IT971193B - Membrane scambiatrici di anioni e metodo per la loro produzione - Google Patents
Membrane scambiatrici di anioni e metodo per la loro produzioneInfo
- Publication number
- IT971193B IT971193B IT32070/72A IT3207072A IT971193B IT 971193 B IT971193 B IT 971193B IT 32070/72 A IT32070/72 A IT 32070/72A IT 3207072 A IT3207072 A IT 3207072A IT 971193 B IT971193 B IT 971193B
- Authority
- IT
- Italy
- Prior art keywords
- groups
- membrane
- ion exchange
- functional groups
- sulfonic acid
- Prior art date
Links
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
- C08J5/2287—After-treatment
- C08J5/2293—After-treatment of fluorine-containing membranes
-
- 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
- C08J2327/04—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 chlorine atoms
- C08J2327/06—Homopolymers or copolymers of vinyl chloride
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (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)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP46094513A JPS5140556B2 (it) | 1971-11-26 | 1971-11-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT971193B true IT971193B (it) | 1974-04-30 |
Family
ID=14112390
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT32070/72A IT971193B (it) | 1971-11-26 | 1972-11-24 | Membrane scambiatrici di anioni e metodo per la loro produzione |
Country Status (6)
Country | Link |
---|---|
US (2) | US3821127A (it) |
JP (1) | JPS5140556B2 (it) |
FR (1) | FR2161115B1 (it) |
GB (1) | GB1401997A (it) |
IT (1) | IT971193B (it) |
NL (1) | NL7215999A (it) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3972840A (en) * | 1973-05-08 | 1976-08-03 | Teijin Limited | Ion-exchangeable and solvent-resistant filamentary structure containing sulfone cross-linked aromatic units |
US3925332A (en) * | 1974-06-18 | 1975-12-09 | Asahi Dow Ltd | Hydrophilic membrane and process for the preparation thereof |
JPS5172151A (en) * | 1974-12-18 | 1976-06-22 | Asahi Chemical Ind | Osuino datsuenhoho |
US4056447A (en) * | 1975-03-06 | 1977-11-01 | Oronzio De Nora Impianti Elettrochimici S.P.A. | Electrolyzing alkali metal chlorides using resin bonded asbestos diaphragm |
IT1033473B (it) * | 1975-03-06 | 1979-07-10 | Oronzio De Nora Impianti | Materiale composito per diaframma e procedimento per ottenerlo |
FR2331602A1 (fr) * | 1975-11-14 | 1977-06-10 | Rhone Poulenc Ind | Compositions a base de polymeres du type polysulfone pour membranes d'osmose inverse |
US4024043A (en) * | 1975-12-31 | 1977-05-17 | Allied Chemical Corporation | Single film, high performance bipolar membrane |
US4083768A (en) * | 1976-05-24 | 1978-04-11 | Allied Chemical Corporation | Preparation of high performance polyelectrolyte membrane |
US4057481A (en) * | 1976-05-24 | 1977-11-08 | Allied Chemical Corporation | High performance, quality controlled bipolar membrane |
GB1549586A (en) * | 1977-03-04 | 1979-08-08 | Kureha Chemical Ind Co Ltd | Electrolytic membrane and electrolytic process |
US4262041A (en) * | 1978-02-02 | 1981-04-14 | Kanegafuchi Kagaku Kogyo Kabushiki Kaisha | Process for preparing a composite amphoteric ion exchange membrane |
IT1166581B (it) * | 1979-01-17 | 1987-05-05 | Oronzio De Nora Impianti | Membrane cationiche a base di copolimeri solfonati di stirene divinilbenzene e 2- o 4-vinilpiridina o acido acrilico, procedimento per la loro preparazione ed uso in celle di elettrolisi |
US4219396A (en) * | 1979-08-03 | 1980-08-26 | Allied Chemical Corporation | Electrodialytic process |
JPS5657836A (en) * | 1979-10-16 | 1981-05-20 | Asahi Chem Ind Co Ltd | Porous hydrophilic polyolefin resin membrane and its preparation |
JPS5724399U (it) * | 1980-07-15 | 1982-02-08 | ||
US4322501A (en) * | 1980-09-22 | 1982-03-30 | Monsanto Company | Quaternization process for ion exchange membranes |
US4664812A (en) * | 1983-11-10 | 1987-05-12 | Max Klein | Liquid filtration apparatus and process |
US5503729A (en) * | 1994-04-25 | 1996-04-02 | Ionics Incorporated | Electrodialysis including filled cell electrodialysis (electrodeionization) |
WO1998022217A1 (fr) * | 1996-11-18 | 1998-05-28 | Kurita Water Industries Ltd. | Materiau polymere pour le traitement de l'eau, resine d'echange cationique et resine d'echange anionique |
TWI491438B (zh) * | 2009-03-25 | 2015-07-11 | 可樂麗股份有限公司 | 陰離子交換膜及其製造方法 |
EP2420310A4 (en) | 2009-04-13 | 2013-04-17 | Univ Yamaguchi | ION EXCHANGE MEMBRANE AND MANUFACTURING METHOD THEREFOR |
WO2014012188A1 (en) | 2012-07-20 | 2014-01-23 | Zhongwei Chen | Highly ion-conductive nano-engineered porous electrolytic composite membrane for alkaline electrochemical energy systems |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3341479A (en) * | 1964-03-26 | 1967-09-12 | Gen Electric | Triaminotriphenylmethane modified phenolsulfonic acid-formaldehyde ion exchange resin membranes |
US3510418A (en) * | 1966-02-24 | 1970-05-05 | Tokuyama Soda Kk | Ion selective membrane |
US3562139A (en) * | 1968-08-05 | 1971-02-09 | Ionics | Cationic-anionic ion-exchange membrane |
NL7001112A (it) * | 1969-01-30 | 1970-08-03 |
-
1971
- 1971-11-26 JP JP46094513A patent/JPS5140556B2/ja not_active Expired
-
1972
- 1972-11-20 US US00307852A patent/US3821127A/en not_active Expired - Lifetime
- 1972-11-24 IT IT32070/72A patent/IT971193B/it active
- 1972-11-24 NL NL7215999A patent/NL7215999A/xx not_active Application Discontinuation
- 1972-11-27 FR FR7242105A patent/FR2161115B1/fr not_active Expired
- 1972-11-27 GB GB5469872A patent/GB1401997A/en not_active Expired
-
1974
- 1974-02-15 US US442843A patent/US3868314A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US3868314A (en) | 1975-02-25 |
JPS4857893A (it) | 1973-08-14 |
FR2161115A1 (it) | 1973-07-06 |
DE2257973B2 (de) | 1976-03-18 |
US3821127A (en) | 1974-06-28 |
NL7215999A (it) | 1973-05-29 |
DE2257973A1 (de) | 1973-05-30 |
JPS5140556B2 (it) | 1976-11-04 |
GB1401997A (en) | 1975-08-06 |
FR2161115B1 (it) | 1975-11-07 |
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