BE882170A - Fibres creuses a surface non uniforme en coupe transversale - Google Patents

Fibres creuses a surface non uniforme en coupe transversale

Info

Publication number
BE882170A
BE882170A BE0/199745A BE199745A BE882170A BE 882170 A BE882170 A BE 882170A BE 0/199745 A BE0/199745 A BE 0/199745A BE 199745 A BE199745 A BE 199745A BE 882170 A BE882170 A BE 882170A
Authority
BE
Belgium
Prior art keywords
hollow fibers
uniform cross
sectional surface
sectional
uniform
Prior art date
Application number
BE0/199745A
Other languages
English (en)
Inventor
C Porter
J Taylor
Original Assignee
Extracorporeal Med Spec
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 Extracorporeal Med Spec filed Critical Extracorporeal Med Spec
Publication of BE882170A publication Critical patent/BE882170A/fr

Links

Classifications

    • 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
    • B01D71/08—Polysaccharides
    • B01D71/10—Cellulose; Modified cellulose
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2973—Particular cross section
    • Y10T428/2975—Tubular or cellular
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2973—Particular cross section
    • Y10T428/2976—Longitudinally varying

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Artificial Filaments (AREA)
BE0/199745A 1979-03-12 1980-03-11 Fibres creuses a surface non uniforme en coupe transversale BE882170A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/019,972 US4291096A (en) 1979-03-12 1979-03-12 Non-uniform cross-sectional area hollow fibers

Publications (1)

Publication Number Publication Date
BE882170A true BE882170A (fr) 1980-07-01

Family

ID=21796074

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/199745A BE882170A (fr) 1979-03-12 1980-03-11 Fibres creuses a surface non uniforme en coupe transversale

Country Status (3)

Country Link
US (1) US4291096A (fr)
JP (1) JPS55142711A (fr)
BE (1) BE882170A (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3138525A1 (de) * 1981-09-28 1983-04-14 Akzo Gmbh, 5600 Wuppertal Verfahren zur herstellung einer asymmetrischen hohlfadenmembran aus polyamid
JPS5928971A (ja) * 1982-08-06 1984-02-15 川澄化学工業株式会社 中空糸型物質移動装置の製造方法
DE3301268A1 (de) * 1983-01-17 1984-07-26 Akzo Gmbh, 5600 Wuppertal Verfahren und vorrichtung zum herstellen von hohlfadenbuendeln
EP0133882B1 (fr) * 1983-07-30 1990-04-04 Akzo Patente GmbH Corps poreux
US4574108A (en) * 1983-11-18 1986-03-04 University Of Delaware Fiber reinforced composite
US4666485A (en) * 1984-12-03 1987-05-19 Owens-Corning Fiberglas Corporation Method and apparatus for making tapered mineral and organic fibers
WO1989006566A1 (fr) * 1988-01-20 1989-07-27 Terumo Kabushiki Kaisha Membrane a fibre creuse et appareil de traitement de fluide l'utilisant
US5776223A (en) * 1996-02-29 1998-07-07 Owens Corning Fiberglas Technology, Inc. Method of making shaped fibers
US5731084A (en) * 1996-07-16 1998-03-24 Owens-Corning Fiberglas Technology, Inc. Zero twist yarn having periodic flat spots
KR100581648B1 (ko) * 2001-10-01 2006-05-22 엔테그리스, 아이엔씨. 교환장치, 그 제조 및 사용 방법
EP1469934A4 (fr) * 2002-01-29 2005-09-07 Amersham Biosciences Membrane Membranes de fibres creuses a surface spiralee
DE602004031378D1 (de) * 2003-12-22 2011-03-24 Entegris Inc Austauschvorrichtung mit vergossenen hohlfasern und dessen verwendung
DE102007009208B4 (de) * 2007-02-26 2010-01-28 Fresenius Medical Care Deutschland Gmbh Hohlfaser, Hohlfaserbündel, Filter sowie Verfahren zur Herstellung einer Hohlfaser oder eines Hohlfaserbündels
US8070956B2 (en) * 2007-04-18 2011-12-06 Ondavia, Inc. Method of separation of polymers
WO2010128044A1 (fr) * 2009-05-04 2010-11-11 Fresenius Medical Care Deutschland Gmbh Dispositif et procédé de production d'un faisceau de fibres creuses doté de fibres creuses déphasées, ondulées
KR20140099752A (ko) * 2013-02-04 2014-08-13 코오롱인더스트리 주식회사 중공사막 및 이를 포함하는 중공사막 모듈
BG67252B1 (bg) * 2017-06-27 2021-02-15 Е.Миролио ЕАД Метод за получаване на вискозна изкуствена коприна с променяща се дебелина, продукт, получен по този метод и инсталация за реализиране на метода
CN109078498A (zh) * 2018-09-03 2018-12-25 东莞理工学院 一种变直径喷丝头、中空纤维膜丝束及膜组件的加工装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1259008B (de) * 1957-03-14 1968-01-18 Inst Textiltechnologie Der Che Verfahren zur Herstellung von kuenstlichen Hohlfaeden
NL107052C (fr) 1957-05-06 1900-01-01
US3400189A (en) * 1964-09-14 1968-09-03 Dow Chemical Co Process for centrifugally spinning hollow or filled filaments
CH489259A (de) * 1968-06-08 1970-04-30 Dietzsch Gmbh Hans Joachim Verfahren zur Herstellung von kapillaren Austauschern
US3888771A (en) * 1972-06-02 1975-06-10 Asahi Chemical Ind Hollow fibers of cuprammonium cellulose and a process of the manufacture of same
GB1442754A (en) 1972-06-28 1976-07-14 Nat Res Dev Apparatus for and method of effecting heat or mass transfer berween fluids
US4127625A (en) * 1975-03-27 1978-11-28 Daicel Ltd. Process for preparing hollow fiber having selective gas permeability
IL52259A (en) * 1976-06-22 1981-02-27 Akzo Nv Dialysis membrane and its manufacture

Also Published As

Publication number Publication date
US4291096A (en) 1981-09-22
JPS55142711A (en) 1980-11-07

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: EXTRACORPOREAL MEDICAL SPECIALTIES INC.

Effective date: 19860331