JPWO2022107856A1 - - Google Patents

Info

Publication number
JPWO2022107856A1
JPWO2022107856A1 JP2022563829A JP2022563829A JPWO2022107856A1 JP WO2022107856 A1 JPWO2022107856 A1 JP WO2022107856A1 JP 2022563829 A JP2022563829 A JP 2022563829A JP 2022563829 A JP2022563829 A JP 2022563829A JP WO2022107856 A1 JPWO2022107856 A1 JP WO2022107856A1
Authority
JP
Japan
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.)
Pending
Application number
JP2022563829A
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 filed Critical
Publication of JPWO2022107856A1 publication Critical patent/JPWO2022107856A1/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • B01D71/36—Polytetrafluoroethene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/021—Pore shapes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/0283—Pore size
    • B01D2325/02831—Pore size less than 1 nm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/0283—Pore size
    • B01D2325/02832—1-10 nm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/0283—Pore size
    • B01D2325/02833—Pore size more than 10 and up to 100 nm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/0283—Pore size
    • B01D2325/02834—Pore size more than 0.1 and up to 1 µm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/04—Characteristic thickness
    • 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
    • B01D61/145—Ultrafiltration
    • 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
    • B01D67/002—Organic membrane manufacture from melts
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
JP2022563829A 2020-11-19 2021-11-18 Pending JPWO2022107856A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020192591 2020-11-19
PCT/JP2021/042475 WO2022107856A1 (ja) 2020-11-19 2021-11-18 多孔質膜

Publications (1)

Publication Number Publication Date
JPWO2022107856A1 true JPWO2022107856A1 (ja) 2022-05-27

Family

ID=81707997

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022563829A Pending JPWO2022107856A1 (ja) 2020-11-19 2021-11-18

Country Status (5)

Country Link
US (1) US20230405531A1 (ja)
EP (1) EP4249108A4 (ja)
JP (1) JPWO2022107856A1 (ja)
CN (1) CN116457077A (ja)
WO (1) WO2022107856A1 (ja)

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0365223A (ja) * 1989-08-01 1991-03-20 Mitsubishi Rayon Co Ltd 殺菌性濾材
JPH11138164A (ja) 1997-11-11 1999-05-25 Asahi Chem Ind Co Ltd 懸濁水の浄化方法
US8043508B2 (en) 2000-01-18 2011-10-25 Asahi Kasei Chemicals Corporation Method for purifying suspended water by membrane filtration
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
JP5433921B2 (ja) * 2006-04-26 2014-03-05 東洋紡株式会社 高分子多孔質中空糸膜
CN101500696B (zh) * 2006-08-10 2013-02-27 株式会社可乐丽 偏氟乙烯类树脂制多孔膜及其制造方法
JP4869272B2 (ja) * 2008-03-14 2012-02-08 旭化成ケミカルズ株式会社 多孔性多層中空糸膜
US9174174B2 (en) * 2008-09-19 2015-11-03 Toray Industries, Inc. Separation membrane and method for producing the same
KR101657307B1 (ko) * 2009-09-25 2016-09-19 엘지전자 주식회사 불소계 중공사막 및 그 제조 방법
US20150136691A1 (en) * 2011-12-13 2015-05-21 MEMSTAR (Guangzhou) Co. Ltd Method for preparing double layered porous hollow membrane and device and product thereof
JP6438012B2 (ja) * 2013-05-29 2018-12-12 スリーエム イノベイティブ プロパティズ カンパニー 微多孔質ポリフッ化ビニリデン膜
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
EP3603777A4 (en) * 2017-03-24 2021-05-05 Asahi Kasei Kabushiki Kaisha POROUS MEMBRANE FOR MEMBRANE DISTILLATION AND METHOD FOR OPERATING A MEMBRANE DISTILLATION MODULE
JP7237656B2 (ja) * 2019-03-06 2023-03-13 旭化成株式会社 中空糸膜モジュール、及びこれを用いた海水のろ過方法

Also Published As

Publication number Publication date
US20230405531A1 (en) 2023-12-21
EP4249108A1 (en) 2023-09-27
CN116457077A (zh) 2023-07-18
WO2022107856A1 (ja) 2022-05-27
EP4249108A4 (en) 2024-04-17

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