AU3653097A - Cationically charge-modified membranes - Google Patents

Cationically charge-modified membranes

Info

Publication number
AU3653097A
AU3653097A AU36530/97A AU3653097A AU3653097A AU 3653097 A AU3653097 A AU 3653097A AU 36530/97 A AU36530/97 A AU 36530/97A AU 3653097 A AU3653097 A AU 3653097A AU 3653097 A AU3653097 A AU 3653097A
Authority
AU
Australia
Prior art keywords
membranes
charge
membrane
modified
agents
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.)
Abandoned
Application number
AU36530/97A
Other languages
English (en)
Inventor
I-Fan Wang
Robert Zepf
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pall Filtration and Separations Group Inc
Original Assignee
Memtec America Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Memtec America Corp filed Critical Memtec America Corp
Publication of AU3653097A publication Critical patent/AU3653097A/en
Abandoned legal-status Critical Current

Links

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
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0088—Physical treatment with compounds, e.g. swelling, coating or impregnation
    • 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
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0011—Casting solutions therefor
    • 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
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0013—Casting processes
    • 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
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0016—Coagulation
    • 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
    • B01D67/0093—Chemical modification
    • 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
    • B01D69/08—Hollow fibre membranes
    • 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
    • B01D71/30—Polyalkenyl halides
    • B01D71/32—Polyalkenyl halides containing fluorine atoms
    • B01D71/34—Polyvinylidene fluoride
    • 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
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/30—Cross-linking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/18—Membrane materials having mixed charged functional groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/36—Hydrophilic membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/38—Hydrophobic membranes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Dispersion Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Laminated Bodies (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
AU36530/97A 1996-07-08 1997-07-08 Cationically charge-modified membranes Abandoned AU3653097A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US2136996P 1996-07-08 1996-07-08
US60021369 1996-07-08
PCT/US1997/011820 WO1998001208A1 (en) 1996-07-08 1997-07-08 Cationically charge-modified membranes

Publications (1)

Publication Number Publication Date
AU3653097A true AU3653097A (en) 1998-02-02

Family

ID=21803804

Family Applications (1)

Application Number Title Priority Date Filing Date
AU36530/97A Abandoned AU3653097A (en) 1996-07-08 1997-07-08 Cationically charge-modified membranes

Country Status (8)

Country Link
US (2) US6045694A (enExample)
EP (1) EP0935494A4 (enExample)
JP (1) JP2000515062A (enExample)
AT (1) ATE325649T1 (enExample)
AU (1) AU3653097A (enExample)
DE (1) DE69735859T2 (enExample)
ES (1) ES2259947T3 (enExample)
WO (1) WO1998001208A1 (enExample)

Families Citing this family (76)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPM959994A0 (en) * 1994-11-22 1994-12-15 Ici Australia Operations Proprietary Limited Water treatment process
DE69735859T2 (de) * 1996-07-08 2006-10-26 Pall Corp. Positiv geladene Polymermembranen
US6045899A (en) * 1996-12-12 2000-04-04 Usf Filtration & Separations Group, Inc. Highly assymetric, hydrophilic, microfiltration membranes having large pore diameters
FR2758394B1 (fr) * 1997-01-14 1999-03-19 Hospal Ind Moyens pour la bio-epuration specifique d'un fluide biologique
ES2184236T3 (es) 1997-02-06 2003-04-01 Therasense Inc Sensor in vitro de analitos de pequeño volumen.
US6352642B1 (en) * 1997-08-28 2002-03-05 Asahi Medical Co., Ltd. Leukocyte-removing filter material
US6338790B1 (en) 1998-10-08 2002-01-15 Therasense, Inc. Small volume in vitro analyte sensor with diffusible or non-leachable redox mediator
US6361921B1 (en) 1998-11-12 2002-03-26 Andrew Michael Thompson Priming composition for bonding photoresists on substrates
US6537614B1 (en) 1998-12-18 2003-03-25 Kimberly-Clark Worldwide, Inc. Cationically charged coating on hydrophobic polymer fibers with poly (vinyl alcohol) assist
US6274041B1 (en) 1998-12-18 2001-08-14 Kimberly-Clark Worldwide, Inc. Integrated filter combining physical adsorption and electrokinetic adsorption
US6783937B1 (en) * 1999-02-25 2004-08-31 Pall Corporation Negatively charged membrane
EP1669129A1 (en) * 1999-05-14 2006-06-14 Pall Corporation Charged membrane
DE60027291T2 (de) * 1999-05-14 2007-01-18 Pall Corp. Elektrisch geladene membran
US6849185B1 (en) 1999-05-14 2005-02-01 Pall Corp Charged membrane
JP2003505227A (ja) * 1999-07-21 2003-02-12 ザ、プロクター、エンド、ギャンブル、カンパニー 微生物フィルターおよび水からの微生物の除去方法
US20030113528A1 (en) * 1999-09-17 2003-06-19 Wilson Moya Patterned porous structures
CA2391358A1 (en) * 1999-12-17 2001-06-21 Warner Lambert Research And Development Ireland Limited Production of pyrogen controlled water
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
ES2220328T3 (es) * 1999-12-23 2004-12-16 Membrana Gmbh Cuerpos moldeados para la rertencion de pirogenos, procedimiento para su produccion y uso.
KR100575113B1 (ko) * 2000-06-21 2006-05-03 가부시키가이샤 구라레 다공질 중공 섬유막 및 이의 제조방법
JP2005502321A (ja) * 2001-04-20 2005-01-27 イーメンブレン インコーポレーティッド 化合物を分離、精製、濃縮、固定化、および合成するための高容量法、ならびにそれに基づく用途
JP4192091B2 (ja) * 2001-04-27 2008-12-03 ミリポア・コーポレーシヨン 架橋されたマルチポリマーコーティング
US20030211970A1 (en) * 2001-06-01 2003-11-13 Samuel Nochumson Processing of plasmid-containing fluids
US20050279696A1 (en) 2001-08-23 2005-12-22 Bahm Jeannine R Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles
KR100777951B1 (ko) 2001-08-23 2007-11-28 더 프록터 앤드 갬블 캄파니 정수 필터 재료, 대응하는 정수 필터 및 그의 사용 방법
US7614508B2 (en) 2001-08-23 2009-11-10 Pur Water Purification Products Inc. Water filter materials, water filters and kits containing silver coated particles and processes for using the same
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
KR100929463B1 (ko) * 2001-10-04 2009-12-02 도레이 카부시키가이샤 친수성 재료 및 그의 제조 방법
US6814865B1 (en) 2001-12-05 2004-11-09 Seventy-Seventh Meridian Corporation Llc Ion exchange membranes, methods and processes for production thereof and uses in specific applications
AUPR987802A0 (en) 2002-01-08 2002-01-31 Commonwealth Scientific And Industrial Research Organisation Complexing resins and method for preparation thereof
DE20208975U1 (de) 2002-06-10 2003-10-23 Ihde, Stefan, Dr., Uetliburg Knochenadatative Oberflächenstruktur für laterale Kieferimplantate
DE10228148B4 (de) * 2002-06-24 2006-08-24 Saehan Industries Inc. Selektive Membran mit hoher Fouling-Beständigkeit
AU2004212641B2 (en) 2003-02-19 2009-08-06 Merck Millipore Ltd. Composite materials comprising supported porous gels
AU2003901583A0 (en) 2003-04-04 2003-05-01 Orica Australia Pty Ltd A process
US20040206694A1 (en) * 2003-04-16 2004-10-21 John Charkoudian Epoxide-crosslinked, charged cellulosic membrane
EP1669128A4 (en) * 2003-08-06 2006-10-04 Zhejiang Omex Environmental En PREPARATION METHOD FOR PUNCTURED EXO PRINT POLY (VINYLIDENFLUORIDE) WOOD FIBER MEMBRANE USING A DIPPING COAGULATION METHOD AND PRODUCT THEREFROM
US7517581B2 (en) * 2003-09-26 2009-04-14 Parker-Hannifin Corporation Semipermeable hydrophilic membrane
US20050147757A1 (en) * 2004-01-07 2005-07-07 Roh Il J. Method for wetting hydrophobic porous polymeric membranes to improve water flux without alcohol treatment
US7291272B2 (en) * 2004-05-07 2007-11-06 Orica Australia Pty Ltd. Inorganic contaminant removal from water
US7424821B1 (en) 2004-06-25 2008-09-16 Baxter International Inc. Characterization of porous media
CA2571502A1 (en) * 2004-07-05 2006-01-12 U.S. Filter Wastewater Group, Inc. Hydrophilic membranes
US7763666B2 (en) 2004-07-28 2010-07-27 Orica Australia Pty Ltd. Plug-flow regeneration process
WO2006034575A1 (en) * 2004-09-30 2006-04-06 Mcmaster University Composite material comprising layered hydrophilic coatings
EP1710011A1 (en) * 2005-04-07 2006-10-11 Gambro Lundia AB Filtration membrane
US20090117367A1 (en) * 2007-09-28 2009-05-07 General Electric Company Article and associated method
US7665615B2 (en) * 2005-09-30 2010-02-23 General Electric Company Composite article having hydrophilic properties and method of manufacture
US20090205116A1 (en) * 2005-09-30 2009-08-20 General Electric Company Article, laminate and associated methods
US20100077529A1 (en) * 2005-09-30 2010-04-01 General Electric Company Article, laminate and associated methods
US20070084788A1 (en) * 2005-10-14 2007-04-19 Millipore Corporation Ultrafiltration membranes and methods of making and use of ultrafiltration membranes
US20070272608A1 (en) * 2006-05-24 2007-11-29 Clark Mark M Colloidal polysulfone fibers
US7557167B2 (en) * 2006-09-28 2009-07-07 Gore Enterprise Holdings, Inc. Polyester compositions, methods of manufacturing said compositions, and articles made therefrom
US20080292820A1 (en) * 2007-05-23 2008-11-27 3M Innovative Properties Company Light diffusing solar control film
US7910012B2 (en) * 2007-07-16 2011-03-22 General Electric Company Composition, membrane, and associated method
EP3789056B9 (en) 2007-08-31 2025-09-24 SeaStar Medical, Inc. Selective cytopheresis devices
US8132676B2 (en) 2008-08-18 2012-03-13 Emd Millipore Corporation Hydrophilic, high protein binding, low fluorescence, western blotting membrane
WO2010027955A2 (en) 2008-09-02 2010-03-11 Natrix Separations Inc. Chromatography membranes, devices containing them, and methods of use thereof
WO2011079062A1 (en) * 2009-12-21 2011-06-30 Siemens Industry, Inc. Charged porous polymeric membranes and their preparation
TWI410269B (zh) * 2010-09-16 2013-10-01 私立中原大學 白血球過濾材料及其過濾方法
EP2627369B1 (en) 2010-10-15 2022-01-12 SeaStar Medical, Inc. Cytopheresic cartridge and use thereof
CA2836460C (en) 2011-05-17 2021-09-21 Natrix Separations Inc. Methods of using a fluid treatment device
WO2013106109A1 (en) 2012-01-09 2013-07-18 Humes, H., David Cartridge and method for increasing myocardial function
JP6109492B2 (ja) * 2012-05-22 2017-04-05 株式会社ダイセル Ｎｆ平膜とその製造方法
KR20150054918A (ko) 2012-09-14 2015-05-20 에보쿠아 워터 테크놀로지스 엘엘씨 막을 위한 중합체 블렌드
JP5424145B1 (ja) 2013-01-24 2014-02-26 東洋紡株式会社 高分子多孔質平膜シート
US9533262B2 (en) 2013-03-14 2017-01-03 Dow Global Technologies Llc Composite polyamide membrane including dissolvable polymer coating
US9097712B2 (en) * 2013-03-15 2015-08-04 Allied Innovative Systems Llc Flow-through cell counting assay
KR102056871B1 (ko) 2013-03-15 2019-12-17 도레이첨단소재 주식회사 양전하성 폴리불화비닐덴계 다공성 분리막 및 그 제조방법
US9630151B2 (en) 2015-03-31 2017-04-25 Pall Corporation Hydrophilically modified fluorinated membrane (V)
EP3322511B1 (en) 2015-07-14 2022-09-07 Rohm & Haas Electronic Materials Singapore Pte. Ltd Aeration device for filtration system
US10906011B2 (en) 2016-02-29 2021-02-02 Toray Industries, Inc. Layered semipermeable membrane
EP3932528A4 (en) 2019-02-26 2022-04-20 FUJIFILM Corporation HYDROPHILIC POROUS MEMBRANE AND METHOD FOR PRODUCING A HYDROPHILIC POROUS MEMBRANE
US11241657B2 (en) * 2019-11-22 2022-02-08 Pall Corporation Filter for removing silica from ultra pure water and method of use
CH717692A1 (de) * 2020-07-28 2022-01-31 Johann Mueller Ag Kationisierter Filter.
CN114377551B (zh) * 2022-01-11 2023-02-24 江苏巨之澜科技有限公司 镁锂分离用荷正电型聚酰亚胺纳滤膜及其制备方法和应用
EP4631873A1 (en) 2024-01-04 2025-10-15 Gamboa Burgos, Alejandro Liquid dispenser with a tip opening mechanism of the type without preservatives for blow-fill-seal containers

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3808305A (en) 1971-07-27 1974-04-30 H Gregor Crosslinked,interpolymer fixed-charge membranes
US4012324A (en) * 1971-07-27 1977-03-15 Harry P. Gregor Crosslinked, interpolymer fixed-charge membranes
US4125462A (en) 1977-08-30 1978-11-14 Rohm And Haas Company Coated membranes
US4629563B1 (en) * 1980-03-14 1997-06-03 Memtec North America Asymmetric membranes
US4473474A (en) * 1980-10-27 1984-09-25 Amf Inc. Charge modified microporous membrane, process for charge modifying said membrane and process for filtration of fluid
US4673504A (en) * 1980-10-27 1987-06-16 Cuno Inc. Charge modified microporous membrane
US4737291A (en) * 1981-05-29 1988-04-12 Cuno Incorporated Charge modified microporous membrane
US4743418A (en) * 1981-05-29 1988-05-10 Cuno Incorporated Process for charge modifying a microporous membrane
IL70415A (en) * 1982-12-27 1987-07-31 Aligena Ag Semipermeable encapsulated membranes,their manufacture and their use
US4839203A (en) * 1985-04-03 1989-06-13 The Dow Chemical Company Semi-permeable membranes prepared via reaction of cationic groups with nucleophilic groups
US4704324A (en) * 1985-04-03 1987-11-03 The Dow Chemical Company Semi-permeable membranes prepared via reaction of cationic groups with nucleophilic groups
US5004543A (en) * 1988-06-21 1991-04-02 Millipore Corporation Charge-modified hydrophobic membrane materials and method for making the same
WO1990004609A1 (en) * 1988-10-17 1990-05-03 Sepracor, Inc. Process for the covalent surface modification of hydrophobic polymers and articles made therefrom
US5024765A (en) * 1989-10-02 1991-06-18 Aligena Ag Composite membranes and processes using them
US5464538A (en) * 1989-12-29 1995-11-07 The Dow Chemical Company Reverse osmosis membrane
US5151189A (en) * 1990-09-17 1992-09-29 Gelman Sciences, Inc. Cationic charge modified microporous membrane
US5269931A (en) * 1990-09-17 1993-12-14 Gelman Sciences Inc. Cationic charge modified microporous membranes
EP0478842A1 (de) * 1990-10-05 1992-04-08 PALL BIOMEDIZIN GmbH Filter zur Filtration menschlicher Cerebronspinalflüssigkeit
US5443727A (en) * 1990-10-30 1995-08-22 Minnesota Mining And Manufacturing Company Articles having a polymeric shell and method for preparing same
US5098569A (en) * 1990-12-13 1992-03-24 Monsanto Company Surface-modified support membrane and process therefor
US5137633A (en) * 1991-06-26 1992-08-11 Millipore Corporation Hydrophobic membrane having hydrophilic and charged surface and process
US5338407A (en) * 1991-12-23 1994-08-16 Hercules Incorporated Enhancement of paper dry strength by anionic and cationic guar combination
US5531893A (en) * 1993-02-12 1996-07-02 Gelman Sciences Inc. Inter-penetrating network charge modified microporous membrane
US5282971A (en) * 1993-05-11 1994-02-01 Pall Corporation Positively charged polyvinylidene fluoride membrane
US5543054A (en) * 1993-11-24 1996-08-06 Millipore Corporation Method and apparatus for covalent immobilization of charge- conjugated carbohydrate molecules
EP1118377B1 (en) 1994-03-04 2005-05-11 Pall Corporation Large pore synthetic polymer membranes
US5591335A (en) 1995-05-02 1997-01-07 Memtec America Corporation Filter cartridges having nonwoven melt blown filtration media with integral co-located support and filtration
JP4234790B2 (ja) 1995-06-07 2009-03-04 ポール・コーポレーション 高有孔密度と等方性、異方性の混合構造とを有する微小濾過膜
CA2244180C (en) 1996-01-22 2005-03-01 Memtec America Corporation Highly porous polyvinylidene difluoride membranes
DE69735859T2 (de) * 1996-07-08 2006-10-26 Pall Corp. Positiv geladene Polymermembranen

Also Published As

Publication number Publication date
WO1998001208A1 (en) 1998-01-15
US6045694A (en) 2000-04-04
ES2259947T3 (es) 2006-11-01
DE69735859D1 (de) 2006-06-14
US6565748B1 (en) 2003-05-20
EP0935494A4 (en) 2000-06-14
ATE325649T1 (de) 2006-06-15
DE69735859T2 (de) 2006-10-26
EP0935494A1 (en) 1999-08-18
JP2000515062A (ja) 2000-11-14

Similar Documents

Publication Publication Date Title
AU3653097A (en) Cationically charge-modified membranes
DE69431150D1 (de) Struktuierte copolymere als metallionenträger
DE60229249D1 (de) Verfahren zur erzeugung von emulsionen
ES2089563T3 (es) Agentes tensioactivos usados como ayuda para procesamiento de lentes de contacto.
BR0011610A (pt) Tratamento de superfìcie de dispositivos médicos com polìmeros hidrófilos reativos
AU8713591A (en) Cationic charge modified microporous membranes
IL126366A0 (en) Photopheresis treatment of leukocytes
FR2360623B1 (enExample)
ATE106273T1 (de) Asymmetrische halbdurchlässige membran zur behandlung von biologischen flüssigkeiten.
BR0115730A (pt) materiais antimicrobianos foto-estabilizados
PL338581A1 (en) Method of driving the subscriber's identity module (sim) in mobile radiocommunication systems
ATE86139T1 (de) Permeable, poroese polymermembran mit hydrophilen eigenschaften, verfahren zu ihrer herstellung und ihre anwendung.
PT82635B (pt) Processo para a preparacao de uma composicao de libertacao controlada de uma droga macromolecular e respectivo metodo de tratamento com a referida composicao
AU659430B2 (en) Polymeric retan fatliquor for low fogging upholstery leather
EP0923955A3 (en) Manufacturing method of artificial organ, hollow fiber membrane, and dialyzer of hollow fiber membrane type
ATE511915T1 (de) Membrannachbehandlung
BR0012983B1 (pt) processo de tratamento por impregnaÇço de um material arquitetural, e, material arquitetural "permeÁvel".
BR0011903A (pt) Composição antiviral; produto de papel fino; e processo para a fabricação de um produto de papel fino
DE59503494D1 (de) Verfahren zur Herstellung von Metallhydroxiden
ATE270580T1 (de) Formkörper zur pyrogenrückhaltung, verfahren zu ihrer herstellung und ihre verwendung
IL72506A (en) Ion-exchange membranes and processes for the preparation thereof
DK0780121T3 (da) Øjendråbepræparat, især til behandling af tørre øjne
EP1121972A3 (en) Cationically charge-modified membranes
ATE204653T1 (de) Hydrophile vernetzungsmittel enthaltende kontaktlinse
DE69808663D1 (de) Neomycin/disaccharid wässerige lösung zur behandlung von enteroclysis bei hepatischer enzephalopathie