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DE60123383D1 - Verfahren zur reinigung von wässrigen suspensionen durch membranfiltration - Google Patents

Verfahren zur reinigung von wässrigen suspensionen durch membranfiltration

Info

Publication number
DE60123383D1
DE60123383D1 DE60123383T DE60123383T DE60123383D1 DE 60123383 D1 DE60123383 D1 DE 60123383D1 DE 60123383 T DE60123383 T DE 60123383T DE 60123383 T DE60123383 T DE 60123383T DE 60123383 D1 DE60123383 D1 DE 60123383D1
Authority
DE
Germany
Prior art keywords
membrane filtration
aqueous suspensions
cleaning aqueous
pore diameter
polyolefin
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
DE60123383T
Other languages
English (en)
Other versions
DE60123383T2 (de
Inventor
Noboru Kubota
Takashi Ikemoto
Hiroshi Hatayama
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.)
Asahi Kasei Corp
Asahi Chemical Industry Co Ltd
Original Assignee
Asahi Kasei Corp
Asahi Chemical Industry 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 Asahi Kasei Corp, Asahi Chemical Industry Co Ltd filed Critical Asahi Kasei Corp
Application granted granted Critical
Publication of DE60123383D1 publication Critical patent/DE60123383D1/de
Publication of DE60123383T2 publication Critical patent/DE60123383T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14—Ultrafiltration; Microfiltration
    • 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
    • B01D69/02—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
    • 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
    • B01D71/30—Polyalkenyl halides
    • B01D71/32—Polyalkenyl halides containing fluorine atoms
    • B01D71/34—Polyvinylidene fluoride
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/12—Specific ratios of components used

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Artificial Filaments (AREA)
DE60123383T 2000-01-18 2001-01-17 Verfahren zur reinigung von wässrigen suspensionen durch membranfiltration Expired - Lifetime DE60123383T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000008622 2000-01-18
JP2000008622 2000-01-18
PCT/JP2001/000263 WO2001053213A1 (en) 2000-01-18 2001-01-17 Method for purifying suspended water by membrane filtration

Publications (2)

Publication Number Publication Date
DE60123383D1 true DE60123383D1 (de) 2006-11-09
DE60123383T2 DE60123383T2 (de) 2007-08-09

Family

ID=18536867

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60123383T Expired - Lifetime DE60123383T2 (de) 2000-01-18 2001-01-17 Verfahren zur reinigung von wässrigen suspensionen durch membranfiltration

Country Status (12)

Country Link
US (2) US8043508B2 (de)
EP (1) EP1251102B1 (de)
JP (1) JP3781679B2 (de)
KR (1) KR100449460B1 (de)
CN (1) CN1166566C (de)
AT (1) ATE340766T1 (de)
AU (1) AU765380B2 (de)
CA (1) CA2397580C (de)
DE (1) DE60123383T2 (de)
ES (1) ES2270976T3 (de)
IL (1) IL150452A (de)
WO (1) WO2001053213A1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2216521C1 (ru) * 2003-01-04 2003-11-20 Клявлин Марс Салихович Способ обратноосмотического обессоливания воды
EP1619500A4 (de) * 2003-04-25 2007-10-17 Jsr Corp Biochip und biochip-kit sowie verfahren zur herstellung davon und verfahren zur verwendung davon
TWI245163B (en) 2003-08-29 2005-12-11 Asml Netherlands Bv Lithographic apparatus and device manufacturing method
JP2006088114A (ja) * 2004-09-27 2006-04-06 Asahi Kasei Chemicals Corp 親水性多孔膜
WO2006087963A1 (ja) * 2005-02-15 2006-08-24 Kureha Corporation フッ化ビニリデン系樹脂中空糸多孔膜、それを用いる水の濾過方法およびその製造方法
JP2006231274A (ja) * 2005-02-28 2006-09-07 Toray Ind Inc 中空糸膜、およびそれを用いた中空糸膜モジュール、膜ろ過装置、水処理方法
KR100966718B1 (ko) 2005-10-13 2010-06-29 아사히 가세이 케미칼즈 가부시키가이샤 다공성 다층 중공사막 및 그의 제조 방법
US9511529B2 (en) 2010-04-16 2016-12-06 Asahi Kasei Chemicals Corporation Deformed porous hollow fiber membrane, production method of deformed porous hollow fiber membrane, and module, filtration device, and water treatment method in which deformed porous hollow fiber membrane is used
CN102512956A (zh) * 2011-12-12 2012-06-27 区有辉 一种生产陶瓷用污水处理设备
US10751671B2 (en) 2014-01-10 2020-08-25 Asahi Kasei Kabushiki Kaisha Porous hollow fiber membrane, method for producing same, and water purification method
CN106659977A (zh) 2014-07-10 2017-05-10 旭化成株式会社 膜蒸馏装置和疏水性多孔膜
CN109922875B (zh) * 2016-11-09 2021-09-28 旭化成株式会社 多孔性中空纤维膜及多孔性中空纤维膜的制造方法
JP6920834B2 (ja) * 2017-03-08 2021-08-18 旭化成株式会社 多孔性中空糸膜及びその製造方法
JP6920833B2 (ja) * 2017-03-08 2021-08-18 旭化成株式会社 多孔性中空糸膜及びその製造方法
WO2018174279A1 (ja) 2017-03-24 2018-09-27 旭化成株式会社 膜蒸留用多孔質膜及び膜蒸留用モジュールの運転方法
AU2019388376B2 (en) 2018-11-27 2022-10-06 Asahi Kasei Kabushiki Kaisha Membrane distillation module and membrane distillation apparatus
US12285724B2 (en) 2019-01-11 2025-04-29 Asahi Kasei Kabushiki Kaisha Membrane distillation module and membrane distillation apparatus using same
CN110681269B (zh) * 2019-11-20 2022-04-22 宁波建嵘科技有限公司 一种两级涂覆异质同步复合膜制备装置
EP3842128B1 (de) * 2019-12-27 2023-05-03 Nitto Denko Corporation Halbdurchlässige verbundmembran
JP2023548154A (ja) * 2020-10-30 2023-11-15 アーケマ・インコーポレイテッド ファインパウダーを使用した膜
WO2022107856A1 (ja) 2020-11-19 2022-05-27 旭化成株式会社 多孔質膜
KR20250078526A (ko) 2022-11-15 2025-06-02 아사히 가세이 메디컬 가부시키가이샤 세포 산생물의 제조 방법, 세포 산생물의 정제 방법, 세포 산생물의 막 투과율의 저하를 억제하는 방법, 세포 산생물의 제조 시스템 및 세포 산생물의 정제 시스템
US12030034B1 (en) * 2023-08-24 2024-07-09 King Faisal University Multi-layered sorbent structure and a method for enhancing oil uptake performance thereof
WO2025047238A1 (ja) * 2023-08-30 2025-03-06 日東電工株式会社 中空糸状の多孔体、中空糸膜、及び中空糸状の多孔体の製造方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3574936D1 (de) * 1984-09-17 1990-02-01 Mitsubishi Rayon Co Hydrophilisiertes membran aus einem poroesen, hydrophoben material und verfahren zu dessen herstellung.
KR940001854B1 (ko) * 1988-05-12 1994-03-09 획스트 세라니이즈 코오포레이션 증가된 기공밀도를 갖는 미공질막과 그의 제조방법
US5013439A (en) * 1988-05-12 1991-05-07 Hoechst Celanese Corporation Microporous membranes having increased pore densities and process for making the same
US5049276A (en) 1988-10-13 1991-09-17 Fuji Photo Film Co., Ltd. Hollow fiber membrane
US5022990A (en) * 1989-01-12 1991-06-11 Asahi Kasei Kogyo Kabushiki Kaisha Polyvinylidene fluoride porous membrane and a method for producing the same
JP2736992B2 (ja) * 1989-03-22 1998-04-08 旭化成工業株式会社 ポリスルホン系中空糸膜及びその製造方法
JPH03288533A (ja) * 1990-04-04 1991-12-18 Fuji Photo Film Co Ltd 微孔性膜
DE69636704T2 (de) * 1995-09-21 2007-10-18 Asahi Kasei Kabushiki Kaisha Hohlfasermembranmodul
AU715033B2 (en) * 1997-06-20 2000-01-13 Asahi Kasei Kogyo Kabushiki Kaisha Polyacrylonitrile-based filtration membrane in a hollow fiber state
JPH11138164A (ja) 1997-11-11 1999-05-25 Asahi Chem Ind Co Ltd 懸濁水の浄化方法

Also Published As

Publication number Publication date
CA2397580A1 (en) 2001-07-26
EP1251102B1 (de) 2006-09-27
KR100449460B1 (ko) 2004-09-22
WO2001053213A1 (en) 2001-07-26
ES2270976T3 (es) 2007-04-16
JP3781679B2 (ja) 2006-05-31
EP1251102A4 (de) 2003-04-09
AU2704701A (en) 2001-07-31
IL150452A (en) 2005-11-20
ATE340766T1 (de) 2006-10-15
US20030111416A1 (en) 2003-06-19
US8043508B2 (en) 2011-10-25
CA2397580C (en) 2007-06-12
CN1166566C (zh) 2004-09-15
DE60123383T2 (de) 2007-08-09
IL150452A0 (en) 2002-12-01
KR20020068402A (ko) 2002-08-27
AU765380B2 (en) 2003-09-18
US20080067126A1 (en) 2008-03-20
CN1395545A (zh) 2003-02-05
EP1251102A1 (de) 2002-10-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition