DE602004002781D1 - Wasserfreie lösung eines natriumsalzes von hedta - Google Patents

Wasserfreie lösung eines natriumsalzes von hedta

Info

Publication number
DE602004002781D1
DE602004002781D1 DE602004002781T DE602004002781T DE602004002781D1 DE 602004002781 D1 DE602004002781 D1 DE 602004002781D1 DE 602004002781 T DE602004002781 T DE 602004002781T DE 602004002781 T DE602004002781 T DE 602004002781T DE 602004002781 D1 DE602004002781 D1 DE 602004002781D1
Authority
DE
Germany
Prior art keywords
sodium salt
hedta
water
aqueous solution
free solution
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
DE602004002781T
Other languages
English (en)
Other versions
DE602004002781T2 (de
Inventor
Martin Heus
Hans Lammers
Jim Lepage
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.)
Akzo Nobel NV
Original Assignee
Akzo Nobel NV
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=34137577&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE602004002781(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Akzo Nobel NV filed Critical Akzo Nobel NV
Publication of DE602004002781D1 publication Critical patent/DE602004002781D1/de
Application granted granted Critical
Publication of DE602004002781T2 publication Critical patent/DE602004002781T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C229/00—Compounds containing amino and carboxyl groups bound to the same carbon skeleton
    • C07C229/02—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton
    • C07C229/04—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated
    • C07C229/26—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having more than one amino group bound to the carbon skeleton, e.g. lysine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/44—Ion-selective electrodialysis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/44—Ion-selective electrodialysis
    • B01D61/445—Ion-selective electrodialysis with bipolar membranes; Water splitting
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
    • C02F1/683—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water by addition of complex-forming compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C02F2101/203—Iron or iron compound

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Detergent Compositions (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE602004002781T 2003-07-21 2004-07-13 Wasserfreie lösung eines natriumsalzes von hedta Expired - Lifetime DE602004002781T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US48845103P 2003-07-21 2003-07-21
US488451P 2003-07-21
EP03077382 2003-07-30
EP03077382 2003-07-30
PCT/EP2004/007841 WO2005014527A1 (en) 2003-07-21 2004-07-13 Anaqueous solution of a sodium salt of hedta

Publications (2)

Publication Number Publication Date
DE602004002781D1 true DE602004002781D1 (de) 2006-11-23
DE602004002781T2 DE602004002781T2 (de) 2007-08-16

Family

ID=34137577

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004002781T Expired - Lifetime DE602004002781T2 (de) 2003-07-21 2004-07-13 Wasserfreie lösung eines natriumsalzes von hedta

Country Status (11)

Country Link
EP (1) EP1648857B1 (de)
KR (1) KR101093478B1 (de)
AT (1) ATE342252T1 (de)
AU (1) AU2004263258B2 (de)
BR (1) BRPI0412819A (de)
CA (1) CA2533323C (de)
DE (1) DE602004002781T2 (de)
ES (1) ES2273269T3 (de)
MX (1) MXPA06000781A (de)
RU (1) RU2357951C2 (de)
WO (1) WO2005014527A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101422167B1 (ko) 2006-11-30 2014-07-30 아크조 노벨 엔.브이. 아미노산 ｎ,ｎ-디아세트산 화합물의 제조 방법

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2150994C3 (de) * 1971-10-13 1980-06-04 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung reiner Alkalisalze von Aminopolycarbonsauren
CH572461A5 (de) 1970-12-18 1976-02-13 Basf Ag
US5110965A (en) * 1990-08-16 1992-05-05 W.R. Grace & Co.-Conn. Process for the preparation of salts of iron amino and hydroxy carboxylic acid complexes

Also Published As

Publication number Publication date
KR101093478B1 (ko) 2011-12-13
BRPI0412819A (pt) 2006-09-26
WO2005014527A1 (en) 2005-02-17
MXPA06000781A (es) 2006-04-18
RU2357951C2 (ru) 2009-06-10
RU2006105194A (ru) 2006-06-27
AU2004263258B2 (en) 2010-06-17
ATE342252T1 (de) 2006-11-15
KR20060037384A (ko) 2006-05-03
ES2273269T3 (es) 2007-05-01
AU2004263258A1 (en) 2005-02-17
CA2533323C (en) 2011-09-13
CA2533323A1 (en) 2005-02-17
EP1648857A1 (de) 2006-04-26
DE602004002781T2 (de) 2007-08-16
EP1648857B1 (de) 2006-10-11

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Legal Events

Date Code Title Description
8363 Opposition against the patent