RO85562B1 - Procedeu de obtinere a sarii de fier si sodiu a acidului etilendiaminotetraacetic - Google Patents

Procedeu de obtinere a sarii de fier si sodiu a acidului etilendiaminotetraacetic

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Publication number
RO85562B1
RO85562B1 RO108306A RO10830682A RO85562B1 RO 85562 B1 RO85562 B1 RO 85562B1 RO 108306 A RO108306 A RO 108306A RO 10830682 A RO10830682 A RO 10830682A RO 85562 B1 RO85562 B1 RO 85562B1
Authority
RO
Romania
Prior art keywords
diamino
tetra
ethylene
acetic acid
preparing iron
Prior art date
Application number
RO108306A
Other languages
English (en)
Other versions
RO85562A2 (ro
Inventor
Ana Maria Pavlovschi
Original Assignee
Institutul De Cercetari Produse Auxiliare Organice
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 Institutul De Cercetari Produse Auxiliare Organice filed Critical Institutul De Cercetari Produse Auxiliare Organice
Priority to RO108306A priority Critical patent/RO85562B1/ro
Publication of RO85562A2 publication Critical patent/RO85562A2/ro
Publication of RO85562B1 publication Critical patent/RO85562B1/ro

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Abstract

Inventia se refera la un procedeu de obtinere a sarii de fier si sodiu a acidului etilendiaminotetraacetic, în care acidul etilendiaminotetracetic si oxidul de fier Fe2O3 reactioneaza la fierbere în mediu apos, la un pH 3,2...3,4 în prezenta hidroxidului de sodiu sau a sarurilor de sodiu ale acidului etilendiaminotetracetic, dupa care prodisul se separa prin cristalizare sau uscare prin atomizare.
RO108306A 1982-07-28 1982-07-28 Procedeu de obtinere a sarii de fier si sodiu a acidului etilendiaminotetraacetic RO85562B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO108306A RO85562B1 (ro) 1982-07-28 1982-07-28 Procedeu de obtinere a sarii de fier si sodiu a acidului etilendiaminotetraacetic

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO108306A RO85562B1 (ro) 1982-07-28 1982-07-28 Procedeu de obtinere a sarii de fier si sodiu a acidului etilendiaminotetraacetic

Publications (2)

Publication Number Publication Date
RO85562A2 RO85562A2 (ro) 1985-02-25
RO85562B1 true RO85562B1 (ro) 1985-02-28

Family

ID=20111891

Family Applications (1)

Application Number Title Priority Date Filing Date
RO108306A RO85562B1 (ro) 1982-07-28 1982-07-28 Procedeu de obtinere a sarii de fier si sodiu a acidului etilendiaminotetraacetic

Country Status (1)

Country Link
RO (1) RO85562B1 (ro)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109651180A (zh) * 2019-01-22 2019-04-19 北京海德恒生科技发展有限公司 一种乙二胺四乙酸铁钠的生产方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011146582A2 (en) 2010-05-21 2011-11-24 Dow Global Technologies Llc. Aminocarboxylate powders with improved purity and flow ability properties

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109651180A (zh) * 2019-01-22 2019-04-19 北京海德恒生科技发展有限公司 一种乙二胺四乙酸铁钠的生产方法

Also Published As

Publication number Publication date
RO85562A2 (ro) 1985-02-25

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