DE3479092D1 - Method for producing a very thin, dense membrane and (supported) membrane so produced - Google Patents
Method for producing a very thin, dense membrane and (supported) membrane so producedInfo
- Publication number
- DE3479092D1 DE3479092D1 DE8484201104T DE3479092T DE3479092D1 DE 3479092 D1 DE3479092 D1 DE 3479092D1 DE 8484201104 T DE8484201104 T DE 8484201104T DE 3479092 T DE3479092 T DE 3479092T DE 3479092 D1 DE3479092 D1 DE 3479092D1
- Authority
- DE
- Germany
- Prior art keywords
- membrane
- thin
- supported
- producing
- produced
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/12—Composite membranes; Ultra-thin membranes
- B01D69/122—Separate manufacturing of ultra-thin membranes
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB838320797A GB8320797D0 (en) | 1983-08-02 | 1983-08-02 | Very thin dense membrane |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3479092D1 true DE3479092D1 (en) | 1989-08-31 |
Family
ID=10546666
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484201104T Expired DE3479092D1 (en) | 1983-08-02 | 1984-07-27 | Method for producing a very thin, dense membrane and (supported) membrane so produced |
Country Status (6)
Country | Link |
---|---|
US (1) | US4556530A (de) |
EP (1) | EP0134056B1 (de) |
JP (1) | JPS60175507A (de) |
CA (1) | CA1249111A (de) |
DE (1) | DE3479092D1 (de) |
GB (1) | GB8320797D0 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6128408A (ja) * | 1984-07-18 | 1986-02-08 | Matsushita Electric Ind Co Ltd | 超薄膜の製造方法 |
US4921651A (en) * | 1985-07-11 | 1990-05-01 | Allied-Signal Inc. | Thin film polymer blend membranes |
US4746472A (en) * | 1986-10-10 | 1988-05-24 | Hoechst Celanese Corporation | Ultrathin polyarylate polymer films and their preparation |
US4746473A (en) * | 1986-10-10 | 1988-05-24 | Hoechst Celanese Corporation | Ultrathin blended cellulose nitrate polymer films and their preparation |
US4746474A (en) * | 1986-10-10 | 1988-05-24 | Hoechst Celanese Corporation | Ultrathin polyimide polymers films and their preparation |
US4746476A (en) * | 1986-10-10 | 1988-05-24 | Hoechst Celanese Corporation | Ultrathin polyphenylene oxide polymer films and their preparation |
US4776999A (en) * | 1986-10-10 | 1988-10-11 | Hoechst Celanese Corporation | Ultrathin polyether sulfone polymer films and their preparation |
US4746475A (en) * | 1986-10-10 | 1988-05-24 | Hoechst Celanese Corporation | Ultrathin cellulose ester polymer films and their preparation |
WO1991009669A1 (de) * | 1989-12-23 | 1991-07-11 | Hoechst Aktiengesellschaft | Verbundmembran, verfahren zu ihrer herstellung und ihre verwendung |
US5356459A (en) * | 1993-06-30 | 1994-10-18 | Praxair Technology, Inc. | Production and use of improved composite fluid separation membranes |
DE4416330A1 (de) * | 1994-05-09 | 1995-11-16 | Hoechst Ag | Verbundmembran und Verfahren zu ihrer Herstellung |
WO2004003062A1 (de) * | 2002-06-28 | 2004-01-08 | Lofo High Tech Film Gmbh | Membranen aus polyarylat-giessfolien |
US9434651B2 (en) * | 2012-05-26 | 2016-09-06 | James R. Glidewell Dental Ceramics, Inc. | Method of fabricating high light transmission zirconia blanks for milling into natural appearance dental appliances |
GB201211309D0 (en) | 2012-06-26 | 2012-08-08 | Fujifilm Mfg Europe Bv | Process for preparing membranes |
US11731312B2 (en) | 2020-01-29 | 2023-08-22 | James R. Glidewell Dental Ceramics, Inc. | Casting apparatus, cast zirconia ceramic bodies and methods for making the same |
CN113372109B (zh) * | 2021-05-18 | 2022-12-13 | 景德镇陶瓷大学 | 一种大面积无缺陷纳米量级厚度致密陶瓷薄膜的制备方法及其制得的陶瓷薄膜 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3767737A (en) * | 1971-09-07 | 1973-10-23 | Gen Electric | Method for production casting of ultrathin polymer membranes |
US4279855A (en) * | 1973-05-02 | 1981-07-21 | General Electric Company | Method for the casting of ultrathin polymer membranes |
FR2227942A1 (en) * | 1973-05-02 | 1974-11-29 | Gen Electric | Ultra-thin polymer film made by flotation - of polymer soln. on liquid surface followed by desolvating |
US3874986A (en) * | 1974-05-20 | 1975-04-01 | Gen Electric | Laminated porous/non-porous membranes |
US3980456A (en) * | 1975-03-31 | 1976-09-14 | General Electric Company | Method for sealing breaches in multi-layer ultrathin membrane composites |
JPS5351184A (en) * | 1976-10-21 | 1978-05-10 | Du Pont | Selective permeation membranes*solution for making same and method of manufacturing same |
US4132824A (en) * | 1977-07-21 | 1979-01-02 | General Electric Company | Method for casting ultrathin methylpentene polymer membranes |
US4192842A (en) * | 1977-07-21 | 1980-03-11 | General Electric Company | Method for casting ultrathin methylpentene polymer membranes |
US4155793A (en) * | 1977-11-21 | 1979-05-22 | General Electric Company | Continuous preparation of ultrathin polymeric membrane laminates |
JPS5569627A (en) * | 1978-11-17 | 1980-05-26 | Asahi Chem Ind Co Ltd | Production of porous film of vinylidene fluoride resin |
JPS55103929A (en) * | 1979-02-02 | 1980-08-08 | Mitsubishi Heavy Ind Ltd | Production of film of organic macromolecule |
DE2950623A1 (de) * | 1979-12-15 | 1981-06-19 | Toray Industries, Inc., Tokyo | Semipermeable zusammengesetzte membran und verfahren zu deren herstellung |
US4406673A (en) * | 1979-12-27 | 1983-09-27 | Teijin Limited | Ultrathin solid membrane, process for production thereof, and use thereof for concentrating a specified gas in a gaseous mixture |
JPS56166232A (en) * | 1980-05-27 | 1981-12-21 | Teijin Ltd | Preparation extremely thin film |
DE3107527A1 (de) * | 1981-02-27 | 1982-09-16 | Klaus Prof. Dr. 8400 Regensburg Heckmann | Hyperfiltrationsmembranen mit trennschichten aus monomolekularen filmen von tensiden |
JPS5953539A (ja) * | 1982-09-21 | 1984-03-28 | Matsushita Electric Ind Co Ltd | 超薄膜の製造方法 |
-
1983
- 1983-08-02 GB GB838320797A patent/GB8320797D0/en active Pending
-
1984
- 1984-07-12 CA CA000458701A patent/CA1249111A/en not_active Expired
- 1984-07-26 US US06/634,848 patent/US4556530A/en not_active Expired - Fee Related
- 1984-07-27 EP EP84201104A patent/EP0134056B1/de not_active Expired
- 1984-07-27 DE DE8484201104T patent/DE3479092D1/de not_active Expired
- 1984-07-31 JP JP59159458A patent/JPS60175507A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPH0457371B2 (de) | 1992-09-11 |
CA1249111A (en) | 1989-01-24 |
JPS60175507A (ja) | 1985-09-09 |
EP0134056A3 (en) | 1987-10-28 |
US4556530A (en) | 1985-12-03 |
EP0134056A2 (de) | 1985-03-13 |
EP0134056B1 (de) | 1989-07-26 |
GB8320797D0 (en) | 1983-09-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |