JPS6241971B2 - - Google Patents
Info
- Publication number
- JPS6241971B2 JPS6241971B2 JP54113524A JP11352479A JPS6241971B2 JP S6241971 B2 JPS6241971 B2 JP S6241971B2 JP 54113524 A JP54113524 A JP 54113524A JP 11352479 A JP11352479 A JP 11352479A JP S6241971 B2 JPS6241971 B2 JP S6241971B2
- Authority
- JP
- Japan
- Prior art keywords
- membrane
- layer
- group
- fluorinated copolymer
- film
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- 229920001577 copolymer Polymers 0.000 claims abstract description 32
- YBBRCQOCSYXUOC-UHFFFAOYSA-N sulfuryl dichloride Chemical group ClS(Cl)(=O)=O YBBRCQOCSYXUOC-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims abstract description 24
- OBTWBSRJZRCYQV-UHFFFAOYSA-N sulfuryl difluoride Chemical group FS(F)(=O)=O OBTWBSRJZRCYQV-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000004519 manufacturing process Methods 0.000 claims abstract description 9
- 125000000542 sulfonic acid group Chemical group 0.000 claims description 25
- UHZYTMXLRWXGPK-UHFFFAOYSA-N phosphorus pentachloride Chemical compound ClP(Cl)(Cl)(Cl)Cl UHZYTMXLRWXGPK-UHFFFAOYSA-N 0.000 claims description 9
- 239000000460 chlorine Substances 0.000 claims description 8
- 229910052801 chlorine Inorganic materials 0.000 claims description 7
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 5
- FAIAAWCVCHQXDN-UHFFFAOYSA-N phosphorus trichloride Chemical compound ClP(Cl)Cl FAIAAWCVCHQXDN-UHFFFAOYSA-N 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 4
- 150000003863 ammonium salts Chemical class 0.000 claims description 3
- 239000012528 membrane Substances 0.000 abstract description 62
- 125000002843 carboxylic acid group Chemical group 0.000 abstract description 19
- 239000003638 chemical reducing agent Substances 0.000 abstract description 14
- 238000005341 cation exchange Methods 0.000 abstract description 12
- 239000010410 layer Substances 0.000 description 23
- 238000006243 chemical reaction Methods 0.000 description 19
- 238000000034 method Methods 0.000 description 17
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 15
- 238000010521 absorption reaction Methods 0.000 description 11
- 239000007864 aqueous solution Substances 0.000 description 10
- 239000000243 solution Substances 0.000 description 9
- 239000002344 surface layer Substances 0.000 description 8
- 239000003513 alkali Substances 0.000 description 7
- -1 perfluoro Chemical group 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- 235000002639 sodium chloride Nutrition 0.000 description 6
- 239000004744 fabric Substances 0.000 description 5
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 5
- 150000002894 organic compounds Chemical class 0.000 description 5
- 235000011121 sodium hydroxide Nutrition 0.000 description 5
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 229940071870 hydroiodic acid Drugs 0.000 description 4
- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 4
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 150000001735 carboxylic acids Chemical class 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 230000003301 hydrolyzing effect Effects 0.000 description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 description 3
- 230000009257 reactivity Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 2
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 150000007522 mineralic acids Chemical class 0.000 description 2
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 125000000626 sulfinic acid group Chemical group 0.000 description 2
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 1
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- DJHGAFSJWGLOIV-UHFFFAOYSA-N Arsenic acid Chemical compound O[As](O)(O)=O DJHGAFSJWGLOIV-UHFFFAOYSA-N 0.000 description 1
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical group Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- IOVCWXUNBOPUCH-UHFFFAOYSA-N Nitrous acid Chemical compound ON=O IOVCWXUNBOPUCH-UHFFFAOYSA-N 0.000 description 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 239000005708 Sodium hypochlorite Substances 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 238000000862 absorption spectrum Methods 0.000 description 1
- 229960000583 acetic acid Drugs 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 229910001508 alkali metal halide Inorganic materials 0.000 description 1
- 150000008045 alkali metal halides Chemical class 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O ammonium group Chemical group [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 1
- 229940000488 arsenic acid Drugs 0.000 description 1
- YOALFLHFSFEMLP-UHFFFAOYSA-N azane;2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-pentadecafluorooctanoic acid Chemical compound [NH4+].[O-]C(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F YOALFLHFSFEMLP-UHFFFAOYSA-N 0.000 description 1
- 150000007942 carboxylates Chemical class 0.000 description 1
- 239000003426 co-catalyst Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 239000012362 glacial acetic acid Substances 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000003014 ion exchange membrane Substances 0.000 description 1
- FDZZZRQASAIRJF-UHFFFAOYSA-M malachite green Chemical compound [Cl-].C1=CC(N(C)C)=CC=C1C(C=1C=CC=CC=1)=C1C=CC(=[N+](C)C)C=C1 FDZZZRQASAIRJF-UHFFFAOYSA-M 0.000 description 1
- 229940107698 malachite green Drugs 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- ACVYVLVWPXVTIT-UHFFFAOYSA-N phosphinic acid Chemical compound O[PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-N 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 1
- 125000000565 sulfonamide group Chemical group 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 150000003460 sulfonic acids Chemical class 0.000 description 1
- 125000000472 sulfonyl group Chemical group *S(*)(=O)=O 0.000 description 1
- 125000002128 sulfonyl halide group Chemical group 0.000 description 1
- ISIJQEHRDSCQIU-UHFFFAOYSA-N tert-butyl 2,7-diazaspiro[4.5]decane-7-carboxylate Chemical compound C1N(C(=O)OC(C)(C)C)CCCC11CNCC1 ISIJQEHRDSCQIU-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/20—Manufacture of shaped structures of ion-exchange resins
- C08J5/22—Films, membranes or diaphragms
- C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
- C08J5/2218—Synthetic macromolecular compounds
- C08J5/2231—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds
- C08J5/2237—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds containing fluorine
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11352479A JPS5638329A (en) | 1979-09-06 | 1979-09-06 | Fluorinated copolymer membrane and its preparation |
| US06/184,270 US4376140A (en) | 1979-09-06 | 1980-09-05 | Method for producing a fluorinated copolymer membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11352479A JPS5638329A (en) | 1979-09-06 | 1979-09-06 | Fluorinated copolymer membrane and its preparation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5638329A JPS5638329A (en) | 1981-04-13 |
| JPS6241971B2 true JPS6241971B2 (US07413550-20080819-C00001.png) | 1987-09-05 |
Family
ID=14614518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11352479A Granted JPS5638329A (en) | 1979-09-06 | 1979-09-06 | Fluorinated copolymer membrane and its preparation |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4376140A (US07413550-20080819-C00001.png) |
| JP (1) | JPS5638329A (US07413550-20080819-C00001.png) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3129744C2 (de) * | 1981-07-28 | 1987-03-05 | Hoechst Ag, 6230 Frankfurt | Für Flüssigkeiten sowie Gase selektiv-durchlässige Formkörper aus Fluorgruppen enthaltendem Copolymerisat, die zugleich oleophob und oleophil sind |
| US4609465A (en) * | 1984-05-21 | 1986-09-02 | Pall Corporation | Filter cartridge with a connector seal |
| US4681855A (en) * | 1985-08-05 | 1987-07-21 | The United States Of America As Represented By The Secretary Of Commerce | Humidity sensing and measurement employing halogenated organic polymer membranes |
| DD255282A1 (de) * | 1986-12-22 | 1988-03-30 | Medizin Labortechnik Veb K | Verfahren zur hydrophobierung mikrobakteriendichter luftfiltermaterialien |
| US5387378A (en) * | 1993-04-21 | 1995-02-07 | Tulane University | Integral asymmetric fluoropolymer pervaporation membranes and method of making the same |
| US6763875B2 (en) * | 2002-02-06 | 2004-07-20 | Andersen Corporation | Reduced visibility insect screen |
| US20050098277A1 (en) * | 2002-02-06 | 2005-05-12 | Alex Bredemus | Reduced visibility insect screen |
| KR102196230B1 (ko) | 2012-09-17 | 2020-12-29 | 더블유.알. 그레이스 앤드 캄파니-콘. | 크로마토그래피 매질 및 장치 |
| PL3137209T3 (pl) | 2014-05-02 | 2023-01-02 | W.R. Grace & Co. - Conn. | Funkcjonalizowany materiał nośnikowy i sposoby wytwarzania oraz stosowania funkcjonalizowanego materiału nośnikowego |
| ES2896897T3 (es) | 2015-06-05 | 2022-02-28 | Grace W R & Co | Agentes de clarificación para el bioprocesamiento de adsorbentes y métodos para producir y usar los mismos |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53116287A (en) * | 1977-03-22 | 1978-10-11 | Asahi Chem Ind Co Ltd | Two-layer structure membrane and production thereof |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3770567A (en) * | 1971-11-08 | 1973-11-06 | Du Pont | Laminates of support material and fluorinated polymer containing pendant side chains containing sulfonyl groups |
| US3849243A (en) * | 1971-11-08 | 1974-11-19 | Du Pont | Laminates of support material and fluorinated polymer containing pendant side chains containing sulfonyl groups |
| JPS5224177A (en) * | 1975-07-09 | 1977-02-23 | Asahi Chem Ind Co Ltd | Manufacturing method of fluorocarbon cathion exchange membrane |
| IT1061477B (it) * | 1975-07-09 | 1983-02-28 | Asahi Chemical Ind | Membrana scambiatrice di cationi sua preparazione e suo impiego |
| JPS5224176A (en) * | 1975-07-09 | 1977-02-23 | Asahi Chem Ind Co Ltd | Cathion exchange membrane |
| US4151053A (en) * | 1975-07-09 | 1979-04-24 | Asahi Kasei Kogyo Kabushiki Kaisha | Cation exchange membrane preparation and use thereof |
| JPS5857443B2 (ja) * | 1976-04-16 | 1983-12-20 | 旭化成株式会社 | スルホニルクロライド化法 |
| JPS53104583A (en) * | 1977-02-24 | 1978-09-11 | Asahi Chem Ind Co Ltd | Fluorine-type cation exchange membrane having two-layer structure and production thereof |
| JPS6011932B2 (ja) * | 1977-06-13 | 1985-03-29 | 株式会社トクヤマ | 陽イオン交換基を酸クロライド基に変換する方法 |
| JPS6011933B2 (ja) * | 1977-06-20 | 1985-03-29 | 旭化成株式会社 | 二層構造を有するフツ素系陽イオン交換膜及びその製造方法 |
-
1979
- 1979-09-06 JP JP11352479A patent/JPS5638329A/ja active Granted
-
1980
- 1980-09-05 US US06/184,270 patent/US4376140A/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53116287A (en) * | 1977-03-22 | 1978-10-11 | Asahi Chem Ind Co Ltd | Two-layer structure membrane and production thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5638329A (en) | 1981-04-13 |
| US4376140A (en) | 1983-03-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3770567A (en) | Laminates of support material and fluorinated polymer containing pendant side chains containing sulfonyl groups | |
| CA1148566A (en) | Fluorinated copolymer and preparation thereof | |
| US4341605A (en) | Process for cation permeable membrane with reinforcement fabric embedded therein and product thereof | |
| US9162190B2 (en) | Composite ionomeric membrane | |
| US3925135A (en) | Method of making laminates of support material and fluorinated polymer containing pendant side chains containing sulfonyl groups | |
| JPH0148292B2 (US07413550-20080819-C00001.png) | ||
| JP5175445B2 (ja) | イオノマー膜 | |
| FI72989B (fi) | Fluorerat katjonbytarmembran och foerfarande foer dess framstaellning. | |
| JPS6241971B2 (US07413550-20080819-C00001.png) | ||
| US4168216A (en) | Heat-treated fluorocarbon sulfonamide cation exchange membrane and process therefor | |
| GB2053902A (en) | Novel Fluorinated Compounds | |
| JP2688902B2 (ja) | 強化されたイオン交換膜及びその製造法 | |
| JPS6045711B2 (ja) | 電解方法及び電気化学槽 | |
| US4414338A (en) | Cation exchange membrane | |
| JPS6134725B2 (US07413550-20080819-C00001.png) | ||
| GB2108129A (en) | Preparation of fluorine-containing compound having carboxyl group | |
| JPS6011933B2 (ja) | 二層構造を有するフツ素系陽イオン交換膜及びその製造方法 | |
| JPS6045653B2 (ja) | 新規なフツ素化陽イオン交換膜及びその製造方法 | |
| JPS6116291B2 (US07413550-20080819-C00001.png) | ||
| JPS6258382B2 (US07413550-20080819-C00001.png) | ||
| JPS6134726B2 (US07413550-20080819-C00001.png) | ||
| SU904527A3 (ru) | Катионообменна мембрана и способ ее получени | |
| JPS6240372B2 (US07413550-20080819-C00001.png) | ||
| JPH0346013B2 (US07413550-20080819-C00001.png) | ||
| CA1151110A (en) | Process for electrolyzing alkali metal chloride |
