DE69022414D1 - Kationische filtermedia mit kationisch geänderter ladung und deren verwendung. - Google Patents

Kationische filtermedia mit kationisch geänderter ladung und deren verwendung.

Info

Publication number
DE69022414D1
DE69022414D1 DE69022414T DE69022414T DE69022414D1 DE 69022414 D1 DE69022414 D1 DE 69022414D1 DE 69022414 T DE69022414 T DE 69022414T DE 69022414 T DE69022414 T DE 69022414T DE 69022414 D1 DE69022414 D1 DE 69022414D1
Authority
DE
Germany
Prior art keywords
charge modifying
modifying agent
filter elements
primary
polyamine
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 - Lifetime
Application number
DE69022414T
Other languages
English (en)
Other versions
DE69022414T2 (de
Inventor
Eugene Ostreicher
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.)
3M Innovative Properties Co
Original Assignee
Cuno Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23314124&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69022414(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Cuno Inc filed Critical Cuno Inc
Application granted granted Critical
Publication of DE69022414D1 publication Critical patent/DE69022414D1/de
Publication of DE69022414T2 publication Critical patent/DE69022414T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/08—Filter paper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • 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
    • 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
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/18—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being cellulose or derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Materials (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Epoxy Resins (AREA)
DE69022414T 1989-04-07 1990-03-30 Kationische filtermedia mit kationisch geänderter ladung und deren verwendung. Expired - Lifetime DE69022414T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/335,995 US4981591A (en) 1989-04-07 1989-04-07 Cationic charge modified filter media
PCT/US1990/001667 WO1990011814A1 (en) 1989-04-07 1990-03-30 Cationic charge modified filter media and use thereof

Publications (2)

Publication Number Publication Date
DE69022414D1 true DE69022414D1 (de) 1995-10-19
DE69022414T2 DE69022414T2 (de) 1996-03-07

Family

ID=23314124

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69022414T Expired - Lifetime DE69022414T2 (de) 1989-04-07 1990-03-30 Kationische filtermedia mit kationisch geänderter ladung und deren verwendung.

Country Status (8)

Country Link
US (1) US4981591A (de)
EP (1) EP0466827B1 (de)
JP (1) JP3115316B2 (de)
AT (1) ATE127702T1 (de)
AU (1) AU621266B2 (de)
CA (1) CA2049949A1 (de)
DE (1) DE69022414T2 (de)
WO (1) WO1990011814A1 (de)

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US5085784A (en) * 1989-04-07 1992-02-04 Cuno, Incorporated Use of cationic charge modified filter media
US5085780A (en) * 1989-04-07 1992-02-04 Cuno, Incorporated Use of cationic charge modified filter media
US5133878A (en) * 1989-11-17 1992-07-28 Pall Corporation Polymeric microfiber filter medium
DE4113602A1 (de) * 1991-04-23 1992-10-29 Falkenhagen Dieter Dr Sc Med Endotoxinadsorber und verfahren zu seiner herstellung
US5186843A (en) * 1991-07-22 1993-02-16 Ahlstrom Filtration, Inc. Blood separation media and method for separating plasma from whole blood
US5383573A (en) * 1992-11-04 1995-01-24 Minnesota Mining And Manufacturing Company Separation-science membrane dispenser
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
WO1998004335A1 (en) * 1996-07-29 1998-02-05 Kimberly-Clark Worldwide, Inc. Method of using cationic charge modified filter
AU725939B2 (en) * 1996-07-30 2000-10-26 3M Innovative Properties Company Filter sheet and process for purifying photoresist composition employing the filter sheet
JPH1060048A (ja) * 1996-08-23 1998-03-03 Nippon Zeon Co Ltd 環状オレフィン系重合体及びその製造方法
US5912194A (en) * 1996-08-30 1999-06-15 Kimberly Clark Corp. Permeable liquid flow control material
CA2289665C (en) 1997-06-13 2005-08-09 Genentech, Inc. Protein recovery by chromatography followed by filtration upon a charged layer
US6712966B1 (en) 1999-02-04 2004-03-30 Cuno Incorporated Graded particle-size retention filter medium for cell-type filter unit
US6939466B2 (en) * 1998-08-17 2005-09-06 Cuno Incorporated Graded particle-size retention filter medium for fluid filtration unit with improved edge seal
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
US20040118766A1 (en) * 2000-02-03 2004-06-24 Pulek John L. Graded particle-size retention filter medium for cell-type filter unit
CN1213769C (zh) * 1999-07-21 2005-08-10 宝洁公司 微生物过滤器和清除水中微生物的方法
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
US6602410B1 (en) 2000-11-14 2003-08-05 The Procter & Gamble Comapny Water purifying kits
US7615152B2 (en) 2001-08-23 2009-11-10 Pur Water Purification Products, Inc. Water filter device
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
KR100777951B1 (ko) * 2001-08-23 2007-11-28 더 프록터 앤드 갬블 캄파니 정수 필터 재료, 대응하는 정수 필터 및 그의 사용 방법
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
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
US20030042195A1 (en) * 2001-09-04 2003-03-06 Lois Jean Forde-Kohler Multi-ply filter
US7037527B2 (en) * 2002-01-25 2006-05-02 University Of Rhode Island Bifunctionalized polyester material for surface treatment and biomodification
US6866704B2 (en) * 2002-01-31 2005-03-15 Koslow Technologies Corporation Microporous filter media with intrinsic safety feature
GB0211805D0 (en) * 2002-05-22 2002-07-03 Prometic Biosciences Ltd Endotoxin-binding ligands and their use
US20050098505A1 (en) * 2002-09-20 2005-05-12 J.R. Schneider Co., Inc. Filter aid and method of using same for reclaiming water-based fluids used in metal working processes
US20040104177A1 (en) * 2002-09-20 2004-06-03 J.R. Schneider Co., Inc. Filter aid and method of using same for reclaiming water-based fluids used in metal working processes
US7341668B2 (en) * 2003-09-22 2008-03-11 J.R. Schneider Co., Inc. Filter aid and method of using same for reclaiming water-based fluids used in metal working processes
US7390403B2 (en) * 2004-03-19 2008-06-24 Millipore Corporation Prefilter system for biological systems
US20050211635A1 (en) * 2004-03-24 2005-09-29 Yeh Eshan B Anti-microbial media and methods for making and utilizing the same
KR101358486B1 (ko) * 2006-03-31 2014-02-06 아고나이드 코포레이션 초미세 또는 나노크기 분말을 혼입한 부직 매체
RU2394627C1 (ru) * 2006-03-31 2010-07-20 Аргонайд Корпорейшн Нетканый материал, включающий ультрамелкие или наноразмерные порошки
EP2058350A4 (de) 2006-08-31 2010-07-14 Zeon Corp Hydrierte ringöffnungspolymerisationspolymere auf basis von norbornen, harzzusammensetzung und formkörper
US8123959B2 (en) * 2007-11-28 2012-02-28 3M Innovative Properties Company Treatment of solid particles with functional agents
US20110006007A1 (en) * 2008-02-12 2011-01-13 Gokhan Kuruc Composite polymeric filtration media
JP5693449B2 (ja) 2008-04-30 2015-04-01 グラダリス インク.Gradalis, Inc. 高純度のプラスミドｄｎａ調製物及びその調製方法
DE102008037678A1 (de) 2008-08-14 2010-02-25 Sartorius Stedim Biotech Gmbh Tiefenfilterschicht mit anorganischem Schichtdoppelhydroxid
WO2017087836A1 (en) * 2015-11-18 2017-05-26 Imerys Filtration Minerals, Inc. Cationic composite silicate filter aids
US20220347603A1 (en) * 2021-04-30 2022-11-03 Pall Corporation Filter disk segments

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2783894A (en) * 1955-03-24 1957-03-05 Millipore Filter Corp Microporous nylon film
US3242073A (en) * 1963-03-07 1966-03-22 Dow Chemical Co Removal of microorganisms from fluids
US3408315A (en) * 1965-01-12 1968-10-29 Millipore Filter Corp Nylon membrane filter
CA1044537A (en) * 1973-05-09 1978-12-19 Amf Incorporated Filter medium and process
US4321288A (en) * 1973-05-09 1982-03-23 Amf Incorporated Process of making an improved filter media
US4178438A (en) * 1975-11-14 1979-12-11 Ciba-Geigy Aktiengesellschaft Cationically modified, cellulose-containing materials
US4859340A (en) * 1976-03-15 1989-08-22 Cuno, Incorporated Filter sheet
US4309247A (en) * 1976-03-15 1982-01-05 Amf Incorporated Filter and method of making same
US4366068A (en) * 1976-03-15 1982-12-28 Amf Incorporated Filter and method of making same
GB2043734B (en) * 1979-03-01 1983-08-17 Amf Inc Filter and method of making same
CA1148872A (en) * 1979-04-06 1983-06-28 Eugene A. Ostreicher Filter with inorganic cationic colloidal silica
US4230573A (en) * 1979-06-08 1980-10-28 Amf Incorporated Cartridge filter and method of making same
US4282261A (en) * 1979-08-09 1981-08-04 Amf Incorporated Beverage filtration process
US4617128A (en) * 1979-09-10 1986-10-14 Amf Inc. Particulate filter aid, filter bed and process
US4288462A (en) * 1980-02-04 1981-09-08 Amf Incorporated Method for removing cationic contaminants from beverages
US4673504A (en) * 1980-10-27 1987-06-16 Cuno Inc. Charge modified microporous membrane
US4708803A (en) * 1980-10-27 1987-11-24 Cuno Incorporated Liquid filtration using hydrophilic cationic isotropic microporous nylon membrane
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
US4711793A (en) * 1980-10-27 1987-12-08 Cuno Incorporated Process for charge modifying a microphorous membrane
EP0050864B1 (de) * 1980-10-27 1985-01-09 Amf Incorporated Eine hydrophilic mikroporöse Membran mit cationischer modifizierter Ladung, ein Verfahren deren Herstellung und seine Verwendung
US4381239A (en) * 1981-02-10 1983-04-26 Tanabe Seiyaku Co., Ltd. Method for reducing the pyrogen content of or removing pyrogens from substances contaminated therewith
US4473475A (en) * 1981-05-29 1984-09-25 Amf Inc. Charge modified microporous membrane, process for charge modifying said membrane, and process for filtration of fluids
US4523995A (en) * 1981-10-19 1985-06-18 Pall Corporation Charge-modified microfiber filter sheets
US4512896A (en) * 1983-02-07 1985-04-23 Yale University Transfer of macromolecules from a chromatographic substrate to an immobilizing matrix
US4604208A (en) * 1983-12-29 1986-08-05 Chaokang Chu Liquid filtration using an anionic microporous membrane
US4606824A (en) * 1984-10-26 1986-08-19 Chaokang Chu Modified cellulose separation matrix

Also Published As

Publication number Publication date
AU621266B2 (en) 1992-03-05
AU5526090A (en) 1990-11-05
ATE127702T1 (de) 1995-09-15
EP0466827A4 (en) 1992-06-03
DE69022414T2 (de) 1996-03-07
WO1990011814A1 (en) 1990-10-18
CA2049949A1 (en) 1990-10-08
US4981591A (en) 1991-01-01
JPH04504379A (ja) 1992-08-06
JP3115316B2 (ja) 2000-12-04
EP0466827B1 (de) 1995-09-13
EP0466827A1 (de) 1992-01-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: 3M INNOVATIVE PROPERTIES CO., ST. PAUL, MINN., US

8328 Change in the person/name/address of the agent

Representative=s name: STROHSCHAENK UND KOLLEGEN, 85521 OTTOBRUNN