ATE340766T1 - Verfahren zur reinigung von wässrigen suspensionen durch membranfiltration - Google Patents

Verfahren zur reinigung von wässrigen suspensionen durch membranfiltration

Info

Publication number
ATE340766T1
ATE340766T1 AT01901389T AT01901389T ATE340766T1 AT E340766 T1 ATE340766 T1 AT E340766T1 AT 01901389 T AT01901389 T AT 01901389T AT 01901389 T AT01901389 T AT 01901389T AT E340766 T1 ATE340766 T1 AT E340766T1
Authority
AT
Austria
Prior art keywords
membrane filtration
aqueous suspensions
purifying aqueous
pore diameter
polyolefin
Prior art date
Application number
AT01901389T
Other languages
English (en)
Inventor
Noboru Kubota
Takashi Ikemoto
Hiroshi Hatayama
Original Assignee
Asahi Chemical Ind
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 Chemical Ind filed Critical Asahi Chemical Ind
Application granted granted Critical
Publication of ATE340766T1 publication Critical patent/ATE340766T1/de

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)
AT01901389T 2000-01-18 2001-01-17 Verfahren zur reinigung von wässrigen suspensionen durch membranfiltration ATE340766T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000008622 2000-01-18

Publications (1)

Publication Number Publication Date
ATE340766T1 true ATE340766T1 (de) 2006-10-15

Family

ID=18536867

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01901389T ATE340766T1 (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
US20090206035A1 (en) * 2005-02-15 2009-08-20 Kureha Corporation Vinylidene Fluoride Resin Hollow Filament Porous Membrane, Water Filtration Method Using the Same, and Process for Producing Said Vinylidene Fluoride Resin Hollow Filament Porous Membrane
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
CA2625523C (en) 2005-10-13 2012-07-17 Asahi Kasei Chemicals Corporation Porous multilayered hollow-fiber membrane and process for producing the same
WO2011129023A1 (ja) 2010-04-16 2011-10-20 旭化成ケミカルズ株式会社 異形多孔性中空糸膜、異形多孔性中空糸膜の製造方法、異形多孔性中空糸膜を用いたモジュール、ろ過装置、及び水処理方法
CN102512956A (zh) * 2011-12-12 2012-06-27 区有辉 一种生产陶瓷用污水处理设备
CN113893703A (zh) 2014-01-10 2022-01-07 旭化成株式会社 多孔性中空纤维膜及其制造方法、以及净水方法
WO2016006670A1 (ja) * 2014-07-10 2016-01-14 旭化成株式会社 膜蒸留装置及び疎水性多孔質膜
US11654400B2 (en) * 2016-11-09 2023-05-23 Asahi Kasei Kabushiki Kaisha Porous hollow fiber membrane and method for producing porous hollow fiber membrane
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
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
EP3603777A4 (de) 2017-03-24 2021-05-05 Asahi Kasei Kabushiki Kaisha Poröse membran zur membrandestillation und verfahren zum betrieb eines membrandestillationsmoduls
EP3888776A4 (de) 2018-11-27 2022-01-19 Asahi Kasei Kabushiki Kaisha Membrandestillationsmodul und membrandestillationsvorrichtung
WO2020145401A1 (ja) 2019-01-11 2020-07-16 旭化成株式会社 膜蒸留用モジュール及びそれを用いた膜蒸留装置
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
KR102309228B1 (ko) * 2019-12-27 2021-10-05 닛토덴코 가부시키가이샤 복합 반투막
EP4237130A4 (de) * 2020-10-30 2024-10-09 Arkema, Inc. Membranen aus feinen pulvern
WO2022107856A1 (ja) 2020-11-19 2022-05-27 旭化成株式会社 多孔質膜
JPWO2024106441A1 (de) 2022-11-15 2024-05-23
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.
US5013439A (en) * 1988-05-12 1991-05-07 Hoechst Celanese Corporation Microporous membranes having increased pore densities and process for making the same
ATE129167T1 (de) * 1988-05-12 1995-11-15 Hoechst Celanese Corp Mikroporöse membranen mit gesteigerter porendichte und verfahren zur herstellung derselben.
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
JP3431166B2 (ja) * 1995-09-21 2003-07-28 旭化成株式会社 中空系膜モジュール
EP0923984B1 (de) 1997-06-20 2005-08-24 Asahi Kasei Kabushiki Kaisha Hohlfaser-filtrationsmembran auf polyacrylnitrilbasis
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
IL150452A (en) 2005-11-20
US20080067126A1 (en) 2008-03-20
DE60123383T2 (de) 2007-08-09
US8043508B2 (en) 2011-10-25
EP1251102B1 (de) 2006-09-27
KR100449460B1 (ko) 2004-09-22
IL150452A0 (en) 2002-12-01
ES2270976T3 (es) 2007-04-16
AU765380B2 (en) 2003-09-18
US20030111416A1 (en) 2003-06-19
WO2001053213A1 (en) 2001-07-26
EP1251102A1 (de) 2002-10-23
EP1251102A4 (de) 2003-04-09
CA2397580C (en) 2007-06-12
CN1395545A (zh) 2003-02-05
DE60123383D1 (de) 2006-11-09
AU2704701A (en) 2001-07-31
CA2397580A1 (en) 2001-07-26
JP3781679B2 (ja) 2006-05-31
KR20020068402A (ko) 2002-08-27
CN1166566C (zh) 2004-09-15

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