ZA842073B - Phosphonates - Google Patents

Phosphonates

Info

Publication number
ZA842073B
ZA842073B ZA842073A ZA842073A ZA842073B ZA 842073 B ZA842073 B ZA 842073B ZA 842073 A ZA842073 A ZA 842073A ZA 842073 A ZA842073 A ZA 842073A ZA 842073 B ZA842073 B ZA 842073B
Authority
ZA
South Africa
Prior art keywords
acid
weight
products
diethylenetriaminepenta
methylenephosphonic
Prior art date
Application number
ZA842073A
Other languages
English (en)
Inventor
Roger Geoffrey Hargreaves
Trevor Eric Jones
Original Assignee
Albright & Wilson
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10540071&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA842073(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Albright & Wilson filed Critical Albright & Wilson
Publication of ZA842073B publication Critical patent/ZA842073B/xx

Links

Classifications

    • 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)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Detergent Compositions (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Saccharide Compounds (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
ZA842073A 1983-03-23 1984-03-20 Phosphonates ZA842073B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB838308003A GB8308003D0 (en) 1983-03-23 1983-03-23 Phosphonates

Publications (1)

Publication Number Publication Date
ZA842073B true ZA842073B (en) 1984-10-31

Family

ID=10540071

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA842073A ZA842073B (en) 1983-03-23 1984-03-20 Phosphonates

Country Status (11)

Country Link
EP (1) EP0125766B1 (ja)
JP (1) JPS59181288A (ja)
AT (1) ATE46515T1 (ja)
AU (1) AU577281B2 (ja)
CA (1) CA1231963A (ja)
DE (1) DE3479804D1 (ja)
ES (1) ES8506320A1 (ja)
FI (1) FI84270C (ja)
GB (2) GB8308003D0 (ja)
NO (1) NO841111L (ja)
ZA (1) ZA842073B (ja)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8405573D0 (en) * 1984-03-02 1984-04-04 Procter & Gamble Aqueous aminomethylenephosphonic acid solutions
GB8529409D0 (en) * 1985-11-29 1986-01-08 Monsanto Europe Sa Aminomethylenephosphonate compositions
GB8825589D0 (en) * 1988-11-02 1988-12-07 Albright & Wilson Purification
US5034556A (en) * 1989-04-03 1991-07-23 Ppg Industries, Inc. Reaction products of alpha-aminomethylene phosphonic acids and epoxy compounds and their use in coating compositions
IL101539A (en) 1991-04-16 1998-09-24 Monsanto Europe Sa Mono-ammonium salts of the history of N phosphonomethyl glycyl which are not hygroscopes, their preparations and pesticides containing
US5306526A (en) * 1992-04-02 1994-04-26 Ppg Industries, Inc. Method of treating nonferrous metal surfaces by means of an acid activating agent and an organophosphate or organophosphonate and substrates treated by such method
US5294265A (en) * 1992-04-02 1994-03-15 Ppg Industries, Inc. Non-chrome passivation for metal substrates
US5346009A (en) * 1993-02-08 1994-09-13 Shell Oil Company Precipitation of scale inhibitors
EP0700874B1 (en) * 1994-09-01 2001-05-30 Solutia Europe N.V./S.A. Hexamethylene phosphonate concentrate
DE19849379A1 (de) * 1998-10-27 2000-05-04 Cht R Beitlich Gmbh Wäßrige Lösungen von Phosphonsäuren
EP2112156A1 (en) 2008-04-25 2009-10-28 Thermphos International B.V. Method for the Manufacture of Aminoalkylene Phosphonic Acid
BRPI1011955A2 (pt) 2009-05-28 2016-04-26 Straitmark Holding Ag método para a fabricação de ácidos amino alquileno fosfônicos
TR201905374T4 (tr) 2014-06-02 2019-05-21 Zschimmer & Schwarz Mohsdorf Gmbh & Co Kg Kristalin dtpmp üretilmesine yönelik yöntem.
CN110804071B (zh) * 2019-11-08 2021-09-17 山东泰和水处理科技股份有限公司 一种二乙烯三胺五亚甲基膦酸的生产方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3434969A (en) * 1967-08-11 1969-03-25 Calgon Corp Scale inhibiting
US3738937A (en) * 1970-05-08 1973-06-12 Textilana Corp Polyalkylene polyamino polykis methylene phosphonic acids and salts thereof and methods for producing same
US4164574A (en) * 1972-03-24 1979-08-14 Petrolite Corporation Use of polyquaternary ammonium methylene phosphonates as microbiocides
GB1563521A (en) * 1977-01-10 1980-03-26 Monsanto Europe Sa Organophosphorus scale inhibitor compositions and their use in aqueous alkaline cleaning solutions
US4259200A (en) * 1979-04-06 1981-03-31 Lever Brothers Company Bleaching and cleaning compositions
US4459241A (en) * 1983-04-28 1984-07-10 The Dow Chemical Company Compounds containing quaternary ammonium and methylenephosphonic acid groups

Also Published As

Publication number Publication date
AU577281B2 (en) 1988-09-22
FI84270C (fi) 1991-11-11
GB2138424A (en) 1984-10-24
AU2602384A (en) 1984-09-27
FI841109A0 (fi) 1984-03-20
DE3479804D1 (en) 1989-10-26
JPS59181288A (ja) 1984-10-15
EP0125766B1 (en) 1989-09-20
GB8308003D0 (en) 1983-04-27
ES530963A0 (es) 1985-07-01
GB8407607D0 (en) 1984-05-02
NO841111L (no) 1984-09-24
ATE46515T1 (de) 1989-10-15
GB2138424B (en) 1987-04-15
EP0125766A1 (en) 1984-11-21
CA1231963A (en) 1988-01-26
FI841109A (fi) 1984-09-24
FI84270B (fi) 1991-07-31
ES8506320A1 (es) 1985-07-01
JPH0466240B2 (ja) 1992-10-22

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