CN1013478B - 改进的气体分离渗透膜 - Google Patents
改进的气体分离渗透膜Info
- Publication number
- CN1013478B CN1013478B CN88106374A CN88106374A CN1013478B CN 1013478 B CN1013478 B CN 1013478B CN 88106374 A CN88106374 A CN 88106374A CN 88106374 A CN88106374 A CN 88106374A CN 1013478 B CN1013478 B CN 1013478B
- Authority
- CN
- China
- Prior art keywords
- film
- gas
- membrane
- composite membrane
- supporting layer
- 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
Links
- 238000000926 separation method Methods 0.000 title claims abstract description 53
- 239000012528 membrane Substances 0.000 claims abstract description 169
- 239000002131 composite material Substances 0.000 claims abstract description 80
- 239000000463 material Substances 0.000 claims abstract description 53
- 230000008961 swelling Effects 0.000 claims abstract description 32
- 230000009477 glass transition Effects 0.000 claims abstract description 16
- 239000007789 gas Substances 0.000 claims description 110
- 229920002492 poly(sulfone) Polymers 0.000 claims description 49
- 230000035699 permeability Effects 0.000 claims description 45
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 44
- 238000000034 method Methods 0.000 claims description 41
- 239000000203 mixture Substances 0.000 claims description 28
- 235000012489 doughnuts Nutrition 0.000 claims description 26
- 239000001257 hydrogen Substances 0.000 claims description 23
- 229910052739 hydrogen Inorganic materials 0.000 claims description 23
- 229910052757 nitrogen Inorganic materials 0.000 claims description 22
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 20
- 238000002360 preparation method Methods 0.000 claims description 19
- 238000001035 drying Methods 0.000 claims description 15
- 229920002301 cellulose acetate Polymers 0.000 claims description 14
- 230000008595 infiltration Effects 0.000 claims description 13
- 238000001764 infiltration Methods 0.000 claims description 13
- 230000008569 process Effects 0.000 claims description 13
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 12
- 230000004048 modification Effects 0.000 claims description 12
- 238000012986 modification Methods 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 11
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 10
- 230000015556 catabolic process Effects 0.000 claims description 10
- 230000006378 damage Effects 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 238000012545 processing Methods 0.000 claims description 9
- 239000012510 hollow fiber Substances 0.000 claims description 8
- 239000012466 permeate Substances 0.000 claims description 7
- 238000005406 washing Methods 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 239000001569 carbon dioxide Substances 0.000 claims description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 229920000642 polymer Polymers 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 150000002431 hydrogen Chemical class 0.000 claims description 3
- 229920001230 polyarylate Polymers 0.000 claims description 3
- -1 polyphenylene oxygen Polymers 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 claims description 3
- 239000011261 inert gas Substances 0.000 claims description 2
- 229920002545 silicone oil Polymers 0.000 claims description 2
- 229920006254 polymer film Polymers 0.000 claims 2
- 238000005755 formation reaction Methods 0.000 claims 1
- 230000006872 improvement Effects 0.000 claims 1
- 238000000151 deposition Methods 0.000 abstract 2
- 238000005056 compaction Methods 0.000 abstract 1
- 230000008021 deposition Effects 0.000 abstract 1
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 238000000576 coating method Methods 0.000 description 63
- 239000011248 coating agent Substances 0.000 description 62
- 239000010410 layer Substances 0.000 description 55
- 239000000835 fiber Substances 0.000 description 36
- 238000010438 heat treatment Methods 0.000 description 34
- 239000002904 solvent Substances 0.000 description 18
- 238000005516 engineering process Methods 0.000 description 12
- KFZMGEQAYNKOFK-UHFFFAOYSA-N isopropyl alcohol Natural products CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 10
- 238000009987 spinning Methods 0.000 description 10
- 239000002987 primer (paints) Substances 0.000 description 9
- 238000012360 testing method Methods 0.000 description 7
- 150000001875 compounds Chemical class 0.000 description 6
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 230000002950 deficient Effects 0.000 description 5
- QGBSISYHAICWAH-UHFFFAOYSA-N dicyandiamide Chemical class NC(N)=NC#N QGBSISYHAICWAH-UHFFFAOYSA-N 0.000 description 4
- 239000001307 helium Substances 0.000 description 4
- 229910052734 helium Inorganic materials 0.000 description 4
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 3
- 239000008199 coating composition Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- JSRLCNHTWASAJT-UHFFFAOYSA-N helium;molecular nitrogen Chemical compound [He].N#N JSRLCNHTWASAJT-UHFFFAOYSA-N 0.000 description 3
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 3
- 239000004926 polymethyl methacrylate Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000010791 quenching Methods 0.000 description 3
- 230000000171 quenching effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 239000004734 Polyphenylene sulfide Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- LYGJENNIWJXYER-UHFFFAOYSA-N nitromethane Chemical compound C[N+]([O-])=O LYGJENNIWJXYER-UHFFFAOYSA-N 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 229920000191 poly(N-vinyl pyrrolidone) Polymers 0.000 description 2
- 229920000069 polyphenylene sulfide Polymers 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- WSWCOQWTEOXDQX-MQQKCMAXSA-M (E,E)-sorbate Chemical compound C\C=C\C=C\C([O-])=O WSWCOQWTEOXDQX-MQQKCMAXSA-M 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- VJMAITQRABEEKP-UHFFFAOYSA-N [6-(phenylmethoxymethyl)-1,4-dioxan-2-yl]methyl acetate Chemical compound O1C(COC(=O)C)COCC1COCC1=CC=CC=C1 VJMAITQRABEEKP-UHFFFAOYSA-N 0.000 description 1
- 229920006221 acetate fiber Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000031709 bromination Effects 0.000 description 1
- 238000005893 bromination reaction Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 238000001891 gel spinning Methods 0.000 description 1
- WFKAJVHLWXSISD-UHFFFAOYSA-N isobutyramide Chemical compound CC(C)C(N)=O WFKAJVHLWXSISD-UHFFFAOYSA-N 0.000 description 1
- 239000008141 laxative Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229920005597 polymer membrane Polymers 0.000 description 1
- 229920006380 polyphenylene oxide Polymers 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000001543 purgative effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000013557 residual solvent Substances 0.000 description 1
- 230000009183 running Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 229940075554 sorbate Drugs 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000002910 structure generation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- 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
- B01D71/66—Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only
- B01D71/68—Polysulfones; Polyethersulfones
-
- 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
- B01D67/0083—Thermal after-treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/22—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion
- B01D53/228—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion characterised by specific 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
- B01D69/12—Composite membranes; Ultra-thin membranes
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/080,476 US4881954A (en) | 1987-07-31 | 1987-07-31 | Permeable membranes for enhanced gas separation |
| US080,476 | 1987-07-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1031191A CN1031191A (zh) | 1989-02-22 |
| CN1013478B true CN1013478B (zh) | 1991-08-14 |
Family
ID=22157615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN88106374A Expired CN1013478B (zh) | 1987-07-31 | 1988-07-29 | 改进的气体分离渗透膜 |
Country Status (10)
Families Citing this family (41)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4863761A (en) * | 1988-02-23 | 1989-09-05 | Air Products And Chemicals, Inc. | Continuous process for making coated composite hollow fiber membranes |
| DE3927138A1 (de) * | 1989-08-17 | 1991-02-21 | Bayer Ag | Folien aus polyarylensulfid-mischungen und ihre verwendung zur gastrennung |
| US5108464A (en) * | 1989-09-19 | 1992-04-28 | Bend Research, Inc. | Countercurrent dehydration by hollow fibers |
| US4941893B1 (en) * | 1989-09-19 | 1996-07-30 | Advanced Silicon Materials Inc | Gas separation by semi-permeable membranes |
| US5009678A (en) * | 1989-10-31 | 1991-04-23 | Union Carbide Industrial Gases Technology Corporation | Process for recovery of ammonia from an ammonia-containing gas mixture |
| US5067971A (en) * | 1990-02-12 | 1991-11-26 | Union Carbide Industrial Gases Technology Corporation | Process for dehydration of gases and composite permeable membranes therefor |
| US5160353A (en) * | 1990-08-30 | 1992-11-03 | E. I. Du Pont De Nemours & Company | Gas separation membrane with ultrathin layer |
| US5209883A (en) * | 1991-04-17 | 1993-05-11 | Hoechst Celanese Corp. | Fabrication of fluoropolymer hollow fibers for asymmetric membranes |
| US5131927A (en) * | 1991-04-22 | 1992-07-21 | Union Carbide Industrial Gases Technology Corporation | Reactive treatment of composite gas separation membranes |
| US5302418A (en) * | 1992-04-17 | 1994-04-12 | Hoechst Celanese Corp. | Process for surface-modifying polypropylene or polyethylene |
| US5254260A (en) * | 1992-05-12 | 1993-10-19 | Union Carbide Chemicals & Plastics Technology Corporation | Membrane injector |
| US5238471A (en) * | 1992-10-14 | 1993-08-24 | E. I. Du Pont De Nemours And Company | Spray-applied fluoropolymer films for gas separation membranes |
| US5409524A (en) * | 1992-12-01 | 1995-04-25 | The Dow Chemical Company | Membranes having improved selectivity and recovery, and process for making same |
| US5320754A (en) * | 1992-12-18 | 1994-06-14 | Hoechst Celanese Corp. | Pan composite membranes |
| US5286280A (en) * | 1992-12-31 | 1994-02-15 | Hoechst Celanese Corporation | Composite gas separation membrane having a gutter layer comprising a crosslinked polar phenyl-containing - organopolysiloxane, and method for making the same - |
| DE69429494T2 (de) * | 1993-10-20 | 2002-08-01 | L'air Liquide, S.A. Pour L'etude Et L'exploitation Des Procedes Georges Claude | Behandlung von Membranen zur Gastrennung mit einem inerten Lösungsmittel |
| JP3003355U (ja) * | 1994-04-19 | 1994-10-18 | モリト株式会社 | 舌の清掃具 |
| EP0682977A3 (en) * | 1994-05-20 | 2000-01-12 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Improved polymeric membrane |
| US5718955A (en) * | 1996-03-12 | 1998-02-17 | The Procter & Gamble Company | Composite for controlling oxygen flux into thermal cells |
| US5925406A (en) * | 1997-07-18 | 1999-07-20 | The Procter & Gamble Co. | Method of making a gas permeable material |
| CA2320263C (en) * | 1998-02-18 | 2003-04-08 | Bg Intellectual Property Limited | Process of forming a permeable gas separation material |
| CN1100589C (zh) * | 1998-04-09 | 2003-02-05 | 中国科学院大连化学物理研究所 | 一种膜法除湿分离器 |
| US6554424B1 (en) | 1999-03-01 | 2003-04-29 | Boston Innovative Optices, Inc. | System and method for increasing the depth of focus of the human eye |
| US7628810B2 (en) | 2003-05-28 | 2009-12-08 | Acufocus, Inc. | Mask configured to maintain nutrient transport without producing visible diffraction patterns |
| US20050046794A1 (en) | 2003-06-17 | 2005-03-03 | Silvestrini Thomas A. | Method and apparatus for aligning a mask with the visual axis of an eye |
| US7392811B2 (en) | 2004-02-23 | 2008-07-01 | Ecolab Inc. | Delivery head for multiple phase treatment composition, vessel including a delivery head, and method for treating a vessel interior surface |
| US7220358B2 (en) | 2004-02-23 | 2007-05-22 | Ecolab Inc. | Methods for treating membranes and separation facilities and membrane treatment composition |
| US7247210B2 (en) | 2004-02-23 | 2007-07-24 | Ecolab Inc. | Methods for treating CIP equipment and equipment for treating CIP equipment |
| US7976577B2 (en) | 2005-04-14 | 2011-07-12 | Acufocus, Inc. | Corneal optic formed of degradation resistant polymer |
| US8012413B2 (en) * | 2006-12-21 | 2011-09-06 | Depuy Spine, Inc. | Gaseous sterilization of impermeable containers through use of porous material |
| US8048199B2 (en) * | 2007-02-20 | 2011-11-01 | Shell Oil Company | Method of making a leak stable gas separation membrane system |
| US7938894B2 (en) * | 2008-02-14 | 2011-05-10 | Conocophillips Company | Hybrid organic-inorganic gas separation membranes |
| CA2770735C (en) | 2009-08-13 | 2017-07-18 | Acufocus, Inc. | Masked intraocular implants and lenses |
| USD656526S1 (en) | 2009-11-10 | 2012-03-27 | Acufocus, Inc. | Ocular mask |
| EP2785296B1 (en) | 2011-12-02 | 2018-06-20 | AcuFocus, Inc. | Ocular mask having selective spectral transmission |
| US9204962B2 (en) | 2013-03-13 | 2015-12-08 | Acufocus, Inc. | In situ adjustable optical mask |
| US9427922B2 (en) | 2013-03-14 | 2016-08-30 | Acufocus, Inc. | Process for manufacturing an intraocular lens with an embedded mask |
| US10682606B2 (en) * | 2017-07-07 | 2020-06-16 | Saudi Arabian Oil Company | Multilayer aromatic polyamide thin-film composite membranes for separation of gas mixtures |
| KR102200028B1 (ko) * | 2017-11-07 | 2021-01-08 | 주식회사 엘지화학 | 기체 분리막의 제조방법 및 이에 의하여 제조된 기체 분리막 |
| JP6996049B2 (ja) * | 2017-12-04 | 2022-01-17 | エルジー・ケム・リミテッド | 気体分離膜活性層形成用の組成物の製造方法、これによって製造された気体分離膜活性層形成用の組成物、気体分離膜の製造方法および気体分離膜 |
| CN113811383B (zh) * | 2019-05-03 | 2025-07-04 | 南洋理工大学 | 用于压力驱动应用的低能量增强膜 |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL271831A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1960-11-29 | |||
| US3615024A (en) * | 1968-08-26 | 1971-10-26 | Amicon Corp | High flow membrane |
| US3699038A (en) * | 1970-04-22 | 1972-10-17 | Celanese Corp | Production of improved semipermeable polybenzimidazole membranes |
| JPS5255719A (en) * | 1975-10-31 | 1977-05-07 | Daicel Chem Ind Ltd | Hollow fibers having selective gas permeability and production thereof |
| JPS5856378B2 (ja) * | 1976-09-08 | 1983-12-14 | 旭化成株式会社 | アクリロニトリル系重合体乾燥膜およびその製造法 |
| US4230463A (en) * | 1977-09-13 | 1980-10-28 | Monsanto Company | Multicomponent membranes for gas separations |
| JPS5541802A (en) * | 1978-09-18 | 1980-03-24 | Hitachi Ltd | Rotary atomizer |
| US4364759A (en) * | 1979-03-28 | 1982-12-21 | Monsanto Company | Methods for preparing anisotropic hollow fiber membranes comprising polymer of acrylonitrile and styrene and hollow fiber membranes produced therefrom |
| GB2104832B (en) * | 1981-07-01 | 1985-01-23 | Ube Industries | Mofifying porous polymeric membrane |
| JPS5811006A (ja) * | 1981-07-10 | 1983-01-21 | Ube Ind Ltd | ポリイミド複合分離膜の製造方法 |
| JPS6047731B2 (ja) * | 1982-06-04 | 1985-10-23 | 株式会社東芝 | リアクトル鉄心の製造方法 |
| JPS59196706A (ja) * | 1983-04-22 | 1984-11-08 | Dainippon Ink & Chem Inc | 不均質膜およびその製造方法 |
| JPS59222204A (ja) * | 1983-04-26 | 1984-12-13 | Asahi Glass Co Ltd | ガス分離用複合膜 |
| US4472175A (en) * | 1983-06-30 | 1984-09-18 | Monsanto Company | Asymmetric gas separation membranes |
| US4575385A (en) * | 1983-06-30 | 1986-03-11 | Monsanto Company | Permeation modified gas separation membranes |
| GB2144344B (en) * | 1983-08-02 | 1986-11-26 | Shell Int Research | Composite dense membrane |
| US4568579A (en) * | 1983-11-03 | 1986-02-04 | Owens-Illinois, Inc. | Asymmetrical layered structures of polyalkylene sulfone resins |
| US4527999A (en) * | 1984-03-23 | 1985-07-09 | Abcor, Inc. | Separation membrane and method of preparing and using same |
| EP0215549A3 (en) * | 1985-08-29 | 1987-12-02 | Bend Research, Inc. | Hollow fibre annealing |
| JPH0685859B2 (ja) * | 1985-09-30 | 1994-11-02 | 三菱化成株式会社 | 分離膜の製造法 |
| JPH073004B2 (ja) * | 1986-03-27 | 1995-01-18 | 三菱化成株式会社 | コポリイミド中空糸及びその製造方法 |
| JPS63209730A (ja) * | 1987-02-26 | 1988-08-31 | Mitsubishi Kasei Corp | 水蒸気分離方法 |
| JP2980064B2 (ja) * | 1997-06-11 | 1999-11-22 | 日本電気株式会社 | 液晶光学素子 |
-
1987
- 1987-07-31 US US07/080,476 patent/US4881954A/en not_active Expired - Fee Related
-
1988
- 1988-07-29 KR KR1019880009779A patent/KR930003213B1/ko not_active Expired - Fee Related
- 1988-07-29 ES ES88112389T patent/ES2045034T3/es not_active Expired - Lifetime
- 1988-07-29 BR BR8803771A patent/BR8803771A/pt unknown
- 1988-07-29 CA CA000573512A patent/CA1320026C/en not_active Expired - Fee Related
- 1988-07-29 EP EP88112389A patent/EP0301597B1/en not_active Expired - Lifetime
- 1988-07-29 DE DE88112389T patent/DE3885527T2/de not_active Expired - Fee Related
- 1988-07-29 MX MX012493A patent/MX167189B/es unknown
- 1988-07-29 CN CN88106374A patent/CN1013478B/zh not_active Expired
- 1988-08-01 JP JP63190734A patent/JPH01111421A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| US4881954A (en) | 1989-11-21 |
| BR8803771A (pt) | 1989-02-21 |
| ES2045034T3 (es) | 1994-01-16 |
| DE3885527T2 (de) | 1994-02-24 |
| JPH01111421A (ja) | 1989-04-28 |
| MX167189B (es) | 1993-03-09 |
| DE3885527D1 (de) | 1993-12-16 |
| EP0301597A2 (en) | 1989-02-01 |
| KR930003213B1 (ko) | 1993-04-23 |
| JPH0529490B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-04-30 |
| KR890001616A (ko) | 1989-03-28 |
| CN1031191A (zh) | 1989-02-22 |
| CA1320026C (en) | 1993-07-13 |
| EP0301597A3 (en) | 1989-11-15 |
| EP0301597B1 (en) | 1993-11-10 |
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