TW202502933A - 多孔質膜、積層體、及過濾元件 - Google Patents

多孔質膜、積層體、及過濾元件 Download PDF

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Publication number
TW202502933A
TW202502933A TW113117707A TW113117707A TW202502933A TW 202502933 A TW202502933 A TW 202502933A TW 113117707 A TW113117707 A TW 113117707A TW 113117707 A TW113117707 A TW 113117707A TW 202502933 A TW202502933 A TW 202502933A
Authority
TW
Taiwan
Prior art keywords
porous membrane
formula
bubble point
less
liquid
Prior art date
Application number
TW113117707A
Other languages
English (en)
Chinese (zh)
Inventor
片山寛一
福永篤史
辻脇寛之
橋本隆昌
村田豊
松方裕太郎
林文弘
徳田一弥
Original Assignee
日商住友電工超效能高分子股份有限公司
日商住友電氣工業股份有限公司
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 日商住友電工超效能高分子股份有限公司, 日商住友電氣工業股份有限公司 filed Critical 日商住友電工超效能高分子股份有限公司
Publication of TW202502933A publication Critical patent/TW202502933A/zh

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Classifications

    • 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
    • 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
    • B01D69/1213—Laminated layers
    • 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
    • B01D71/36—Polytetrafluoroethylene
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B32B27/322—Layered products comprising a layer of synthetic resin comprising polyolefins comprising halogenated polyolefins, e.g. PTFE
    • 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
    • B01D2325/0283—Pore size

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
TW113117707A 2023-05-22 2024-05-14 多孔質膜、積層體、及過濾元件 TW202502933A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2023084099 2023-05-22
JP2023-084099 2023-05-22

Publications (1)

Publication Number Publication Date
TW202502933A true TW202502933A (zh) 2025-01-16

Family

ID=93589984

Family Applications (1)

Application Number Title Priority Date Filing Date
TW113117707A TW202502933A (zh) 2023-05-22 2024-05-14 多孔質膜、積層體、及過濾元件

Country Status (5)

Country Link
JP (1) JPWO2024241782A1 (https=)
KR (1) KR20260012218A (https=)
CN (1) CN121152673A (https=)
TW (1) TW202502933A (https=)
WO (1) WO2024241782A1 (https=)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5476589A (en) * 1995-03-10 1995-12-19 W. L. Gore & Associates, Inc. Porpous PTFE film and a manufacturing method therefor
JP3580790B2 (ja) * 2001-10-31 2004-10-27 宇明泰化工股▲ふん▼有限公司 非対称性多孔質ポリテトラフルオロエチレン膜とその製造方法
US7306729B2 (en) 2005-07-18 2007-12-11 Gore Enterprise Holdings, Inc. Porous PTFE materials and articles produced therefrom
JP6338054B2 (ja) * 2014-05-30 2018-06-06 住友電工ファインポリマー株式会社 多孔質フィルタの製造方法
ES3013251T3 (en) 2019-06-13 2025-04-11 Gore & Ass Lightweight expanded polytetrafluoroethylene membranes having high intrinsic strength and optical transparency
JP7699062B2 (ja) 2019-06-13 2025-06-26 ダブリュ．エル．ゴア アンド アソシエイツ，インコーポレイティド 優れた剛性を有する高配向延伸ポリテトラフルオロエチレン
JP7316893B2 (ja) 2019-09-27 2023-07-28 三井・ケマーズ フロロプロダクツ株式会社 高強度小孔径のポリテトラフルオロエチレン多孔膜
JP7606882B2 (ja) 2020-05-08 2024-12-26 三井・ケマーズ フロロプロダクツ株式会社 高強度小孔径のポリテトラフルオロエチレン及び／または変性ポリテトラフルオロエチレンからなる多孔膜

Also Published As

Publication number Publication date
WO2024241782A1 (ja) 2024-11-28
KR20260012218A (ko) 2026-01-26
JPWO2024241782A1 (https=) 2024-11-28
CN121152673A (zh) 2025-12-16

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