KR102685078B1 - 복합 반투막 - Google Patents

복합 반투막 Download PDF

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Publication number
KR102685078B1
KR102685078B1 KR1020237035604A KR20237035604A KR102685078B1 KR 102685078 B1 KR102685078 B1 KR 102685078B1 KR 1020237035604 A KR1020237035604 A KR 1020237035604A KR 20237035604 A KR20237035604 A KR 20237035604A KR 102685078 B1 KR102685078 B1 KR 102685078B1
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South Korea
Prior art keywords
membrane
composite semipermeable
semipermeable membrane
thin film
height
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KR1020237035604A
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English (en)
Korean (ko)
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KR20230151041A (ko
Inventor
료스케 오카니시
슌스케 다바야시
šœ스케 다바야시
유타 아마노
다카오 사사키
마사키 히가시
다카시 요시노
히로키 미네하라
히로아키 다나카
Original Assignee
도레이 카부시키가이샤
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Publication of KR20230151041A publication Critical patent/KR20230151041A/ko
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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
    • B01D69/10—Supported membranes; Membrane supports
    • B01D69/107—Organic support material
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • 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
    • 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
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/08—Seawater, e.g. for desalination
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
KR1020237035604A 2021-04-22 2022-04-22 복합 반투막 Active KR102685078B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2021-072381 2021-04-22
JP2021072381 2021-04-22
PCT/JP2022/018638 WO2022225061A1 (ja) 2021-04-22 2022-04-22 複合半透膜

Publications (2)

Publication Number Publication Date
KR20230151041A KR20230151041A (ko) 2023-10-31
KR102685078B1 true KR102685078B1 (ko) 2024-07-16

Family

ID=83722858

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020237035604A Active KR102685078B1 (ko) 2021-04-22 2022-04-22 복합 반투막

Country Status (6)

Country Link
US (1) US12161978B2 (https=)
EP (1) EP4327920A4 (https=)
JP (2) JP7173407B1 (https=)
KR (1) KR102685078B1 (https=)
CN (1) CN117202982B (https=)
WO (1) WO2022225061A1 (https=)

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 (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP3780734B2 (ja) 1998-05-11 2006-05-31 東レ株式会社 複合半透膜
US8177978B2 (en) 2008-04-15 2012-05-15 Nanoh20, Inc. Reverse osmosis membranes
CN101874989B (zh) * 2009-12-18 2013-07-31 北京时代沃顿科技有限公司 一种耐微生物污染的复合反渗透膜及其制备方法
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
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
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
KR102263342B1 (ko) 2013-10-31 2021-06-11 도레이 카부시키가이샤 분리막 엘리먼트
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
JP6702181B2 (ja) * 2015-02-27 2020-05-27 東レ株式会社 複合半透膜
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
JP7396856B2 (ja) 2019-10-31 2023-12-12 ＪＤＩ Ｄｅｓｉｇｎ ａｎｄ Ｄｅｖｅｌｏｐｍｅｎｔ 合同会社 表示装置

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
JP7567890B2 (ja) 2024-10-16
US12161978B2 (en) 2024-12-10
EP4327920A4 (en) 2024-09-18
CN117202982A (zh) 2023-12-08
KR20230151041A (ko) 2023-10-31
JPWO2022225061A1 (https=) 2022-10-27
US20240278184A1 (en) 2024-08-22
JP2023011789A (ja) 2023-01-24
EP4327920A1 (en) 2024-02-28
JP7173407B1 (ja) 2022-11-16
CN117202982B (zh) 2024-09-10
WO2022225061A1 (ja) 2022-10-27

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