IL33264A - Tubular fibres for use in reverse osmosis,in the separation of gases and in ultrafiltration - Google Patents
Tubular fibres for use in reverse osmosis,in the separation of gases and in ultrafiltrationInfo
- Publication number
- IL33264A IL33264A IL33264A IL3326469A IL33264A IL 33264 A IL33264 A IL 33264A IL 33264 A IL33264 A IL 33264A IL 3326469 A IL3326469 A IL 3326469A IL 33264 A IL33264 A IL 33264A
- Authority
- IL
- Israel
- Prior art keywords
- fibre
- peripheral
- tubular
- zone
- process according
- Prior art date
Links
- 238000000926 separation method Methods 0.000 title description 5
- 238000001223 reverse osmosis Methods 0.000 title description 4
- 238000000108 ultra-filtration Methods 0.000 title description 4
- 239000007789 gas Substances 0.000 title description 3
- 239000000835 fiber Substances 0.000 claims description 36
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 20
- 230000002093 peripheral effect Effects 0.000 claims description 19
- 229920000642 polymer Polymers 0.000 claims description 19
- 239000000701 coagulant Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 210000003934 vacuole Anatomy 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 6
- 239000011148 porous material Substances 0.000 claims description 6
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 5
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 4
- 239000004202 carbamide Substances 0.000 claims description 4
- 229920001577 copolymer Polymers 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 2
- 239000004800 polyvinyl chloride Substances 0.000 claims description 2
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 claims 1
- HGINCPLSRVDWNT-UHFFFAOYSA-N acrylaldehyde Natural products C=CC=O HGINCPLSRVDWNT-UHFFFAOYSA-N 0.000 claims 1
- 229920001519 homopolymer Polymers 0.000 claims 1
- 239000000243 solution Substances 0.000 description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 230000001112 coagulating effect Effects 0.000 description 14
- 239000012530 fluid Substances 0.000 description 7
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 7
- 239000007788 liquid Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 4
- 229960001760 dimethyl sulfoxide Drugs 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 229920002239 polyacrylonitrile Polymers 0.000 description 3
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 101100536883 Legionella pneumophila subsp. pneumophila (strain Philadelphia 1 / ATCC 33152 / DSM 7513) thi5 gene Proteins 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 101100240664 Schizosaccharomyces pombe (strain 972 / ATCC 24843) nmt1 gene Proteins 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- CJYQQUPRURWLOW-YDLUHMIOSA-M dmsc Chemical compound [Na+].OP(=O)=O.OP(=O)=O.OP(=O)=O.[O-]P(=O)=O.O=C1C2=C(O)C=CC=C2[C@H](C)[C@@H]2C1=C(O)[C@]1(O)C(=O)C(C(N)=O)=C(O)[C@@H](N(C)C)[C@@H]1[C@H]2O CJYQQUPRURWLOW-YDLUHMIOSA-M 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- -1 for example Substances 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- RWTNDBYQABFGKZ-UHFFFAOYSA-M potassium;2-ethenoxybenzenesulfonate Chemical compound [K+].[O-]S(=O)(=O)C1=CC=CC=C1OC=C RWTNDBYQABFGKZ-UHFFFAOYSA-M 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000002166 wet spinning Methods 0.000 description 1
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
- B01D69/08—Hollow fibre membranes
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
- D01D5/247—Discontinuous hollow structure or microporous structure
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2973—Particular cross section
- Y10T428/2975—Tubular or cellular
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/298—Physical dimension
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Artificial Filaments (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR171845 | 1968-10-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL33264A0 IL33264A0 (en) | 1969-12-31 |
| IL33264A true IL33264A (en) | 1972-10-29 |
Family
ID=8656274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL33264A IL33264A (en) | 1968-10-29 | 1969-10-27 | Tubular fibres for use in reverse osmosis,in the separation of gases and in ultrafiltration |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3674628A (en, 2012) |
| BE (1) | BE740927A (en, 2012) |
| CH (1) | CH497554A (en, 2012) |
| DE (1) | DE1954505A1 (en, 2012) |
| ES (1) | ES372980A1 (en, 2012) |
| FR (1) | FR1586563A (en, 2012) |
| GB (1) | GB1272800A (en, 2012) |
| IL (1) | IL33264A (en, 2012) |
| LU (1) | LU59708A1 (en, 2012) |
| NL (1) | NL6915888A (en, 2012) |
Families Citing this family (54)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3724672A (en) * | 1970-07-27 | 1973-04-03 | R Leonard | Asymmetric hollow fiber membranes and method of fabrication |
| US3799355A (en) * | 1970-12-28 | 1974-03-26 | Us Health Education & Welfare | Dialysis membranes and manufacture |
| US4181694A (en) * | 1972-04-28 | 1980-01-01 | Asahi Kasei Kogyo Kabushiki Kaisha | Method for producing hollow fibers of acrylonitrile polymers for ultrafilter |
| GB1434055A (en) * | 1972-04-28 | 1976-04-28 | Asahi Chemical Ind | Hollow fibres of acrylonitrile polymers for use as an ultrafitter and method for producing the same |
| US3888771A (en) * | 1972-06-02 | 1975-06-10 | Asahi Chemical Ind | Hollow fibers of cuprammonium cellulose and a process of the manufacture of same |
| JPS5136810B2 (en, 2012) * | 1972-08-04 | 1976-10-12 | ||
| US4054625A (en) * | 1972-08-30 | 1977-10-18 | Crown Zellerbach Corporation | Process for making fibers |
| FR2199014B1 (en, 2012) * | 1972-09-12 | 1975-03-14 | Rhone Poulenc Ind | |
| US4183884A (en) * | 1973-01-24 | 1980-01-15 | Ceskoslovenska Akademie Ved | Method for manufacturing hydrogel tubes |
| JPS5331105B2 (en, 2012) * | 1973-03-27 | 1978-08-31 | ||
| US4051300A (en) * | 1973-09-03 | 1977-09-27 | Gulf South Research Institute | Hollow synthetic fibers |
| US3940469A (en) * | 1973-11-26 | 1976-02-24 | Standard Oil Company | Process for forming hollow fibers |
| US4209307A (en) * | 1974-08-14 | 1980-06-24 | Monsanto Company | Method for filtering through highly permeable acrylic hollow fibers |
| US3975478A (en) * | 1974-08-14 | 1976-08-17 | Monsanto Company | Method for producing highly permeable acrylic hollow fibers |
| US4340481A (en) * | 1975-02-15 | 1982-07-20 | Asahi Kasei Kogyo Kabushiki | Membrane filtration type hollow fibers |
| JPS5193786A (en) * | 1975-02-15 | 1976-08-17 | Makurokagatano chukuseni | |
| US4127625A (en) * | 1975-03-27 | 1978-11-28 | Daicel Ltd. | Process for preparing hollow fiber having selective gas permeability |
| US4035459A (en) * | 1975-05-01 | 1977-07-12 | Chemical Systems, Inc. | Process for spinning dry-fiber cellulose acetate hollow fiber membranes |
| US4141942A (en) * | 1975-06-04 | 1979-02-27 | Idemitsu Kosan Co., Ltd. | Process for preparing fibrous materials by wet method |
| US4102959A (en) * | 1975-07-31 | 1978-07-25 | Idemitsu Kosan Company, Ltd. | Process for preparing film by wet method |
| US4020230A (en) * | 1975-10-03 | 1977-04-26 | The Dow Chemical Company | Microporous polyethylene hollow fibers and process of preparing them |
| GB1566581A (en) * | 1975-12-29 | 1980-05-08 | Nippon Zeon Co | Hollow fibres and methods of manufacturing such fibres |
| FR2366860A1 (fr) * | 1976-10-05 | 1978-05-05 | Rhone Poulenc Ind | Appareil a fibres creuses pour le fractionnement de fluide, utilisable notamment comme rein artificiel |
| US4385017A (en) * | 1977-06-30 | 1983-05-24 | Nippon Zeon Co., Ltd. | Method of manufacturing hollow fiber |
| FR2421656A1 (fr) * | 1978-04-03 | 1979-11-02 | Japan Exlan Co Ltd | Procede de production de membranes acrylonitriliques de separation |
| JPS54145379A (en) * | 1978-05-02 | 1979-11-13 | Asahi Chem Ind Co Ltd | Aromatic polysulfone hollow fiber semipermeable membrane |
| US4175153A (en) * | 1978-05-16 | 1979-11-20 | Monsanto Company | Inorganic anisotropic hollow fibers |
| US4239729A (en) * | 1978-06-06 | 1980-12-16 | Terumo Corporation | Oxygenator |
| DE2841091A1 (de) * | 1978-09-21 | 1980-04-03 | Akzo Gmbh | Duennwandiger schlauch aus einem schmelzspinnbaren synthetischen polymeren sowie verfahren zu seiner herstellung |
| US4219517A (en) * | 1978-10-12 | 1980-08-26 | Puropore Inc. | Process for spinning dense hollow fiber cellulosic membrane |
| US4283359A (en) * | 1978-10-23 | 1981-08-11 | Japan Exlan Company Ltd. | Process for producing polyacrylonitrile reverse osmotic membranes |
| US4364759A (en) * | 1979-03-28 | 1982-12-21 | Monsanto Company | Methods for preparing anisotropic hollow fiber membranes comprising polymer of acrylonitrile and styrene and hollow fiber membranes produced therefrom |
| IL59581A0 (en) * | 1979-03-28 | 1980-06-30 | Monsanto Co | Methods for preparing anisotropic membranes and membranes prepared therefrom |
| JPS55148209A (en) * | 1979-04-27 | 1980-11-18 | Kuraray Co Ltd | Hollow ethylene-vinyl alcohol membrane and its production |
| JPS55148210A (en) * | 1979-04-30 | 1980-11-18 | Kuraray Co Ltd | Preparation of hollow ethylene-vinyl alcohol membrane |
| AU552209B2 (en) * | 1981-06-29 | 1986-05-22 | Baxter International Inc. | Microporous hollow fiber membrane assembly and its method of manufacture |
| FR2529464B1 (en, 2012) * | 1982-07-01 | 1985-01-18 | Hospal Ind | |
| FR2566003B1 (fr) * | 1984-06-13 | 1987-07-24 | Inst Nat Rech Chimique | Fibres creuses, leur procede de fabrication et leurs applications notamment dans le domaine des separations par membranes |
| US4681605A (en) | 1985-06-27 | 1987-07-21 | A/G Technology Corporation | Anisotropic membranes for gas separation |
| DE3621257A1 (de) * | 1986-06-25 | 1988-01-07 | Akzo Gmbh | Verfahren zur herstellung poren aufweisender kohlenstoffmembranen |
| FR2616812B1 (fr) * | 1987-06-18 | 1989-07-07 | Lyonnaise Eaux | Procede de fabrication d'un materiau poreux organique et notamment d'une membrane semi-permeable organique, filiere pour la mise en oeuvre de ce procede, membranes realisees et modules de filtration renfermant ces membranes |
| DE3812262A1 (de) * | 1988-04-13 | 1989-10-26 | Stiegelmeyer & Co Gmbh | Krankenbett mit verstellbarer rueckenlehne |
| FR2641709B1 (fr) * | 1988-12-22 | 1992-01-17 | Lyonnaise Eaux | Procede pour la fabrication d'un materiau poreux organique, notamment d'une membrane semi-permeable organique, comportant une pluralite de canaux longitudinaux separes |
| DE3900384C1 (en) * | 1989-01-09 | 1990-10-25 | Ulrich Eggenweiler Gmbh Ue Bettrahmen Und Co Kg, 7240 Horb, De | Slatted bed base with adjustable lying part |
| DE4037818A1 (de) * | 1990-11-28 | 1992-06-04 | Akzo Gmbh | Kapillarmembran fuer die gastrennung |
| DE59208178D1 (de) * | 1991-12-14 | 1997-04-17 | Akzo Nobel Nv | Polyacrylnitrilmembran |
| NL9102151A (nl) * | 1991-12-20 | 1993-07-16 | Delair Droogtech & Lucht | Het spinnen van asymmetrische holle vezelmembranen met een dichte, niet-poreuze toplaag en een poreuze onderlaag, resp. met zowel een poreuze toplaag als een poreuze onderlaag. |
| US5472607A (en) * | 1993-12-20 | 1995-12-05 | Zenon Environmental Inc. | Hollow fiber semipermeable membrane of tubular braid |
| US6354444B1 (en) * | 1997-07-01 | 2002-03-12 | Zenon Environmental Inc. | Hollow fiber membrane and braided tubular support therefor |
| US8431060B2 (en) | 2006-01-31 | 2013-04-30 | Abbott Cardiovascular Systems Inc. | Method of fabricating an implantable medical device using gel extrusion and charge induced orientation |
| US9492587B2 (en) * | 2009-04-13 | 2016-11-15 | Abbott Cardiovascular Systems Inc. | Stent made from an ultra high molecular weight bioabsorbable polymer with high fatigue and fracture resistance |
| US8545701B2 (en) | 2009-08-18 | 2013-10-01 | Maher Isaac Kelada | Induced symbiotic osmosis [ISO] for salinity power generation |
| US8841412B2 (en) | 2011-08-11 | 2014-09-23 | Abbott Cardiovascular Systems Inc. | Controlling moisture in and plasticization of bioresorbable polymer for melt processing |
| US8974668B2 (en) | 2013-02-15 | 2015-03-10 | Maher Isaac Kelada | Hollow fiber membrane element and methods of making same |
-
1968
- 1968-10-29 FR FR171845A patent/FR1586563A/fr not_active Expired
-
1969
- 1969-10-21 NL NL6915888A patent/NL6915888A/xx not_active Application Discontinuation
- 1969-10-27 IL IL33264A patent/IL33264A/en unknown
- 1969-10-27 US US869897A patent/US3674628A/en not_active Expired - Lifetime
- 1969-10-28 CH CH1611369A patent/CH497554A/fr not_active IP Right Cessation
- 1969-10-28 BE BE740927D patent/BE740927A/xx unknown
- 1969-10-28 LU LU59708D patent/LU59708A1/xx unknown
- 1969-10-29 DE DE19691954505 patent/DE1954505A1/de active Pending
- 1969-10-29 ES ES372980A patent/ES372980A1/es not_active Expired
- 1969-10-29 GB GB53077/69A patent/GB1272800A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE740927A (en, 2012) | 1970-04-28 |
| IL33264A0 (en) | 1969-12-31 |
| NL6915888A (en, 2012) | 1970-05-04 |
| US3674628A (en) | 1972-07-04 |
| FR1586563A (en, 2012) | 1970-02-20 |
| CH497554A (fr) | 1970-10-15 |
| LU59708A1 (en, 2012) | 1970-05-04 |
| GB1272800A (en) | 1972-05-03 |
| ES372980A1 (es) | 1971-11-16 |
| DE1954505A1 (de) | 1970-09-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3674628A (en) | Tubular and porous fibres | |
| US9095819B2 (en) | Composition for preparation of hollow fiber porous membrane and preparation method using the same | |
| US4564488A (en) | Methods for the preparation of porous fibers and membranes | |
| US5677360A (en) | Hydrophilic polymer alloy, fiber and porous membrane comprising this polymer alloy, and methods for preparing them | |
| US4173606A (en) | Method of manufacturing shaped articles from crystalline acrylonitrile polymers and copolymers | |
| ES495688A0 (es) | Procedimiento para la fabricacion de una membrana en forma de una lamina plana, una lamina de manguera o un hilo hueco | |
| GB2053792A (en) | Preparing microporous hollow fibres | |
| JP4404964B2 (ja) | ポリマー中空繊維状膜の製造方法 | |
| JPS61209011A (ja) | 半透過性中空繊維膜の製造方法 | |
| GB2050935A (en) | Hollow fibre membranes of ethylene-vinylalcohol copolymer | |
| JPH0763594B2 (ja) | ろ過用に適した多孔性ポリスルホン媒体およびその製造方法 | |
| US3494780A (en) | Method for enhancing permeability of separatory membranes | |
| JPS6134736B2 (en, 2012) | ||
| JP2008062227A (ja) | 製膜原液、多孔膜及び多孔膜の製造方法 | |
| CA1091419A (en) | Method of manufacturing shaped articles from crystalline acrylonitrile polymers and copolymers | |
| JPS61238306A (ja) | ポリスルホン系樹脂半透膜の製造方法 | |
| CN112316756A (zh) | 一种高强度、高截留tips中空纤维膜及其制备方法 | |
| JPS5782515A (en) | Hollow fibrous membrane and its preparation | |
| JPS5916503A (ja) | ポリフツ化ビニリデン系樹脂多孔中空糸膜及びその製造方法 | |
| US3781391A (en) | Method for producing acrylic hollow fibers | |
| JPS6320339A (ja) | 多孔質膜の製造方法 | |
| KR950007322B1 (ko) | 외압 여과용 방향족 폴리 설폰 중공 섬유막 및 그 제조방법 | |
| JPH03174228A (ja) | 管状膜及びその製造方法 | |
| US20070296111A1 (en) | Process for Producing Hollow Capillary Polymeric Membranes for the Treatment of Blood and Its Derivatives | |
| JPS5610533A (en) | Polyvinyl alcohol porous membrane and production thereof |