NO782448L - Fremgangsmaate ved fremstilling av mikroporoes membran for filtreringsanlegg - Google Patents
Fremgangsmaate ved fremstilling av mikroporoes membran for filtreringsanleggInfo
- Publication number
- NO782448L NO782448L NO782448A NO782448A NO782448L NO 782448 L NO782448 L NO 782448L NO 782448 A NO782448 A NO 782448A NO 782448 A NO782448 A NO 782448A NO 782448 L NO782448 L NO 782448L
- Authority
- NO
- Norway
- Prior art keywords
- particles
- polymer
- membrane
- oriented
- resins
- Prior art date
Links
- 239000012528 membrane Substances 0.000 title claims description 47
- 238000000034 method Methods 0.000 title claims description 33
- 238000001914 filtration Methods 0.000 title description 10
- 239000002245 particle Substances 0.000 claims description 51
- 229920000642 polymer Polymers 0.000 claims description 29
- 239000011148 porous material Substances 0.000 claims description 16
- 238000005530 etching Methods 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 239000011230 binding agent Substances 0.000 claims description 7
- 230000005291 magnetic effect Effects 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 6
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 6
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 6
- -1 chromite Chemical compound 0.000 claims description 5
- 239000003365 glass fiber Substances 0.000 claims description 5
- 239000002243 precursor Substances 0.000 claims description 5
- 235000012239 silicon dioxide Nutrition 0.000 claims description 5
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 4
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 4
- 239000004800 polyvinyl chloride Substances 0.000 claims description 4
- 239000000377 silicon dioxide Substances 0.000 claims description 4
- 239000002033 PVDF binder Substances 0.000 claims description 3
- 239000004952 Polyamide Substances 0.000 claims description 3
- 229920000491 Polyphenylsulfone Polymers 0.000 claims description 3
- VXAUWWUXCIMFIM-UHFFFAOYSA-M aluminum;oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Al+3] VXAUWWUXCIMFIM-UHFFFAOYSA-M 0.000 claims description 3
- 230000005686 electrostatic field Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 229920002647 polyamide Polymers 0.000 claims description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 3
- 239000004408 titanium dioxide Substances 0.000 claims description 3
- IVORCBKUUYGUOL-UHFFFAOYSA-N 1-ethynyl-2,4-dimethoxybenzene Chemical compound COC1=CC=C(C#C)C(OC)=C1 IVORCBKUUYGUOL-UHFFFAOYSA-N 0.000 claims description 2
- 229920000178 Acrylic resin Polymers 0.000 claims description 2
- 239000004925 Acrylic resin Substances 0.000 claims description 2
- MBMLMWLHJBBADN-UHFFFAOYSA-N Ferrous sulfide Chemical compound [Fe]=S MBMLMWLHJBBADN-UHFFFAOYSA-N 0.000 claims description 2
- KGWWEXORQXHJJQ-UHFFFAOYSA-N [Fe].[Co].[Ni] Chemical compound [Fe].[Co].[Ni] KGWWEXORQXHJJQ-UHFFFAOYSA-N 0.000 claims description 2
- 239000003822 epoxy resin Substances 0.000 claims description 2
- 230000005294 ferromagnetic effect Effects 0.000 claims description 2
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 claims description 2
- 229910001291 heusler alloy Inorganic materials 0.000 claims description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 2
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 2
- 229920001568 phenolic resin Polymers 0.000 claims description 2
- 229920000647 polyepoxide Polymers 0.000 claims description 2
- 229920001225 polyester resin Polymers 0.000 claims description 2
- 239000004645 polyester resin Substances 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 229920002050 silicone resin Polymers 0.000 claims description 2
- 239000011787 zinc oxide Substances 0.000 claims description 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims 1
- 235000021028 berry Nutrition 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims 1
- OCYSGIYOVXAGKQ-FVGYRXGTSA-N phenylephrine hydrochloride Chemical compound [H+].[Cl-].CNC[C@H](O)C1=CC=CC(O)=C1 OCYSGIYOVXAGKQ-FVGYRXGTSA-N 0.000 claims 1
- 230000001698 pyrogenic effect Effects 0.000 claims 1
- 239000007921 spray Substances 0.000 claims 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 12
- 239000011888 foil Substances 0.000 description 11
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 7
- 235000013339 cereals Nutrition 0.000 description 6
- 239000000835 fiber Substances 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000009826 distribution Methods 0.000 description 5
- 239000012510 hollow fiber Substances 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 4
- 239000004809 Teflon Substances 0.000 description 4
- 229920006362 Teflon® Polymers 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 3
- 239000012153 distilled water Substances 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 235000013312 flour Nutrition 0.000 description 3
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 description 3
- CXKWCBBOMKCUKX-UHFFFAOYSA-M methylene blue Chemical compound [Cl-].C1=CC(N(C)C)=CC2=[S+]C3=CC(N(C)C)=CC=C3N=C21 CXKWCBBOMKCUKX-UHFFFAOYSA-M 0.000 description 3
- 229960000907 methylthioninium chloride Drugs 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000013034 phenoxy resin Substances 0.000 description 3
- 229920006287 phenoxy resin Polymers 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000012982 microporous membrane Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000001223 reverse osmosis Methods 0.000 description 2
- 229910001112 rose gold Inorganic materials 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000000108 ultra-filtration Methods 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- WPJWIROQQFWMMK-UHFFFAOYSA-L beryllium dihydroxide Chemical compound [Be+2].[OH-].[OH-] WPJWIROQQFWMMK-UHFFFAOYSA-L 0.000 description 1
- 229910001865 beryllium hydroxide Inorganic materials 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000005388 borosilicate glass Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- XCJYREBRNVKWGJ-UHFFFAOYSA-N copper(II) phthalocyanine Chemical compound [Cu+2].C12=CC=CC=C2C(N=C2[N-]C(C3=CC=CC=C32)=N2)=NC1=NC([C]1C=CC=CC1=1)=NC=1N=C1[C]3C=CC=CC3=C2[N-]1 XCJYREBRNVKWGJ-UHFFFAOYSA-N 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000000502 dialysis Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 229920006158 high molecular weight polymer Polymers 0.000 description 1
- 239000003906 humectant Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- HEQBUZNAOJCRSL-UHFFFAOYSA-N iron(ii) chromite Chemical compound [O-2].[O-2].[O-2].[Cr+3].[Fe+3] HEQBUZNAOJCRSL-UHFFFAOYSA-N 0.000 description 1
- 239000006249 magnetic particle Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002906 microbiologic effect Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000005298 paramagnetic effect Effects 0.000 description 1
- 235000015927 pasta Nutrition 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 229940075065 polyvinyl acetate Drugs 0.000 description 1
- 239000011118 polyvinyl acetate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000012798 spherical particle Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- 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
- B01D67/0002—Organic membrane manufacture
- B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
- B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/26—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a solid phase from a macromolecular composition or article, e.g. leaching out
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH876577A CH625966A5 (de) | 1977-07-15 | 1977-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO782448L true NO782448L (no) | 1979-01-16 |
Family
ID=4344475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO782448A NO782448L (no) | 1977-07-15 | 1978-07-14 | Fremgangsmaate ved fremstilling av mikroporoes membran for filtreringsanlegg |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4177228A (de) |
| EP (1) | EP0000687B1 (de) |
| JP (1) | JPS5420970A (de) |
| AU (1) | AU3754678A (de) |
| CA (1) | CA1107922A (de) |
| CH (1) | CH625966A5 (de) |
| DE (1) | DE2861072D1 (de) |
| DK (1) | DK293578A (de) |
| ES (1) | ES471714A1 (de) |
| FI (1) | FI782208A (de) |
| GR (1) | GR64587B (de) |
| IL (1) | IL55011A (de) |
| IT (1) | IT1097184B (de) |
| NO (1) | NO782448L (de) |
| PT (1) | PT68212A (de) |
| ZA (1) | ZA783619B (de) |
Families Citing this family (48)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2445030A1 (fr) * | 1978-12-22 | 1980-07-18 | Dol Honore | Membrane semi-permeable, son procede de preparation et son application aux piles et accumulateurs |
| GB8609250D0 (en) * | 1986-04-16 | 1986-05-21 | Alcan Int Ltd | Anodic oxide membranes |
| EP0247597B1 (de) * | 1986-05-30 | 1990-08-29 | Mitsubishi Rayon Co., Ltd. | Verfahren zur Herstellung von porösen Membranen |
| DE3629805C2 (de) * | 1986-09-02 | 1996-03-21 | Reinhard Dr Ing Bott | Verfahren zum Bilden und Entfeuchten eines aus Feststoffpartikeln aufgebauten porösen Filterkuchens und Vorrichtung zur Durchführung des Verfahrens |
| US5022990A (en) * | 1989-01-12 | 1991-06-11 | Asahi Kasei Kogyo Kabushiki Kaisha | Polyvinylidene fluoride porous membrane and a method for producing the same |
| US5985164A (en) * | 1994-03-07 | 1999-11-16 | Regents Of The University Of California | Method for forming a filter |
| US5770076A (en) * | 1994-03-07 | 1998-06-23 | The Regents Of The University Of California | Micromachined capsules having porous membranes and bulk supports |
| US5985328A (en) * | 1994-03-07 | 1999-11-16 | Regents Of The University Of California | Micromachined porous membranes with bulk support |
| US5651900A (en) * | 1994-03-07 | 1997-07-29 | The Regents Of The University Of California | Microfabricated particle filter |
| US5798042A (en) * | 1994-03-07 | 1998-08-25 | Regents Of The University Of California | Microfabricated filter with specially constructed channel walls, and containment well and capsule constructed with such filters |
| FR2770150B1 (fr) * | 1997-10-29 | 1999-11-26 | Commissariat Energie Atomique | Membranes creuses a tubes capillaires, modules de traitement de fluide les utilisant et leurs procedes de fabrication |
| US6187329B1 (en) | 1997-12-23 | 2001-02-13 | Board Of Regents Of The University Of Texas System | Variable permeability bone implants, methods for their preparation and use |
| US6255359B1 (en) | 1997-12-23 | 2001-07-03 | Board Of Regents Of The University Of Texas System | Permeable compositions and methods for their preparation |
| AU736329B2 (en) * | 1998-06-22 | 2001-07-26 | Asahi Kasei Kabushiki Kaisha | Porous polyvinylidene fluoride resin membrane and process for preparing the same |
| US6214746B1 (en) * | 1999-05-07 | 2001-04-10 | Honeywell International Inc. | Nanoporous material fabricated using a dissolvable reagent |
| US6383395B1 (en) | 2000-01-04 | 2002-05-07 | Luxfer Group Limited | Water treatment method and apparatus |
| JP2001298791A (ja) * | 2000-04-13 | 2001-10-26 | Sony Corp | スピーカ及びその製造方法 |
| EP1687133B1 (de) * | 2003-11-04 | 2010-12-29 | Porex Corporation | Poröse verbundmaterialien sowie verfahren zur herstellung und verwendung davon |
| CA2623618C (en) * | 2006-05-09 | 2011-06-21 | Porex Corporation | Porous composite membrane materials and applications thereof |
| US7669719B2 (en) * | 2006-07-05 | 2010-03-02 | General Electric Company | Membrane structure and method of making |
| US9725645B2 (en) | 2011-05-03 | 2017-08-08 | Preferred Technology, Llc | Proppant with composite coating |
| US9290690B2 (en) | 2011-05-03 | 2016-03-22 | Preferred Technology, Llc | Coated and cured proppants |
| US8763700B2 (en) | 2011-09-02 | 2014-07-01 | Robert Ray McDaniel | Dual function proppants |
| US9132389B2 (en) * | 2011-08-08 | 2015-09-15 | Colorado State University Research Foundation | Magnetically responsive membranes |
| US9562187B2 (en) | 2012-01-23 | 2017-02-07 | Preferred Technology, Llc | Manufacture of polymer coated proppants |
| CN103801198B (zh) * | 2012-11-10 | 2017-04-26 | 王梦川 | 分离液体中不同组分的设备 |
| US9518214B2 (en) | 2013-03-15 | 2016-12-13 | Preferred Technology, Llc | Proppant with polyurea-type coating |
| US9444030B2 (en) * | 2013-05-10 | 2016-09-13 | Wisconsin Alumni Research Foundation | Nanoporous piezoelectric polymer films for mechanical energy harvesting |
| US10100247B2 (en) | 2013-05-17 | 2018-10-16 | Preferred Technology, Llc | Proppant with enhanced interparticle bonding |
| US9302228B2 (en) | 2014-02-28 | 2016-04-05 | Pall Corporation | Charged porous polymeric membrane with high void volume |
| US9764292B2 (en) | 2014-02-28 | 2017-09-19 | Pall Corporation | Porous polymeric membrane with high void volume |
| US9776142B2 (en) | 2014-02-28 | 2017-10-03 | Pall Corporation | Porous polymeric membrane with high void volume |
| US9610548B2 (en) * | 2014-02-28 | 2017-04-04 | Pall Corporation | Composite porous polymeric membrane with high void volume |
| US9446355B2 (en) | 2014-02-28 | 2016-09-20 | Pall Corporation | Porous polymeric membrane with high void volume |
| US9561473B2 (en) * | 2014-02-28 | 2017-02-07 | Pall Corporation | Charged hollow fiber membrane having hexagonal voids |
| US20150246320A1 (en) * | 2014-02-28 | 2015-09-03 | Pall Corporation | Porous polymeric membrane with high void volume |
| US9737860B2 (en) * | 2014-02-28 | 2017-08-22 | Pall Corporation | Hollow fiber membrane having hexagonal voids |
| US9790422B2 (en) | 2014-04-30 | 2017-10-17 | Preferred Technology, Llc | Proppant mixtures |
| US9862881B2 (en) | 2015-05-13 | 2018-01-09 | Preferred Technology, Llc | Hydrophobic coating of particulates for enhanced well productivity |
| AR104606A1 (es) | 2015-05-13 | 2017-08-02 | Preferred Tech Llc | Partícula recubierta |
| US10629800B2 (en) | 2016-08-05 | 2020-04-21 | Wisconsin Alumni Research Foundation | Flexible compact nanogenerators based on mechanoradical-forming porous polymer films |
| US11208591B2 (en) | 2016-11-16 | 2021-12-28 | Preferred Technology, Llc | Hydrophobic coating of particulates for enhanced well productivity |
| US10696896B2 (en) | 2016-11-28 | 2020-06-30 | Prefferred Technology, Llc | Durable coatings and uses thereof |
| CN108261929B (zh) * | 2016-12-29 | 2021-04-02 | 湖南尔康明胶有限公司 | 一种明胶薄膜的制备方法 |
| CN109876677A (zh) * | 2019-04-16 | 2019-06-14 | 济宁安瑞生物科技有限公司 | 一种香兰素耐溶剂复合纳滤膜及其制备方法和用途 |
| CN115105975B (zh) * | 2022-04-28 | 2024-07-23 | 西安建筑科技大学 | 聚电解质夹心磁响应式聚哌嗪酰胺复合纳滤膜及制备方法 |
| JP2024030266A (ja) * | 2022-08-24 | 2024-03-07 | 東京応化工業株式会社 | 多孔質膜 |
| CN115178105A (zh) * | 2022-08-25 | 2022-10-14 | 中国矿业大学 | 一种生物驻极体在聚乳酸纳米纤维表面均分布的长效过滤膜及其制备方法 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2467214A (en) * | 1944-10-07 | 1949-04-12 | Dayton Rubber Company | Spinning cot |
| US2474201A (en) * | 1945-07-04 | 1949-06-21 | American Felt Co | Method of making microporous sheet material |
| US2584441A (en) * | 1946-05-03 | 1952-02-05 | Rca Corp | Viewing screen |
| BE521527A (de) * | 1952-07-17 | 1900-01-01 | ||
| CH314298A (de) * | 1953-04-04 | 1956-06-15 | Koetitzer Ledertuch Und Wachst | Verfahren zur Herstellung eines wildlederartigen Kunstleders |
| US2840741A (en) * | 1954-11-01 | 1958-06-24 | Westinghouse Electric Corp | Electroluminescent cell |
| US2842799A (en) * | 1955-03-03 | 1958-07-15 | Politzer Alfred | Method of producing artificial sponges |
| US2887601A (en) * | 1956-08-01 | 1959-05-19 | Itt | Polarized electroluminescent phosphors and dielectrics |
| US3073732A (en) * | 1959-03-23 | 1963-01-15 | U S Plastic And Chemical Corp | Plastic articles and method of producing same |
| US3220960A (en) * | 1960-12-21 | 1965-11-30 | Wichterle Otto | Cross-linked hydrophilic polymers and articles made therefrom |
| US3507938A (en) * | 1963-04-04 | 1970-04-21 | Heinz Hundsdiecker | Method for producing shaped articles of hardened synthetic resin having a pigment pattern incorporated therein |
| FR1515826A (fr) * | 1963-08-07 | 1968-03-08 | Grace W R & Co | Séparateur pour batterie et procédé pour sa fabrication |
| BE656239A (de) * | 1963-11-25 | |||
| US3281511A (en) * | 1964-05-15 | 1966-10-25 | Gen Plastics Corp | Method of preparing microporous tetrafluoroethylene resin sheets |
| US3524768A (en) * | 1964-05-29 | 1970-08-18 | Hitachi Chemical Co Ltd | Method of treating plastic film for electric insulation |
| GB1113349A (en) * | 1966-08-03 | 1968-05-15 | Grace W R & Co | Microporous polyvinyl chloride sheet material |
| US3642668A (en) * | 1969-01-03 | 1972-02-15 | Polaroid Corp | Microporous vinylidene fluoride polymer and process of making same |
| GB1331775A (en) * | 1970-07-09 | 1973-09-26 | Ici Ltd | Porous tetrafluoroethylene polymer tape |
| US3700380A (en) * | 1970-10-01 | 1972-10-24 | Tecna Corp | Surface or lining compatible with blood or other tissue |
| FR2138333B1 (de) * | 1971-05-24 | 1974-03-08 | Rhone Poulenc Sa | |
| US3867299A (en) * | 1971-08-11 | 1975-02-18 | Bethlehem Steel Corp | Method of making synthetic resin composites with magnetic fillers |
| JPS5147641B2 (de) * | 1971-09-07 | 1976-12-16 | ||
| US3836423A (en) * | 1971-09-09 | 1974-09-17 | Hooker Chemical Corp | Method of introducing air permeability into a non-porous continuous film and resultant film |
| JPS5123482A (en) * | 1974-08-22 | 1976-02-25 | Asahi Chemical Ind | Takomakuno seizohoho |
-
1977
- 1977-07-15 CH CH876577A patent/CH625966A5/de not_active IP Right Cessation
-
1978
- 1978-06-14 GR GR56520A patent/GR64587B/el unknown
- 1978-06-20 EP EP78810003A patent/EP0000687B1/de not_active Expired
- 1978-06-20 DE DE7878810003T patent/DE2861072D1/de not_active Expired
- 1978-06-23 ZA ZA00783619A patent/ZA783619B/xx unknown
- 1978-06-23 US US05/918,584 patent/US4177228A/en not_active Expired - Lifetime
- 1978-06-26 PT PT68212A patent/PT68212A/de unknown
- 1978-06-26 IL IL55011A patent/IL55011A/xx unknown
- 1978-06-27 CA CA306,310A patent/CA1107922A/en not_active Expired
- 1978-06-28 AU AU37546/78A patent/AU3754678A/en active Pending
- 1978-06-29 DK DK782935A patent/DK293578A/da unknown
- 1978-07-10 FI FI782208A patent/FI782208A/fi not_active Application Discontinuation
- 1978-07-14 ES ES471714A patent/ES471714A1/es not_active Expired
- 1978-07-14 IT IT25737/78A patent/IT1097184B/it active
- 1978-07-14 JP JP8599478A patent/JPS5420970A/ja active Pending
- 1978-07-14 NO NO782448A patent/NO782448L/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FI782208A (fi) | 1979-01-16 |
| GR64587B (en) | 1980-04-18 |
| IL55011A0 (en) | 1978-08-31 |
| JPS5420970A (en) | 1979-02-16 |
| US4177228A (en) | 1979-12-04 |
| IL55011A (en) | 1981-05-20 |
| IT1097184B (it) | 1985-08-26 |
| IT7825737A0 (it) | 1978-07-14 |
| ES471714A1 (es) | 1979-02-01 |
| CA1107922A (en) | 1981-09-01 |
| EP0000687A1 (de) | 1979-02-07 |
| DK293578A (da) | 1979-01-16 |
| DE2861072D1 (en) | 1981-12-03 |
| AU3754678A (en) | 1980-01-03 |
| EP0000687B1 (de) | 1981-09-16 |
| PT68212A (de) | 1978-07-01 |
| CH625966A5 (de) | 1981-10-30 |
| ZA783619B (en) | 1979-06-27 |
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