JP7205543B2 - 中空糸膜 - Google Patents

中空糸膜 Download PDF

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Publication number
JP7205543B2
JP7205543B2 JP2020548102A JP2020548102A JP7205543B2 JP 7205543 B2 JP7205543 B2 JP 7205543B2 JP 2020548102 A JP2020548102 A JP 2020548102A JP 2020548102 A JP2020548102 A JP 2020548102A JP 7205543 B2 JP7205543 B2 JP 7205543B2
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Japan
Prior art keywords
peripheral surface
filter layer
region
outer peripheral
hollow fiber
Prior art date
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Application number
JP2020548102A
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English (en)
Japanese (ja)
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JPWO2020059344A5 (https=
JPWO2020059344A1 (ja
Inventor
大輝 宮田
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Publication of JPWO2020059344A1 publication Critical patent/JPWO2020059344A1/ja
Publication of JPWO2020059344A5 publication Critical patent/JPWO2020059344A5/ja
Application granted granted Critical
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    • 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
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • 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
    • 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
    • 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
    • B01D2325/022—Asymmetric membranes
    • B01D2325/0233—Asymmetric membranes with clearly distinguishable layers
    • 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

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Artificial Filaments (AREA)
JP2020548102A 2018-09-20 2019-08-07 中空糸膜 Active JP7205543B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2018175905 2018-09-20
JP2018175905 2018-09-20
PCT/JP2019/031018 WO2020059344A1 (ja) 2018-09-20 2019-08-07 中空糸膜

Publications (3)

Publication Number Publication Date
JPWO2020059344A1 JPWO2020059344A1 (ja) 2021-08-30
JPWO2020059344A5 JPWO2020059344A5 (https=) 2022-01-28
JP7205543B2 true JP7205543B2 (ja) 2023-01-17

Family

ID=69887198

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020548102A Active JP7205543B2 (ja) 2018-09-20 2019-08-07 中空糸膜

Country Status (5)

Country Link
US (1) US12115503B2 (https=)
JP (1) JP7205543B2 (https=)
CN (1) CN112672814B (https=)
AU (1) AU2019341812A1 (https=)
WO (1) WO2020059344A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114534373B (zh) * 2022-02-24 2023-04-28 江苏俊峰布业有限公司 纳米SiO2改性聚四氟乙烯除尘滤袋及其制备方法
US20250205652A1 (en) * 2022-04-05 2025-06-26 Sumitomo Electric Industries, Ltd. Hollow fiber membrane, hollow fiber membrane stack, and filtration module

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1236956A (en) 1983-05-02 1988-05-24 Seiichi Manabe Porous cuprammonium cellulose fibre produced with annular orifice and central coagulating stream
JPS59204911A (ja) * 1983-05-02 1984-11-20 Asahi Chem Ind Co Ltd 新規な構造を持つ再生セルロ−ス中空糸
CA1304897C (en) * 1986-05-30 1992-07-14 Hajime Itoh Porous membrane
EP2260931B1 (en) 2005-10-13 2018-12-26 Asahi Kasei Kabushiki Kaisha Porous multilayered hollow-fiber membrane
JP2009226338A (ja) * 2008-03-24 2009-10-08 Kureha Corp フッ化ビニリデン系樹脂中空糸多孔膜およびその製造方法
JP2010042329A (ja) 2008-08-08 2010-02-25 Sumitomo Electric Fine Polymer Inc 中空糸膜モジュール。
JPWO2010029908A1 (ja) 2008-09-10 2012-02-02 東レ株式会社 中空糸膜及び中空糸膜の製造方法
JP5552289B2 (ja) 2009-09-04 2014-07-16 株式会社クレハ フッ化ビニリデン系樹脂多孔膜の製造方法
CN202129031U (zh) * 2011-06-09 2012-02-01 浙江东大环境工程有限公司 一种包缠式的聚四氟乙烯中空纤维膜
CN102941025A (zh) * 2012-11-20 2013-02-27 浙江理工大学 一种膜蒸馏用聚四氟乙烯中空纤维膜的制备方法
CN103394297B (zh) 2013-07-03 2015-01-14 浙江理工大学 一种亲水性聚四氟乙烯中空纤维膜的制备方法
KR101826451B1 (ko) * 2013-09-18 2018-02-06 미쯔비시 케미컬 주식회사 다공질 중공사막 및 그의 제조 방법
WO2015146469A1 (ja) 2014-03-26 2015-10-01 株式会社クラレ 中空糸膜、及び中空糸膜の製造方法
WO2017155034A1 (ja) * 2016-03-11 2017-09-14 旭化成株式会社 多孔質膜、多孔質膜モジュール、多孔質膜の製造方法、清澄化された液体の製造方法およびビールの製造方法
JP2018102423A (ja) * 2016-12-22 2018-07-05 株式会社クレハ 人工血管、及び人工血管の製造方法

Also Published As

Publication number Publication date
AU2019341812A1 (en) 2021-04-15
US12115503B2 (en) 2024-10-15
WO2020059344A1 (ja) 2020-03-26
US20220054987A1 (en) 2022-02-24
JPWO2020059344A1 (ja) 2021-08-30
CN112672814B (zh) 2022-08-02
CN112672814A (zh) 2021-04-16

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