JPH0567330B2 - - Google Patents
Info
- Publication number
- JPH0567330B2 JPH0567330B2 JP19431787A JP19431787A JPH0567330B2 JP H0567330 B2 JPH0567330 B2 JP H0567330B2 JP 19431787 A JP19431787 A JP 19431787A JP 19431787 A JP19431787 A JP 19431787A JP H0567330 B2 JPH0567330 B2 JP H0567330B2
- Authority
- JP
- Japan
- Prior art keywords
- porous membrane
- hydrophilic
- polymer
- producing
- hydrophilic 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 - Lifetime
Links
- 239000012528 membrane Substances 0.000 claims description 137
- 229920001577 copolymer Polymers 0.000 claims description 48
- 229920001600 hydrophobic polymer Polymers 0.000 claims description 46
- 229920001477 hydrophilic polymer Polymers 0.000 claims description 40
- 238000004519 manufacturing process Methods 0.000 claims description 28
- 239000002904 solvent Substances 0.000 claims description 28
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 21
- 239000000243 solution Substances 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 239000007864 aqueous solution Substances 0.000 claims description 18
- 229920000642 polymer Polymers 0.000 claims description 18
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 claims description 17
- 239000011248 coating agent Substances 0.000 claims description 17
- 238000000576 coating method Methods 0.000 claims description 17
- 239000001863 hydroxypropyl cellulose Substances 0.000 claims description 17
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 claims description 17
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 16
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 14
- 239000002033 PVDF binder Substances 0.000 claims description 14
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 14
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 9
- 239000001856 Ethyl cellulose Substances 0.000 claims description 8
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 claims description 8
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 claims description 8
- 239000004354 Hydroxyethyl cellulose Substances 0.000 claims description 8
- 239000002202 Polyethylene glycol Substances 0.000 claims description 8
- 229920001249 ethyl cellulose Polymers 0.000 claims description 8
- 235000019325 ethyl cellulose Nutrition 0.000 claims description 8
- 235000011187 glycerol Nutrition 0.000 claims description 8
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 claims description 8
- 239000001866 hydroxypropyl methyl cellulose Substances 0.000 claims description 8
- 229920003088 hydroxypropyl methyl cellulose Polymers 0.000 claims description 8
- 235000010979 hydroxypropyl methyl cellulose Nutrition 0.000 claims description 8
- UFVKGYZPFZQRLF-UHFFFAOYSA-N hydroxypropyl methyl cellulose Chemical compound OC1C(O)C(OC)OC(CO)C1OC1C(O)C(O)C(OC2C(C(O)C(OC3C(C(O)C(O)C(CO)O3)O)C(CO)O2)O)C(CO)O1 UFVKGYZPFZQRLF-UHFFFAOYSA-N 0.000 claims description 8
- 229920000609 methyl cellulose Polymers 0.000 claims description 8
- 239000001923 methylcellulose Substances 0.000 claims description 8
- 235000010981 methylcellulose Nutrition 0.000 claims description 8
- 229920001223 polyethylene glycol Polymers 0.000 claims description 8
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 8
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 8
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 8
- 229920000098 polyolefin Polymers 0.000 claims description 7
- 229920002554 vinyl polymer Polymers 0.000 claims description 7
- 230000001747 exhibiting effect Effects 0.000 claims description 6
- 150000001298 alcohols Chemical class 0.000 claims description 5
- 238000007127 saponification reaction Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- LNAZSHAWQACDHT-XIYTZBAFSA-N (2r,3r,4s,5r,6s)-4,5-dimethoxy-2-(methoxymethyl)-3-[(2s,3r,4s,5r,6r)-3,4,5-trimethoxy-6-(methoxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6r)-4,5,6-trimethoxy-2-(methoxymethyl)oxan-3-yl]oxyoxane Chemical compound CO[C@@H]1[C@@H](OC)[C@H](OC)[C@@H](COC)O[C@H]1O[C@H]1[C@H](OC)[C@@H](OC)[C@H](O[C@H]2[C@@H]([C@@H](OC)[C@H](OC)O[C@@H]2COC)OC)O[C@@H]1COC LNAZSHAWQACDHT-XIYTZBAFSA-N 0.000 claims description 2
- 239000011148 porous material Substances 0.000 description 32
- 230000002209 hydrophobic effect Effects 0.000 description 18
- 238000001802 infusion Methods 0.000 description 15
- 238000000034 method Methods 0.000 description 14
- 238000011282 treatment Methods 0.000 description 13
- 230000000052 comparative effect Effects 0.000 description 11
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical group OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 description 7
- 239000012153 distilled water Substances 0.000 description 7
- 230000035699 permeability Effects 0.000 description 7
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 6
- -1 alkalis Substances 0.000 description 6
- 239000008103 glucose Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 229920002678 cellulose Polymers 0.000 description 5
- 239000001913 cellulose Substances 0.000 description 5
- 230000008595 infiltration Effects 0.000 description 4
- 238000001764 infiltration Methods 0.000 description 4
- 239000000178 monomer Substances 0.000 description 4
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229920003169 water-soluble polymer Polymers 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 2
- 241000233866 Fungi Species 0.000 description 2
- 229920003114 HPC-L Polymers 0.000 description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- CALWOYBZYFNRDN-UHFFFAOYSA-N ethenol;ethenyl acetate Chemical compound OC=C.CC(=O)OC=C CALWOYBZYFNRDN-UHFFFAOYSA-N 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 239000003978 infusion fluid Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- PYVHTIWHNXTVPF-UHFFFAOYSA-N F.F.F.F.C=C Chemical compound F.F.F.F.C=C PYVHTIWHNXTVPF-UHFFFAOYSA-N 0.000 description 1
- 229920006370 Kynar Polymers 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000502 dialysis Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical group FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010559 graft polymerization reaction Methods 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 239000011118 polyvinyl acetate Substances 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 239000000843 powder Substances 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
- 238000000926 separation method Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
Description
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質èã®è£œé æ¹æ³ã
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19431787A JPS6438103A (en) | 1987-08-05 | 1987-08-05 | Hydrophilic porous film and its production |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19431787A JPS6438103A (en) | 1987-08-05 | 1987-08-05 | Hydrophilic porous film and its production |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6438103A JPS6438103A (en) | 1989-02-08 |
JPH0567330B2 true JPH0567330B2 (ja) | 1993-09-24 |
Family
ID=16322590
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19431787A Granted JPS6438103A (en) | 1987-08-05 | 1987-08-05 | Hydrophilic porous film and its production |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6438103A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1101748A1 (en) | 1999-11-19 | 2001-05-23 | Central Glass Company, Limited | Article with antifogging film and process for producing same |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5522991A (en) * | 1994-07-20 | 1996-06-04 | Millipore Investment Holdings Limited | Cellulosic ultrafiltration membrane |
US6531215B2 (en) | 1999-11-19 | 2003-03-11 | Central Glass Company, Limited | Article with antifogging film and process for producing same |
CA2572492A1 (en) * | 2004-06-28 | 2006-01-05 | Kureha Corporation | Porous membrane for water treatment and method of manufacturing the same |
CN100548455C (zh) * | 2004-09-30 | 2009-10-14 | 麊å 马æ¯ç¹å€§åŠ | å æ¬å±ç¶äº²æ°Žæ§æ¶å±çå€åææ |
JP4781691B2 (ja) * | 2005-03-01 | 2011-09-28 | æ ªåŒäŒç€Ÿã¯ã¬ã | å€å質èããã³ãã®è£œé æ¹æ³ |
US20070084788A1 (en) * | 2005-10-14 | 2007-04-19 | Millipore Corporation | Ultrafiltration membranes and methods of making and use of ultrafiltration membranes |
JP5403444B1 (ja) | 2012-11-15 | 2014-01-29 | æ±æŽçŽ¡æ ªåŒäŒç€Ÿ | å€å質äžç©ºç³žè |
-
1987
- 1987-08-05 JP JP19431787A patent/JPS6438103A/ja active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1101748A1 (en) | 1999-11-19 | 2001-05-23 | Central Glass Company, Limited | Article with antifogging film and process for producing same |
EP1477466A1 (en) | 1999-11-19 | 2004-11-17 | Central Glass Company, Limited | Article with antifogging film and process for producing same |
Also Published As
Publication number | Publication date |
---|---|
JPS6438103A (en) | 1989-02-08 |
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