KR20250123119A - 폴리아미드계 반투막의 처리 방법, 반투막 엘리먼트의 제조 방법 및 처리 장치 그리고 반투막 엘리먼트를 사용한 유체 처리 방법 및 유체 처리 장치 - Google Patents

폴리아미드계 반투막의 처리 방법, 반투막 엘리먼트의 제조 방법 및 처리 장치 그리고 반투막 엘리먼트를 사용한 유체 처리 방법 및 유체 처리 장치

Info

Publication number
KR20250123119A
KR20250123119A KR1020257019069A KR20257019069A KR20250123119A KR 20250123119 A KR20250123119 A KR 20250123119A KR 1020257019069 A KR1020257019069 A KR 1020257019069A KR 20257019069 A KR20257019069 A KR 20257019069A KR 20250123119 A KR20250123119 A KR 20250123119A
Authority
KR
South Korea
Prior art keywords
semipermeable membrane
polyfunctional
acid
polyamide
condensing agent
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
KR1020257019069A
Other languages
English (en)
Korean (ko)
Inventor
요시키 오카모토
다카후미 오가와
시게히사 하나다
다케시 곤다
도모키 요시마츠
Original Assignee
도레이 카부시키가이샤
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 도레이 카부시키가이샤 filed Critical 도레이 카부시키가이샤
Publication of KR20250123119A publication Critical patent/KR20250123119A/ko
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
    • B01D65/06—Membrane cleaning or sterilisation ; Membrane regeneration with special washing compositions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/08—Prevention of membrane fouling or of concentration polarisation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/10—Testing of membranes or membrane apparatus; Detecting or repairing leaks
    • B01D65/106—Repairing membrane apparatus or modules
    • B01D65/108—Repairing membranes
    • 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
    • B01D67/0006—Organic membrane manufacture by chemical reactions
    • 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
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0093—Chemical modification
    • B01D67/00933—Chemical modification by addition of a layer chemically bonded to the membrane
    • 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
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/1214—Chemically bonded layers, e.g. cross-linking
    • 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
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/16—Use of chemical agents
    • B01D2321/162—Use of acids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/16—Use of chemical agents
    • B01D2321/164—Use of bases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/16—Use of chemical agents
    • B01D2321/168—Use of other chemical agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/20—Specific permeability or cut-off range
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
KR1020257019069A 2022-12-21 2023-12-20 폴리아미드계 반투막의 처리 방법, 반투막 엘리먼트의 제조 방법 및 처리 장치 그리고 반투막 엘리먼트를 사용한 유체 처리 방법 및 유체 처리 장치 Pending KR20250123119A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022204061 2022-12-21
JPJP-P-2022-204061 2022-12-21
PCT/JP2023/045637 WO2024135716A1 (ja) 2022-12-21 2023-12-20 ポリアミド系半透膜の処理方法、半透膜エレメントの製造方法および処理装置ならびに半透膜エレメントを用いた流体処理方法および流体処理装置

Publications (1)

Publication Number Publication Date
KR20250123119A true KR20250123119A (ko) 2025-08-14

Family

ID=91588723

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020257019069A Pending KR20250123119A (ko) 2022-12-21 2023-12-20 폴리아미드계 반투막의 처리 방법, 반투막 엘리먼트의 제조 방법 및 처리 장치 그리고 반투막 엘리먼트를 사용한 유체 처리 방법 및 유체 처리 장치

Country Status (7)

Country Link
EP (1) EP4640306A1 (https=)
JP (1) JPWO2024135716A1 (https=)
KR (1) KR20250123119A (https=)
CN (1) CN120379750A (https=)
AU (1) AU2023409485A1 (https=)
TW (1) TW202440217A (https=)
WO (1) WO2024135716A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012187469A (ja) 2011-03-09 2012-10-04 Kurita Water Ind Ltd 逆浸透膜の阻止率向上方法、阻止率向上処理剤及び逆浸透膜

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MA21278A1 (fr) * 1988-04-13 1988-12-31 Du Pont Post traitement reactif pour membrane de separation de gaz.
JP2018187533A (ja) * 2017-04-28 2018-11-29 東レ株式会社 複合半透膜
JP2019111529A (ja) * 2017-12-21 2019-07-11 東レ株式会社 複合半透膜、複合半透膜エレメント及び複合半透膜エレメントの使用方法
CN111282439B (zh) * 2019-11-27 2021-06-11 泰州市野徐太丰防护用品厂 一种结构优化的抗污染聚酰胺复合膜

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012187469A (ja) 2011-03-09 2012-10-04 Kurita Water Ind Ltd 逆浸透膜の阻止率向上方法、阻止率向上処理剤及び逆浸透膜

Also Published As

Publication number Publication date
TW202440217A (zh) 2024-10-16
JPWO2024135716A1 (https=) 2024-06-27
CN120379750A (zh) 2025-07-25
AU2023409485A1 (en) 2025-07-03
EP4640306A1 (en) 2025-10-29
WO2024135716A1 (ja) 2024-06-27

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