FR2515063A1 - Matiere filtrante, filtre forme d'une telle matiere, procedes de fabrication de cette matiere et de ce filtre, et procede de filtration - Google Patents
Matiere filtrante, filtre forme d'une telle matiere, procedes de fabrication de cette matiere et de ce filtre, et procede de filtration Download PDFInfo
- Publication number
- FR2515063A1 FR2515063A1 FR8217496A FR8217496A FR2515063A1 FR 2515063 A1 FR2515063 A1 FR 2515063A1 FR 8217496 A FR8217496 A FR 8217496A FR 8217496 A FR8217496 A FR 8217496A FR 2515063 A1 FR2515063 A1 FR 2515063A1
- Authority
- FR
- France
- Prior art keywords
- resin
- microfibers
- sheet
- filter
- polymer
- 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
- 238000001914 filtration Methods 0.000 title claims abstract description 82
- 239000000463 material Substances 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims description 61
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 229920005989 resin Polymers 0.000 claims abstract description 169
- 239000011347 resin Substances 0.000 claims abstract description 169
- 239000003658 microfiber Substances 0.000 claims abstract description 138
- 239000006185 dispersion Substances 0.000 claims abstract description 63
- 239000011521 glass Substances 0.000 claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
- 239000000835 fiber Substances 0.000 claims abstract description 33
- 229920001187 thermosetting polymer Polymers 0.000 claims abstract description 16
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 11
- 239000011707 mineral Substances 0.000 claims abstract description 11
- 229920001410 Microfiber Polymers 0.000 claims description 136
- 239000003795 chemical substances by application Substances 0.000 claims description 71
- 239000012528 membrane Substances 0.000 claims description 67
- 230000001376 precipitating effect Effects 0.000 claims description 55
- 239000011230 binding agent Substances 0.000 claims description 47
- 125000002091 cationic group Chemical group 0.000 claims description 46
- 229920000642 polymer Polymers 0.000 claims description 38
- 239000002245 particle Substances 0.000 claims description 35
- 239000007864 aqueous solution Substances 0.000 claims description 34
- 239000000758 substrate Substances 0.000 claims description 33
- 230000008569 process Effects 0.000 claims description 30
- 239000000243 solution Substances 0.000 claims description 28
- 239000011148 porous material Substances 0.000 claims description 23
- 230000015572 biosynthetic process Effects 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 15
- 239000004840 adhesive resin Substances 0.000 claims description 13
- 229920006223 adhesive resin Polymers 0.000 claims description 13
- 239000007900 aqueous suspension Substances 0.000 claims description 12
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 10
- 239000012530 fluid Substances 0.000 claims description 10
- 238000001035 drying Methods 0.000 claims description 8
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 claims description 6
- 239000003365 glass fiber Substances 0.000 claims description 6
- 239000004593 Epoxy Substances 0.000 claims description 5
- 238000000151 deposition Methods 0.000 claims description 5
- 125000001453 quaternary ammonium group Chemical group 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 239000002244 precipitate Substances 0.000 claims description 3
- 239000002557 mineral fiber Substances 0.000 claims description 2
- 101100346656 Drosophila melanogaster strat gene Proteins 0.000 claims 2
- LGKAUBJMNJGRJS-UHFFFAOYSA-N chloro(oxiran-2-yl)methanamine Chemical compound NC(Cl)C1CO1 LGKAUBJMNJGRJS-UHFFFAOYSA-N 0.000 claims 1
- QEVHRUUCFGRFIF-MDEJGZGSSA-N reserpine Chemical compound O([C@H]1[C@@H]([C@H]([C@H]2C[C@@H]3C4=C(C5=CC=C(OC)C=C5N4)CCN3C[C@H]2C1)C(=O)OC)OC)C(=O)C1=CC(OC)=C(OC)C(OC)=C1 QEVHRUUCFGRFIF-MDEJGZGSSA-N 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 7
- 238000000605 extraction Methods 0.000 description 31
- 238000012360 testing method Methods 0.000 description 27
- 239000000725 suspension Substances 0.000 description 20
- 239000011248 coating agent Substances 0.000 description 16
- 238000000576 coating method Methods 0.000 description 16
- 125000000129 anionic group Chemical group 0.000 description 15
- 239000002158 endotoxin Substances 0.000 description 14
- 238000002360 preparation method Methods 0.000 description 14
- 239000004816 latex Substances 0.000 description 13
- 229920000126 latex Polymers 0.000 description 13
- 239000000047 product Substances 0.000 description 11
- 238000001556 precipitation Methods 0.000 description 10
- 239000010410 layer Substances 0.000 description 9
- 241000894006 Bacteria Species 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 238000002156 mixing Methods 0.000 description 7
- 230000007935 neutral effect Effects 0.000 description 6
- 229920003043 Cellulose fiber Polymers 0.000 description 5
- 239000011324 bead Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000004132 cross linking Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 5
- 238000007429 general method Methods 0.000 description 5
- 230000003993 interaction Effects 0.000 description 5
- 239000013618 particulate matter Substances 0.000 description 5
- 229920000728 polyester Polymers 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- 241000607715 Serratia marcescens Species 0.000 description 4
- 238000001994 activation Methods 0.000 description 4
- 230000001580 bacterial effect Effects 0.000 description 4
- 229920002678 cellulose Polymers 0.000 description 4
- 239000001913 cellulose Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 239000004744 fabric Substances 0.000 description 4
- 239000008394 flocculating agent Substances 0.000 description 4
- PQUXFUBNSYCQAL-UHFFFAOYSA-N 1-(2,3-difluorophenyl)ethanone Chemical compound CC(=O)C1=CC=CC(F)=C1F PQUXFUBNSYCQAL-UHFFFAOYSA-N 0.000 description 3
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 3
- 241000589539 Brevundimonas diminuta Species 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000004913 activation Effects 0.000 description 3
- 239000012736 aqueous medium Substances 0.000 description 3
- 239000008367 deionised water Substances 0.000 description 3
- 229910021641 deionized water Inorganic materials 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000007970 homogeneous dispersion Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 239000002609 medium Substances 0.000 description 3
- 239000011859 microparticle Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000000123 paper Substances 0.000 description 3
- 229920000768 polyamine Polymers 0.000 description 3
- 229940047670 sodium acrylate Drugs 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- 238000013019 agitation Methods 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 239000003637 basic solution Substances 0.000 description 2
- 150000007942 carboxylates Chemical class 0.000 description 2
- 238000005352 clarification Methods 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 125000003700 epoxy group Chemical group 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 229920002401 polyacrylamide Polymers 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000010088 rubber extraction Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical group ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- 229920002126 Acrylic acid copolymer Polymers 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 229920001817 Agar Polymers 0.000 description 1
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- 241000239218 Limulus Species 0.000 description 1
- CNCOEDDPFOAUMB-UHFFFAOYSA-N N-Methylolacrylamide Chemical group OCNC(=O)C=C CNCOEDDPFOAUMB-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 241000233805 Phoenix Species 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 241000607720 Serratia Species 0.000 description 1
- 229940048053 acrylate Drugs 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 239000008272 agar Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229920003180 amino resin Polymers 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O ammonium group Chemical group [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- JXLHNMVSKXFWAO-UHFFFAOYSA-N azane;7-fluoro-2,1,3-benzoxadiazole-4-sulfonic acid Chemical compound N.OS(=O)(=O)C1=CC=C(F)C2=NON=C12 JXLHNMVSKXFWAO-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 229920006317 cationic polymer Polymers 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- XENVCRGQTABGKY-ZHACJKMWSA-N chlorohydrin Chemical compound CC#CC#CC#CC#C\C=C\C(Cl)CO XENVCRGQTABGKY-ZHACJKMWSA-N 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 239000007859 condensation product Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920006158 high molecular weight polymer Polymers 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000036512 infertility Effects 0.000 description 1
- 150000002605 large molecules Chemical class 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000006166 lysate Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 238000001471 micro-filtration Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 239000013642 negative control Substances 0.000 description 1
- 125000001400 nonyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001698 pyrogenic effect Effects 0.000 description 1
- 238000005956 quaternization reaction Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000001612 separation test Methods 0.000 description 1
- 210000002966 serum Anatomy 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000002195 soluble material Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- GPRLSGONYQIRFK-MNYXATJNSA-N triton Chemical compound [3H+] GPRLSGONYQIRFK-MNYXATJNSA-N 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000007666 vacuum forming Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000003232 water-soluble binding agent Substances 0.000 description 1
- 239000004846 water-soluble epoxy resin Substances 0.000 description 1
- 238000009941 weaving 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
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
- B01D39/2003—Glass or glassy material
- B01D39/2017—Glass or glassy material the material being filamentary or fibrous
- B01D39/2024—Glass or glassy material the material being filamentary or fibrous otherwise bonded, e.g. by resins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/04—Additives and treatments of the filtering material
- B01D2239/0471—Surface coating material
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Materials (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/312,723 US4523995A (en) | 1981-10-19 | 1981-10-19 | Charge-modified microfiber filter sheets |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2515063A1 true FR2515063A1 (fr) | 1983-04-29 |
| FR2515063B1 FR2515063B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1985-04-05 |
Family
ID=23212717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8217496A Granted FR2515063A1 (fr) | 1981-10-19 | 1982-10-19 | Matiere filtrante, filtre forme d'une telle matiere, procedes de fabrication de cette matiere et de ce filtre, et procede de filtration |
Country Status (12)
Families Citing this family (64)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4801386A (en) * | 1981-06-19 | 1989-01-31 | Mitsubishi Rayon Co., Ltd. | Process of using a porous water-treating material |
| JPS58101721A (ja) * | 1981-12-11 | 1983-06-17 | Toa Nenryo Kogyo Kk | フイルタ− |
| US4617124A (en) * | 1982-07-13 | 1986-10-14 | Pall Corporation | Polymeric microfibrous filter sheet, preparation and use |
| US4620932A (en) * | 1983-06-06 | 1986-11-04 | Howery Kenneth A | Submicronic hydrophilic filter media |
| JPS6058221A (ja) * | 1983-09-09 | 1985-04-04 | Toyo Roshi Kk | 空気濾過用濾材 |
| JPS6290395A (ja) * | 1985-06-24 | 1987-04-24 | ニッタ株式会社 | 濾紙とその製造方法 |
| US4693928A (en) * | 1986-02-10 | 1987-09-15 | Pall Corporation | Porous, fibrous structures with thermoplastic fluorocarbon coating and method of making |
| US4702947A (en) * | 1986-04-01 | 1987-10-27 | Pall Corporation | Fibrous structure and method of manufacture |
| US4765812A (en) * | 1987-10-30 | 1988-08-23 | Allied-Signal Inc. | Air laid filtering material |
| US4946603A (en) * | 1988-11-17 | 1990-08-07 | Crystal Diagnostics, Inc. | Electronegatively charged blood filter and blood cell separation method |
| US4981591A (en) * | 1989-04-07 | 1991-01-01 | Cuno, Incorporated | Cationic charge modified filter media |
| US5085780A (en) * | 1989-04-07 | 1992-02-04 | Cuno, Incorporated | Use of cationic charge modified filter media |
| US5085784A (en) * | 1989-04-07 | 1992-02-04 | Cuno, Incorporated | Use of cationic charge modified filter media |
| WO1991007648A1 (en) * | 1989-11-08 | 1991-05-30 | Fmc Corporation | Combined centrifuge tube and porous selection means for separation and recovery of biological materials |
| US5104546A (en) * | 1990-07-03 | 1992-04-14 | Aluminum Company Of America | Pyrogens separations by ceramic ultrafiltration |
| US5151192A (en) * | 1990-07-13 | 1992-09-29 | Pall Corporation | Method for removing heparin from blood or plasma |
| US5151189A (en) * | 1990-09-17 | 1992-09-29 | Gelman Sciences, Inc. | Cationic charge modified microporous membrane |
| US5498336A (en) * | 1991-02-22 | 1996-03-12 | Terumo Kabushiki Kaisha | Leukocyte-removing filter and leukocyte-removing apparatus furnished therewith |
| JP3124565B2 (ja) * | 1991-02-22 | 2001-01-15 | テルモ株式会社 | 白血球除去フィルターおよび白血球除去装置 |
| US5242595A (en) * | 1991-04-25 | 1993-09-07 | U.S. Filter/Illinois Water Treatment, Inc. | Bacteria removal by ceramic microfiltration |
| US5543047A (en) * | 1992-11-06 | 1996-08-06 | Pall Corporation | Filter with over-laid pleats in intimate contact |
| DE69422154T2 (de) * | 1993-07-21 | 2000-06-29 | Unitika Ltd., Amagasaki | Poröses rohr aus faserverstärktem kunststoff und verfahren zu dessen herstellung |
| US5626761A (en) * | 1993-12-17 | 1997-05-06 | Poly-Bio-Marine, Inc. | Chemical and particulate filtration system/apparatus |
| US5529844A (en) * | 1994-04-29 | 1996-06-25 | Pall Corporation | Aramid fiber filtration sheet |
| US5582907A (en) * | 1994-07-28 | 1996-12-10 | Pall Corporation | Melt-blown fibrous web |
| JPH10508343A (ja) * | 1994-07-28 | 1998-08-18 | ポール・コーポレーション | 繊維質ウェブ及びその製造方法 |
| US5709798A (en) * | 1995-06-19 | 1998-01-20 | Pall Corporation | Fibrous nonwoven web |
| US5855788A (en) * | 1996-02-07 | 1999-01-05 | Kimberly-Clark Worldwide, Inc. | Chemically charged-modified filter for removing particles from a liquid and method thereof |
| US5912194A (en) * | 1996-08-30 | 1999-06-15 | Kimberly Clark Corp. | Permeable liquid flow control material |
| US6290848B1 (en) * | 1997-04-16 | 2001-09-18 | Pur Water Purification Products, Inc. | Filter cartridge for gravity-fed water treatment devices |
| US6274041B1 (en) | 1998-12-18 | 2001-08-14 | Kimberly-Clark Worldwide, Inc. | Integrated filter combining physical adsorption and electrokinetic adsorption |
| US6537614B1 (en) * | 1998-12-18 | 2003-03-25 | Kimberly-Clark Worldwide, Inc. | Cationically charged coating on hydrophobic polymer fibers with poly (vinyl alcohol) assist |
| TW480246B (en) * | 1998-12-18 | 2002-03-21 | Kimberly Clark Co | Cationically charged coating on glass fibers and method for making the same |
| US6780327B1 (en) | 1999-02-25 | 2004-08-24 | Pall Corporation | Positively charged membrane |
| US6274103B1 (en) * | 1999-03-26 | 2001-08-14 | Prismedical Corporation | Apparatus and method for preparation of a peritoneal dialysis solution |
| US6849185B1 (en) * | 1999-05-14 | 2005-02-01 | Pall Corp | Charged membrane |
| KR20020029669A (ko) * | 1999-07-21 | 2002-04-19 | 데이비드 엠 모이어 | 미생물 필터 및 수중 미생물 제거 방법 |
| US6818130B1 (en) | 1999-09-30 | 2004-11-16 | Kimberly-Clark Worldwide, Inc. | Method and apparatus for multistage liquid filtration |
| US7163625B1 (en) | 1999-12-16 | 2007-01-16 | Kimberly-Clark Worldwide, Inc. | Filtration device |
| US6645388B2 (en) | 1999-12-22 | 2003-11-11 | Kimberly-Clark Corporation | Leukocyte depletion filter media, filter produced therefrom, method of making same and method of using same |
| US20010040136A1 (en) * | 1999-12-22 | 2001-11-15 | Kimberly-Clark Worldwide, Inc. | Cationically charged coating on glass and nonwoven fibers |
| WO2001068228A1 (en) * | 2000-03-13 | 2001-09-20 | The University Of Akron | Method and apparatus of mixing fibers |
| US20020030008A1 (en) * | 2000-03-31 | 2002-03-14 | Kimberly-Clark Worldwide, Inc. | Multi-component filter design |
| US7601262B1 (en) | 2001-06-22 | 2009-10-13 | Argonide Corporation | Sub-micron filter |
| RU2304463C2 (ru) * | 2001-06-22 | 2007-08-20 | Аргонид Корпорейшн | Наноразмерный электроположительный волокнистый адсорбент |
| US7615152B2 (en) | 2001-08-23 | 2009-11-10 | Pur Water Purification Products, Inc. | Water filter device |
| US7614507B2 (en) | 2001-08-23 | 2009-11-10 | Pur Water Purification Products Inc. | Water filter materials, water filters and kits containing particles coated with cationic polymer and processes for using the same |
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| DE1227426B (de) * | 1963-03-07 | 1966-10-27 | Dow Chemical Co | UEberzogene Filterhilfe |
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| DE2410215A1 (de) * | 1973-03-02 | 1974-09-12 | Ici Ltd | Verfahren zur entfernung von teilchenfoermigen feststoffen aus einer fluessigkeit |
| US4007114A (en) * | 1973-05-09 | 1977-02-08 | Amf Incorporated | Fibrous filter medium and process |
| DE2910289A1 (de) * | 1979-03-01 | 1980-09-25 | Amf Inc | Blattfoermiges filtermedium |
| FR2463183A1 (fr) * | 1979-08-09 | 1981-02-20 | Amf Inc | Procede d'elimination de precurseurs de brouillard de boissons instables |
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1982
- 1982-10-12 EP EP82305431A patent/EP0077633B1/en not_active Expired
- 1982-10-12 DE DE8282305431T patent/DE3262814D1/de not_active Expired
- 1982-10-14 AU AU89344/82A patent/AU8934482A/en not_active Abandoned
- 1982-10-18 CA CA000413608A patent/CA1190156A/en not_active Expired
- 1982-10-18 GB GB08229752A patent/GB2109429B/en not_active Expired
- 1982-10-18 PT PT75693A patent/PT75693B/pt unknown
- 1982-10-18 CH CH6052/82A patent/CH658406A5/fr not_active IP Right Cessation
- 1982-10-19 FR FR8217496A patent/FR2515063A1/fr active Granted
- 1982-10-19 ES ES516645A patent/ES8400674A1/es not_active Expired
- 1982-10-19 JP JP57183608A patent/JPS5879543A/ja active Granted
- 1982-10-19 ZA ZA827627A patent/ZA827627B/xx unknown
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| US3246767A (en) * | 1962-08-06 | 1966-04-19 | Pall Corp | Fluid-permeable materials and process of making the same |
| DE1227426B (de) * | 1963-03-07 | 1966-10-27 | Dow Chemical Co | UEberzogene Filterhilfe |
| US3353682A (en) * | 1966-02-28 | 1967-11-21 | Pall Corp | Fluid-permeable fibrous multilayer materials and process of making the same |
| DE2410215A1 (de) * | 1973-03-02 | 1974-09-12 | Ici Ltd | Verfahren zur entfernung von teilchenfoermigen feststoffen aus einer fluessigkeit |
| US4007114A (en) * | 1973-05-09 | 1977-02-08 | Amf Incorporated | Fibrous filter medium and process |
| US4007113A (en) * | 1973-05-09 | 1977-02-08 | Amf Incorporated | Particulate filter medium and process |
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| FR2463183A1 (fr) * | 1979-08-09 | 1981-02-20 | Amf Inc | Procede d'elimination de precurseurs de brouillard de boissons instables |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5879543A (ja) | 1983-05-13 |
| EP0077633A1 (en) | 1983-04-27 |
| PT75693A (en) | 1982-11-01 |
| GB2109429A (en) | 1983-06-02 |
| ES516645A0 (es) | 1983-11-01 |
| FR2515063B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1985-04-05 |
| US4523995A (en) | 1985-06-18 |
| GB2109429B (en) | 1985-07-31 |
| JPS6144536B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-10-03 |
| CH658406A5 (fr) | 1986-11-14 |
| ES8400674A1 (es) | 1983-11-01 |
| PT75693B (en) | 1985-01-10 |
| CA1190156A (en) | 1985-07-09 |
| AU8934482A (en) | 1983-04-28 |
| EP0077633B1 (en) | 1985-03-27 |
| DE3262814D1 (en) | 1985-05-02 |
| ZA827627B (en) | 1984-06-27 |
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