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)

Info

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
Authority
MD
Moldova
Prior art keywords
regeneration
iii
heavy
modified
anionites
Prior art date
Application number
MDA20010371A
Other languages
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.)
Filing date
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)
  • Solid-Sorbent Or Filter-Aiding Compositions (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

Family

ID=29267989

Family Applications (1)

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

Country Status (1)

Country Link
MD (1) MD2234C2 (ro)

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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Legal Events

Date Code Title Description
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