DE3764541D1 - Verfahren zur herstellung von poroesen membranen. - Google Patents
Verfahren zur herstellung von poroesen membranen.Info
- Publication number
- DE3764541D1 DE3764541D1 DE8787107736T DE3764541T DE3764541D1 DE 3764541 D1 DE3764541 D1 DE 3764541D1 DE 8787107736 T DE8787107736 T DE 8787107736T DE 3764541 T DE3764541 T DE 3764541T DE 3764541 D1 DE3764541 D1 DE 3764541D1
- Authority
- DE
- Germany
- Prior art keywords
- porous membranes
- producing porous
- producing
- membranes
- porous
- 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 - Fee Related
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000012528 membrane Substances 0.000 title 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
- B01D67/0013—Casting processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
- B01D67/0016—Coagulation
-
- 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
- B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
-
- 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
- B01D69/06—Flat membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/12—Specific ratios of components used
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/02—Details relating to pores or porosity of the membranes
- B01D2325/022—Asymmetric 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
- C08J2201/00—Foams characterised by the foaming process
- C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
- C08J2201/05—Elimination by evaporation or heat degradation of a liquid phase
- C08J2201/0502—Elimination by evaporation or heat degradation of a liquid phase the liquid phase being organic
-
- 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
- C08J2201/00—Foams characterised by the foaming process
- C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
- C08J2201/054—Precipitating the polymer by adding a non-solvent or a different solvent
- C08J2201/0542—Precipitating the polymer by adding a non-solvent or a different solvent from an organic solvent-based polymer composition
- C08J2201/0544—Precipitating the polymer by adding a non-solvent or a different solvent from an organic solvent-based polymer composition the non-solvent being aqueous
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/13—Cell size and distribution control while molding a foam
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12654486 | 1986-05-30 | ||
JP30686986 | 1986-12-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3764541D1 true DE3764541D1 (de) | 1990-10-04 |
Family
ID=26462713
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8787107736T Expired - Fee Related DE3764541D1 (de) | 1986-05-30 | 1987-05-27 | Verfahren zur herstellung von poroesen membranen. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4869857A (de) |
EP (1) | EP0247597B1 (de) |
CA (1) | CA1314667C (de) |
DE (1) | DE3764541D1 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5013339A (en) * | 1989-12-05 | 1991-05-07 | The Dow Chemical Company | Compositions useful for making microporous polyvinylidene fluoride membranes, and process |
US5308180A (en) * | 1991-12-09 | 1994-05-03 | Minnesota Mining And Manufacturing Company | Liquid applicator with metering insert |
US5514461A (en) * | 1993-10-05 | 1996-05-07 | Kureha Chemical Industry Co., Ltd. | Vinylidene fluoride porous membrane and method of preparing the same |
US5792528A (en) * | 1994-06-17 | 1998-08-11 | Atomic Energy Corporation Of South Africa Limited | Process for the production of plastic components for containing and/or transporting fluids |
DE19518624C1 (de) * | 1995-05-24 | 1996-11-21 | Akzo Nobel Nv | Synthetische Trennmembran |
JP4427291B2 (ja) * | 2003-09-03 | 2010-03-03 | 東亞合成株式会社 | 機能性膜の連続製造方法 |
KR101967935B1 (ko) * | 2010-09-29 | 2019-04-10 | 도레이 카부시키가이샤 | 다공체와 그의 제조 방법 |
WO2012060447A1 (ja) | 2010-11-05 | 2012-05-10 | 日東電工株式会社 | シート状分離膜の製造方法 |
JP7014714B2 (ja) | 2016-06-17 | 2022-02-01 | 旭化成株式会社 | 多孔質膜、及び多孔質膜の製造方法 |
FR3101274B1 (fr) * | 2019-10-01 | 2021-10-15 | Carolina Marchante | Installation de production pour la production d’un film microporeux |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH314298A (de) * | 1953-04-04 | 1956-06-15 | Koetitzer Ledertuch Und Wachst | Verfahren zur Herstellung eines wildlederartigen Kunstleders |
US2783894A (en) * | 1955-03-24 | 1957-03-05 | Millipore Filter Corp | Microporous nylon film |
US2926104A (en) * | 1955-06-27 | 1960-02-23 | Goetz Alexander | Method of making microporous filter film |
US2850467A (en) * | 1956-04-30 | 1958-09-02 | Du Pont | Continuous production of cellular polyurethane plastics |
DE1060357B (de) * | 1958-10-15 | 1959-07-02 | Dr Alexander Goetz | Verfahren und Vorrichtung zur Herstellung von mikroporoesen Filterfilmen |
GB993037A (en) * | 1961-10-31 | 1965-05-26 | Dostal Jaroslav | Improvements in or relating to filtration materials |
US3671345A (en) * | 1969-12-11 | 1972-06-20 | Gen Tire & Rubber Co | Poromeric material having a patent leather-type finish and process for making |
DE2025616C3 (de) * | 1970-05-26 | 1974-11-14 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung mikroporöser Flächengebilde durch Koagulation von Polyurethanlösungen |
DE2125908A1 (de) * | 1971-05-25 | 1972-12-14 | ||
US4025685A (en) * | 1974-09-06 | 1977-05-24 | Dayco Corporation | Compressible printing blanket and method of manufacture |
US4159251A (en) * | 1976-09-29 | 1979-06-26 | Pharmaco, Inc. | Ultrafiltration membranes based on heteroaromatic polymers |
AU512376B2 (en) * | 1976-11-12 | 1980-10-09 | Shachihata Industrial Co., Ltd. | Sponge rubber material |
CH625966A5 (de) * | 1977-07-15 | 1981-10-30 | Kilcher Chemie Ag | |
US4226886A (en) * | 1979-02-16 | 1980-10-07 | Micro-Cel Systems, Inc. | Self-metering liquid retentive pad and process for producing same |
JPS6097001A (ja) * | 1983-11-02 | 1985-05-30 | Teijin Ltd | ポリフツ化ビニリデン多孔性膜およびその製造方法 |
EP0147570B1 (de) * | 1983-11-30 | 1990-11-14 | American Cyanamid Company | Verfahren zur Herstellung asymmetrischer, poröser Membranen und so hergestellte Membranen |
-
1987
- 1987-05-27 CA CA000538212A patent/CA1314667C/en not_active Expired - Fee Related
- 1987-05-27 DE DE8787107736T patent/DE3764541D1/de not_active Expired - Fee Related
- 1987-05-27 EP EP87107736A patent/EP0247597B1/de not_active Expired
- 1987-05-28 US US07/055,049 patent/US4869857A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA1314667C (en) | 1993-03-23 |
EP0247597A1 (de) | 1987-12-02 |
US4869857A (en) | 1989-09-26 |
EP0247597B1 (de) | 1990-08-29 |
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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 |