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 (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN100571852C (zh) * 2005-02-15 2009-12-23 株式会社吴羽 1,1-二氟乙烯系树脂中空丝多孔膜、使用它的水过滤方法及其制备方法
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
JP4563457B2 (ja) 2005-10-13 2010-10-13 旭化成ケミカルズ株式会社 多孔性多層中空糸膜及びその製造方法
SG10201502839SA (en) 2010-04-16 2015-06-29 Asahi Kasei Chemicals Corp 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
CN105980039A (zh) 2014-01-10 2016-09-28 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
KR101969633B1 (ko) * 2014-07-10 2019-04-16 아사히 가세이 가부시키가이샤 막 증류 장치 및 소수성 다공질막
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
CN110461452B (zh) 2017-03-24 2022-06-24 旭化成株式会社 膜蒸馏用多孔质膜和膜蒸馏用组件的运转方法
JP7159344B2 (ja) 2018-11-27 2022-10-24 旭化成株式会社 膜蒸留モジュール及び膜蒸留装置
EP3909665A4 (de) 2019-01-11 2022-03-02 Asahi Kasei Kabushiki Kaisha Membrandestillationsmodul und membrandestillationsvorrichtung damit
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
EP3842127B1 (de) * 2019-12-27 2023-05-03 Nitto Denko Corporation Halbdurchlässige verbundmembran
US20230390710A1 (en) * 2020-10-30 2023-12-07 Arkema Inc. Membranes made using fine powders
WO2022107856A1 (ja) 2020-11-19 2022-05-27 旭化成株式会社 多孔質膜

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4663227A (en) * 1984-09-17 1987-05-05 Mitsubishi Rayon Co., Ltd. Hydrophilized membrane of porous hydrophobic material and process for preparing the same
ATE129167T1 (de) 1988-05-12 1995-11-15 Hoechst Celanese Corp Mikroporöse membranen mit gesteigerter porendichte und verfahren zur herstellung derselben.
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
CN1116100C (zh) 1997-06-20 2003-07-30 旭化成株式会社 基于聚丙烯腈的中空纤维状的过滤膜
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
ES2270976T3 (es) 2007-04-16
EP1251102B1 (de) 2006-09-27
US20080067126A1 (en) 2008-03-20
JP3781679B2 (ja) 2006-05-31
KR100449460B1 (ko) 2004-09-22
EP1251102A4 (de) 2003-04-09
AU765380B2 (en) 2003-09-18
EP1251102A1 (de) 2002-10-23
IL150452A (en) 2005-11-20
US20030111416A1 (en) 2003-06-19
CA2397580A1 (en) 2001-07-26
AU2704701A (en) 2001-07-31
WO2001053213A1 (fr) 2001-07-26
CN1166566C (zh) 2004-09-15
DE60123383T2 (de) 2007-08-09
CN1395545A (zh) 2003-02-05
US8043508B2 (en) 2011-10-25
CA2397580C (en) 2007-06-12
KR20020068402A (ko) 2002-08-27
IL150452A0 (en) 2002-12-01
DE60123383D1 (de) 2006-11-09

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