FR2227942A1 - Ultra-thin polymer film made by flotation - of polymer soln. on liquid surface followed by desolvating - Google Patents
Ultra-thin polymer film made by flotation - of polymer soln. on liquid surface followed by desolvatingInfo
- Publication number
- FR2227942A1 FR2227942A1 FR7414993A FR7414993A FR2227942A1 FR 2227942 A1 FR2227942 A1 FR 2227942A1 FR 7414993 A FR7414993 A FR 7414993A FR 7414993 A FR7414993 A FR 7414993A FR 2227942 A1 FR2227942 A1 FR 2227942A1
- Authority
- FR
- France
- Prior art keywords
- soln
- liq
- polymer
- ultra
- polymer 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
- B01D71/80—Block polymers
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D7/00—Producing flat articles, e.g. films or sheets
- B29D7/01—Films or sheets
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulding By Coating Moulds (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US35651473A | 1973-05-02 | 1973-05-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2227942A1 true FR2227942A1 (en) | 1974-11-29 |
FR2227942B1 FR2227942B1 (fr) | 1977-09-30 |
Family
ID=23401750
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7414993A Granted FR2227942A1 (en) | 1973-05-02 | 1974-04-30 | Ultra-thin polymer film made by flotation - of polymer soln. on liquid surface followed by desolvating |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS5833086B2 (fr) |
DE (1) | DE2420846C2 (fr) |
FR (1) | FR2227942A1 (fr) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2306003A1 (fr) * | 1975-03-31 | 1976-10-29 | Gen Electric | Procede de preparation de structures a membranes ultraminces |
FR2431516A1 (fr) * | 1977-07-21 | 1980-02-15 | Gen Electric | Procede de preparation de pellicules ultra-fines en polymere de methyl-pentene |
EP0097313A1 (fr) * | 1982-06-16 | 1984-01-04 | Toray Silicone Co., Ltd. | Procédé de fabrication de films minces en elastomères de polysiloxane et les films ainsi fabriqués |
EP0358458A2 (fr) * | 1988-09-05 | 1990-03-14 | Matsushita Electric Industrial Co., Ltd. | Procédé de fabrication d'un film polymère mince |
EP0480677A2 (fr) * | 1990-10-11 | 1992-04-15 | Mitsubishi Gas Chemical Company, Inc. | Objet moulé en resine thermoplastique et procédé pour la fabrication du même |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4192842A (en) * | 1977-07-21 | 1980-03-11 | General Electric Company | Method for casting ultrathin methylpentene polymer membranes |
NZ188666A (en) * | 1977-10-21 | 1980-12-19 | Unisearch Ltd | Anisotropic synthetic membrane |
US4155793A (en) * | 1977-11-21 | 1979-05-22 | General Electric Company | Continuous preparation of ultrathin polymeric membrane laminates |
DE3107527A1 (de) * | 1981-02-27 | 1982-09-16 | Klaus Prof. Dr. 8400 Regensburg Heckmann | Hyperfiltrationsmembranen mit trennschichten aus monomolekularen filmen von tensiden |
GB8320797D0 (en) * | 1983-08-02 | 1983-09-01 | Shell Int Research | Very thin dense membrane |
JP2022130750A (ja) * | 2019-07-16 | 2022-09-07 | Agc株式会社 | ゲルの製造方法、及びゲルの製造装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3580841A (en) * | 1969-07-31 | 1971-05-25 | Us Interior | Ultrathin semipermeable membrane |
US3767737A (en) * | 1971-09-07 | 1973-10-23 | Gen Electric | Method for production casting of ultrathin polymer membranes |
-
1974
- 1974-04-30 FR FR7414993A patent/FR2227942A1/fr active Granted
- 1974-04-30 DE DE19742420846 patent/DE2420846C2/de not_active Expired
- 1974-05-01 JP JP4836174A patent/JPS5833086B2/ja not_active Expired
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2306003A1 (fr) * | 1975-03-31 | 1976-10-29 | Gen Electric | Procede de preparation de structures a membranes ultraminces |
FR2431516A1 (fr) * | 1977-07-21 | 1980-02-15 | Gen Electric | Procede de preparation de pellicules ultra-fines en polymere de methyl-pentene |
EP0097313A1 (fr) * | 1982-06-16 | 1984-01-04 | Toray Silicone Co., Ltd. | Procédé de fabrication de films minces en elastomères de polysiloxane et les films ainsi fabriqués |
EP0358458A2 (fr) * | 1988-09-05 | 1990-03-14 | Matsushita Electric Industrial Co., Ltd. | Procédé de fabrication d'un film polymère mince |
EP0358458A3 (en) * | 1988-09-05 | 1990-12-27 | Matsushita Electric Industrial Co., Ltd. | Method of making a thin film of polymer |
EP0480677A2 (fr) * | 1990-10-11 | 1992-04-15 | Mitsubishi Gas Chemical Company, Inc. | Objet moulé en resine thermoplastique et procédé pour la fabrication du même |
EP0480677A3 (en) * | 1990-10-11 | 1993-02-24 | Mitsubishi Gas Chemical Company, Inc. | Thermoplastic resin-based molded article and process for producing the same |
Also Published As
Publication number | Publication date |
---|---|
DE2420846A1 (de) | 1974-11-21 |
FR2227942B1 (fr) | 1977-09-30 |
DE2420846C2 (de) | 1985-10-24 |
JPS5833086B2 (ja) | 1983-07-18 |
JPS5041958A (fr) | 1975-04-16 |
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