JPWO2024241782A1 - - Google Patents
Info
- Publication number
- JPWO2024241782A1 JPWO2024241782A1 JP2025521879A JP2025521879A JPWO2024241782A1 JP WO2024241782 A1 JPWO2024241782 A1 JP WO2024241782A1 JP 2025521879 A JP2025521879 A JP 2025521879A JP 2025521879 A JP2025521879 A JP 2025521879A JP WO2024241782 A1 JPWO2024241782 A1 JP WO2024241782A1
- 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.)
- Pending
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
- B01D71/36—Polytetrafluoroethylene
-
- 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
- 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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2023084099 | 2023-05-22 | ||
| PCT/JP2024/015432 WO2024241782A1 (ja) | 2023-05-22 | 2024-04-18 | 多孔質膜、積層体、及びフィルターエレメント |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2024241782A1 true JPWO2024241782A1 (https=) | 2024-11-28 |
| JPWO2024241782A5 JPWO2024241782A5 (https=) | 2026-02-24 |
Family
ID=93589984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2025521879A Pending JPWO2024241782A1 (https=) | 2023-05-22 | 2024-04-18 |
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)
| 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 |
-
2024
- 2024-04-18 JP JP2025521879A patent/JPWO2024241782A1/ja active Pending
- 2024-04-18 KR KR1020257038480A patent/KR20260012218A/ko active Pending
- 2024-04-18 WO PCT/JP2024/015432 patent/WO2024241782A1/ja not_active Ceased
- 2024-04-18 CN CN202480033670.5A patent/CN121152673A/zh active Pending
- 2024-05-14 TW TW113117707A patent/TW202502933A/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2024241782A1 (ja) | 2024-11-28 |
| KR20260012218A (ko) | 2026-01-26 |
| TW202502933A (zh) | 2025-01-16 |
| CN121152673A (zh) | 2025-12-16 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20250819 |