BE853895A - Fibres creuses en polyethylene et leur procede de fabrication - Google Patents

Fibres creuses en polyethylene et leur procede de fabrication

Info

Publication number
BE853895A
BE853895A BE176965A BE176965A BE853895A BE 853895 A BE853895 A BE 853895A BE 176965 A BE176965 A BE 176965A BE 176965 A BE176965 A BE 176965A BE 853895 A BE853895 A BE 853895A
Authority
BE
Belgium
Prior art keywords
manufacturing process
hollow fibers
polyethylene hollow
polyethylene
fibers
Prior art date
Application number
BE176965A
Other languages
English (en)
Original Assignee
Cordis Dow 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 Cordis Dow Corp filed Critical Cordis Dow Corp
Publication of BE853895A publication Critical patent/BE853895A/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
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/0025—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching
    • B01D67/0027—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching by stretching
    • 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
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
    • 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
    • B01D71/26—Polyalkenes
    • B01D71/261—Polyethylene
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Artificial Filaments (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
BE176965A 1975-10-03 1977-04-22 Fibres creuses en polyethylene et leur procede de fabrication BE853895A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/619,431 US4020230A (en) 1975-10-03 1975-10-03 Microporous polyethylene hollow fibers and process of preparing them

Publications (1)

Publication Number Publication Date
BE853895A true BE853895A (fr) 1977-10-24

Family

ID=24481902

Family Applications (1)

Application Number Title Priority Date Filing Date
BE176965A BE853895A (fr) 1975-10-03 1977-04-22 Fibres creuses en polyethylene et leur procede de fabrication

Country Status (2)

Country Link
US (2) US4020230A (fr)
BE (1) BE853895A (fr)

Families Citing this family (85)

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US4239729A (en) * 1978-06-06 1980-12-16 Terumo Corporation Oxygenator
NL7904388A (nl) * 1978-06-15 1979-12-18 Mitsubishi Rayon Co Werkwijze en inrichting voor overdracht van gassen.
DE2833493C2 (de) * 1978-07-31 1989-10-12 Akzo Gmbh, 5600 Wuppertal Hohlfäden
US4564488A (en) * 1978-07-31 1986-01-14 Akzo Nv Methods for the preparation of porous fibers and membranes
NL177840C (nl) * 1979-02-08 1989-10-16 Stamicarbon Werkwijze voor het vervaardigen van een polyetheendraad.
NL177759B (nl) * 1979-06-27 1985-06-17 Stamicarbon Werkwijze ter vervaardiging van een polyetheendraad, en de aldus verkregen polyetheendraad.
ZA80465B (en) * 1979-02-13 1981-08-26 Celanese Corp Process for preparing hollow microporous polypropylene fibers
US4315877A (en) * 1979-02-22 1982-02-16 Albany International Corp. Methods of fabricating sorbent-cored textile yarns
US4302509A (en) * 1979-02-22 1981-11-24 Albany International Corp. Sorbent-cored textile yarns
US4290987A (en) * 1979-07-02 1981-09-22 Celanese Corporation Process for preparing microporous hollow fibers
US4386948A (en) * 1979-12-20 1983-06-07 American Hospital Supply Corporation Filter drive
US4342811A (en) * 1979-12-28 1982-08-03 Albany International Corp. Open-celled microporous sorbent-loaded textile fibers and films and methods of fabricating same
JPS573652A (en) * 1980-06-06 1982-01-09 Kanegafuchi Chemical Ind Artificial lung using minute hole diameter film
DE3026718A1 (de) * 1980-07-15 1982-02-04 Akzo Gmbh, 5600 Wuppertal Hohlfasermembran fuer die plasmaseparation
US4530809A (en) * 1980-10-14 1985-07-23 Mitsubishi Rayon Co., Ltd. Process for making microporous polyethylene hollow fibers
JPS5766114A (en) * 1980-10-14 1982-04-22 Mitsubishi Rayon Co Ltd Porous polyethylene hollow fiber and its production
US4405688A (en) * 1982-02-18 1983-09-20 Celanese Corporation Microporous hollow fiber and process and apparatus for preparing such fiber
AU565652B2 (en) 1982-02-19 1987-09-24 Dow Chemical Company, The Hollow fibre oxygenator element
JPS59196706A (ja) * 1983-04-22 1984-11-08 Dainippon Ink & Chem Inc 不均質膜およびその製造方法
US4636229A (en) * 1984-03-26 1987-01-13 Nippon Oil Company, Limited Selective gas separation membrane
JPS60242035A (ja) * 1984-04-27 1985-12-02 Toa Nenryo Kogyo Kk ポリエチレン微多孔膜の製造方法
JPS6190705A (ja) * 1984-10-09 1986-05-08 Terumo Corp 中空糸膜の製造方法
EP0193318B1 (fr) * 1985-02-25 1990-12-19 Tonen Corporation Membrane microporeuse en polymère d'alpha-oléfine à poids moléculaire ultra-élevé
US4704324A (en) 1985-04-03 1987-11-03 The Dow Chemical Company Semi-permeable membranes prepared via reaction of cationic groups with nucleophilic groups
US4670341A (en) * 1985-05-17 1987-06-02 W. R. Grace & Co. Hollow fiber
JPH0775622B2 (ja) * 1985-07-16 1995-08-16 テルモ株式会社 人工肺用中空糸膜、その製造方法およびその中空糸膜を用いた人工肺
US4705809A (en) * 1986-07-07 1987-11-10 The Dow Chemical Company Process for preparing a porous polymer article
US4695295A (en) * 1986-09-24 1987-09-22 The Dow Chemical Company Gas separation membranes from polymers containing a hydrocarbon backbone and pendant (hydrocarbylamido)alkyl ester moieties
US4968464A (en) * 1987-04-30 1990-11-06 Kohjin Co., Ltd. Process for producing a porous resin film
US4941897A (en) * 1987-11-05 1990-07-17 L & H Technologies, Inc. Microporous filter and method
AU611244B2 (en) * 1987-12-25 1991-06-06 Terumo Kabushiki Kaisha Medical instrument
US4859339A (en) * 1988-02-11 1989-08-22 The Dow Chemical Company Microporous membranes of syndiotactic vinylaromatic polymers
US5236665A (en) * 1988-10-20 1993-08-17 Baxter International Inc. Hollow fiber treatment apparatus and membrane oxygenator
US5318417A (en) * 1988-11-10 1994-06-07 Kopp Clinton V Extrusion head for forming polymeric hollow fiber
BR8907138A (pt) * 1988-11-10 1991-02-13 Memtec Ltd Processo de preparacao de material polimerico poroso e produto resultante
US4869732A (en) * 1988-12-23 1989-09-26 Texaco Inc. Deoxygenation of aqueous polymer solutions used in enhanced oil recovery processes
US5215718A (en) * 1990-04-02 1993-06-01 Katzer Rodney A Laboratory dryer with hydrophilic exhaust filter
US5762798A (en) * 1991-04-12 1998-06-09 Minntech Corporation Hollow fiber membranes and method of manufacture
WO1992019377A1 (fr) * 1991-04-25 1992-11-12 Micro Diagnostics Corporation Dessicateur de laboratoire a filtre d'evacuation hydrophile
USRE36914E (en) * 1992-10-07 2000-10-17 Minntech Corp Dialysate filter including an asymmetric microporous, hollow fiber membrane incorporating a polyimide
US6146535A (en) * 1994-06-24 2000-11-14 Sutherland; George Organic recovery method using hollow fiber microfilters
US5676996A (en) * 1996-02-29 1997-10-14 Sekisui Kagaku Kogyo Kabushiki Kaisha Method of preparing carrier for blood treatment apparatus
US5762840A (en) * 1996-04-18 1998-06-09 Kimberly-Clark Worldwide, Inc. Process for making microporous fibers with improved properties
US5667562A (en) * 1996-04-19 1997-09-16 Kimberly-Clark Worldwide, Inc. Spunbond vacuum cleaner webs
US5766760A (en) * 1996-09-04 1998-06-16 Kimberly-Clark Worldwide, Inc. Microporous fibers with improved properties
JP3431421B2 (ja) * 1996-10-01 2003-07-28 昌 松井 転がり軸受装置用の多孔質保持器の製造方法
DK1144096T3 (da) * 1999-01-21 2004-02-09 Membrana Gmbh Integral asymmetrisk polyolefinmembran
US6642429B1 (en) 1999-06-30 2003-11-04 Kimberly-Clark Worldwide, Inc. Personal care articles with reduced polymer fibers
US7270693B2 (en) * 2000-09-05 2007-09-18 Donaldson Company, Inc. Polymer, polymer microfiber, polymer nanofiber and applications including filter structures
US6800117B2 (en) * 2000-09-05 2004-10-05 Donaldson Company, Inc. Filtration arrangement utilizing pleated construction and method
US7115150B2 (en) * 2000-09-05 2006-10-03 Donaldson Company, Inc. Mist filtration arrangement utilizing fine fiber layer in contact with media having a pleated construction and floor filter method
US6716274B2 (en) 2000-09-05 2004-04-06 Donaldson Company, Inc. Air filter assembly for filtering an air stream to remove particulate matter entrained in the stream
US6673136B2 (en) 2000-09-05 2004-01-06 Donaldson Company, Inc. Air filtration arrangements having fluted media constructions and methods
US6746517B2 (en) * 2000-09-05 2004-06-08 Donaldson Company, Inc. Filter structure with two or more layers of fine fiber having extended useful service life
US6743273B2 (en) 2000-09-05 2004-06-01 Donaldson Company, Inc. Polymer, polymer microfiber, polymer nanofiber and applications including filter structures
US6740142B2 (en) 2000-09-05 2004-05-25 Donaldson Company, Inc. Industrial bag house elements
US20020092423A1 (en) * 2000-09-05 2002-07-18 Gillingham Gary R. Methods for filtering air for a gas turbine system
US6688477B2 (en) * 2001-05-03 2004-02-10 Air Products And Chemicals, Inc. Composite membranes
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CA2365817A1 (fr) 2001-12-11 2003-06-11 Pierre Cote Methodes de fabrication de membranes filtrantes etirables et de modules de membranes
US6765028B2 (en) * 2001-12-14 2004-07-20 North Carolina State University Porous fibers from natural/synthetic polymer blends
CN1579600A (zh) * 2003-08-06 2005-02-16 海南立昇净水科技实业有限公司 聚氯乙烯中空过滤膜及其制备方法
US7364659B2 (en) * 2005-08-24 2008-04-29 Kms Co., Ltd. Preparation of asymmetric polyethylene hollow fiber membrane
EP2080824B1 (fr) 2006-11-08 2010-08-18 HU, Panpan Procédé de production de fibre de polyéthylène de masse moléculaire très élevée
KR101450925B1 (ko) * 2006-12-27 2014-10-14 미쓰비시 가가꾸 가부시키가이샤 폴리올레핀의 제조 방법 및 폴리올레핀 그리고 직사슬형 저밀도 폴리에틸렌 제조 원료용 1-헥센
TWI402277B (zh) * 2007-12-31 2013-07-21 Ind Tech Res Inst 具吸附功能之離子交換材料的形成方法
CN101543795B (zh) * 2008-03-26 2011-11-23 财团法人工业技术研究院 具吸附功能的离子交换材料与使用该材料过滤重金属离子的方法
WO2010108285A1 (fr) 2009-03-26 2010-09-30 Asteia Technology Inc. Membrane à fibres creuses renforcées non tressées
US8545754B2 (en) 2009-04-23 2013-10-01 Medtronic, Inc. Radial design oxygenator with heat exchanger
EP2448658B1 (fr) 2009-06-26 2014-10-01 BL Technologies, Inc. Membrane de fibre creuse renforcée par du textile non tressé
US8545701B2 (en) 2009-08-18 2013-10-01 Maher Isaac Kelada Induced symbiotic osmosis [ISO] for salinity power generation
EP2616167B1 (fr) 2010-09-15 2022-11-02 BL Technologies, Inc. Procédé de fabrication de membranes à fibres creuses renforcées par des fils autour d'un noyau soluble
CN102002768B (zh) * 2010-10-09 2012-08-29 苏州市新能膜材料科技有限公司 一种高效亲水化改性聚乙烯中空纤维膜的制备方法
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US9643129B2 (en) 2011-12-22 2017-05-09 Bl Technologies, Inc. Non-braided, textile-reinforced hollow fiber membrane
US9022229B2 (en) 2012-03-09 2015-05-05 General Electric Company Composite membrane with compatible support filaments
US8999454B2 (en) 2012-03-22 2015-04-07 General Electric Company Device and process for producing a reinforced hollow fibre membrane
US9227362B2 (en) 2012-08-23 2016-01-05 General Electric Company Braid welding
US8974668B2 (en) 2013-02-15 2015-03-10 Maher Isaac Kelada Hollow fiber membrane element and methods of making same
CA2959817A1 (fr) 2014-09-10 2016-03-17 The Procter & Gamble Company Bande non tissee
JP6869997B2 (ja) 2016-03-09 2021-05-12 ザ プロクター アンド ギャンブル カンパニーＴｈｅ Ｐｒｏｃｔｅｒ ＆ Ｇａｍｂｌｅ Ｃｏｍｐａｎｙ 活性化可能な材料を有する吸収性物品
WO2018165511A1 (fr) 2017-03-09 2018-09-13 The Procter & Gamble Company Matériaux polymères thermoplastiques avec compositions activables par la chaleur

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US3055297A (en) * 1957-01-14 1962-09-25 Johnson & Son Inc S C Microporous synthetic resin material
US3017238A (en) * 1960-04-07 1962-01-16 Hercules Powder Co Ltd Method for solvent spinning polyolefins
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US3228896A (en) * 1961-05-16 1966-01-11 Phillips Petroleum Co Method of making microporous polyolefin articles and product therefrom
US3423491A (en) * 1964-09-02 1969-01-21 Dow Chemical Co Permselective hollow fibers and method of making
FR1586563A (fr) * 1968-10-29 1970-02-20
US3920785A (en) * 1969-11-13 1975-11-18 Celanese Corp Process for increasing the porosity of opencelled microporous film
BE759809A (fr) * 1969-12-04 1971-06-03 Dow Chemical Co Membranes possedant une permeabilite amelioree aux gaz et leur procede de fabrication
US3679538A (en) * 1970-10-28 1972-07-25 Celanese Corp Novel open-celled microporous film
US3745202A (en) * 1971-03-17 1973-07-10 Us Interior Method of preparing an asymmetric membrane from a cellulose derivative

Also Published As

Publication number Publication date
US4020230A (en) 1977-04-26
US4115492A (en) 1978-09-19

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: THE DOW CHEMICAL CY

Effective date: 19970422