CN116457077A - 多孔膜 - Google Patents

多孔膜 Download PDF

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Publication number
CN116457077A
CN116457077A CN202180075393.0A CN202180075393A CN116457077A CN 116457077 A CN116457077 A CN 116457077A CN 202180075393 A CN202180075393 A CN 202180075393A CN 116457077 A CN116457077 A CN 116457077A
Authority
CN
China
Prior art keywords
thickness
membrane
porous membrane
porosity
liquid
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.)
Pending
Application number
CN202180075393.0A
Other languages
English (en)
Chinese (zh)
Inventor
三木雄挥
藤村宏和
梅本大树
松山亚由
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
Original Assignee
Asahi Kasei Corp
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 filed Critical Asahi Kasei Corp
Publication of CN116457077A publication Critical patent/CN116457077A/zh
Pending legal-status Critical Current

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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—Polytetrafluoroethylene
    • 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)
CN202180075393.0A 2020-11-19 2021-11-18 多孔膜 Pending CN116457077A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020192591 2020-11-19
JP2020-192591 2020-11-19
PCT/JP2021/042475 WO2022107856A1 (ja) 2020-11-19 2021-11-18 多孔質膜

Publications (1)

Publication Number Publication Date
CN116457077A true CN116457077A (zh) 2023-07-18

Family

ID=81707997

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180075393.0A Pending CN116457077A (zh) 2020-11-19 2021-11-18 多孔膜

Country Status (5)

Country Link
US (1) US20230405531A1 (https=)
EP (1) EP4249108A4 (https=)
JP (2) JP7569866B2 (https=)
CN (1) CN116457077A (https=)
WO (1) WO2022107856A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115920669B (zh) * 2022-12-09 2025-07-04 万华化学集团股份有限公司 一种全氟中空纤维多孔膜的制备方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2332639A1 (en) * 2008-09-19 2011-06-15 Toray Industries, Inc. Separation membrane, and method for producing same
JP2016097362A (ja) * 2014-11-21 2016-05-30 旭化成ケミカルズ株式会社 多孔性中空糸膜、多孔性中空糸膜の製造方法、及び浄水方法
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
CN109922875A (zh) * 2016-11-09 2019-06-21 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
CN111107925A (zh) * 2017-09-25 2020-05-05 三菱化学株式会社 中空纤维膜

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4990294A (en) * 1988-05-04 1991-02-05 Millipore Corporation Process for producing fluorocarbon membranes and membrane product
JPH0365223A (ja) * 1989-08-01 1991-03-20 Mitsubishi Rayon Co Ltd 殺菌性濾材
DE4101873C2 (de) * 1991-01-23 1993-12-09 Isis Pharma Gmbh Peroral applizierbare Arzneiform zur Behandlung zentraler Dopaminmangelzustände
JPH11138164A (ja) 1997-11-11 1999-05-25 Asahi Chem Ind Co Ltd 懸濁水の浄化方法
AU765380B2 (en) 2000-01-18 2003-09-18 Asahi Kasei Kabushiki Kaisha Method for purifying suspended water by membrane filtration
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
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
KR101409712B1 (ko) * 2006-08-10 2014-06-19 가부시키가이샤 구라레 불화비닐리덴계 수지로 이루어지는 다공막 및 그 제조 방법
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
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
CN105473214B (zh) * 2013-05-29 2018-06-15 3M创新资产公司 微孔聚偏二氟乙烯膜
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
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

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2332639A1 (en) * 2008-09-19 2011-06-15 Toray Industries, Inc. Separation membrane, and method for producing same
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
JP2016097362A (ja) * 2014-11-21 2016-05-30 旭化成ケミカルズ株式会社 多孔性中空糸膜、多孔性中空糸膜の製造方法、及び浄水方法
CN109922875A (zh) * 2016-11-09 2019-06-21 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
CN111107925A (zh) * 2017-09-25 2020-05-05 三菱化学株式会社 中空纤维膜

Also Published As

Publication number Publication date
EP4249108A4 (en) 2024-04-17
WO2022107856A1 (ja) 2022-05-27
JPWO2022107856A1 (https=) 2022-05-27
JP7569866B2 (ja) 2024-10-18
US20230405531A1 (en) 2023-12-21
JP2024107332A (ja) 2024-08-08
EP4249108A1 (en) 2023-09-27

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