BE877929A - Membrane comportant une surface poreuse utilisee comme filtre ou support de membrane pour la separation - Google Patents

Membrane comportant une surface poreuse utilisee comme filtre ou support de membrane pour la separation

Info

Publication number
BE877929A
BE877929A BE0/196481A BE196481A BE877929A BE 877929 A BE877929 A BE 877929A BE 0/196481 A BE0/196481 A BE 0/196481A BE 196481 A BE196481 A BE 196481A BE 877929 A BE877929 A BE 877929A
Authority
BE
Belgium
Prior art keywords
membrane
separation
filter
porous surface
surface used
Prior art date
Application number
BE0/196481A
Other languages
English (en)
Original Assignee
Akzo Nv
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 Akzo Nv filed Critical Akzo Nv
Publication of BE877929A publication Critical patent/BE877929A/fr

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
    • 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
    • B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • 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
    • 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
    • C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
    • 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
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
    • C08J2201/054—Precipitating the polymer by adding a non-solvent or a different solvent
    • C08J2201/0542—Precipitating the polymer by adding a non-solvent or a different solvent from an organic solvent-based polymer composition
    • C08J2201/0543—Precipitating the polymer by adding a non-solvent or a different solvent from an organic solvent-based polymer composition the non-solvent being organic
    • 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
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
    • C08J2201/054—Precipitating the polymer by adding a non-solvent or a different solvent
    • C08J2201/0545—Precipitating the polymer by adding a non-solvent or a different solvent from an aqueous solvent-based polymer composition
    • C08J2201/0546—Precipitating the polymer by adding a non-solvent or a different solvent from an aqueous solvent-based polymer composition the non-solvent being organic

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Artificial Filaments (AREA)
BE0/196481A 1978-07-31 1979-07-27 Membrane comportant une surface poreuse utilisee comme filtre ou support de membrane pour la separation BE877929A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2833493A DE2833493C2 (de) 1978-07-31 1978-07-31 Hohlfäden

Publications (1)

Publication Number Publication Date
BE877929A true BE877929A (fr) 1979-11-16

Family

ID=6045823

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/196481A BE877929A (fr) 1978-07-31 1979-07-27 Membrane comportant une surface poreuse utilisee comme filtre ou support de membrane pour la separation

Country Status (3)

Country Link
BE (1) BE877929A (fr)
DE (1) DE2833493C2 (fr)
ZA (1) ZA793771B (fr)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3026718A1 (de) * 1980-07-15 1982-02-04 Akzo Gmbh, 5600 Wuppertal Hohlfasermembran fuer die plasmaseparation
DE3049557A1 (de) 1980-12-31 1982-07-29 Akzo Gmbh, 5600 Wuppertal Poroese schlaeuche
DE3129064A1 (de) * 1981-07-23 1983-02-10 Akzo Gmbh, 5600 Wuppertal Verfahren und vorrichtung zur blutoxygenation
DE3135179A1 (de) * 1981-09-05 1983-03-24 Akzo Gmbh, 5600 Wuppertal Vorrichtung zur lagerung von feuchtigkeitshaltigen guetern
DE3214667C2 (de) * 1982-04-21 1985-07-18 Akzo Gmbh, 5600 Wuppertal Zusammengesetzter Körper für die Langzeitabgabe von Wirkstoffen
DE3301268A1 (de) * 1983-01-17 1984-07-26 Akzo Gmbh, 5600 Wuppertal Verfahren und vorrichtung zum herstellen von hohlfadenbuendeln
DE3327638C2 (de) * 1983-07-30 1986-08-07 Akzo Gmbh, 5600 Wuppertal Verfahren und Vorrichtung zur Herstellung Poren aufweisender Formkörper
EP0133882B1 (fr) * 1983-07-30 1990-04-04 Akzo Patente GmbH Corps poreux
DE3829766A1 (de) * 1988-09-01 1990-03-22 Akzo Gmbh Verfahren zur herstellung von membranen
KR950002826B1 (ko) * 1991-08-09 1995-03-27 한국과학기술연구원 열유도 상분리법을 이용한 다공성 폴리올레핀 분리막의 제조방법
DE19520188C2 (de) * 1995-06-01 1999-04-08 Geesthacht Gkss Forschung Verfahren zur Herstellung von Polymer-Hohlfadenmembranen
US6409921B1 (en) 1997-07-23 2002-06-25 Membrana Gmbh Integrally asymmetrical polyolefin membrane for gas exchange
ES2204513T3 (es) 1999-01-21 2004-05-01 Membrana Gmbh Membrana de poliolefina integral asimetrica.
JP4095773B2 (ja) 1999-01-22 2008-06-04 メムブラーナ ゲゼルシャフト ミット ベシュレンクテル ハフツング 一体型の非対称ポリオレフィン膜の製造方法
BR0306850B1 (pt) 2002-01-24 2011-12-13 processo para produzir uma membrana hidrofóbica integralmente assimétrica.
DE102005026604A1 (de) * 2005-06-09 2006-12-14 Membrana Gmbh Verfahren zum Lösen von Gasen mit kurzlebigen physikalischen Eigenschaften in einer Flüssigkeit
ATE528066T1 (de) 2008-12-12 2011-10-15 Membrana Gmbh Hydrophobe ozonstabile pvdf-membran mit hoher mechanischer stabilität
US10946345B2 (en) 2013-05-29 2021-03-16 Em Innovative Properties Company Microporous polyvinylidene fluoride membrane
US10292871B2 (en) 2013-11-13 2019-05-21 3M Innovative Properties Company Wound care system with a mat of capillary membranes
EP3068455B1 (fr) 2013-11-13 2017-10-18 3M Innovative Properties Company Trousse de pansements en forme de poche
EP3093031A1 (fr) 2015-05-11 2016-11-16 3M Innovative Properties Company Système de traitement des plaies
EP3093032B1 (fr) 2015-05-11 2018-09-19 3M Innovative Properties Company Dispositif et procédé destinés à la production de sérum
EP3092987A1 (fr) 2015-05-11 2016-11-16 3M Innovative Properties Company Système de traitement de plaies à l'aide de sérum
DE102022128814A1 (de) 2022-10-31 2024-05-02 InnoSpire Technologies GmbH Ready Mix für die Erzeugung mikroporöser Strukturen

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR677204A (fr) * 1928-06-30 1930-03-05 Kohorn Oscar & Co Procédé pour la fabrication de soie alvéolaire
NL31415C (fr) * 1929-06-14
NL274565A (fr) * 1961-02-10
US3513110A (en) * 1965-07-26 1970-05-19 Celanese Corp Open-celled low density filamentary material
US4020230A (en) * 1975-10-03 1977-04-26 The Dow Chemical Company Microporous polyethylene hollow fibers and process of preparing them
DE2550080B2 (de) * 1975-11-07 1978-03-09 Akzo Gmbh, 5600 Wuppertal Verfahren zur Herstellung von Filamenten mit nicht durchgehenden Hohlräumen

Also Published As

Publication number Publication date
DE2833493A1 (de) 1980-02-07
ZA793771B (en) 1980-07-30
DE2833493C2 (de) 1989-10-12

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: AKZO N.V.

Effective date: 19860731