JPH0563211B2 - - Google Patents
Info
- Publication number
- JPH0563211B2 JPH0563211B2 JP20711690A JP20711690A JPH0563211B2 JP H0563211 B2 JPH0563211 B2 JP H0563211B2 JP 20711690 A JP20711690 A JP 20711690A JP 20711690 A JP20711690 A JP 20711690A JP H0563211 B2 JPH0563211 B2 JP H0563211B2
- Authority
- JP
- Japan
- Prior art keywords
- membrane
- polyolefin
- flat
- permeable membrane
- type permeable
- 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 - Lifetime
Links
- 239000012528 membrane Substances 0.000 claims description 126
- 239000011148 porous material Substances 0.000 claims description 49
- 229920000098 polyolefin Polymers 0.000 claims description 45
- 239000002245 particle Substances 0.000 claims description 18
- -1 polyethylene Polymers 0.000 claims description 18
- 239000010419 fine particle Substances 0.000 claims description 12
- 239000004743 Polypropylene Substances 0.000 claims description 11
- 229920001155 polypropylene Polymers 0.000 claims description 11
- 239000003484 crystal nucleating agent Substances 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 6
- 238000002425 crystallisation Methods 0.000 claims description 6
- 230000008025 crystallization Effects 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 5
- 230000001747 exhibiting effect Effects 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229920001577 copolymer Polymers 0.000 claims description 2
- 238000001879 gelation Methods 0.000 claims description 2
- 230000001568 sexual effect Effects 0.000 claims 1
- 210000002381 plasma Anatomy 0.000 description 30
- 238000001816 cooling Methods 0.000 description 16
- 102000009027 Albumins Human genes 0.000 description 13
- 108010088751 Albumins Proteins 0.000 description 13
- 238000000034 method Methods 0.000 description 13
- 239000012766 organic filler Substances 0.000 description 11
- 230000001717 pathogenic effect Effects 0.000 description 10
- 239000012510 hollow fiber Substances 0.000 description 9
- 229920002521 macromolecule Polymers 0.000 description 9
- 238000000926 separation method Methods 0.000 description 9
- 229920002307 Dextran Polymers 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- 238000012360 testing method Methods 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 229940057995 liquid paraffin Drugs 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 230000004907 flux Effects 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 5
- 238000011084 recovery Methods 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000012466 permeate Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000005191 phase separation Methods 0.000 description 3
- 229920002451 polyvinyl alcohol Polymers 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 238000002560 therapeutic procedure Methods 0.000 description 3
- 238000002834 transmittance Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- AJDIZQLSFPQPEY-UHFFFAOYSA-N 1,1,2-Trichlorotrifluoroethane Chemical compound FC(F)(Cl)C(F)(Cl)Cl AJDIZQLSFPQPEY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 241000283690 Bos taurus Species 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 102000007330 LDL Lipoproteins Human genes 0.000 description 2
- 108010007622 LDL Lipoproteins Proteins 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 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
- 210000000601 blood cell Anatomy 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 229940087101 dibenzylidene sorbitol Drugs 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000635 electron micrograph Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 238000004898 kneading Methods 0.000 description 2
- 239000002667 nucleating agent Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000002616 plasmapheresis Methods 0.000 description 2
- 229920005597 polymer membrane Polymers 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- UJPMYEOUBPIPHQ-UHFFFAOYSA-N 1,1,1-trifluoroethane Chemical compound CC(F)(F)F UJPMYEOUBPIPHQ-UHFFFAOYSA-N 0.000 description 1
- UGCSPKPEHQEOSR-UHFFFAOYSA-N 1,1,2,2-tetrachloro-1,2-difluoroethane Chemical compound FC(Cl)(Cl)C(F)(Cl)Cl UGCSPKPEHQEOSR-UHFFFAOYSA-N 0.000 description 1
- 208000023275 Autoimmune disease Diseases 0.000 description 1
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 206010019663 Hepatic failure Diseases 0.000 description 1
- 108060003951 Immunoglobulin Proteins 0.000 description 1
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical class CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 238000000862 absorption spectrum Methods 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- UMNKXPULIDJLSU-UHFFFAOYSA-N dichlorofluoromethane Chemical compound FC(Cl)Cl UMNKXPULIDJLSU-UHFFFAOYSA-N 0.000 description 1
- 229940099364 dichlorofluoromethane Drugs 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical compound CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- IDGUHHHQCWSQLU-UHFFFAOYSA-N ethanol;hydrate Chemical compound O.CCO IDGUHHHQCWSQLU-UHFFFAOYSA-N 0.000 description 1
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 1
- 235000012438 extruded product Nutrition 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 239000003779 heat-resistant material Substances 0.000 description 1
- ZSIAUFGUXNUGDI-UHFFFAOYSA-N hexan-1-ol Chemical class CCCCCCO ZSIAUFGUXNUGDI-UHFFFAOYSA-N 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 238000004128 high performance liquid chromatography Methods 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 102000018358 immunoglobulin Human genes 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 230000002458 infectious effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 208000007903 liver failure Diseases 0.000 description 1
- 231100000835 liver failure Toxicity 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 206010028417 myasthenia gravis Diseases 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical class CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 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
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000004627 regenerated cellulose Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 206010039073 rheumatoid arthritis Diseases 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000600 sorbitol Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 description 1
- 229940029284 trichlorofluoromethane Drugs 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000004711 α-olefin Substances 0.000 description 1
Description
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20711690A JPH03174230A (ja) | 1984-11-09 | 1990-08-03 | å¹³èåééæ§è |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59236180A JPS61114702A (ja) | 1984-11-09 | 1984-11-09 | å¹³èåééæ§èã®è£œé æ¹æ³ |
JP20711690A JPH03174230A (ja) | 1984-11-09 | 1990-08-03 | å¹³èåééæ§è |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59236180A Division JPS61114702A (ja) | 1958-08-29 | 1984-11-09 | å¹³èåééæ§èã®è£œé æ¹æ³ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH03174230A JPH03174230A (ja) | 1991-07-29 |
JPH0563211B2 true JPH0563211B2 (ja) | 1993-09-10 |
Family
ID=16996953
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59236180A Granted JPS61114702A (ja) | 1958-08-29 | 1984-11-09 | å¹³èåééæ§èã®è£œé æ¹æ³ |
JP20711690A Granted JPH03174230A (ja) | 1984-11-09 | 1990-08-03 | å¹³èåééæ§è |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59236180A Granted JPS61114702A (ja) | 1958-08-29 | 1984-11-09 | å¹³èåééæ§èã®è£œé æ¹æ³ |
Country Status (1)
Country | Link |
---|---|
JP (2) | JPS61114702A (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0790153B2 (ja) * | 1986-04-28 | 1995-10-04 | äžè±ååŠæ ªåŒäŒç€Ÿ | ããªãªã¬ãã€ã³è£œééèåã³ãã®è£œé æ¹æ³ |
CN103657440B (zh) * | 2012-09-07 | 2016-06-29 | äžåœç³æ²¹åå·¥è¡ä»œæéå ¬åž | äžç§èäžç¯å¹³æ¿å€åèçå¶å€æ¹æ³ |
US20200139309A1 (en) * | 2018-11-01 | 2020-05-07 | Entegris, Inc. | Porous polyethylene filter membrane with asymmetric pore structure, and related filters and methods |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5832171B2 (ja) * | 1976-06-24 | 1983-07-11 | æåææ ªåŒäŒç€Ÿ | å€åèã®è£œé æ¹æ³ |
JPS5560537A (en) * | 1978-10-30 | 1980-05-07 | Teijin Ltd | Preparation of porous membrane |
ZA837304B (en) * | 1982-09-30 | 1985-05-29 | Extracorporeal Med Spec | Semipermeable membranes and method of making the same |
US4490431A (en) * | 1982-11-03 | 1984-12-25 | Akzona Incorporated | 0.1 Micron rated polypropylene membrane and method for its preparation |
-
1984
- 1984-11-09 JP JP59236180A patent/JPS61114702A/ja active Granted
-
1990
- 1990-08-03 JP JP20711690A patent/JPH03174230A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS61114702A (ja) | 1986-06-02 |
JPH03174230A (ja) | 1991-07-29 |
JPH0513689B2 (ja) | 1993-02-23 |
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