JPH035847B2 - - Google Patents

Info

Publication number: JPH035847B2
Authority: JP; Japan
Prior art keywords: weight; solution; membrane; solvent; semipermeable
Prior art date: 1980-02-23
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 - Lifetime

Application number

JP56024404A

Other languages

English (en)

Japanese (ja)

Other versions

JPS56134209A (en

Inventor

Banderu Uerunaa

Deyunueeku Gusutafu

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Akzo NV

Original Assignee

Akzo NV

Priority date (The priority date 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 date listed.)

1980-02-23

Filing date

1981-02-23

Publication date

1991-01-28

1981-02-23 Application filed by Akzo NV filed Critical Akzo NV

1981-10-20 Publication of JPS56134209A publication Critical patent/JPS56134209A/ja

1991-01-28 Publication of JPH035847B2 publication Critical patent/JPH035847B2/ja

Status Granted legal-status Critical Current

Links

239000012528 membrane Substances 0.000 claims description 98
239000011148 porous material Substances 0.000 claims description 37
239000000243 solution Substances 0.000 claims description 35
PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 32
238000005266 casting Methods 0.000 claims description 31
238000001556 precipitation Methods 0.000 claims description 31
239000002904 solvent Substances 0.000 claims description 31
CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 24
239000011550 stock solution Substances 0.000 claims description 23
239000004014 plasticizer Substances 0.000 claims description 20
229920002301 cellulose acetate Polymers 0.000 claims description 18
229920002678 cellulose Polymers 0.000 claims description 16
235000011187 glycerol Nutrition 0.000 claims description 16
238000000034 method Methods 0.000 claims description 16
210000004027 cell Anatomy 0.000 claims description 13
238000004519 manufacturing process Methods 0.000 claims description 13
210000002421 cell wall Anatomy 0.000 claims description 12
238000006467 substitution reaction Methods 0.000 claims description 10
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 8
238000000465 moulding Methods 0.000 claims description 8
238000005406 washing Methods 0.000 claims description 7
239000000654 additive Substances 0.000 claims description 6
230000000694 effects Effects 0.000 claims description 6
239000002184 metal Substances 0.000 claims description 6
238000002616 plasmapheresis Methods 0.000 claims description 6
230000008569 process Effects 0.000 claims description 6
150000003839 salts Chemical class 0.000 claims description 6
150000005846 sugar alcohols Polymers 0.000 claims description 4
125000004432 carbon atom Chemical group C* 0.000 claims description 3
230000001112 coagulating effect Effects 0.000 claims description 3
238000005345 coagulation Methods 0.000 claims description 3
230000015271 coagulation Effects 0.000 claims description 3
239000013040 bath agent Substances 0.000 claims description 2
150000002148 esters Chemical class 0.000 claims description 2
239000012510 hollow fiber Substances 0.000 description 31
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 30
102000009027 Albumins Human genes 0.000 description 17
108010088751 Albumins Proteins 0.000 description 17
229940081735 acetylcellulose Drugs 0.000 description 17
239000000203 mixture Substances 0.000 description 17
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 15
239000007788 liquid Substances 0.000 description 11
238000007873 sieving Methods 0.000 description 9
238000009987 spinning Methods 0.000 description 8
239000000126 substance Substances 0.000 description 7
102000007330 LDL Lipoproteins Human genes 0.000 description 6
108010007622 LDL Lipoproteins Proteins 0.000 description 6
230000014759 maintenance of location Effects 0.000 description 6
230000035699 permeability Effects 0.000 description 6
238000001035 drying Methods 0.000 description 5
102000004506 Blood Proteins Human genes 0.000 description 4
108010017384 Blood Proteins Proteins 0.000 description 4
KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 4
238000007664 blowing Methods 0.000 description 4
238000000635 electron micrograph Methods 0.000 description 4
230000007717 exclusion Effects 0.000 description 4
239000004033 plastic Substances 0.000 description 4
229920003023 plastic Polymers 0.000 description 4
YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
239000000020 Nitrocellulose Substances 0.000 description 3
238000001704 evaporation Methods 0.000 description 3
239000010408 film Substances 0.000 description 3
239000000463 material Substances 0.000 description 3
229920001220 nitrocellulos Polymers 0.000 description 3
102000004169 proteins and genes Human genes 0.000 description 3
108090000623 proteins and genes Proteins 0.000 description 3
238000000926 separation method Methods 0.000 description 3
239000010409 thin film Substances 0.000 description 3
BOSAWIQFTJIYIS-UHFFFAOYSA-N 1,1,1-trichloro-2,2,2-trifluoroethane Chemical compound FC(F)(F)C(Cl)(Cl)Cl BOSAWIQFTJIYIS-UHFFFAOYSA-N 0.000 description 2
239000007864 aqueous solution Substances 0.000 description 2
210000004369 blood Anatomy 0.000 description 2
239000008280 blood Substances 0.000 description 2
238000009835 boiling Methods 0.000 description 2
239000012141 concentrate Substances 0.000 description 2
239000000706 filtrate Substances 0.000 description 2
238000001914 filtration Methods 0.000 description 2
239000012456 homogeneous solution Substances 0.000 description 2
239000003960 organic solvent Substances 0.000 description 2
230000000704 physical effect Effects 0.000 description 2
229920000642 polymer Polymers 0.000 description 2
238000002360 preparation method Methods 0.000 description 2
230000000717 retained effect Effects 0.000 description 2
239000011877 solvent mixture Substances 0.000 description 2
238000003756 stirring Methods 0.000 description 2
WNXJIVFYUVYPPR-UHFFFAOYSA-N 1,3-dioxolane Chemical compound C1COCO1 WNXJIVFYUVYPPR-UHFFFAOYSA-N 0.000 description 1
RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
241000894006 Bacteria Species 0.000 description 1
235000014653 Carica parviflora Nutrition 0.000 description 1
229920002284 Cellulose triacetate Polymers 0.000 description 1
241000243321 Cnidaria Species 0.000 description 1
241001634090 Lilium pumilum Species 0.000 description 1
239000004677 Nylon Substances 0.000 description 1
XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
SMEGJBVQLJJKKX-HOTMZDKISA-N [(2R,3S,4S,5R,6R)-5-acetyloxy-3,4,6-trihydroxyoxan-2-yl]methyl acetate Chemical compound CC(=O)OC[C@@H]1[C@H]([C@@H]([C@H]([C@@H](O1)O)OC(=O)C)O)O SMEGJBVQLJJKKX-HOTMZDKISA-N 0.000 description 1
NNLVGZFZQQXQNW-ADJNRHBOSA-N [(2r,3r,4s,5r,6s)-4,5-diacetyloxy-3-[(2s,3r,4s,5r,6r)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6s)-4,5,6-triacetyloxy-2-(acetyloxymethyl)oxan-3-yl]oxyoxan-2-yl]methyl acetate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](OC(C)=O)[C@H]1OC(C)=O)O[C@H]1[C@@H]([C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1)OC(C)=O)COC(=O)C)[C@@H]1[C@@H](COC(C)=O)O[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@H]1OC(C)=O NNLVGZFZQQXQNW-ADJNRHBOSA-N 0.000 description 1
-1 acetate ester Chemical group 0.000 description 1
KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 description 1
230000021736 acetylation Effects 0.000 description 1
238000006640 acetylation reaction Methods 0.000 description 1
230000001154 acute effect Effects 0.000 description 1
150000001298 alcohols Chemical class 0.000 description 1
WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
210000000601 blood cell Anatomy 0.000 description 1
230000001413 cellular effect Effects 0.000 description 1
238000005119 centrifugation Methods 0.000 description 1
230000008859 change Effects 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
239000011248 coating agent Substances 0.000 description 1
238000000576 coating method Methods 0.000 description 1
238000010276 construction Methods 0.000 description 1
239000003085 diluting agent Substances 0.000 description 1
238000009826 distribution Methods 0.000 description 1
238000003912 environmental pollution Methods 0.000 description 1
230000008020 evaporation Effects 0.000 description 1
239000000835 fiber Substances 0.000 description 1
239000006260 foam Substances 0.000 description 1
238000005194 fractionation Methods 0.000 description 1
238000001631 haemodialysis Methods 0.000 description 1
150000008282 halocarbons Chemical class 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
230000000322 hemodialysis Effects 0.000 description 1
230000002209 hydrophobic effect Effects 0.000 description 1
239000007924 injection Substances 0.000 description 1
238000002347 injection Methods 0.000 description 1
238000001000 micrograph Methods 0.000 description 1
239000012982 microporous membrane Substances 0.000 description 1
238000002156 mixing Methods 0.000 description 1
239000002808 molecular sieve Substances 0.000 description 1
229940078812 myristyl myristate Drugs 0.000 description 1
LYGJENNIWJXYER-UHFFFAOYSA-N nitromethane Chemical compound C[N+]([O-])=O LYGJENNIWJXYER-UHFFFAOYSA-N 0.000 description 1
229920001778 nylon Polymers 0.000 description 1
230000000149 penetrating effect Effects 0.000 description 1
230000000737 periodic effect Effects 0.000 description 1
239000012466 permeate Substances 0.000 description 1
238000000614 phase inversion technique Methods 0.000 description 1
238000005191 phase separation Methods 0.000 description 1
239000000049 pigment Substances 0.000 description 1
238000011084 recovery Methods 0.000 description 1
230000009467 reduction Effects 0.000 description 1
238000004062 sedimentation Methods 0.000 description 1
URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
238000007711 solidification Methods 0.000 description 1
230000008023 solidification Effects 0.000 description 1
DZKXJUASMGQEMA-UHFFFAOYSA-N tetradecyl tetradecanoate Chemical compound CCCCCCCCCCCCCCOC(=O)CCCCCCCCCCCCC DZKXJUASMGQEMA-UHFFFAOYSA-N 0.000 description 1
238000000108 ultra-filtration 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
- B01D69/04—Tubular membranes
- 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
- B01D67/0011—Casting solutions 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
- B01D67/0009—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
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0081—After-treatment of organic or inorganic membranes
- B01D67/0088—Physical treatment with compounds, e.g. swelling, coating or impregnation
- 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
- 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
- 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
- B01D69/087—Details relating to the spinning process
- 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
- B01D71/08—Polysaccharides
- B01D71/12—Cellulose derivatives
- B01D71/14—Esters of organic acids
- 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
- B01D71/08—Polysaccharides
- B01D71/12—Cellulose derivatives
- B01D71/14—Esters of organic acids
- B01D71/16—Cellulose acetate

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Dispersion Chemistry (AREA)
Inorganic Chemistry (AREA)
Separation Using Semi-Permeable Membranes (AREA)
Artificial Filaments (AREA)
External Artificial Organs (AREA)
Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

JP2440481A 1980-02-23 1981-02-23 Film comprising cellulose ester and method Granted JPS56134209A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE3006880A DE3006880C2 (de)	1980-02-23	1980-02-23	Plasmaphoresemembran

Publications (2)

Publication Number	Publication Date
JPS56134209A JPS56134209A (en)	1981-10-20
JPH035847B2 true JPH035847B2 (es)	1991-01-28

Family

ID=6095424

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP2440481A Granted JPS56134209A (en)	1980-02-23	1981-02-23	Film comprising cellulose ester and method

Country Status (13)

Country	Link
JP (1)	JPS56134209A (es)
AT (1)	AT381237B (es)
BE (1)	BE887603A (es)
CA (1)	CA1184716A (es)
CH (1)	CH647419A5 (es)
DE (1)	DE3006880C2 (es)
ES (2)	ES8201432A1 (es)
FR (1)	FR2476500B1 (es)
GB (1)	GB2069925B (es)
IT (1)	IT1170741B (es)
LU (1)	LU83157A1 (es)
NL (1)	NL8100701A (es)
SE (1)	SE8101127L (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3042110A1 (de) *	1980-11-07	1982-06-16	Akzo Gmbh, 5600 Wuppertal	Mikroporoese cellulosemembran
SE429441B (sv) *	1982-04-30	1983-09-05	Gambro Dialysatoren	Mikroporost halfibermenbran for plasmaferes, samt sett att framstella membranet
JPS60806A (ja) *	1983-06-17	1985-01-05	Teijin Ltd	血漿アルブミン選択透過性中空糸膜の製造法
JPS61106168A (ja) *	1984-10-30	1986-05-24	帝人株式会社	選択透過性中空糸膜及び血漿成分分離用中空糸膜の製造方法
JPS61293469A (ja) *	1985-06-21	1986-12-24	帝人株式会社	選択透過性中空糸膜及びそれを用いた血漿成分分離器
DE3842822A1 (de) *	1988-12-20	1990-07-05	Akzo Gmbh	Biocompatible dialysemembran aus einem gemischten polysaccharidester
EP0574699A2 (de) *	1992-05-20	1993-12-22	Akzo Nobel N.V.	Dialysemembran aus Celluloseacetat
EP0570826A1 (de) *	1992-05-20	1993-11-24	Akzo Nobel N.V.	Celluloseacetatmembranen

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS51112917A (en) *	1975-03-27	1976-10-05	Daicel Chem Ind Ltd	A process for producing hollow filaments for use in separation
JPS5255719A (en) *	1975-10-31	1977-05-07	Daicel Chem Ind Ltd	Hollow fibers having selective gas permeability and production thereof
JPS5289574A (en) *	1976-01-23	1977-07-27	Daicel Chem Ind Ltd	Production of hollow filament used for separation

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3709774A (en) *	1970-05-13	1973-01-09	Gen Electric	Preparation of asymmetric polymer membranes
US3724672A (en) *	1970-07-27	1973-04-03	R Leonard	Asymmetric hollow fiber membranes and method of fabrication
US3876738A (en) *	1973-07-18	1975-04-08	Amf Inc	Process for producing microporous films and products
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
GB1566581A (en) *	1975-12-29	1980-05-08	Nippon Zeon Co	Hollow fibres and methods of manufacturing such fibres
FR2410501A1 (fr) *	1976-11-15	1979-06-29	Monsanto Co	Membranes a composants multiples pour des separations de gaz
JPS546916A (en) *	1977-06-20	1979-01-19	Asahi Chem Ind Co Ltd	Hollow cellulose fibers and their production
JPS5411322A (en) *	1977-06-29	1979-01-27	Asahi Chem Ind Co Ltd	Hollow cellulose fibers and their production

1980
- 1980-02-23 DE DE3006880A patent/DE3006880C2/de not_active Expired
1981
- 1981-02-05 CH CH765/81A patent/CH647419A5/de not_active IP Right Cessation
- 1981-02-13 NL NL8100701A patent/NL8100701A/nl not_active Application Discontinuation
- 1981-02-20 SE SE8101127A patent/SE8101127L/xx not_active Application Discontinuation
- 1981-02-20 IT IT47856/81A patent/IT1170741B/it active
- 1981-02-20 ES ES499623A patent/ES8201432A1/es not_active Expired
- 1981-02-20 ES ES1981267109U patent/ES267109Y/es not_active Expired
- 1981-02-20 CA CA000371435A patent/CA1184716A/en not_active Expired
- 1981-02-20 FR FR8103456A patent/FR2476500B1/fr not_active Expired
- 1981-02-20 BE BE0/203854A patent/BE887603A/fr not_active IP Right Cessation
- 1981-02-20 GB GB8105455A patent/GB2069925B/en not_active Expired
- 1981-02-20 LU LU83157A patent/LU83157A1/de unknown
- 1981-02-23 AT AT0082481A patent/AT381237B/de not_active IP Right Cessation
- 1981-02-23 JP JP2440481A patent/JPS56134209A/ja active Granted

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS51112917A (en) *	1975-03-27	1976-10-05	Daicel Chem Ind Ltd	A process for producing hollow filaments for use in separation
JPS5255719A (en) *	1975-10-31	1977-05-07	Daicel Chem Ind Ltd	Hollow fibers having selective gas permeability and production thereof
JPS5289574A (en) *	1976-01-23	1977-07-27	Daicel Chem Ind Ltd	Production of hollow filament used for separation

Also Published As

Publication number	Publication date
ATA82481A (de)	1986-02-15
SE8101127L (sv)	1981-08-24
JPS56134209A (en)	1981-10-20
IT8147856A0 (it)	1981-02-20
DE3006880A1 (de)	1981-09-03
DE3006880C2 (de)	1986-10-09
ES499623A0 (es)	1981-12-16
CH647419A5 (de)	1985-01-31
ES8201432A1 (es)	1981-12-16
AT381237B (de)	1986-09-10
ES267109Y (es)	1983-08-16
IT1170741B (it)	1987-06-03
FR2476500B1 (fr)	1988-11-25
BE887603A (fr)	1981-06-15
CA1184716A (en)	1985-04-02
FR2476500A1 (fr)	1981-08-28
GB2069925A (en)	1981-09-03
NL8100701A (nl)	1981-09-16
LU83157A1 (de)	1981-06-05
GB2069925B (en)	1983-08-10
ES267109U (es)	1983-02-16

Publication	Publication Date	Title
EP0037836B1 (en)	1984-05-02	Polyvinylidene fluoride resin hollow filament microfilter and process for producing same
US5232601A (en)	1993-08-03	High flux hollow fiber membrane
US3676193A (en)	1972-07-11	Process for casting integrally supported tubular membranes
US3871950A (en)	1975-03-18	Hollow fibers of acrylonitrile polymers for ultrafilter and method for producing the same
US5240614A (en)	1993-08-31	Process for removing unwanted materials from fluids and for producing biological products
US6042783A (en)	2000-03-28	Hollow yarn membrane used for blood purification and blood purifier
JPH01148305A (ja)	1989-06-09	高文子多孔質中空糸及びそれを利用したウイルスの除去方法
US4181694A (en)	1980-01-01	Method for producing hollow fibers of acrylonitrile polymers for ultrafilter
RU2108144C1 (ru)	1998-04-10	Ацетатцеллюлозная полупроницаемая мембрана в виде полого волокна, способ изготовления половолоконной полупроницаемой ацетатцеллюлозной мембраны, гемодиализатор и прибор для обработки экстракорпоральной крови
JPH035847B2 (es)	1991-01-28
JP2542572B2 (ja)	1996-10-09	中空繊維
GB1565113A (en)	1980-04-16	Semipermeable membranes and method for producing same
GB2086798A (en)	1982-05-19	Microporous cellulose membrane
JP2941944B2 (ja)	1999-08-30	紡糸方法及びその製品
JPH078549B2 (ja)	1995-02-01	ポリフッ化ビニリデン系樹脂多孔性膜およびその製造方法
JP2703266B2 (ja)	1998-01-26	ポリスルホン中空繊維膜およびその製法
JPS5950364B2 (ja)	1984-12-07	限外「ろ」過膜およびその製造方法
US4830796A (en)	1989-05-16	Process for preparing a polyester-amide hollow fiber membrane
JP2530133B2 (ja)	1996-09-04	微孔性膜
JPS6160165B2 (es)	1986-12-19
JPH0631145A (ja)	1994-02-08	酢酸セルロースまたは酢酸セルロース誘導体からなる貫通する内部空隙を有する中空糸の形の透析膜およびその製造法
JP2512909B2 (ja)	1996-07-03	中空糸多孔質膜の製造方法
JP2710710B2 (ja)	1998-02-10	流体分離器
JPH0680205B2 (ja)	1994-10-12	中空繊維の製造方法
JPH0761423B2 (ja)	1995-07-05	中空糸コ−テイング方法