JP7173408B1 - 複合半透膜 - Google Patents

複合半透膜 Download PDF

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Publication number
JP7173408B1
JP7173408B1 JP2022525133A JP2022525133A JP7173408B1 JP 7173408 B1 JP7173408 B1 JP 7173408B1 JP 2022525133 A JP2022525133 A JP 2022525133A JP 2022525133 A JP2022525133 A JP 2022525133A JP 7173408 B1 JP7173408 B1 JP 7173408B1
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JP
Japan
Prior art keywords
composite semipermeable
semipermeable membrane
protrusions
membrane
film
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.)
Active
Application number
JP2022525133A
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English (en)
Japanese (ja)
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JPWO2022225062A5 (https=
JPWO2022225062A1 (https=
Inventor
雄太 天野
俊介 田林
崚輔 岡西
孝 吉野
崇夫 佐々木
宏樹 峰原
雅樹 東
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.)
Toray Industries Inc
Original Assignee
Toray Industries Inc
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 Toray Industries Inc filed Critical Toray Industries Inc
Publication of JPWO2022225062A1 publication Critical patent/JPWO2022225062A1/ja
Priority to JP2022175060A priority Critical patent/JP7616190B2/ja
Application granted granted Critical
Publication of JP7173408B1 publication Critical patent/JP7173408B1/ja
Publication of JPWO2022225062A5 publication Critical patent/JPWO2022225062A5/ja
Active legal-status Critical Current
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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
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/125—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
    • 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
    • B01D69/10—Supported membranes; Membrane supports
    • 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
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • 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
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/125—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
    • B01D69/1251—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction by interfacial polymerisation
    • 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
    • B01D71/56—Polyamides, e.g. polyester-amides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/219—Specific solvent system
    • B01D2323/22—Specific non-solvents or non-solvent system
    • 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
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/06—Surface irregularities
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124—Water desalination
    • Y02A20/131—Reverse-osmosis

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
JP2022525133A 2021-04-22 2022-04-22 複合半透膜 Active JP7173408B1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2022175060A JP7616190B2 (ja) 2021-04-22 2022-10-31 複合半透膜

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021072382 2021-04-22
JP2021072382 2021-04-22
PCT/JP2022/018639 WO2022225062A1 (ja) 2021-04-22 2022-04-22 複合半透膜

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2022175060A Division JP7616190B2 (ja) 2021-04-22 2022-10-31 複合半透膜

Publications (3)

Publication Number Publication Date
JPWO2022225062A1 JPWO2022225062A1 (https=) 2022-10-27
JP7173408B1 true JP7173408B1 (ja) 2022-11-16
JPWO2022225062A5 JPWO2022225062A5 (https=) 2023-03-17

Family

ID=83722860

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2022525133A Active JP7173408B1 (ja) 2021-04-22 2022-04-22 複合半透膜
JP2022175060A Active JP7616190B2 (ja) 2021-04-22 2022-10-31 複合半透膜

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2022175060A Active JP7616190B2 (ja) 2021-04-22 2022-10-31 複合半透膜

Country Status (7)

Country Link
US (1) US12138595B2 (https=)
EP (1) EP4327921A4 (https=)
JP (2) JP7173408B1 (https=)
KR (1) KR102685086B1 (https=)
CN (1) CN117177806B (https=)
SA (1) SA523451198B1 (https=)
WO (1) WO2022225062A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12434202B2 (en) * 2020-12-25 2025-10-07 Toray Industries, Inc. Composite semipermeable membrane

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008517737A (ja) * 2004-10-29 2008-05-29 東レ株式会社 複合半透膜、その製造方法、ならびにそれを用いたエレメント、流体分離装置、および水処理方法
JP2018069160A (ja) * 2016-10-28 2018-05-10 日東電工株式会社 複合半透膜、及びスパイラル型分離膜エレメント
JP2019177342A (ja) * 2018-03-30 2019-10-17 東レ株式会社 複合半透膜

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0278428A (ja) * 1988-06-07 1990-03-19 Toray Ind Inc 複合半透膜およびその製造方法
US5258203A (en) 1991-02-04 1993-11-02 E. I. Du Pont De Nemours And Company Process for the manufacture of thin film composite membranes
JP3489922B2 (ja) 1994-12-22 2004-01-26 日東電工株式会社 高透過性複合逆浸透膜の製造方法
US8177978B2 (en) 2008-04-15 2012-05-15 Nanoh20, Inc. Reverse osmosis membranes
WO2011102124A1 (ja) * 2010-02-16 2011-08-25 日東電工株式会社 複合分離膜およびこれを用いた分離膜エレメント
KR101928256B1 (ko) 2010-02-23 2018-12-11 도레이 카부시키가이샤 복합 반투막 및 그의 제조 방법
CN104053495B (zh) 2012-01-16 2016-06-15 东丽株式会社 复合半透膜及其制造方法
US20140034569A1 (en) 2012-05-23 2014-02-06 Lg Chem, Ltd. Reverse osmosis membrane having high initial permeate flux
JP2014521499A (ja) 2012-05-23 2014-08-28 エルジー・ケム・リミテッド 初期透過流量に優れたポリアミド系逆浸透分離膜及びその製造方法
EP2868366A4 (en) 2012-06-27 2016-03-30 Toray Industries SEMI-PERMEABLE COMPOSITE MEMBRANE
JP2014065003A (ja) * 2012-09-26 2014-04-17 Toray Ind Inc 複合半透膜及びその膜を用いた造水方法
CN106659986A (zh) * 2014-06-30 2017-05-10 东丽株式会社 复合半透膜
CN104607067B (zh) 2014-12-05 2016-07-06 北京碧水源净水科技有限公司 一种超低压高通量反渗透膜的制备方法
JP6771865B2 (ja) * 2015-01-29 2020-10-21 東レ株式会社 複合半透膜および複合半透膜エレメント
CN107921378A (zh) * 2015-07-31 2018-04-17 东丽株式会社 分离膜、分离膜元件、净水器及分离膜的制造方法
KR102497473B1 (ko) * 2015-12-25 2023-02-08 도레이 카부시키가이샤 복합 반투막
KR102061543B1 (ko) 2017-01-31 2020-01-02 도레이 카부시키가이샤 복합 반투막 및 복합 반투막의 제조 방법
CN108079806B (zh) * 2018-02-07 2020-09-08 浙江大学 一种聚酰胺半透膜、制备方法及其应用
JP7342623B2 (ja) 2019-10-31 2023-09-12 Tdk株式会社 熱電変換素子及びこれを備える熱電変換デバイス

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008517737A (ja) * 2004-10-29 2008-05-29 東レ株式会社 複合半透膜、その製造方法、ならびにそれを用いたエレメント、流体分離装置、および水処理方法
JP2018069160A (ja) * 2016-10-28 2018-05-10 日東電工株式会社 複合半透膜、及びスパイラル型分離膜エレメント
JP2019177342A (ja) * 2018-03-30 2019-10-17 東レ株式会社 複合半透膜

Also Published As

Publication number Publication date
JP2023011790A (ja) 2023-01-24
JP7616190B2 (ja) 2025-01-17
EP4327921A1 (en) 2024-02-28
US20240198293A1 (en) 2024-06-20
EP4327921A4 (en) 2024-09-18
CN117177806A (zh) 2023-12-05
WO2022225062A1 (ja) 2022-10-27
CN117177806B (zh) 2024-12-03
KR102685086B1 (ko) 2024-07-16
JPWO2022225062A1 (https=) 2022-10-27
KR20230151042A (ko) 2023-10-31
US12138595B2 (en) 2024-11-12
SA523451198B1 (ar) 2024-10-01

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