JPS6075307A - 半透膜 - Google Patents
半透膜Info
- Publication number
- JPS6075307A JPS6075307A JP16283884A JP16283884A JPS6075307A JP S6075307 A JPS6075307 A JP S6075307A JP 16283884 A JP16283884 A JP 16283884A JP 16283884 A JP16283884 A JP 16283884A JP S6075307 A JPS6075307 A JP S6075307A
- Authority
- JP
- Japan
- Prior art keywords
- membrane
- reaction
- polymer
- group
- reverse osmosis
- 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.)
- Granted
Links
- 239000012528 membrane Substances 0.000 claims abstract description 60
- 238000006243 chemical reaction Methods 0.000 claims abstract description 35
- 229920000642 polymer Polymers 0.000 claims abstract description 35
- 238000004132 cross linking Methods 0.000 claims abstract description 13
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims abstract description 6
- 125000003118 aryl group Chemical group 0.000 claims abstract description 5
- 125000003277 amino group Chemical group 0.000 claims abstract description 4
- 125000002723 alicyclic group Chemical group 0.000 claims abstract description 3
- 125000001931 aliphatic group Chemical group 0.000 claims abstract description 3
- 125000000623 heterocyclic group Chemical group 0.000 claims abstract description 3
- 150000001875 compounds Chemical class 0.000 claims description 6
- 125000003396 thiol group Chemical group [H]S* 0.000 claims description 2
- 238000001223 reverse osmosis Methods 0.000 abstract description 24
- 229920000570 polyether Polymers 0.000 abstract description 10
- 239000004721 Polyphenylene oxide Substances 0.000 abstract description 9
- 229910052801 chlorine Inorganic materials 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 abstract description 4
- 238000000108 ultra-filtration Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 21
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 18
- 238000004519 manufacturing process Methods 0.000 description 17
- 239000000243 solution Substances 0.000 description 17
- 239000002131 composite material Substances 0.000 description 16
- 229920002492 poly(sulfone) Polymers 0.000 description 16
- 239000002253 acid Substances 0.000 description 15
- 239000000463 material Substances 0.000 description 10
- 239000007864 aqueous solution Substances 0.000 description 9
- 239000010408 film Substances 0.000 description 9
- 239000000126 substance Substances 0.000 description 9
- 239000000203 mixture Substances 0.000 description 8
- 239000002904 solvent Substances 0.000 description 8
- 239000003054 catalyst Substances 0.000 description 7
- 239000003153 chemical reaction reagent Substances 0.000 description 7
- 125000000524 functional group Chemical group 0.000 description 7
- -1 polyvinylene carbonate Polymers 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 238000004566 IR spectroscopy Methods 0.000 description 5
- 239000007795 chemical reaction product Substances 0.000 description 5
- GHMLBKRAJCXXBS-UHFFFAOYSA-N resorcinol Chemical compound OC1=CC=CC(O)=C1 GHMLBKRAJCXXBS-UHFFFAOYSA-N 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- UZFMOKQJFYMBGY-UHFFFAOYSA-N 4-hydroxy-TEMPO Chemical compound CC1(C)CC(O)CC(C)(C)N1[O] UZFMOKQJFYMBGY-UHFFFAOYSA-N 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 239000003431 cross linking reagent Substances 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 238000000921 elemental analysis Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000002861 polymer material Substances 0.000 description 4
- 239000011780 sodium chloride Substances 0.000 description 4
- 239000002351 wastewater Substances 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-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
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000000370 acceptor Substances 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 239000000460 chlorine Substances 0.000 description 3
- XPFVYQJUAUNWIW-UHFFFAOYSA-N furfuryl alcohol Chemical compound OCC1=CC=CO1 XPFVYQJUAUNWIW-UHFFFAOYSA-N 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- OJZQOQNSUZLSMV-UHFFFAOYSA-N (3-aminophenyl)methanol Chemical compound NC1=CC=CC(CO)=C1 OJZQOQNSUZLSMV-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 238000012696 Interfacial polycondensation Methods 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 150000008064 anhydrides Chemical class 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000001273 butane Substances 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 238000006757 chemical reactions by type Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000012433 hydrogen halide Substances 0.000 description 2
- 229910000039 hydrogen halide Inorganic materials 0.000 description 2
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 239000012264 purified product Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229920013730 reactive polymer Polymers 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000013535 sea water Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- RPAJSBKBKSSMLJ-DFWYDOINSA-N (2s)-2-aminopentanedioic acid;hydrochloride Chemical class Cl.OC(=O)[C@@H](N)CCC(O)=O RPAJSBKBKSSMLJ-DFWYDOINSA-N 0.000 description 1
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 1
- NGNBDVOYPDDBFK-UHFFFAOYSA-N 2-[2,4-di(pentan-2-yl)phenoxy]acetyl chloride Chemical compound CCCC(C)C1=CC=C(OCC(Cl)=O)C(C(C)CCC)=C1 NGNBDVOYPDDBFK-UHFFFAOYSA-N 0.000 description 1
- 125000006291 3-hydroxybenzyl group Chemical group [H]OC1=C([H])C([H])=C([H])C(=C1[H])C([H])([H])* 0.000 description 1
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- 229910015900 BF3 Inorganic materials 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 241001070941 Castanea Species 0.000 description 1
- 235000014036 Castanea Nutrition 0.000 description 1
- 241000282693 Cercopithecidae Species 0.000 description 1
- 201000003762 Chilblain lupus Diseases 0.000 description 1
- AHJKRLASYNVKDZ-UHFFFAOYSA-N DDD Chemical compound C=1C=C(Cl)C=CC=1C(C(Cl)Cl)C1=CC=C(Cl)C=C1 AHJKRLASYNVKDZ-UHFFFAOYSA-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
- ZLSWBLPERHFHIS-UHFFFAOYSA-N Fenoprop Chemical compound OC(=O)C(C)OC1=CC(Cl)=C(Cl)C=C1Cl ZLSWBLPERHFHIS-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 239000002841 Lewis acid Substances 0.000 description 1
- 240000000233 Melia azedarach Species 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004693 Polybenzimidazole Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 108010013381 Porins Proteins 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- 101001061465 Syntrichia ruralis Probable 1-Cys peroxiredoxin Proteins 0.000 description 1
- 241000270666 Testudines Species 0.000 description 1
- 241000534944 Thia Species 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- WDIHJSXYQDMJHN-UHFFFAOYSA-L barium chloride Chemical compound [Cl-].[Cl-].[Ba+2] WDIHJSXYQDMJHN-UHFFFAOYSA-L 0.000 description 1
- 229910001626 barium chloride Inorganic materials 0.000 description 1
- FDQSRULYDNDXQB-UHFFFAOYSA-N benzene-1,3-dicarbonyl chloride Chemical compound ClC(=O)C1=CC=CC(C(Cl)=O)=C1 FDQSRULYDNDXQB-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- WTEOIRVLGSZEPR-UHFFFAOYSA-N boron trifluoride Chemical compound FB(F)F WTEOIRVLGSZEPR-UHFFFAOYSA-N 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- QTCANKDTWWSCMR-UHFFFAOYSA-N costic aldehyde Natural products C1CCC(=C)C2CC(C(=C)C=O)CCC21C QTCANKDTWWSCMR-UHFFFAOYSA-N 0.000 description 1
- 229920006037 cross link polymer Polymers 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- MGNCLNQXLYJVJD-UHFFFAOYSA-N cyanuric chloride Chemical compound ClC1=NC(Cl)=NC(Cl)=N1 MGNCLNQXLYJVJD-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- RBOXVHNMENFORY-DNJOTXNNSA-N dihydrocodeine Chemical compound C([C@H]1[C@H](N(CC[C@@]112)C)C3)C[C@H](O)[C@@H]1OC1=C2C3=CC=C1OC RBOXVHNMENFORY-DNJOTXNNSA-N 0.000 description 1
- 229960000920 dihydrocodeine Drugs 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- MOTZDAYCYVMXPC-UHFFFAOYSA-N dodecyl hydrogen sulfate Chemical compound CCCCCCCCCCCCOS(O)(=O)=O MOTZDAYCYVMXPC-UHFFFAOYSA-N 0.000 description 1
- 238000004070 electrodeposition Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- GNBHRKFJIUUOQI-UHFFFAOYSA-N fluorescein Chemical compound O1C(=O)C2=CC=CC=C2C21C1=CC=C(O)C=C1OC1=CC(O)=CC=C21 GNBHRKFJIUUOQI-UHFFFAOYSA-N 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 239000001963 growth medium Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 150000002431 hydrogen Chemical group 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 150000007529 inorganic bases Chemical class 0.000 description 1
- 230000003601 intercostal effect Effects 0.000 description 1
- ISTFUJWTQAMRGA-UHFFFAOYSA-N iso-beta-costal Natural products C1C(C(=C)C=O)CCC2(C)CCCC(C)=C21 ISTFUJWTQAMRGA-UHFFFAOYSA-N 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000002346 layers by function Substances 0.000 description 1
- 150000007517 lewis acids Chemical class 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 239000004584 polyacrylic acid Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000412 polyarylene Polymers 0.000 description 1
- 229920002480 polybenzimidazole Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 102000007739 porin activity proteins Human genes 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 150000003141 primary amines Chemical class 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 238000001226 reprecipitation Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- UMFCIIBZHQXRCJ-NSCUHMNNSA-N trans-anol Chemical compound C\C=C\C1=CC=C(O)C=C1 UMFCIIBZHQXRCJ-NSCUHMNNSA-N 0.000 description 1
- PJANXHGTPQOBST-VAWYXSNFSA-N trans-stilbene Chemical group C=1C=CC=CC=1/C=C/C1=CC=CC=C1 PJANXHGTPQOBST-VAWYXSNFSA-N 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- IMFACGCPASFAPR-UHFFFAOYSA-N tributylamine Chemical compound CCCCN(CCCC)CCCC IMFACGCPASFAPR-UHFFFAOYSA-N 0.000 description 1
- 210000000626 ureter Anatomy 0.000 description 1
- 229920003169 water-soluble polymer Polymers 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polyethers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16283884A JPS6075307A (ja) | 1984-08-03 | 1984-08-03 | 半透膜 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16283884A JPS6075307A (ja) | 1984-08-03 | 1984-08-03 | 半透膜 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP52134142A Division JPS6028521B2 (ja) | 1977-11-10 | 1977-11-10 | 半透膜 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6075307A true JPS6075307A (ja) | 1985-04-27 |
| JPS6117521B2 JPS6117521B2 (enExample) | 1986-05-08 |
Family
ID=15762203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16283884A Granted JPS6075307A (ja) | 1984-08-03 | 1984-08-03 | 半透膜 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6075307A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5178649A (en) * | 1989-12-21 | 1993-01-12 | The Dow Chemical Company | Poly(arylene ether ketimine) gas separation membranes |
-
1984
- 1984-08-03 JP JP16283884A patent/JPS6075307A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5178649A (en) * | 1989-12-21 | 1993-01-12 | The Dow Chemical Company | Poly(arylene ether ketimine) gas separation membranes |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6117521B2 (enExample) | 1986-05-08 |
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