CA1313734C - Coussinet feutre a base de fibres de cellulose et d'une membrane organique microporeuse - Google Patents

Coussinet feutre a base de fibres de cellulose et d'une membrane organique microporeuse

Info

Publication number
CA1313734C
CA1313734C CA000615954A CA615954A CA1313734C CA 1313734 C CA1313734 C CA 1313734C CA 000615954 A CA000615954 A CA 000615954A CA 615954 A CA615954 A CA 615954A CA 1313734 C CA1313734 C CA 1313734C
Authority
CA
Canada
Prior art keywords
membrane
membranes
charge
nylon
modifying agent
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 - Fee Related
Application number
CA000615954A
Other languages
English (en)
Inventor
Paul J. Marinaccio
Rodney A. Knight
Joseph V. Fiore
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 Purification Inc
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
Priority claimed from CA000465077A external-priority patent/CA1282565C/fr
Application filed by Cuno Inc filed Critical Cuno Inc
Application granted granted Critical
Publication of CA1313734C publication Critical patent/CA1313734C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

CA000615954A 1984-03-15 1991-01-03 Coussinet feutre a base de fibres de cellulose et d'une membrane organique microporeuse Expired - Fee Related CA1313734C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US58989584A 1984-03-15 1984-03-15
US589,895 1984-03-15
CA000465077A CA1282565C (fr) 1984-03-15 1984-10-10 Methode pour modifier la surface d'une membrane microporeuse

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA000465077A Division CA1282565C (fr) 1984-03-15 1984-10-10 Methode pour modifier la surface d'une membrane microporeuse

Publications (1)

Publication Number Publication Date
CA1313734C true CA1313734C (fr) 1993-02-23

Family

ID=25670505

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000615954A Expired - Fee Related CA1313734C (fr) 1984-03-15 1991-01-03 Coussinet feutre a base de fibres de cellulose et d'une membrane organique microporeuse

Country Status (1)

Country Link
CA (1) CA1313734C (fr)

Similar Documents

Publication Publication Date Title
US4915839A (en) Process for surface modifying a microporous membrane
US4673504A (en) Charge modified microporous membrane
US4473474A (en) Charge modified microporous membrane, process for charge modifying said membrane and process for filtration of fluid
US4711793A (en) Process for charge modifying a microphorous membrane
US4708803A (en) Liquid filtration using hydrophilic cationic isotropic microporous nylon membrane
CA1253305A (fr) Membrane microporeuse polymerique modifiee par une charge anionique en solution
CA1259030A (fr) Filtration a debits croises
EP0050864A1 (fr) Membrane hydrophile microporeuse à charge modifiée, procédé pour sa préparation, et son utilisation
CA1148872A (fr) Filtre a base de silice cationique, colloidale, minerale
EP0572274B1 (fr) Membrane de fibres creuses à flux élevé
EP0466827B1 (fr) Support de filtration a charge modifiee cationique et son utilisation
US5000848A (en) Rotary filtration device with hyperphilic membrane
US5114585A (en) Charged porous filter
US4980067A (en) Polyionene-transformed microporous membrane
US5032281A (en) Separating membrane and separation method
GB2043734A (en) Filter and method of making same
EP3283202A1 (fr) Procédé de purification d'une matière biologique d'intérêt dans un échantillon au moyen de membranes d'ultrafiltration à nanofibres mises en oeuvre en mode de filtration de flux tangentiel
JPS58145740A (ja) ポリアミドメンブランおよびその製造方法
CA1313734C (fr) Coussinet feutre a base de fibres de cellulose et d'une membrane organique microporeuse
Toyomoto et al. Microfiltration and ultrafiltration
CA1249110A (fr) Tubes creux microporeux modifies par une charge
CA1282565C (fr) Methode pour modifier la surface d'une membrane microporeuse
KR100322235B1 (ko) 고 투과성 역삼투압 분리막의 제조방법
CA1200158A (fr) Membrane en polyamide a surface modifiee
JPS63287503A (ja) キトサンを固定化したポリアミド微多孔性膜

Legal Events

Date Code Title Description
MKLA Lapsed