JPH0436733B2 - - Google Patents
Info
- Publication number
- JPH0436733B2 JPH0436733B2 JP58041890A JP4189083A JPH0436733B2 JP H0436733 B2 JPH0436733 B2 JP H0436733B2 JP 58041890 A JP58041890 A JP 58041890A JP 4189083 A JP4189083 A JP 4189083A JP H0436733 B2 JPH0436733 B2 JP H0436733B2
- Authority
- JP
- Japan
- Prior art keywords
- precision filtration
- polyester
- filtration membrane
- polyester urethane
- approximately
- 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
- 238000001914 filtration Methods 0.000 claims description 35
- 239000012528 membrane Substances 0.000 claims description 29
- 229920000728 polyester Polymers 0.000 claims description 25
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 claims description 15
- 239000011148 porous material Substances 0.000 claims description 14
- -1 polyethylene adipate Polymers 0.000 claims description 11
- 239000004970 Chain extender Substances 0.000 claims description 5
- 125000005442 diisocyanate group Chemical group 0.000 claims description 5
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 229920000921 polyethylene adipate Polymers 0.000 claims description 4
- WTPYFJNYAMXZJG-UHFFFAOYSA-N 2-[4-(2-hydroxyethoxy)phenoxy]ethanol Chemical compound OCCOC1=CC=C(OCCO)C=C1 WTPYFJNYAMXZJG-UHFFFAOYSA-N 0.000 claims description 3
- 239000004305 biphenyl Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 8
- 235000014680 Saccharomyces cerevisiae Nutrition 0.000 description 8
- 239000000243 solution Substances 0.000 description 6
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- 229920002678 cellulose Polymers 0.000 description 3
- 235000010980 cellulose Nutrition 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- SBJCUZQNHOLYMD-UHFFFAOYSA-N 1,5-Naphthalene diisocyanate Chemical compound C1=CC=C2C(N=C=O)=CC=CC2=C1N=C=O SBJCUZQNHOLYMD-UHFFFAOYSA-N 0.000 description 1
- 241000195649 Chlorella <Chlorellales> Species 0.000 description 1
- 241000224432 Entamoeba histolytica Species 0.000 description 1
- 239000004606 Fillers/Extenders Substances 0.000 description 1
- 239000000020 Nitrocellulose Substances 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 241000235070 Saccharomyces Species 0.000 description 1
- 241000223996 Toxoplasma Species 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
- 229940081735 acetylcellulose Drugs 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- JXCHMDATRWUOAP-UHFFFAOYSA-N diisocyanatomethylbenzene Chemical compound O=C=NC(N=C=O)C1=CC=CC=C1 JXCHMDATRWUOAP-UHFFFAOYSA-N 0.000 description 1
- 238000001493 electron microscopy Methods 0.000 description 1
- 229940007078 entamoeba histolytica Drugs 0.000 description 1
- 210000003743 erythrocyte Anatomy 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 150000002483 hydrogen compounds Chemical class 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 229920001220 nitrocellulos Polymers 0.000 description 1
- 229920001610 polycaprolactone Polymers 0.000 description 1
- 239000004632 polycaprolactone Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research 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
- 239000002904 solvent Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
- 239000003190 viscoelastic substance Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Landscapes
- Filtering Materials (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4189083A JPS59169508A (ja) | 1983-03-14 | 1983-03-14 | 精密ロ過膜 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4189083A JPS59169508A (ja) | 1983-03-14 | 1983-03-14 | 精密ロ過膜 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59169508A JPS59169508A (ja) | 1984-09-25 |
| JPH0436733B2 true JPH0436733B2 (tr) | 1992-06-17 |
Family
ID=12620873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4189083A Granted JPS59169508A (ja) | 1983-03-14 | 1983-03-14 | 精密ロ過膜 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59169508A (tr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7018931B2 (ja) * | 2016-08-09 | 2022-02-14 | ソルベイ スペシャルティ ポリマーズ イタリー エス．ピー．エー． | 多孔質膜 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4888077A (tr) * | 1972-02-24 | 1973-11-19 | ||
| JPS51102261A (en) * | 1974-12-21 | 1976-09-09 | Bischofsheim Chemie Anlagen | Fuirutaa |
-
1983
- 1983-03-14 JP JP4189083A patent/JPS59169508A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4888077A (tr) * | 1972-02-24 | 1973-11-19 | ||
| JPS51102261A (en) * | 1974-12-21 | 1976-09-09 | Bischofsheim Chemie Anlagen | Fuirutaa |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59169508A (ja) | 1984-09-25 |
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