SU1067805A1 - Method of obtaining electron-ion exchanger - Google Patents
Method of obtaining electron-ion exchanger Download PDFInfo
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- SU1067805A1 SU1067805A1 SU823453799A SU3453799A SU1067805A1 SU 1067805 A1 SU1067805 A1 SU 1067805A1 SU 823453799 A SU823453799 A SU 823453799A SU 3453799 A SU3453799 A SU 3453799A SU 1067805 A1 SU1067805 A1 SU 1067805A1
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- SU
- USSR - Soviet Union
- Prior art keywords
- ion exchanger
- electron
- obtaining electron
- redox
- quinone
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- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Description
Изобретение относитс к синтезу редокс-полимеров, содержащих нар ду с группами, способными к реакци м электронного обмена, анионообменные группы. Такие полимеры могут использоватьс дл проведени реакций окислени -восстановлени и ионного обмена в одну стадию в процессах очистки сточных вод, в гидрометаллургии, в водоподготовке,- очистке конденсата атмосферной влаги, а космических корабл х и дл других целей.This invention relates to the synthesis of redox polymers containing, along with groups capable of electron exchange reactions, anion exchange groups. Such polymers can be used for carrying out oxidation-reduction and ion-exchange reactions in one stage in wastewater treatment processes, in hydrometallurgy, in water treatment, in purifying atmospheric moisture condensate, and in spacecraft, and for other purposes.
Известен способ получени редоксполимеров конденсацией аминополистирола с хиноном и хлоранилом. Процесс провод т в спиртовом растворе при 6080 С в течение 10 ч. Анионообменна емкость по 0,1 н раствору НС1 1,0 MI- экв/г. Редокс-емкость по 0,1 н раствору сернокислого железа (III) 2,6 мг-экв/г.A known method for the preparation of redox polymers by condensation of amino polystyrene with quinone and chloranil. The process is carried out in an alcohol solution at 6080 ° C for 10 hours. The anion-exchange capacity for a 0.1 n HCl solution is 1.0 MI-eq / g. The redox capacity of the 0.1 n solution of iron (III) sulfate is 2.6 mEq / g.
Недостатком этого метода вл етс длительность процесса, многостадийность получени исходного аминополистирола и низка редокс-емкость конечных продуктов.The disadvantage of this method is the length of the process, the multistage production of the starting aminopolystyrene and the low redox capacity of the final products.
Наиболее близким к предлагаемому вл етс способ получени редокс-ионита путем конденсации макропористого аминосополимера стирола и дивинилбензола с хиноном или хлоранилом в смеси этилового спирта с диоксаном в присутствии ацетата натри при 80 С в The closest to the present invention is a method for the preparation of redox ion exchanger by condensation of macroporous amino-copolymer of styrene and divinylbenzene with quinone or chloranil in a mixture of ethyl alcohol and dioxane in the presence of sodium acetate at 80 ° C.
05 течение 8-10 4 при мольном соотноше нии аминосополимер: хинон или хлор00 анил, равном 1:1-2. Исходный аминосополимер получают путем нитровани со01 полимера стирола с дивинилбензолом смесью концентрированных азотной и серной кислот при 70°С в течение 7 ч с последующим восстановлением SnCl в концентрированной НС1 в течение 10ч.05 for 8-10 4 at a molar ratio of amino copolymer: quinone or chloroanil anil, equal to 1: 1-2. The starting amino copolymer is obtained by nitrating a co01 styrene polymer with divinylbenzene with a mixture of concentrated nitric and sulfuric acids at 70 ° C for 7 hours, followed by reduction of SnCl in concentrated HC1 for 10 hours.
Анионообменна емкость по О, 1 н раствору НС1 1,5-1,8 мг-экв/г, редокс-емкость по 0,1 н раствору сернокислого железа (III) ,2 мгэкв/г .Anion exchange capacity according to O, 1 n HCl solution 1.5-1.8 mg eq / g, redox capacity in 0.1 n solution of ferrous sulphate (III), 2 mg eq / g.
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU823453799A SU1067805A1 (en) | 1982-06-18 | 1982-06-18 | Method of obtaining electron-ion exchanger |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU823453799A SU1067805A1 (en) | 1982-06-18 | 1982-06-18 | Method of obtaining electron-ion exchanger |
Publications (1)
Publication Number | Publication Date |
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SU1067805A1 true SU1067805A1 (en) | 1992-02-23 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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SU823453799A SU1067805A1 (en) | 1982-06-18 | 1982-06-18 | Method of obtaining electron-ion exchanger |
Country Status (1)
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SU (1) | SU1067805A1 (en) |
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1982
- 1982-06-18 SU SU823453799A patent/SU1067805A1/en active
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