JP7831696B2 - 多孔質膜および多孔質膜の製造方法 - Google Patents

多孔質膜および多孔質膜の製造方法

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Publication number
JP7831696B2
JP7831696B2 JP2025519548A JP2025519548A JP7831696B2 JP 7831696 B2 JP7831696 B2 JP 7831696B2 JP 2025519548 A JP2025519548 A JP 2025519548A JP 2025519548 A JP2025519548 A JP 2025519548A JP 7831696 B2 JP7831696 B2 JP 7831696B2
Authority
JP
Japan
Prior art keywords
porous membrane
derived
resin
peak intensity
resins
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
JP2025519548A
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English (en)
Japanese (ja)
Other versions
JPWO2025182956A1 (https=
JPWO2025182956A5 (https=
Inventor
高志 橘
俊 志村
憲太郎 小林
智子 金森
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
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Filing date
Publication date
Application filed by Toray Industries Inc filed Critical Toray Industries Inc
Publication of JPWO2025182956A1 publication Critical patent/JPWO2025182956A1/ja
Publication of JPWO2025182956A5 publication Critical patent/JPWO2025182956A5/ja
Application granted granted Critical
Publication of JP7831696B2 publication Critical patent/JP7831696B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • 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
    • B01D61/18—Apparatus therefor
    • 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
    • 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
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/08—Polysaccharides
    • B01D71/10—Cellulose; Modified cellulose
    • 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
    • B01D71/66—Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only
    • B01D71/68—Polysulfones; Polyethersulfones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/36—After-treatment
    • C08J9/40—Impregnation
    • C08J9/42—Impregnation with macromolecular compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
JP2025519548A 2024-02-29 2025-02-26 多孔質膜および多孔質膜の製造方法 Active JP7831696B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2024029385 2024-02-29
JP2024029385 2024-02-29
JP2024123068 2024-07-30
JP2024123068 2024-07-30
PCT/JP2025/006492 WO2025182956A1 (ja) 2024-02-29 2025-02-26 多孔質膜および多孔質膜の製造方法

Publications (3)

Publication Number Publication Date
JPWO2025182956A1 JPWO2025182956A1 (https=) 2025-09-04
JPWO2025182956A5 JPWO2025182956A5 (https=) 2026-02-04
JP7831696B2 true JP7831696B2 (ja) 2026-03-17

Family

ID=96920846

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2025519548A Active JP7831696B2 (ja) 2024-02-29 2025-02-26 多孔質膜および多孔質膜の製造方法

Country Status (2)

Country Link
JP (1) JP7831696B2 (https=)
WO (1) WO2025182956A1 (https=)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007136449A (ja) 2005-10-14 2007-06-07 Millipore Corp 限外ろ過膜、ならびに限外ろ過膜の製造および使用の方法
CN115569521A (zh) 2022-10-27 2023-01-06 杭州科百特过滤器材有限公司 一种纤维素类复合超滤膜及其制备方法
WO2023234738A1 (ko) 2022-06-02 2023-12-07 도레이첨단소재 주식회사 고투과량 나노여과막 및 이의 제조방법

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK169616B1 (da) * 1986-08-27 1994-12-27 Dow Danmark Permeabel, porøs, polymerbehandlet plastmembran med hydrofil karakter, fremgangsmåder til fremstilling heraf samt anvendelse heraf
JPS6438103A (en) * 1987-08-05 1989-02-08 Terumo Corp Hydrophilic porous film and its production

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007136449A (ja) 2005-10-14 2007-06-07 Millipore Corp 限外ろ過膜、ならびに限外ろ過膜の製造および使用の方法
WO2023234738A1 (ko) 2022-06-02 2023-12-07 도레이첨단소재 주식회사 고투과량 나노여과막 및 이의 제조방법
CN115569521A (zh) 2022-10-27 2023-01-06 杭州科百特过滤器材有限公司 一种纤维素类复合超滤膜及其制备方法

Also Published As

Publication number Publication date
JPWO2025182956A1 (https=) 2025-09-04
WO2025182956A1 (ja) 2025-09-04

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