JP7569866B2 - 多孔質膜 - Google Patents

多孔質膜 Download PDF

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Publication number
JP7569866B2
JP7569866B2 JP2022563829A JP2022563829A JP7569866B2 JP 7569866 B2 JP7569866 B2 JP 7569866B2 JP 2022563829 A JP2022563829 A JP 2022563829A JP 2022563829 A JP2022563829 A JP 2022563829A JP 7569866 B2 JP7569866 B2 JP 7569866B2
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Japan
Prior art keywords
membrane
thickness
porosity
liquid
hollow fiber
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JP2022563829A
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Japanese (ja)
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JPWO2022107856A1 (https=
Inventor
雄揮 三木
宏和 藤村
大樹 梅本
亜由 松山
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Asahi Kasei Corp
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Asahi Kasei Corp
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Priority to JP2024094704A priority Critical patent/JP2024107332A/ja
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    • 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

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
JP2022563829A 2020-11-19 2021-11-18 多孔質膜 Active JP7569866B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2024094704A JP2024107332A (ja) 2020-11-19 2024-06-11 多孔質膜

Applications Claiming Priority (3)

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

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2024094704A Division JP2024107332A (ja) 2020-11-19 2024-06-11 多孔質膜

Publications (2)

Publication Number Publication Date
JPWO2022107856A1 JPWO2022107856A1 (https=) 2022-05-27
JP7569866B2 true JP7569866B2 (ja) 2024-10-18

Family

ID=81707997

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2022563829A Active JP7569866B2 (ja) 2020-11-19 2021-11-18 多孔質膜
JP2024094704A Pending JP2024107332A (ja) 2020-11-19 2024-06-11 多孔質膜

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2024094704A Pending JP2024107332A (ja) 2020-11-19 2024-06-11 多孔質膜

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 (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015104871A1 (ja) 2014-01-10 2015-07-16 旭化成ケミカルズ株式会社 多孔性中空糸膜及びその製造方法、並びに浄水方法
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
JP2020142191A (ja) 2019-03-06 2020-09-10 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

Family Cites Families (16)

* 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
JP3781679B2 (ja) 2000-01-18 2006-05-31 旭化成ケミカルズ株式会社 懸濁水の膜濾過浄化方法
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
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
CN102159305B (zh) * 2008-09-19 2015-08-19 东丽株式会社 分离膜及其制造方法
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
US10946345B2 (en) * 2013-05-29 2021-03-16 Em Innovative Properties Company Microporous polyvinylidene fluoride membrane
JP6359431B2 (ja) * 2014-11-21 2018-07-18 旭化成株式会社 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
WO2018088232A1 (ja) * 2016-11-09 2018-05-17 旭化成株式会社 多孔性中空糸膜及び多孔性中空糸膜の製造方法
JP7099467B2 (ja) * 2017-09-25 2022-07-12 三菱ケミカル株式会社 中空糸膜

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015104871A1 (ja) 2014-01-10 2015-07-16 旭化成ケミカルズ株式会社 多孔性中空糸膜及びその製造方法、並びに浄水方法
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
JP2020142191A (ja) 2019-03-06 2020-09-10 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
CN116457077A (zh) 2023-07-18
EP4249108A1 (en) 2023-09-27
WO2022107856A1 (ja) 2022-05-27
JPWO2022107856A1 (https=) 2022-05-27
EP4249108A4 (en) 2024-04-17
JP2024107332A (ja) 2024-08-08

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