2256732A1 (OSRAM)
FR (1) FR2207141A1 (OSRAM)
IT (1) IT995465B (OSRAM)
NL (1) NL7315752A (OSRAM)

Also Published As

Publication number Publication date
NL7315752A (OSRAM) 1974-05-21
IT995465B (it) 1975-11-10
FR2207141A1 (en) 1974-06-14
DE2256732A1 (de) 1974-06-12
BE807410A (fr) 1974-03-15

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Legal Events

Date Code Title Description
ST Notification of lapse