MD2234C2 - Procedeu de regenerare a anioniţilor puternic bazici modificaţi cu Cr(III) - Google Patents

Procedeu de regenerare a anioniţilor puternic bazici modificaţi cu Cr(III) Download PDF

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Publication number
MD2234C2
MD2234C2 MDA20010371A MD20010371A MD2234C2 MD 2234 C2 MD2234 C2 MD 2234C2 MD A20010371 A MDA20010371 A MD A20010371A MD 20010371 A MD20010371 A MD 20010371A MD 2234 C2 MD2234 C2 MD 2234C2
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MD
Moldova
Prior art keywords
regeneration
iii
heavy
modified
anionites
Prior art date
Application number
MDA20010371A
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English (en)
Russian (ru)
Other versions
MD2234B1 (ro
Inventor
Василе ГУЦАНУ
Раиса ДРУЦЭ
Original Assignee
Государственный Университет Молд0
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.)
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Publication date
Application filed by Государственный Университет Молд0 filed Critical Государственный Университет Молд0
Priority to MDA20010371A priority Critical patent/MD2234C2/ro
Publication of MD2234B1 publication Critical patent/MD2234B1/ro
Publication of MD2234C2 publication Critical patent/MD2234C2/ro

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  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

Invenţia se referă la un procedeu de regenerare a anioniţilor puternic bazici modificaţi cu Cr(III) şi poate fi utilizată la regenerarea polimerilor ionici reticulaţi.Procedeul constă în aceea că anioniţii se tratează cu soluţie de 1,0...1,5 M H2SO4, timp de 1,0...1,5 ore, la temperatura de fierbere a băii marine.Rezultatul constă în aceea că polimerul epuizat, modificat cu compuşi de Cr (III), se regenerează pentru a fi modificat din nou sau utilizat în alte scopuri.
MDA20010371A 2001-11-15 2001-11-15 Procedeu de regenerare a anioniţilor puternic bazici modificaţi cu Cr(III) MD2234C2 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
MDA20010371A MD2234C2 (ro) 2001-11-15 2001-11-15 Procedeu de regenerare a anioniţilor puternic bazici modificaţi cu Cr(III)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MDA20010371A MD2234C2 (ro) 2001-11-15 2001-11-15 Procedeu de regenerare a anioniţilor puternic bazici modificaţi cu Cr(III)

Publications (2)

Publication Number Publication Date
MD2234B1 MD2234B1 (ro) 2003-08-31
MD2234C2 true MD2234C2 (ro) 2004-02-29

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MDA20010371A MD2234C2 (ro) 2001-11-15 2001-11-15 Procedeu de regenerare a anioniţilor puternic bazici modificaţi cu Cr(III)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD107Z (ro) * 2009-07-01 2010-06-30 Государственный Университет Молд0 Procedeu de regenerare a ionitului cu conţinut de cupru
MD106Z (ro) * 2008-01-29 2010-06-30 Государственный Университет Молд0 Procedeu de regenerare a ionitului cu conţinut de nichel şi zinc

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD1027G2 (ro) * 1997-12-24 2000-01-31 Технический университет Молдовы Procedeu de modificare cu Cr (III) a polimerilor ionogeni reticulaţi ce conţin grupe R4N+

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD1027G2 (ro) * 1997-12-24 2000-01-31 Технический университет Молдовы Procedeu de modificare cu Cr (III) a polimerilor ionogeni reticulaţi ce conţin grupe R4N+

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Гуцану В. Л., Догару Г. Н., Журнал Приклад. Хим., 1977, nr. 10, с. 2216 *
Мархол М. Ионообменники в аналитической химии, т. 2, Москва, Мир, с. 269, 275-276 *
Мохов А. Г., Савельев С. С. Журнал Приклад. Хим., 1977, nr. 7, с.1642 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MD106Z (ro) * 2008-01-29 2010-06-30 Государственный Университет Молд0 Procedeu de regenerare a ionitului cu conţinut de nichel şi zinc
MD107Z (ro) * 2009-07-01 2010-06-30 Государственный Университет Молд0 Procedeu de regenerare a ionitului cu conţinut de cupru

Also Published As

Publication number Publication date
MD2234B1 (ro) 2003-08-31

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MD2234C2 (ro) Procedeu de regenerare a anioniţilor puternic bazici modificaţi cu Cr(III)

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KA4A Patent for invention lapsed due to non-payment of fees (with right of restoration)
MM4A Patent for invention definitely lapsed due to non-payment of fees