SU1370117A1 - Method of obtaining water-soluble polymers - Google Patents
Method of obtaining water-soluble polymers Download PDFInfo
- Publication number
- SU1370117A1 SU1370117A1 SU853842188A SU3842188A SU1370117A1 SU 1370117 A1 SU1370117 A1 SU 1370117A1 SU 853842188 A SU853842188 A SU 853842188A SU 3842188 A SU3842188 A SU 3842188A SU 1370117 A1 SU1370117 A1 SU 1370117A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- soluble polymers
- polyacrylonitrile
- obtaining water
- water
- iii
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 11
- 229920003169 water-soluble polymer Polymers 0.000 title claims abstract 3
- 229920002239 polyacrylonitrile Polymers 0.000 claims abstract description 10
- 239000000203 mixture Substances 0.000 claims abstract description 5
- 238000005904 alkaline hydrolysis reaction Methods 0.000 claims abstract 2
- 239000012736 aqueous medium Substances 0.000 claims abstract 2
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 8
- 229910021578 Iron(III) chloride Inorganic materials 0.000 claims description 5
- 239000003054 catalyst Substances 0.000 claims 2
- 230000007062 hydrolysis Effects 0.000 claims 1
- 238000006460 hydrolysis reaction Methods 0.000 claims 1
- 239000011541 reaction mixture Substances 0.000 claims 1
- 229920000642 polymer Polymers 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000010985 leather Substances 0.000 description 2
- FBEHFRAORPEGFH-UHFFFAOYSA-N Allyxycarb Chemical compound CNC(=O)OC1=CC(C)=C(N(CC=C)CC=C)C(C)=C1 FBEHFRAORPEGFH-UHFFFAOYSA-N 0.000 description 1
- 235000006679 Mentha X verticillata Nutrition 0.000 description 1
- 235000002899 Mentha suaveolens Nutrition 0.000 description 1
- 235000001636 Mentha x rotundifolia Nutrition 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000010152 pollination Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Landscapes
- Treatment And Processing Of Natural Fur Or Leather (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
Изобретение относитс к получению водорастворимых полимеров - продуктов щелочного гидролиза полиакрило- нитрила. Полимеры получают в водной среде при следующем составе компонентов смеси, мае.ч.: полиакрилонитрил 0,13; КОН 0,26; вода 9,74; FeCl, 0,0001-0,01. Использование FeCl, ускор ет процесс в 3-4,3 раза.The invention relates to the production of water-soluble polymers - products of alkaline hydrolysis of polyacrylonitrile. The polymers are obtained in an aqueous medium with the following composition of the components of the mixture, wt.: Polyacrylonitrile 0.13; KOH 0.26; water 9.74; FeCl, 0.0001-0.01. The use of FeCl accelerates the process by 3-4.3 times.
Description
0000
13 13
Изобретение относитс к высокомолекул рным соединени м и касаетс спо- соб получени водорастворимых поли-, меров - продуктов щелочного гидроли за полиакрилонитрила, наход щих применение в различнБгх област х, в частности в кожевенной промьшшенности при дублении кож.This invention relates to high-molecular compounds and relates to a process for the preparation of water-soluble poly-, mer-alkali hydrol products for polyacrylonitrile, which are used in various areas, in particular in the leather industry for tanning leather.
Цель изобретени - ускорение про- цесса.The purpose of the invention is to accelerate the process.
Пример 1. Навеску полиакрило- нитрила (ПАН) массой 0,13 г помещают в водный раствор объемом 10 мл, содержащий 0,26 г КОН. В полученную смесь добавл ют 0,0001 г хлорида железа (III) и кип т т до прекращени выделени аммиака. Продолжительность процесса составл ет 1080 с. Степень опылени ПАН равна 67%.Example 1. A portion of polyacrylonitrile (PAN) weighing 0.13 g is placed in a 10 ml aqueous solution containing 0.26 g KOH. 0.0001 g of iron (III) chloride is added to the mixture and boiled until the release of ammonia is stopped. The duration of the process is 1080 seconds. The degree of pollination of PAN is 67%.
Пример 2. Осуществл ют аналогично примеру 1, за тем исключением, что количество хлорида железа (III) составл ет 0,001 г. Продолжительность процесса 960 с.Example 2. Carried out as in Example 1, except that the amount of iron (III) chloride is 0.001 g. Duration of the process is 960 seconds.
П р и м е р 3. Осуществл ют аналогично примеру 1 за тем исключением, что количество хлорида железа (III) составл ет 0,01 г. ПродолжительностьEXAMPLE 3: The procedure is carried out analogously to Example 1, except that the amount of ferric chloride is 0.01 g. Duration
5five
00
5five
172172
процесса с. Степень омьшени ПАН 687,,process c. The degree of mint PAN 687 ,,
П р и м е р 4 (сравнительный). Навеску ПАН массойГ 0,11 г помещают в водный раствор объемом 10 мл, содержащий 0,21 г КОН. В полученную смесь добавл ют 0,0086 г МпО и подвергают кип чению до прекращени выделени аммиака. Продолжительность процесса 1500 с. Степень омьшени 64%.PRI me R 4 (comparative). A portion of the PAN weight G 0.11 g is placed in a 10 ml aqueous solution containing 0.21 g KOH. 0.0086 g of MpO is added to the mixture and boiled until the release of ammonia is stopped. The duration of the process is 1500 s. The degree of bliss 64%.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU853842188A SU1370117A1 (en) | 1985-01-03 | 1985-01-03 | Method of obtaining water-soluble polymers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU853842188A SU1370117A1 (en) | 1985-01-03 | 1985-01-03 | Method of obtaining water-soluble polymers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU1370117A1 true SU1370117A1 (en) | 1988-01-30 |
Family
ID=21158000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU853842188A SU1370117A1 (en) | 1985-01-03 | 1985-01-03 | Method of obtaining water-soluble polymers |
Country Status (1)
| Country | Link |
|---|---|
| SU (1) | SU1370117A1 (en) |
-
1985
- 1985-01-03 SU SU853842188A patent/SU1370117A1/en active
Non-Patent Citations (1)
| Title |
|---|
| Авторское свидетельство СССР 123482, кл. В 03 D 1/02, 1959. Авторское свидетельство СССР № 927801, кл. С 08 F 8/12, 1979. * |
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