FI70733C - Membran med poroes yta foerfarande foer dess framstaellning oc dess anvaendning - Google Patents
Membran med poroes yta foerfarande foer dess framstaellning oc dess anvaendning Download PDFInfo
- Publication number
- FI70733C FI70733C FI792365A FI792365A FI70733C FI 70733 C FI70733 C FI 70733C FI 792365 A FI792365 A FI 792365A FI 792365 A FI792365 A FI 792365A FI 70733 C FI70733 C FI 70733C
- Authority
- FI
- Finland
- Prior art keywords
- film
- bath
- polymer
- mixture
- films
- Prior art date
Links
- 210000004379 membrane Anatomy 0.000 title 1
- 239000007788 liquid Substances 0.000 claims description 37
- 239000012510 hollow fiber Substances 0.000 claims description 33
- 229920000642 polymer Polymers 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 32
- 239000000203 mixture Substances 0.000 claims description 25
- 238000009987 spinning Methods 0.000 claims description 24
- 239000011148 porous material Substances 0.000 claims description 18
- 230000035699 permeability Effects 0.000 claims description 15
- 239000008240 homogeneous mixture Substances 0.000 claims description 14
- 239000012528 membrane Substances 0.000 claims description 14
- -1 polypropylene Polymers 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 239000004743 Polypropylene Substances 0.000 claims description 8
- 229920001155 polypropylene Polymers 0.000 claims description 8
- 229910002056 binary alloy Inorganic materials 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 7
- 239000000758 substrate Substances 0.000 claims description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 239000002904 solvent Substances 0.000 claims description 5
- 238000001471 micro-filtration Methods 0.000 claims description 4
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- 229920001059 synthetic polymer Polymers 0.000 claims description 3
- 238000007711 solidification Methods 0.000 claims description 2
- 230000008023 solidification Effects 0.000 claims description 2
- 238000005406 washing Methods 0.000 claims 1
- 239000000835 fiber Substances 0.000 description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 239000000126 substance Substances 0.000 description 8
- 239000004014 plasticizer Substances 0.000 description 7
- 239000000243 solution Substances 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 5
- 239000007791 liquid phase Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 239000012071 phase Substances 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- 229920001577 copolymer Polymers 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 238000010587 phase diagram Methods 0.000 description 3
- 239000004800 polyvinyl chloride Substances 0.000 description 3
- 229920000915 polyvinyl chloride Polymers 0.000 description 3
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 2
- 229920002292 Nylon 6 Polymers 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000265 homogenisation Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000006068 polycondensation reaction Methods 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 238000000108 ultra-filtration Methods 0.000 description 2
- MJWIPTSHMLSLFE-UHFFFAOYSA-N 2-[hexadecyl(2-hydroxyethyl)amino]ethanol Chemical compound CCCCCCCCCCCCCCCCN(CCO)CCO MJWIPTSHMLSLFE-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- OECYLXRJTRWLJP-UHFFFAOYSA-N CCCCCC.NC1=CC=CC=C1 Chemical compound CCCCCC.NC1=CC=CC=C1 OECYLXRJTRWLJP-UHFFFAOYSA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000000502 dialysis Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920001707 polybutylene terephthalate Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920002959 polymer blend Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
- B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
-
- 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
- B01D69/08—Hollow fibre membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
- B29C67/20—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored
- B29C67/205—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored comprising surface fusion, and bonding of particles to form voids, e.g. sintering
-
- 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
-
- 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
- C08J2201/0543—Precipitating the polymer by adding a non-solvent or a different solvent from an organic solvent-based polymer composition the non-solvent 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
- C08J2201/0545—Precipitating the polymer by adding a non-solvent or a different solvent from an aqueous solvent-based polymer composition
- C08J2201/0546—Precipitating the polymer by adding a non-solvent or a different solvent from an aqueous solvent-based polymer composition the non-solvent being organic
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Textile Engineering (AREA)
- Materials Engineering (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 (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2833493A DE2833493C2 (de) | 1978-07-31 | 1978-07-31 | Hohlfäden |
| DE2833623 | 1978-07-31 | ||
| DE19782833623 DE2833623A1 (de) | 1978-07-31 | 1978-07-31 | Folien |
| DE2833493 | 1978-07-31 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI792365A FI792365A (fi) | 1980-02-01 |
| FI70733B FI70733B (fi) | 1986-06-26 |
| FI70733C true FI70733C (fi) | 1986-10-06 |
Family
ID=25775227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI792365A FI70733C (fi) | 1978-07-31 | 1979-07-27 | Membran med poroes yta foerfarande foer dess framstaellning oc dess anvaendning |
Country Status (14)
| Country | Link |
|---|---|
| AU (1) | AU531433B2 (es) |
| BR (1) | BR7904888A (es) |
| CA (1) | CA1140308A (es) |
| CH (1) | CH644789A5 (es) |
| DK (1) | DK152439C (es) |
| ES (1) | ES8101135A1 (es) |
| FI (1) | FI70733C (es) |
| FR (1) | FR2432329A1 (es) |
| GB (1) | GB2026381B (es) |
| IT (1) | IT1118157B (es) |
| LU (1) | LU81555A1 (es) |
| NL (1) | NL189969C (es) |
| NO (1) | NO153879C (es) |
| SE (1) | SE7906441L (es) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2047874B (en) * | 1979-03-17 | 1983-12-21 | Akzo Nv | Apparatus in which heat is transferred through hollow threads as well as hollow threads suitable for this purpose |
| JPS56159128A (en) * | 1980-05-15 | 1981-12-08 | Asahi Chem Ind Co Ltd | Thermoplastic resin porous film and production thereof |
| DE3049557A1 (de) * | 1980-12-31 | 1982-07-29 | Akzo Gmbh, 5600 Wuppertal | Poroese schlaeuche |
| AU540708B2 (en) * | 1982-01-25 | 1984-11-29 | Mitsubishi Rayon Company Limited | Water purifying method and system |
| DE3205289C2 (de) * | 1982-02-15 | 1984-10-31 | Akzo Gmbh, 5600 Wuppertal | Verfahren zur Herstellung von porösen Körpern mit einstellbarem Gesamtporenvolumen, einstellbarer Porengröße und einstellbarer Porenwandung |
| US4539256A (en) * | 1982-09-09 | 1985-09-03 | Minnesota Mining And Manufacturing Co. | Microporous sheet material, method of making and articles made therewith |
| CA1226112A (en) * | 1982-09-09 | 1987-09-01 | Minnesota Mining And Manufacturing Company | Microporous sheet material, method of making and articles made therewith |
| ZA837304B (en) * | 1982-09-30 | 1985-05-29 | Extracorporeal Med Spec | Semipermeable membranes and method of making the same |
| EP0110580A3 (en) * | 1982-11-03 | 1986-06-11 | Gelman Sciences, Inc. | Improved process for removing pyrogens utilizing a hydrophobic microporous membrane |
| DE3301268A1 (de) * | 1983-01-17 | 1984-07-26 | Akzo Gmbh, 5600 Wuppertal | Verfahren und vorrichtung zum herstellen von hohlfadenbuendeln |
| EP0133882B1 (de) * | 1983-07-30 | 1990-04-04 | Akzo Patente GmbH | Poren aufweisende Formkörper |
| JPS6190705A (ja) * | 1984-10-09 | 1986-05-08 | Terumo Corp | 中空糸膜の製造方法 |
| US4778601A (en) * | 1984-10-09 | 1988-10-18 | Millipore Corporation | Microporous membranes of ultrahigh molecular weight polyethylene |
| DE3676211D1 (de) * | 1985-02-25 | 1991-01-31 | Tonen Corp | Mikroporoese membran aus einem alpha-olefinpolymer mit ultrahoch-molekulargewicht. |
| JPH0775622B2 (ja) * | 1985-07-16 | 1995-08-16 | テルモ株式会社 | 人工肺用中空糸膜、その製造方法およびその中空糸膜を用いた人工肺 |
| US4609584A (en) * | 1985-09-19 | 1986-09-02 | Minnesota Mining And Manufacturing Company | Absorptive devices |
| US4726989A (en) * | 1986-12-11 | 1988-02-23 | Minnesota Mining And Manufacturing | Microporous materials incorporating a nucleating agent and methods for making same |
| US4867881A (en) * | 1987-09-14 | 1989-09-19 | Minnesota Minning And Manufacturing Company | Orientied microporous film |
| JP2981770B2 (ja) * | 1988-11-10 | 1999-11-22 | メンティック・リミテッド | 多孔性膜 |
| JPH1092444A (ja) | 1996-09-13 | 1998-04-10 | Japan Gore Tex Inc | 電気化学反応装置用固体高分子電解質複合体及びそれを用いた電気化学反応装置 |
| US6277104B1 (en) | 1997-08-25 | 2001-08-21 | Mcneil-Ppc, Inc. | Air permeable, liquid impermeable barrier structures and products made therefrom |
| US6635384B2 (en) | 1998-03-06 | 2003-10-21 | Gore Enterprise Holdings, Inc. | Solid electrolyte composite for electrochemical reaction apparatus |
-
1979
- 1979-07-11 NO NO792308A patent/NO153879C/no unknown
- 1979-07-18 CH CH662779A patent/CH644789A5/de not_active IP Right Cessation
- 1979-07-19 IT IT49805/79A patent/IT1118157B/it active
- 1979-07-26 DK DK314779A patent/DK152439C/da not_active IP Right Cessation
- 1979-07-27 FI FI792365A patent/FI70733C/fi not_active IP Right Cessation
- 1979-07-27 LU LU81555A patent/LU81555A1/de unknown
- 1979-07-27 AU AU49328/79A patent/AU531433B2/en not_active Ceased
- 1979-07-27 NL NLAANVRAGE7905816,A patent/NL189969C/xx not_active IP Right Cessation
- 1979-07-30 GB GB7926410A patent/GB2026381B/en not_active Expired
- 1979-07-30 BR BR7904888A patent/BR7904888A/pt not_active IP Right Cessation
- 1979-07-30 SE SE7906441A patent/SE7906441L/xx not_active Application Discontinuation
- 1979-07-30 FR FR7919613A patent/FR2432329A1/fr active Granted
- 1979-07-30 CA CA000332858A patent/CA1140308A/en not_active Expired
- 1979-07-30 ES ES482967A patent/ES8101135A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2026381B (en) | 1982-08-18 |
| AU531433B2 (en) | 1983-08-25 |
| NO792308L (no) | 1980-02-01 |
| FR2432329B1 (es) | 1984-01-27 |
| NL189969C (nl) | 1993-09-16 |
| FR2432329A1 (fr) | 1980-02-29 |
| FI792365A (fi) | 1980-02-01 |
| GB2026381A (en) | 1980-02-06 |
| DK152439C (da) | 1988-09-12 |
| BR7904888A (pt) | 1980-04-22 |
| NO153879C (no) | 1986-06-11 |
| DK314779A (da) | 1980-02-01 |
| NO153879B (no) | 1986-03-03 |
| ES482967A0 (es) | 1980-12-01 |
| CA1140308A (en) | 1983-02-01 |
| NL7905816A (nl) | 1980-02-04 |
| DK152439B (da) | 1988-02-29 |
| SE7906441L (sv) | 1980-02-01 |
| IT7949805A0 (it) | 1979-07-19 |
| NL189969B (nl) | 1993-04-16 |
| ES8101135A1 (es) | 1980-12-01 |
| AU4932879A (en) | 1980-02-07 |
| CH644789A5 (de) | 1984-08-31 |
| FI70733B (fi) | 1986-06-26 |
| LU81555A1 (de) | 1979-10-31 |
| IT1118157B (it) | 1986-02-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: AKZO N.V. |