DE3683196D1 - Zusammengesetzte mehrschichtige hohlfasern und verfahren zu deren herstellung. - Google Patents

Zusammengesetzte mehrschichtige hohlfasern und verfahren zu deren herstellung.

Info

Publication number
DE3683196D1
DE3683196D1 DE8686108786T DE3683196T DE3683196D1 DE 3683196 D1 DE3683196 D1 DE 3683196D1 DE 8686108786 T DE8686108786 T DE 8686108786T DE 3683196 T DE3683196 T DE 3683196T DE 3683196 D1 DE3683196 D1 DE 3683196D1
Authority
DE
Germany
Prior art keywords
production
hollow fibers
multilayer hollow
composed multilayer
fibers
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
DE8686108786T
Other languages
English (en)
Inventor
Tohru Takemura
Hajime Itoh
Jun Kamo
Haruhiko Yoshida
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.)
Mitsubishi Rayon Co Ltd
Original Assignee
Mitsubishi Rayon Co Ltd
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 Mitsubishi Rayon Co Ltd filed Critical Mitsubishi Rayon Co Ltd
Application granted granted Critical
Publication of DE3683196D1 publication Critical patent/DE3683196D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • 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
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/1213—Laminated layers
    • 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
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/1216—Three or more layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/08—Specific temperatures applied
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/08—Specific temperatures applied
    • B01D2323/081—Heating
    • 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
    • Y10T428/2929—Bicomponent, conjugate, composite or collateral fibers or filaments [i.e., coextruded sheath-core or side-by-side type]
    • 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
    • Y10T428/2933—Coated or with bond, impregnation or core
    • Y10T428/2935—Discontinuous or tubular or cellular core
    • 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
    • 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
DE8686108786T 1985-06-27 1986-06-27 Zusammengesetzte mehrschichtige hohlfasern und verfahren zu deren herstellung. Expired - Lifetime DE3683196D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60141385A JPS621404A (ja) 1985-06-27 1985-06-27 多層複合中空繊維状膜及びその製造法

Publications (1)

Publication Number Publication Date
DE3683196D1 true DE3683196D1 (de) 1992-02-13

Family

ID=15290764

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686108786T Expired - Lifetime DE3683196D1 (de) 1985-06-27 1986-06-27 Zusammengesetzte mehrschichtige hohlfasern und verfahren zu deren herstellung.

Country Status (5)

Country Link
US (2) US4713292A (de)
EP (1) EP0206354B1 (de)
JP (1) JPS621404A (de)
CA (1) CA1285356C (de)
DE (1) DE3683196D1 (de)

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DE3850408T2 (de) * 1987-10-02 1994-10-06 Basf Corp Vorrichtung und Verfahren zur Herstellung von profilierten Mehrkomponentenfasern.
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JPH0677673B2 (ja) * 1988-05-12 1994-10-05 出光興産株式会社 選択性気体透過平膜
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US5202025A (en) * 1989-04-12 1993-04-13 Terumo Kabushiki Kaisha Porous membrane and method for preparing the same
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US5256294A (en) * 1990-09-17 1993-10-26 Genentech, Inc. Tangential flow filtration process and apparatus
DE4037817A1 (de) * 1990-11-28 1992-06-04 Akzo Gmbh Gasmembrankapillarherstellung
US5085676A (en) * 1990-12-04 1992-02-04 E. I. Du Pont De Nemours And Company Novel multicomponent fluid separation membranes
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US5480552A (en) * 1992-01-10 1996-01-02 Baxter International Inc. Method for concentrating a solute with an oscillating filtration device
US5240614A (en) * 1992-01-10 1993-08-31 Baxter International Inc. Process for removing unwanted materials from fluids and for producing biological products
US5391580A (en) * 1992-03-20 1995-02-21 Anatrace Inc. Poly(sulfone-alpha-olefin) composite permselective membrane article for use in blood oxygenation
EP0682977A3 (de) * 1994-05-20 2000-01-12 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Polymer-Membran
US5858065A (en) * 1995-07-17 1999-01-12 American Air Liquide Process and system for separation and recovery of perfluorocompound gases
JPH0929002A (ja) 1995-07-17 1997-02-04 Teisan Kk ガス回収装置
US5785741A (en) * 1995-07-17 1998-07-28 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges, Claude Process and system for separation and recovery of perfluorocompound gases
US5693694A (en) * 1996-03-20 1997-12-02 W.R. Grace & Co.-Conn. Low and medium flux membranes
IE80909B1 (en) 1996-06-14 1999-06-16 Air Liquide An improved process and system for separation and recovery of perfluorocompound gases
US5759237A (en) * 1996-06-14 1998-06-02 L'air Liquide Societe Anonyme Pour L'etude Et, L'exploitation Des Procedes Georges Claude Process and system for selective abatement of reactive gases and recovery of perfluorocompound gases
US5814127A (en) * 1996-12-23 1998-09-29 American Air Liquide Inc. Process for recovering CF4 and C2 F6 from a gas
US6447679B1 (en) 1997-04-30 2002-09-10 Mitsubishi Rayon Company, Limited Hollow fiber membrane
US5855647A (en) * 1997-05-15 1999-01-05 American Air Liquide, Inc. Process for recovering SF6 from a gas
US5972499A (en) * 1997-06-04 1999-10-26 Sterling Chemicals International, Inc. Antistatic fibers and methods for making the same
JP4139456B2 (ja) * 1997-10-02 2008-08-27 三菱レイヨン株式会社 脱気膜
US6187077B1 (en) 1998-04-17 2001-02-13 American Air Liquide Inc. Separation of CF4 and C2F6 from a perfluorocompound mixture
US6255416B1 (en) 1998-05-13 2001-07-03 Jsr Corporation Method of producing conjugated diene polymers
EP1099711B1 (de) 1999-11-12 2006-03-29 JSR Corporation Modifiziertes Polymer eines konjugierten Diens, Verfahren zur Herstellung und dieses enthaltende Elastomerzusammensetzung
JP4332690B2 (ja) 1999-11-12 2009-09-16 Ｊｓｒ株式会社 ゴム組成物
WO2003097221A1 (en) * 2002-05-17 2003-11-27 Para Limited Hollow fiber membrane having supporting material for reinforcement, preparation thereof and spinneret for preparing the same
US6663805B1 (en) 2002-09-20 2003-12-16 L'air Liquide Societe Anonyme A Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude Process for making hollow fiber mixed matrix membranes
CN1318127C (zh) * 2004-02-16 2007-05-30 中国科学院大连化学物理研究所 一种中空纤维复合膜及其应用
WO2007043553A1 (ja) * 2005-10-13 2007-04-19 Asahi Kasei Chemicals Corporation 多孔性多層中空糸膜及びその製造方法
US8187421B2 (en) * 2006-03-21 2012-05-29 Georgia-Pacific Consumer Products Lp Absorbent sheet incorporating regenerated cellulose microfiber
US8540846B2 (en) 2009-01-28 2013-09-24 Georgia-Pacific Consumer Products Lp Belt-creped, variable local basis weight multi-ply sheet with cellulose microfiber prepared with perforated polymeric belt
US8187422B2 (en) 2006-03-21 2012-05-29 Georgia-Pacific Consumer Products Lp Disposable cellulosic wiper
US7718036B2 (en) 2006-03-21 2010-05-18 Georgia Pacific Consumer Products Lp Absorbent sheet having regenerated cellulose microfiber network
JP5113178B2 (ja) 2006-10-18 2013-01-09 ガンブロ・ルンディア・エービー 中空繊維膜および中空繊維膜の製造方法
US7951264B2 (en) 2007-01-19 2011-05-31 Georgia-Pacific Consumer Products Lp Absorbent cellulosic products with regenerated cellulose formed in-situ
JP5500765B2 (ja) * 2007-05-02 2014-05-21 三菱レイヨン株式会社 脱気用複合中空糸膜及びその製造方法
US8419838B2 (en) * 2008-04-08 2013-04-16 Fujifilm Manufacturing Europe B.V. Process for preparing membranes
US8361278B2 (en) * 2008-09-16 2013-01-29 Dixie Consumer Products Llc Food wrap base sheet with regenerated cellulose microfiber
US8758542B2 (en) 2009-03-25 2014-06-24 Nanyang Technological University Filter
EP2448658B1 (de) 2009-06-26 2014-10-01 BL Technologies, Inc. Nicht geflochtene textilverstärkte hohlfasermembran
AU2011302393B2 (en) 2010-09-15 2016-09-08 Bl Technologies, Inc. Method to make a yarn-reinforced hollow fibre membranes around a soluble core
US9643129B2 (en) 2011-12-22 2017-05-09 Bl Technologies, Inc. Non-braided, textile-reinforced hollow fiber membrane
CN107530645B (zh) * 2015-04-28 2020-10-27 东丽株式会社 复合中空纤维膜及其制造方法
US11247180B2 (en) 2016-03-21 2022-02-15 Dupont Safety & Construction, Inc. Method, spinneret and system for fabricating multilayer membranes
RU2636719C2 (ru) * 2016-12-15 2017-11-27 Геннадий Леонидович Багич Способ изготовления мембранного фильтра, а также способ покрытия с последующим уплотнением поверхностного слоя детали и устройство для их осуществления
WO2019012317A1 (en) * 2017-07-14 2019-01-17 Khalifa University of Science and Technology MEMBRANE SEPARATION OF GAS UNDER MAGNETIC FIELD
KR20210107008A (ko) 2018-12-27 2021-08-31 쓰리엠 이노베이티브 프로퍼티즈 컴파니 비대칭 중공 섬유 막 및 이의 제조 및 사용 방법

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Also Published As

Publication number Publication date
CA1285356C (en) 1991-07-02
EP0206354B1 (de) 1992-01-02
JPS621404A (ja) 1987-01-07
EP0206354A2 (de) 1986-12-30
EP0206354A3 (en) 1988-06-08
US4802942A (en) 1989-02-07
JPH0344811B2 (de) 1991-07-09
US4713292A (en) 1987-12-15

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