SU398564A1 - METHOD OF OBTAINING SULFOCATIONITA - Google Patents
METHOD OF OBTAINING SULFOCATIONITAInfo
- Publication number
- SU398564A1 SU398564A1 SU1750343A SU1750343A SU398564A1 SU 398564 A1 SU398564 A1 SU 398564A1 SU 1750343 A SU1750343 A SU 1750343A SU 1750343 A SU1750343 A SU 1750343A SU 398564 A1 SU398564 A1 SU 398564A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- sulfocationita
- obtaining
- divinylbenzene
- styrene
- water
- Prior art date
Links
- 238000000034 method Methods 0.000 title description 3
- MYRTYDVEIRVNKP-UHFFFAOYSA-N 1,2-Divinylbenzene Chemical compound C=CC1=CC=CC=C1C=C MYRTYDVEIRVNKP-UHFFFAOYSA-N 0.000 description 6
- 150000001768 cations Chemical class 0.000 description 4
- 239000000178 monomer Substances 0.000 description 4
- -1 sulfo cation Chemical class 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- WROLBSGNHIYBAL-UHFFFAOYSA-N 3-ethenylbenzenesulfonyl fluoride Chemical compound FS(=O)(=O)C1=CC=CC(C=C)=C1 WROLBSGNHIYBAL-UHFFFAOYSA-N 0.000 description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- PRJNEUBECVAVAG-UHFFFAOYSA-N 1,3-bis(ethenyl)benzene Chemical compound C=CC1=CC=CC(C=C)=C1 PRJNEUBECVAVAG-UHFFFAOYSA-N 0.000 description 2
- AGBXYHCHUYARJY-UHFFFAOYSA-N 2-phenylethenesulfonic acid Chemical compound OS(=O)(=O)C=CC1=CC=CC=C1 AGBXYHCHUYARJY-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 238000007334 copolymerization reaction Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- WEERVPDNCOGWJF-UHFFFAOYSA-N 1,4-bis(ethenyl)benzene Chemical compound C=CC1=CC=C(C=C)C=C1 WEERVPDNCOGWJF-UHFFFAOYSA-N 0.000 description 1
- RICKNTLUMNGDBW-UHFFFAOYSA-N 1-phenylethenesulfonyl fluoride Chemical compound FS(=O)(=O)C(=C)c1ccccc1 RICKNTLUMNGDBW-UHFFFAOYSA-N 0.000 description 1
- VDCNEIUADPFQPG-UHFFFAOYSA-N 2-phenylethenesulfonyl fluoride Chemical class FS(=O)(=O)C=CC1=CC=CC=C1 VDCNEIUADPFQPG-UHFFFAOYSA-N 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000007853 buffer solution Substances 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- OVARTBFNCCXQKS-UHFFFAOYSA-N propan-2-one;hydrate Chemical compound O.CC(C)=O OVARTBFNCCXQKS-UHFFFAOYSA-N 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007127 saponification reaction Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 150000003440 styrenes Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Landscapes
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Description
1one
Изобретение относитс к химической промышленности и к смежным с ней отрасл м народного хоз йства и касаетс способа получени сульфокатионита.The invention relates to the chemical industry and to the branches of the national household adjacent to it, and relates to a method for producing sulfo cation exchanger.
Известен способ получени сульфокатионита путем сополимеризации калиевой соли пстиролсульфокислоты с дивинилбензолом.A known method for the preparation of sulfonic cation exchanger by copolymerization of the potassium salt of pstyrene sulfonic acid with divinylbenzene.
Однако К-соль стиролсульфокислоты плохо сонолимеризуетс с -дивинилбензолом и полученный катионит обеднен сульфогруппами. Установленные контакты сополимернзации этих мономеров следующие: ri 0,24; ,5; г,.,36; Q 0,635; ,182.However, the styrene sulfonic acid K-salt is poorly sonolymerized with α-divinylbenzene and the resulting cation exchanger is depleted in sulfo groups. The established contacts for the copolymerization of these monomers are as follows: ri 0.24; ,five; g., 36; Q 0.635; , 182.
К-соль стиролсульфокислоты растворима в воде, а дившшлбеизол только в органических растворител х. Несмотр на то, что подобран общий растворитель (диметилформа.мид), не удаетс получить па основе этих мономеров гранулы правильной сферической формы.The K-salt of styrene sulfonic acid is soluble in water, and divschlbeisol is only in organic solvents. Despite the fact that a common solvent (dimethylformamide) has been chosen, it is not possible to obtain a granule of regular spherical shape on the basis of these monomers.
Предлагают способ получени сульфокатионитов , заключающийс в том, что в качестве исходных продуктов примен ют изомеры фторсульфонилстирола.A method for producing sulfo cation exchangers is proposed, which consists in using isomers of fluorosulfonyl styrene as starting materials.
Эти мономеры (в отличие от солей стиролсульфокислоты ) хорошо сополимеризуютс с дивинилбензолом; дл «-стиролсульфонилфторида и -дивинилбензола /i 0,15; Г2 0,5; ,26; ГгГ2 0,075; ,48, что дает возмол ность получить попиты, обогащенные сульфогруппами.These monomers (as opposed to styrene sulfonic acid salts) are well copolymerized with divinylbenzene; for α-styrenesulfonyl fluoride and α-divinylbenzene / i 0.15; G2 0.5; , 26; YYY2 0.075; , 48, which makes it possible to get drunk enriched in sulfo groups.
Благодар тому, что эти мономеры нерастворимы в воде, южнo легко получить сульфокатиониты правильной сферической формы.Due to the fact that these monomers are insoluble in water, it is easy to obtain sulfo cation exchangers of regular spherical shape in the south.
Катиониты, полученные предлагаемым способом , дают возможность получпть смолы аналитического назначени четкой структуры и правильной сферической формы, необходимые в прецизионных методах анализа.The cation exchangers obtained by the proposed method make it possible to obtain analytical resins for analytical purposes of a clear structure and regular spherical shape, which are necessary in precision methods of analysis.
Пример. В полимеризатор, снабженный мешалкой, обратпыл холодильником, термометром и трубкой дл подачи азота, помещают суспензию из 2 г м-фторсульфонилстирола, 0,1 г п-ДВБ и 0,02 г динитрилазоизомасл 1 ой кислоты в 50 буферного раствора частично омыленного полиметилметакрилата. Смесь выдерживают, перемешива , в теченне 2 час нри 60°С, затем реакционную массу фильтруют , отмывают от эмульгатора и сушат.Example. A suspension of 2 g of m-fluorosulfonylstyrene, 0.1 g of p-DVB and 0.02 g of dinitrylazo-isomasl acid 1 in 50 buffer solutions of partially saponified polymethyl methacrylate is placed in a polymerizer equipped with a mixer, a reflux cooler, a thermometer and a tube for nitrogen supply. The mixture is kept stirring for 2 hours at 60 ° C, then the reaction mixture is filtered, washed from the emulsifier and dried.
Получают 1,4 г сополимера м-фторсульфонилстирола с /г-ДВБ с коэффициентом набухани в водноацстоновой смеси (1 ; 8), равным 2 мл/мл.1.4 g of m-fluorosulfonyl styrene c / g-DVB copolymer are obtained with a coefficient of swelling in a water-acetone mixture (1; 8) equal to 2 ml / ml.
Омыление сополимера осун ествл ют следующим способом; в колбу, снабженную меп алкой , термометром и обратным холодильнпком , помещают 1,4 г сополнмера м-фторсульфонилстирола с «-ДВБ, добавл ют 32 мл ацетона и раствор 1,7 г едкого кали в 8 мл воды.Saponification of the copolymer is carried out in the following way; In a flask equipped with a thermometer, thermometer and reflux, 1.4 g of m-fluorosulfonylstyrene with α -LDB are placed, 32 ml of acetone and a solution of 1.7 g of potassium hydroxide in 8 ml of water are added.
Смесь агревают в течение 2 час, при 60°С. Продукт отфильтровывают и промывают. Получают 1,3 г продукта. Емкость по 0,1 н.The mixture is heated for 2 hours at 60 ° C. The product is filtered and washed. 1.3 g of product are obtained. The capacity of 0.1 n.
раствору NaOH составл ет 4,5 Коэффициент набухани в воде 2,7 мл/мл. Аналогично получают иониты на основе и-фторсульфонилстирола с п- или м-дивинилбензолом .NaOH solution is 4.5. The swelling ratio in water is 2.7 ml / ml. Similarly, ionites based on i-fluorosulfonyl styrene with p- or m-divinylbenzene are obtained.
Предмет изобретени Способ получени сульфокатионита путем сополимеризации производного стирола с пили м-дивинилбензолом с последующим гидролизом , отличающийс тем, что, с целью получени ионита правильной сферической формы, обладающего заданной структурой и повыщенной обменной емкостью, в качестве производного .стирола примен ют м- или пфторсульфонилстирол .The subject of the invention. A method for producing a sulfonic cation exchanger by copolymerizing a styrene derivative with pili m-divinylbenzene followed by hydrolysis, characterized in that m-or pefsulfonyl-sterr is used as a spherical-shaped ionite with a given structure and increased exchange capacity. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1750343A SU398564A1 (en) | 1972-02-18 | 1972-02-18 | METHOD OF OBTAINING SULFOCATIONITA |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1750343A SU398564A1 (en) | 1972-02-18 | 1972-02-18 | METHOD OF OBTAINING SULFOCATIONITA |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU398564A1 true SU398564A1 (en) | 1973-09-27 |
Family
ID=20503869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU1750343A SU398564A1 (en) | 1972-02-18 | 1972-02-18 | METHOD OF OBTAINING SULFOCATIONITA |
Country Status (1)
| Country | Link |
|---|---|
| SU (1) | SU398564A1 (en) |
-
1972
- 1972-02-18 SU SU1750343A patent/SU398564A1/en active
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