RU93053247A - METHOD OF OBTAINING COMPOSITE PREMI-PORATIVE MEMBRANES - Google Patents
METHOD OF OBTAINING COMPOSITE PREMI-PORATIVE MEMBRANESInfo
- Publication number
- RU93053247A RU93053247A RU93053247/04A RU93053247A RU93053247A RU 93053247 A RU93053247 A RU 93053247A RU 93053247/04 A RU93053247/04 A RU 93053247/04A RU 93053247 A RU93053247 A RU 93053247A RU 93053247 A RU93053247 A RU 93053247A
- Authority
- RU
- Russia
- Prior art keywords
- membranes
- diaminodiphenyl
- mixture
- sulfonic acid
- porative
- Prior art date
Links
- 239000002131 composite material Substances 0.000 title claims 3
- 239000012528 membrane Substances 0.000 title claims 3
- 239000000203 mixture Substances 0.000 claims 3
- 239000000654 additive Substances 0.000 claims 2
- 239000004760 aramid Substances 0.000 claims 2
- 229920003235 aromatic polyamide Polymers 0.000 claims 2
- 229920000768 polyamine Polymers 0.000 claims 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N HCl Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims 1
- LXEJRKJRKIFVNY-UHFFFAOYSA-N Terephthaloyl chloride Chemical compound ClC(=O)C1=CC=C(C(Cl)=O)C=C1 LXEJRKJRKIFVNY-UHFFFAOYSA-N 0.000 claims 1
- 230000000996 additive Effects 0.000 claims 1
- 150000001298 alcohols Chemical class 0.000 claims 1
- 125000001931 aliphatic group Chemical group 0.000 claims 1
- 239000007864 aqueous solution Substances 0.000 claims 1
- FDQSRULYDNDXQB-UHFFFAOYSA-N benzene-1,3-dicarbonyl chloride Chemical compound ClC(=O)C1=CC=CC(C(Cl)=O)=C1 FDQSRULYDNDXQB-UHFFFAOYSA-N 0.000 claims 1
- 238000005039 chemical industry Methods 0.000 claims 1
- 238000006297 dehydration reaction Methods 0.000 claims 1
- 238000001035 drying Methods 0.000 claims 1
- KFZMGEQAYNKOFK-UHFFFAOYSA-N iso-propanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000005373 pervaporation Methods 0.000 claims 1
- 229920000642 polymer Polymers 0.000 claims 1
- 239000000758 substrate Substances 0.000 claims 1
- 238000009834 vaporization Methods 0.000 claims 1
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU93053247A RU2074020C1 (en) | 1993-11-22 | 1993-11-22 | Method of preparing pervaporation membrane |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU93053247A RU2074020C1 (en) | 1993-11-22 | 1993-11-22 | Method of preparing pervaporation membrane |
Publications (2)
Publication Number | Publication Date |
---|---|
RU93053247A true RU93053247A (en) | 1996-08-10 |
RU2074020C1 RU2074020C1 (en) | 1997-02-27 |
Family
ID=20149637
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU93053247A RU2074020C1 (en) | 1993-11-22 | 1993-11-22 | Method of preparing pervaporation membrane |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2074020C1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2519377C9 (en) * | 2008-08-05 | 2015-03-20 | Полимерс СРС Лимитед | Functionalised thin-film polyamide membranes |
CN113617233B (en) * | 2020-05-09 | 2024-05-31 | 浙江迪萧科技有限公司 | Preparation method of novel nano-structure composite film |
-
1993
- 1993-11-22 RU RU93053247A patent/RU2074020C1/en active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB1548431A (en) | Polyamides | |
ATE92087T1 (en) | CLEAR POLYAMIDES AND METHOD OF PRODUCTION. | |
DE58904602D1 (en) | AQUEOUS SOLUTIONS OF POLYAMIDOAMINE-EPICHLORHYRINE RESINS, METHOD FOR THEIR PRODUCTION AND THEIR USE. | |
DE69033886D1 (en) | Membranes derived from acrylonitrile and polyvinylidene fluoride | |
ATE138287T1 (en) | SYNTHETIC HYDROPHILIC MEMBRANES AND METHOD FOR THE PRODUCTION THEREOF | |
DE60016889D1 (en) | Composite reverse osmosis membranes and process for their preparation | |
US4828708A (en) | Semipermeable membranes | |
KR920002663A (en) | Novel copolyamides and preparation methods thereof | |
BR0114522A (en) | Polyamide Manufacturing Process | |
EP0992547A3 (en) | Method for producing preparations of dyestuffs and/or brighteners | |
RU93053247A (en) | METHOD OF OBTAINING COMPOSITE PREMI-PORATIVE MEMBRANES | |
KR900010131A (en) | Fabric flexible composition | |
KR900016375A (en) | Method for preparing poly (paraphenylene terephthalamide) fibrous gel composition and method for producing poly (paraphenylene terephthalamide) paper from the composition | |
KR960017852A (en) | Method for Purifying Basic Amino Acids | |
DE3564077D1 (en) | Semipermeable composite membrane | |
ATE95207T1 (en) | PROCESS FOR PRODUCTION OF A THERMOPLASTICALLY PROCESSABLE, AROMATIC POLYAMIDE. | |
GB1443137A (en) | Process for recovering organic diamines from vapour containing them | |
KR870007220A (en) | Polymerization Method of Aromatic Polyamide | |
EP0762150A3 (en) | Diffusing plate for lighting system | |
CA2138024A1 (en) | Simultaneous Production of Dicarboxylic Acids and Diamines by Splitting Polyamides Into Their Monomeric Constituents | |
KR927003890A (en) | Polyamide Filament, Method of Making the Same and Use thereof | |
RU2074020C1 (en) | Method of preparing pervaporation membrane | |
JPS6418406A (en) | Permselective hollow yarn composite membrane and production thereof | |
KR900701377A (en) | Chlorine-resistant semipermeable membrane and its manufacturing method | |
Park et al. | The Preparation of Storage-Stable Liquid Dyes by Counter Diffusion |