GB1473286A - Microporous membrane and its production - Google Patents
Microporous membrane and its productionInfo
- Publication number
- GB1473286A GB1473286A GB3227875A GB3227875A GB1473286A GB 1473286 A GB1473286 A GB 1473286A GB 3227875 A GB3227875 A GB 3227875A GB 3227875 A GB3227875 A GB 3227875A GB 1473286 A GB1473286 A GB 1473286A
- Authority
- GB
- United Kingdom
- Prior art keywords
- layer
- membrane
- microporous membrane
- aug
- former
- 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
- 239000012982 microporous membrane Substances 0.000 title abstract 3
- 239000012528 membrane Substances 0.000 abstract 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract 2
- 239000006185 dispersion Substances 0.000 abstract 2
- 229920002313 fluoropolymer Polymers 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- 229910000019 calcium carbonate Inorganic materials 0.000 abstract 1
- 238000007872 degassing Methods 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 238000005868 electrolysis reaction Methods 0.000 abstract 1
- 238000000227 grinding Methods 0.000 abstract 1
- 238000007654 immersion Methods 0.000 abstract 1
- 229910003480 inorganic solid Inorganic materials 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- -1 polytetrafluoroethylene Polymers 0.000 abstract 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 abstract 1
- 239000004810 polytetrafluoroethylene Substances 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- 238000005096 rolling process Methods 0.000 abstract 1
- 238000005245 sintering Methods 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
- 238000009736 wetting Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B13/00—Diaphragms; Spacing elements
- C25B13/04—Diaphragms; Spacing elements characterised by the material
- C25B13/08—Diaphragms; Spacing elements characterised by the material based on organic materials
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Diaphragms And Bellows (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7426922A FR2280435A1 (fr) | 1974-08-02 | 1974-08-02 | Procede d'obtention d'une membrane microporeuse et nouveau produit ainsi obtenu |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1473286A true GB1473286A (en) | 1977-05-11 |
Family
ID=9142046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3227875A Expired GB1473286A (en) | 1974-08-02 | 1975-08-01 | Microporous membrane and its production |
Country Status (21)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5582790A (en) * | 1978-11-03 | 1980-06-21 | Hooker Chemicals Plastics Corp | Minor pored polymer separator for use as electrolytic process and unit |
| US4289600A (en) | 1978-03-31 | 1981-09-15 | Hooker Chemicals & Plastics Corp. | Microporous membrane materials |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4129470A (en) * | 1974-10-17 | 1978-12-12 | Homsy Charles A | Method of preparing a porous implantable material from polytetrafluoroethylene and carbon fibers |
| FR2355926A1 (fr) * | 1975-11-21 | 1978-01-20 | Rhone Poulenc Ind | Diaphragme selectif d'electrolyse |
| GB1582705A (en) * | 1977-04-13 | 1981-01-14 | Ici Ltd | Diaphragm cells |
| GB1582593A (en) * | 1977-04-13 | 1981-01-14 | Ici Ltd | Diaphragm cells |
| US4124458A (en) * | 1977-07-11 | 1978-11-07 | Innova, Inc. | Mass-transfer membrane and processes using same |
| ZA785994B (en) * | 1977-11-15 | 1980-04-30 | Ici Ltd | Production of porous diaphragms |
| US4196070A (en) * | 1977-12-12 | 1980-04-01 | Nuclepore Corporation | Method for forming microporous fluorocarbon polymer sheet and product |
| US4170540A (en) * | 1978-03-31 | 1979-10-09 | Hooker Chemicals & Plastics Corp. | Method for forming microporous membrane materials |
| NZ191813A (en) * | 1978-11-03 | 1982-09-07 | Hooker Chemicals Plastics Corp | Polymeric microporous electrolytic cell separator selection of physical parameters to predict performance |
| US4173526A (en) * | 1978-11-21 | 1979-11-06 | E. I. Du Pont De Nemours And Company | Chlor-alkali cell diaphragm and its treatment |
| US4239532A (en) * | 1978-12-11 | 1980-12-16 | Ppg Industries, Inc. | Addition and measurement of gases dissolved in molten metals |
| US4338127A (en) * | 1978-12-11 | 1982-07-06 | Ppg Industries, Inc. | Addition and measurement of gases dissolved in molten metals |
| US4331023A (en) * | 1978-12-11 | 1982-05-25 | Ppg Industries, Inc. | Addition and measurement of gases dissolved in molten metals |
| US4256845A (en) * | 1979-02-15 | 1981-03-17 | Glasrock Products, Inc. | Porous sheets and method of manufacture |
| US4356068A (en) * | 1979-02-23 | 1982-10-26 | Ppg Industries, Inc. | Permionic membrane |
| US4342636A (en) * | 1979-08-07 | 1982-08-03 | Hooker Chemicals & Plastics Corp. | Process for forming a porous polyfluoroalkylene sheet useful for separating anolyte from catholyte in electrolytic cells |
| US4297196A (en) * | 1980-03-17 | 1981-10-27 | Hooker Chemicals & Plastics Corp. | Stable low voltage microporous diaphragm for electrolytic cells |
| FR2505879B1 (fr) * | 1981-05-15 | 1985-09-27 | Chloe Chemie | Diaphragme, son procede de preparation et le procede d'electrolyse le mettant en oeuvre |
| US4720334A (en) * | 1986-11-04 | 1988-01-19 | Ppg Industries, Inc. | Diaphragm for electrolytic cell |
| US4741813A (en) * | 1986-12-15 | 1988-05-03 | Oxytech Systems, Inc. | Diaphragm for an electrolytic cell |
| JPS63137368U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1987-03-02 | 1988-09-09 | ||
| US4859383A (en) * | 1987-06-01 | 1989-08-22 | Bio Med Sciences, Inc. | Process of producing a composite macrostructure of organic and inorganic materials |
| US4906423A (en) * | 1987-10-23 | 1990-03-06 | Dow Corning Wright | Methods for forming porous-surfaced polymeric bodies |
| US4892544A (en) * | 1988-03-07 | 1990-01-09 | Dow Corning Wright Corporation | Methods for forming hollow, porous-surfaced elastomeric bodies |
| FR2650843B1 (fr) * | 1989-08-10 | 1992-01-17 | Rhone Poulenc Chimie | Diaphragme, association d'un tel diaphragme a un element cathodique et leur procede d'obtention |
| US6103172A (en) | 1998-04-07 | 2000-08-15 | Pall Corporation | Method of preparaing a porous polytetrafluoroethylene membranne |
| US10761428B2 (en) | 2018-08-28 | 2020-09-01 | Saudi Arabian Oil Company | Fabricating calcite nanofluidic channels |
| US10926227B2 (en) * | 2018-12-03 | 2021-02-23 | Saudi Arabian Oil Company | Fabricating calcite nanofluidic channels |
| CN110841806B (zh) * | 2019-11-21 | 2021-01-12 | 清华大学 | 一种细颗粒矿粉的浮选方法 |
| CN111188050B (zh) * | 2019-12-31 | 2021-07-09 | 山东东岳高分子材料有限公司 | 碱金属氯化物电解用超薄全氟磺酸离子交换膜及其制备方法 |
| US11454097B2 (en) | 2021-01-04 | 2022-09-27 | Saudi Arabian Oil Company | Artificial rain to enhance hydrocarbon recovery |
| US11961702B2 (en) | 2021-12-09 | 2024-04-16 | Saudi Arabian Oil Company | Fabrication of in situ HR-LCTEM nanofluidic cell for nanobubble interactions during EOR processes in carbonate rocks |
| US11787993B1 (en) | 2022-03-28 | 2023-10-17 | Saudi Arabian Oil Company | In-situ foamed gel for lost circulation |
| US11913319B2 (en) | 2022-06-21 | 2024-02-27 | Saudi Arabian Oil Company | Sandstone stimulation |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE555621A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1953-12-10 | 1900-01-01 | ||
| US2997448A (en) * | 1958-09-24 | 1961-08-22 | Du Pont | Molded fluorocarbon polymer product and method of preparing same |
| GB1049328A (en) * | 1962-07-13 | 1966-11-23 | Du Pont | Porous structures of polytetrafluoroethylene resins |
| US3281511A (en) * | 1964-05-15 | 1966-10-25 | Gen Plastics Corp | Method of preparing microporous tetrafluoroethylene resin sheets |
| GB1081046A (en) * | 1965-08-31 | 1967-08-31 | Ici Ltd | Manufacture of porous diaphragms |
| SE346422B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1967-07-07 | 1972-07-03 | Bosch Gmbh Robert | |
| US3518332A (en) * | 1967-11-22 | 1970-06-30 | Esb Inc | Method for making thin,microporous fluorocarbon polymer sheet material |
| US3661645A (en) * | 1970-01-28 | 1972-05-09 | Mc Donnell Douglas Corp | Polytetrafluoroethylene battery separator and method for producing same |
| GB1364683A (en) * | 1970-08-13 | 1974-08-29 | Yuasa Battery Co Ltd | Diaphragm and method of manufacturing the same |
| BE794889A (fr) * | 1972-02-04 | 1973-08-02 | Ici Ltd | Procede de fabrication d'un diaphragme poreux |
| DE2354711B2 (de) * | 1972-12-12 | 1975-08-14 | Asahi Kasei Kogyo K.K., Osaka (Japan) | Kunstharzdiaphragma und Verfahren zu dessen Herstellung |
-
1974
- 1974-08-02 FR FR7426922A patent/FR2280435A1/fr active Granted
-
1975
- 1975-07-31 IT IT50772/75A patent/IT1041107B/it active
- 1975-07-31 US US05/600,219 patent/US4003818A/en not_active Expired - Lifetime
- 1975-07-31 BE BE158806A patent/BE831963A/xx not_active IP Right Cessation
- 1975-07-31 ES ES439876A patent/ES439876A1/es not_active Expired
- 1975-07-31 SE SE7508705A patent/SE405735B/xx not_active IP Right Cessation
- 1975-07-31 IL IL47844A patent/IL47844A/xx unknown
- 1975-08-01 DD DD187629A patent/DD119972A5/xx unknown
- 1975-08-01 NO NO752711A patent/NO143278C/no unknown
- 1975-08-01 IN IN1518/CAL/1975A patent/IN142518B/en unknown
- 1975-08-01 JP JP50094149A patent/JPS5141062A/ja active Granted
- 1975-08-01 CA CA232,780A patent/CA1043521A/fr not_active Expired
- 1975-08-01 DE DE2534464A patent/DE2534464C3/de not_active Expired
- 1975-08-01 NL NLAANVRAGE7509220,A patent/NL186094C/xx not_active IP Right Cessation
- 1975-08-01 GB GB3227875A patent/GB1473286A/en not_active Expired
- 1975-08-01 CH CH1010575A patent/CH599271A5/xx not_active IP Right Cessation
- 1975-08-01 LU LU73135A patent/LU73135A1/xx unknown
- 1975-08-01 BR BR7504920*A patent/BR7504920A/pt unknown
- 1975-08-02 PL PL1975182490A patent/PL97983B1/pl unknown
- 1975-08-04 AT AT604975A patent/AT346284B/de active
- 1975-08-10 AR AR259784D patent/AR209778A1/es active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4289600A (en) | 1978-03-31 | 1981-09-15 | Hooker Chemicals & Plastics Corp. | Microporous membrane materials |
| JPS5582790A (en) * | 1978-11-03 | 1980-06-21 | Hooker Chemicals Plastics Corp | Minor pored polymer separator for use as electrolytic process and unit |
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1473286A (en) | Microporous membrane and its production | |
| US3518332A (en) | Method for making thin,microporous fluorocarbon polymer sheet material | |
| DE1421548C3 (de) | Brennstoffelement | |
| DE2523278C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| CN101736360B (zh) | 一种气体扩散电极及其制备方法 | |
| US4111866A (en) | Method of making a chemical-resistant diaphragm thereof | |
| DE1671840B2 (de) | Verfahren zum Herstellen einer katalytisch aktiven Elektrode, welche einen für Gas durchlässigen Polytetrafluorathylenfilm aufweist | |
| CA1071143A (en) | Diaphragm for an electrolytic cell | |
| CN104600328A (zh) | 一种促进质子传导和气体传输的电化学还原co2制甲酸的气体扩散电极的制备方法 | |
| US3594236A (en) | Method for preparing an air breathing electrode | |
| US4335192A (en) | Method of preparing a sintered iron electrode | |
| GB1468356A (en) | Porous diaphragms | |
| GB1399213A (en) | Production of hydrogen peroxide | |
| Renuka et al. | Effect of carbonate ions on the behaviour of zinc in 30% KOH | |
| JPS54106088A (en) | Production of improved cation exchange membrane | |
| DE2038271C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| JPS5497600A (en) | Cathode for electrolysis of alkali chlorides | |
| CN109378489B (zh) | 一种电池阴极膜、其制备方法及金属空气电池 | |
| GB1503514A (en) | Method of manufacturing a porous diaphragm | |
| JPS5495982A (en) | Manufacture of composite semipermeable membrane | |
| CN120269011A (zh) | 一种多孔铝粉制备的铝电解电容器箔及制备方法 | |
| JPS5532045A (en) | Electrochromic display device | |
| JPS5336699A (en) | Manufacturing method of sintering substance sheet of high density | |
| JPS54139972A (en) | Porous composite structure and its manufacture | |
| RU2102409C1 (ru) | Состав для изготовления полимерной диафрагмы для электролиза хлоридов щелочных металлов и способ ее изготовления |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| 732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19930801 |