DE69117175D1 - Poröse hohlfasermembran aus polyethylen und ihre herstellung - Google Patents

Poröse hohlfasermembran aus polyethylen und ihre herstellung

Info

Publication number
DE69117175D1
DE69117175D1 DE69117175T DE69117175T DE69117175D1 DE 69117175 D1 DE69117175 D1 DE 69117175D1 DE 69117175 T DE69117175 T DE 69117175T DE 69117175 T DE69117175 T DE 69117175T DE 69117175 D1 DE69117175 D1 DE 69117175D1
Authority
DE
Germany
Prior art keywords
polyethylene
production
hollow fiber
fiber membrane
porous hollow
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
DE69117175T
Other languages
English (en)
Other versions
DE69117175T2 (de
Inventor
Jun Kamo
Takayuki Hirai
Hiroshi Takahashi
Kenji Kondo
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
Publication of DE69117175D1 publication Critical patent/DE69117175D1/de
Application granted granted Critical
Publication of DE69117175T2 publication Critical patent/DE69117175T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0088—Physical treatment with compounds, e.g. swelling, coating or impregnation
    • 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
    • B01D69/02—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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/005—Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
    • 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
    • D01D5/247—Discontinuous hollow structure or microporous structure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/02—Hydrophilization
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/14—Membrane materials having negatively charged functional groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/20—Specific permeability or cut-off range
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Textile Engineering (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Artificial Filaments (AREA)
DE69117175T 1990-11-28 1991-11-28 Poröse hohlfasermembran aus polyethylen und ihre herstellung Expired - Fee Related DE69117175T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP32727990 1990-11-28
JP16235491 1991-06-07
PCT/JP1991/001638 WO1992009359A1 (en) 1990-11-28 1991-11-28 Large-pore-diameter porous hollow yarn membrane of polyethylene, production thereof, and hydrophilic porous hollow yarn membrane of polyethylene

Publications (2)

Publication Number Publication Date
DE69117175D1 true DE69117175D1 (de) 1996-03-28
DE69117175T2 DE69117175T2 (de) 1996-10-24

Family

ID=26488174

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69117175T Expired - Fee Related DE69117175T2 (de) 1990-11-28 1991-11-28 Poröse hohlfasermembran aus polyethylen und ihre herstellung

Country Status (4)

Country Link
US (1) US5294338A (de)
EP (1) EP0513390B1 (de)
DE (1) DE69117175T2 (de)
WO (1) WO1992009359A1 (de)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5746916A (en) * 1994-01-26 1998-05-05 Mitsubishi Rayon Co., Ltd. Microporous membrane made of non-crystalline polymers and method of producing the same
US5565149A (en) * 1995-03-15 1996-10-15 Permea, Inc. Control of dissolved gases in liquids
US5762840A (en) * 1996-04-18 1998-06-09 Kimberly-Clark Worldwide, Inc. Process for making microporous fibers with improved properties
EP2330152B1 (de) * 1996-12-13 2013-03-06 DSG International Limited Hochsaugfähige Zusammensetzungen diese enthaltende absorbierende Schichte und Verfahren zu derer Herstellung
WO1999048959A1 (en) * 1998-03-24 1999-09-30 Asahi Kasei Kogyo Kabushiki Kaisha Microporous polyolefin film
US6510949B1 (en) * 1998-04-09 2003-01-28 Papcel - Papier Und Cellulose, Technologie, Und Handels-Gmbh Filter material having adjustable wettability and method for its manufacture
JP4880824B2 (ja) * 2001-04-12 2012-02-22 住友化学株式会社 多孔性フィルム
CA2365817A1 (en) * 2001-12-11 2003-06-11 Pierre Cote Methods of making stretched filtering membranes and membrane modules
CZ2002184A3 (cs) * 2002-01-16 2003-09-17 Eidos, S. R. O. Mikroporézní membránová dutá vlákna s podélně proměnnými mechanickými a filtračními vlastnostmi a způsob jejich přípravy
US7364659B2 (en) * 2005-08-24 2008-04-29 Kms Co., Ltd. Preparation of asymmetric polyethylene hollow fiber membrane
EP2052771B1 (de) 2006-08-10 2018-12-26 Kuraray Co., Ltd. Poröse membran aus vinylidenfluoridharz und herstellungsverfahren dafür
US20080197070A1 (en) * 2006-10-30 2008-08-21 New Jersey Institute Of Technology Composite Membranes and Membrane Systems and Methods For Production and Utilization Thereof
WO2008055405A1 (fr) 2006-11-08 2008-05-15 Panpan Hu Procédé de production de fibre de polyéthylène de masse moléculaire très élevée
JP2011526830A (ja) * 2008-06-30 2011-10-20 スリーエム イノベイティブ プロパティズ カンパニー 再湿潤可能な非対称な膜の形成方法
US9393529B2 (en) * 2008-06-30 2016-07-19 3M Innovative Properties Company Method of forming a hydrophilic membrane
CN102131566B (zh) * 2008-06-30 2013-09-18 3M创新有限公司 形成非对称膜的方法
AU2010228091B2 (en) 2009-03-26 2016-06-16 Bl Technologies, Inc. Non-braided reinforced hollow fibre membrane
KR101714103B1 (ko) 2009-06-26 2017-03-09 비엘 테크놀러지스 인크. 텍스타일-강화된 비-편조 중공사 막
KR20120127400A (ko) * 2009-11-11 2012-11-21 나노-누벨레 피티와이 엘티디 다공성 물질
BR112013004171A2 (pt) 2010-09-15 2016-05-10 Bl Technologies Inc processo para a fabricação de um membrana de fibra oca reforçada e conjunto precursor
US8529814B2 (en) 2010-12-15 2013-09-10 General Electric Company Supported hollow fiber membrane
EP2545984A1 (de) * 2011-07-15 2013-01-16 Gambro Lundia AB Verbundmembran
US9321014B2 (en) 2011-12-16 2016-04-26 Bl Technologies, Inc. Hollow fiber membrane with compatible reinforcements
US9643129B2 (en) 2011-12-22 2017-05-09 Bl Technologies, Inc. Non-braided, textile-reinforced hollow fiber membrane
CN102580573B (zh) * 2012-03-01 2013-12-25 天津工业大学 一种全氟聚合物中空纤维膜的制备方法
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
US9149749B2 (en) 2012-11-13 2015-10-06 Hollingsworth & Vose Company Pre-coalescing multi-layered filter media
US11090590B2 (en) 2012-11-13 2021-08-17 Hollingsworth & Vose Company Pre-coalescing multi-layered filter media
US9149748B2 (en) 2012-11-13 2015-10-06 Hollingsworth & Vose Company Multi-layered filter media
MY184080A (en) 2013-03-15 2021-03-17 Dsg Technology Holdings Ltd Multi-layered absorbent article
US10195542B2 (en) 2014-05-15 2019-02-05 Hollingsworth & Vose Company Surface modified filter media
US10399024B2 (en) 2014-05-15 2019-09-03 Hollingsworth & Vose Company Surface modified filter media
US10828587B2 (en) 2015-04-17 2020-11-10 Hollingsworth & Vose Company Stable filter media including nanofibers
US10477883B2 (en) 2015-08-25 2019-11-19 Cornelius, Inc. Gas injection assemblies for batch beverages having spargers
US10785996B2 (en) 2015-08-25 2020-09-29 Cornelius, Inc. Apparatuses, systems, and methods for inline injection of gases into liquids
US10625196B2 (en) 2016-05-31 2020-04-21 Hollingsworth & Vose Company Coalescing filter media
US11040314B2 (en) 2019-01-08 2021-06-22 Marmon Foodservice Technologies, Inc. Apparatuses, systems, and methods for injecting gasses into beverages
CN113041848B (zh) * 2021-03-24 2022-09-16 南京工业大学 一种结合选择性溶胀和熔纺拉伸法制备嵌段共聚物中空纤维膜的方法
WO2024095079A1 (en) * 2022-11-03 2024-05-10 3M Innovative Properties Company Microporous hollow fiber webs and methods of making same

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5742919A (en) * 1980-08-22 1982-03-10 Mitsubishi Rayon Co Ltd Porous hollow polyethylenic fiber and its preparation
JPS5766114A (en) * 1980-10-14 1982-04-22 Mitsubishi Rayon Co Ltd Porous polyethylene hollow fiber and its production
US4530809A (en) * 1980-10-14 1985-07-23 Mitsubishi Rayon Co., Ltd. Process for making microporous polyethylene hollow fibers
US4696748A (en) * 1984-10-16 1987-09-29 Asahi Medical Co., Ltd. Plasma separator and a process for preparing the same
DE3672898D1 (de) * 1985-05-27 1990-08-30 Asahi Medical Co Hydrophile poroese composite-membran, verfahren zu ihrer herstellung und ein plasma-separator.
JPS61271003A (ja) * 1985-05-27 1986-12-01 Asahi Medical Co Ltd 親水性複合多孔質膜とその製法
JPS63190602A (ja) * 1986-01-07 1988-08-08 Mitsubishi Rayon Co Ltd 親水化多孔質膜及びその製造方法
CA1315929C (en) * 1987-06-26 1993-04-13 Masahiko Yamaguchi Porous hollow-fiber

Also Published As

Publication number Publication date
US5294338A (en) 1994-03-15
EP0513390A4 (en) 1993-03-10
DE69117175T2 (de) 1996-10-24
EP0513390A1 (de) 1992-11-19
EP0513390B1 (de) 1996-02-14
WO1992009359A1 (en) 1992-06-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee