JPWO2024070989A1 - - Google Patents

Info

Publication number
JPWO2024070989A1
JPWO2024070989A1 JP2023559835A JP2023559835A JPWO2024070989A1 JP WO2024070989 A1 JPWO2024070989 A1 JP WO2024070989A1 JP 2023559835 A JP2023559835 A JP 2023559835A JP 2023559835 A JP2023559835 A JP 2023559835A JP WO2024070989 A1 JPWO2024070989 A1 JP WO2024070989A1
Authority
JP
Japan
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.)
Granted
Application number
JP2023559835A
Other languages
Japanese (ja)
Other versions
JP7647921B2 (ja
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 filed Critical
Publication of JPWO2024070989A1 publication Critical patent/JPWO2024070989A1/ja
Application granted granted Critical
Publication of JP7647921B2 publication Critical patent/JP7647921B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0011—Casting solutions therefor
    • B01D67/00111—Polymer pretreatment in the casting solutions
    • 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
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0016—Coagulation
    • 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
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/24—Mechanical properties, e.g. strength
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/30—Chemical resistance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/36—Hydrophilic membranes
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
JP2023559835A 2022-09-30 2023-09-22 分離膜、その製造方法、ろ過方法及び膜ろ過装置 Active JP7647921B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2022157515 2022-09-30
JP2022157515 2022-09-30
JP2022188062 2022-11-25
JP2022188062 2022-11-25
PCT/JP2023/034606 WO2024070989A1 (ja) 2022-09-30 2023-09-22 分離膜、その製造方法、ろ過方法及び膜ろ過装置

Publications (2)

Publication Number Publication Date
JPWO2024070989A1 true JPWO2024070989A1 (https=) 2024-04-04
JP7647921B2 JP7647921B2 (ja) 2025-03-18

Family

ID=90477785

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023559835A Active JP7647921B2 (ja) 2022-09-30 2023-09-22 分離膜、その製造方法、ろ過方法及び膜ろ過装置

Country Status (5)

Country Link
EP (1) EP4596094A4 (https=)
JP (1) JP7647921B2 (https=)
CN (1) CN119947821A (https=)
AU (1) AU2023353908A1 (https=)
WO (1) WO2024070989A1 (https=)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5891731A (ja) * 1981-11-27 1983-05-31 Teijin Ltd ポリフツ化ビニル系非対称多孔膜及びその製造方法
JP2004202438A (ja) * 2002-12-26 2004-07-22 Toray Ind Inc 多孔質膜
JP2006231274A (ja) * 2005-02-28 2006-09-07 Toray Ind Inc 中空糸膜、およびそれを用いた中空糸膜モジュール、膜ろ過装置、水処理方法
JP2011189266A (ja) * 2010-03-15 2011-09-29 Toray Ind Inc 多孔質分離平膜およびその製造方法
WO2021020571A1 (ja) * 2019-07-31 2021-02-04 東レ株式会社 分離膜
WO2021241514A1 (ja) * 2020-05-29 2021-12-02 東レ株式会社 多孔質膜及び複合膜

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5127107B2 (ja) 2001-02-16 2013-01-23 東レ株式会社 分離膜の製造方法
AU2014226305B2 (en) 2013-03-04 2018-07-26 Arkema Inc. Long chain branched fluoropolymer membranes
US11065583B2 (en) * 2016-04-21 2021-07-20 Imperial College Innovations Limited Separation membranes
CN107362698B (zh) * 2017-07-31 2020-12-15 苏州苏净环保新材料有限公司 一种持久亲水性聚偏氟乙烯膜的制备方法及其应用
WO2019102315A1 (en) 2017-11-23 2019-05-31 Semiconductor Energy Laboratory Co., Ltd. Display device and electronic device
JP2022157515A (ja) 2021-03-31 2022-10-14 富士フイルム株式会社 多能性幹細胞、神経細胞及びその応用

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5891731A (ja) * 1981-11-27 1983-05-31 Teijin Ltd ポリフツ化ビニル系非対称多孔膜及びその製造方法
JP2004202438A (ja) * 2002-12-26 2004-07-22 Toray Ind Inc 多孔質膜
JP2006231274A (ja) * 2005-02-28 2006-09-07 Toray Ind Inc 中空糸膜、およびそれを用いた中空糸膜モジュール、膜ろ過装置、水処理方法
JP2011189266A (ja) * 2010-03-15 2011-09-29 Toray Ind Inc 多孔質分離平膜およびその製造方法
WO2021020571A1 (ja) * 2019-07-31 2021-02-04 東レ株式会社 分離膜
WO2021241514A1 (ja) * 2020-05-29 2021-12-02 東レ株式会社 多孔質膜及び複合膜

Also Published As

Publication number Publication date
WO2024070989A1 (ja) 2024-04-04
JP7647921B2 (ja) 2025-03-18
CN119947821A (zh) 2025-05-06
AU2023353908A1 (en) 2025-04-03
EP4596094A4 (en) 2026-03-11
EP4596094A1 (en) 2025-08-06

Similar Documents

Publication Publication Date Title
JPWO2024071005A1 (https=)
BR102023014872A2 (https=)
BR102023012440A2 (https=)
BR102023010976A2 (https=)
BR102023009641A2 (https=)
BR102023008688A2 (https=)
BR202022009269U2 (https=)
BR202022005961U2 (https=)
BR202022001779U2 (https=)
BR202022000931U2 (https=)
BY13139U (https=)
CN307045446S (https=)
BY13155U (https=)
BY13138U (https=)
CN307047365S (https=)
BY13137U (https=)
BY13136U (https=)
CN307047355S (https=)
CN307047237S (https=)
CN307046985S (https=)
BY13147U (https=)
BY13141U (https=)
BY13142U (https=)
BY13143U (https=)
BY13144U (https=)

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20240703

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20240703

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20240903

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20241025

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20241227

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20250204

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20250217

R150 Certificate of patent or registration of utility model

Ref document number: 7647921

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150