CA2716272C - Polyethylene gas filtration medium comprising fibril layers - Google Patents
Polyethylene gas filtration medium comprising fibril layers Download PDFInfo
- Publication number
- CA2716272C CA2716272C CA2716272A CA2716272A CA2716272C CA 2716272 C CA2716272 C CA 2716272C CA 2716272 A CA2716272 A CA 2716272A CA 2716272 A CA2716272 A CA 2716272A CA 2716272 C CA2716272 C CA 2716272C
- Authority
- CA
- Canada
- Prior art keywords
- membrane
- gas filtration
- filtration medium
- polyethylene
- stretching
- 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.)
- Expired - Fee Related
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- 239000004698 Polyethylene Substances 0.000 title claims abstract description 65
- 229920000573 polyethylene Polymers 0.000 title claims abstract description 65
- -1 Polyethylene Polymers 0.000 title claims abstract description 64
- 238000001914 filtration Methods 0.000 title claims abstract description 63
- 239000012528 membrane Substances 0.000 claims abstract description 248
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- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 claims description 5
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 claims description 5
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- PXXNTAGJWPJAGM-VCOUNFBDSA-N Decaline Chemical compound C=1([C@@H]2C3)C=C(OC)C(OC)=CC=1OC(C=C1)=CC=C1CCC(=O)O[C@H]3C[C@H]1N2CCCC1 PXXNTAGJWPJAGM-VCOUNFBDSA-N 0.000 description 2
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Classifications
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/04—Characteristic thickness
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Dispersion Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Filtering Materials (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP08101870 | 2008-02-22 | ||
| EP08101870.7 | 2008-02-22 | ||
| PCT/EP2009/001239 WO2009103556A1 (en) | 2008-02-22 | 2009-02-20 | Polyethylene membrane and method of its production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2716272A1 CA2716272A1 (en) | 2009-08-27 |
| CA2716272C true CA2716272C (en) | 2017-10-17 |
Family
ID=39539520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2716272A Expired - Fee Related CA2716272C (en) | 2008-02-22 | 2009-02-20 | Polyethylene gas filtration medium comprising fibril layers |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US8465565B2 (https=) |
| EP (1) | EP2268386B8 (https=) |
| JP (1) | JP5928766B2 (https=) |
| KR (1) | KR101651298B1 (https=) |
| CN (1) | CN102015080B (https=) |
| CA (1) | CA2716272C (https=) |
| TW (1) | TWI503162B (https=) |
| WO (1) | WO2009103556A1 (https=) |
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| DE102010005541A1 (de) | 2010-01-23 | 2011-07-28 | Hydac Filtertechnik GmbH, 66280 | Leitfähiges Filterelement sowie Filtervorrichtung mit Filterelement |
| US20110223486A1 (en) * | 2010-03-12 | 2011-09-15 | Xiaomin Zhang | Biaxially oriented porous membranes, composites, and methods of manufacture and use |
| CN101934171B (zh) * | 2010-08-04 | 2011-12-07 | 奇迪电器集团有限公司 | 用于去除饮用水中多溴代二苯醚的过滤介质及其制备方法 |
| CN101914242B (zh) * | 2010-08-17 | 2013-03-27 | 东华大学 | 超高分子量聚丙烯/超高分子量聚乙烯/环氧树脂复合膜 |
| US9273417B2 (en) | 2010-10-21 | 2016-03-01 | Eastman Chemical Company | Wet-Laid process to produce a bound nonwoven article |
| US20120175298A1 (en) * | 2010-10-21 | 2012-07-12 | Eastman Chemical Company | High efficiency filter |
| WO2012167366A1 (en) | 2011-06-07 | 2012-12-13 | Dpoint Technologies Inc. | Selective water vapour transport membranes comprising a nanofibrous layer and methods for making the same |
| EP3124236A1 (en) | 2011-06-17 | 2017-02-01 | Fiberweb, Inc. | Vapor permeable, substantially water impermeable multilayer article |
| US10369769B2 (en) | 2011-06-23 | 2019-08-06 | Fiberweb, Inc. | Vapor-permeable, substantially water-impermeable multilayer article |
| EP2723568B1 (en) | 2011-06-23 | 2017-09-27 | Fiberweb, LLC | Vapor permeable, substantially water impermeable multilayer article |
| EP2723567A4 (en) | 2011-06-24 | 2014-12-24 | Fiberweb Inc | MULTILAYER ARTICLE PERMEABLE TO WATER VAPOR, BUT ESSENTIALLY WATERPROOF |
| US8840757B2 (en) | 2012-01-31 | 2014-09-23 | Eastman Chemical Company | Processes to produce short cut microfibers |
| CN102743977A (zh) * | 2012-06-18 | 2012-10-24 | 上海百菲特环保科技有限公司 | 一种新型超高分子量聚乙烯中空纤维膜的制备方法 |
| US9303357B2 (en) | 2013-04-19 | 2016-04-05 | Eastman Chemical Company | Paper and nonwoven articles comprising synthetic microfiber binders |
| US9605126B2 (en) | 2013-12-17 | 2017-03-28 | Eastman Chemical Company | Ultrafiltration process for the recovery of concentrated sulfopolyester dispersion |
| US9598802B2 (en) | 2013-12-17 | 2017-03-21 | Eastman Chemical Company | Ultrafiltration process for producing a sulfopolyester concentrate |
| US9073014B1 (en) * | 2014-10-01 | 2015-07-07 | Kuwait Institute For Scientific Research | Nanocomposite mixed-matrix membrane |
| CN105032210B (zh) * | 2015-06-19 | 2019-01-25 | 深圳市星源材质科技股份有限公司 | 一种聚烯烃空气过滤膜及其制备方法 |
| US9919274B2 (en) * | 2015-09-15 | 2018-03-20 | New Jersey Institute Of Technology | Carbon nanotube immobilized super-absorbing membranes |
| TWI763658B (zh) * | 2016-03-18 | 2022-05-11 | 美商恩特葛瑞斯股份有限公司 | 用於排氣、除氣及薄膜蒸餾方法中之疏水性聚乙烯膜 |
| CN107794645B (zh) * | 2017-11-23 | 2020-01-24 | 湖北中烟工业有限责任公司 | 一种用于香烟过滤的拒水透气聚苯硫醚滤膜及其制备方法 |
| US11389772B2 (en) * | 2017-12-18 | 2022-07-19 | The Hong Kong University Of Science And Technology | Method for synthesis of flexible multifunctional high-voidage ultrathin PE membranes |
| CN109985534B (zh) * | 2017-12-30 | 2021-08-10 | 浙江大学 | 一种纯活性炭过滤膜及其制备方法与应用 |
| WO2019204914A1 (en) * | 2018-04-23 | 2019-10-31 | 2266170 Ontario Inc. | Capsules, beverage brewing systems and fabrics with optimum filtration characteristics |
| CN109603025B (zh) * | 2018-12-12 | 2022-02-18 | 清华大学 | 一种呼吸过滤装置及其制备方法 |
| CN114828979B (zh) | 2019-10-08 | 2024-09-17 | 唐纳森公司 | 包括细纤维层的过滤器介质 |
| CN112973451B (zh) * | 2019-12-12 | 2022-10-21 | 中国石油化工股份有限公司 | 一种具有微纳复合网络孔结构的聚合物微滤膜及其制备方法和应用 |
| BR112022008103A2 (pt) * | 2019-11-01 | 2022-07-19 | China Petroleum & Chem Corp | Membrana à base de polímero, método para preparar uma membrana à base de polímero, uso de uma membrana à base de polímero e material funcional |
| WO2021203066A1 (en) | 2020-04-03 | 2021-10-07 | Donaldson Company, Inc. | Filtration media |
| US12357043B2 (en) * | 2020-04-09 | 2025-07-15 | Global Graphene Group, Inc. | Graphitic antiviral filtration element and filtration devices containing same |
| IL298078B2 (en) * | 2020-05-15 | 2024-08-01 | Entegris Inc | A method for creating a single-layer composite membrane with lamination |
| CN111744367A (zh) * | 2020-05-29 | 2020-10-09 | 北京交通大学 | 一种纳米材料和mof共同改性有机膜的制备方法及应用 |
| JP2024511911A (ja) | 2020-09-17 | 2024-03-18 | ザ・ホンコン・ユニバーシティー・オブ・サイエンス・アンド・テクノロジー | 透明で再利用可能な超高分子量ポリエチレンナノポーラスエアフィルタ |
| EP4313384A4 (en) * | 2021-03-30 | 2024-10-23 | Entegris, Inc. | Liquid purification membrane including carbonaceous materials and methods of forming them |
| JP7219412B2 (ja) * | 2021-06-04 | 2023-02-08 | ダイキン工業株式会社 | エアフィルタ濾材、プリーツ状濾材、エアフィルタユニット、マスク用濾材、および、エアフィルタ濾材の再生方法 |
| US12140342B2 (en) * | 2021-07-29 | 2024-11-12 | Taiwan Semiconductor Manufacturing Company Ltd. | Makeup air handling unit in semiconductor fabrication building and method for cleaning air using the same |
| JP7813106B2 (ja) | 2021-08-10 | 2026-02-12 | 帝人株式会社 | 積層膜 |
| JP7797133B2 (ja) * | 2021-08-10 | 2026-01-13 | 帝人株式会社 | 積層膜 |
| CN115339088B (zh) * | 2022-08-31 | 2025-07-11 | 上海化工研究院有限公司 | 一种高性能聚乙烯扁丝产品及其制备和应用 |
| US11958036B1 (en) * | 2023-09-01 | 2024-04-16 | King Faisal University | Polyethylene-based porous oil sorbent with swellable pockets |
| WO2026020092A1 (en) | 2024-07-19 | 2026-01-22 | W. L. Gore & Associates, Inc. | Polyethylene membrane and acoustic devices comprising a polyethylene membrane |
| US20260047015A1 (en) | 2024-08-07 | 2026-02-12 | W. L. Gore & Associates, Inc. | Multilayer Vent Assembly |
| WO2026035792A1 (en) | 2024-08-07 | 2026-02-12 | W. L. Gore & Associates, Inc. | Multilayer coated vent assembly |
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| JPS60242035A (ja) * | 1984-04-27 | 1985-12-02 | Toa Nenryo Kogyo Kk | ポリエチレン微多孔膜の製造方法 |
| US4696748A (en) | 1984-10-16 | 1987-09-29 | Asahi Medical Co., Ltd. | Plasma separator and a process for preparing the same |
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| JPH06104736B2 (ja) | 1989-08-03 | 1994-12-21 | 東燃株式会社 | ポリオレフィン微多孔膜 |
| JPH051165A (ja) * | 1990-09-27 | 1993-01-08 | Dainippon Printing Co Ltd | 超高分子量ポリエチレン多孔質シートまたはフイルムの製造方法 |
| NL9100278A (nl) | 1991-02-18 | 1992-09-16 | Stamicarbon | Microporeuze folie en werkwijze voor de vervaardiging daarvan. |
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| JP4494638B2 (ja) * | 1998-10-01 | 2010-06-30 | 東燃化学株式会社 | ポリオレフィン微多孔膜及びその製造方法 |
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| US10615388B2 (en) * | 2006-03-22 | 2020-04-07 | Celgard, Llc | Membrane made of a blend of UHMW polyolefins |
| EP2060315A3 (en) * | 2007-11-15 | 2009-08-12 | DSMIP Assets B.V. | High performance membrane |
| KR101651298B1 (ko) | 2008-02-22 | 2016-08-25 | 리달 솔루테크 비.브이. | 폴리에틸렌 멤브레인 및 이의 생산 방법 |
| US20110223486A1 (en) * | 2010-03-12 | 2011-09-15 | Xiaomin Zhang | Biaxially oriented porous membranes, composites, and methods of manufacture and use |
-
2009
- 2009-02-20 KR KR1020107021181A patent/KR101651298B1/ko not_active Expired - Fee Related
- 2009-02-20 EP EP09712105.7A patent/EP2268386B8/en not_active Not-in-force
- 2009-02-20 JP JP2010547117A patent/JP5928766B2/ja not_active Expired - Fee Related
- 2009-02-20 WO PCT/EP2009/001239 patent/WO2009103556A1/en not_active Ceased
- 2009-02-20 CA CA2716272A patent/CA2716272C/en not_active Expired - Fee Related
- 2009-02-20 CN CN200980114130.5A patent/CN102015080B/zh not_active Expired - Fee Related
- 2009-02-20 US US12/866,872 patent/US8465565B2/en not_active Expired - Fee Related
- 2009-02-23 TW TW098105632A patent/TWI503162B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JP2011512252A (ja) | 2011-04-21 |
| US20100313753A1 (en) | 2010-12-16 |
| CN102015080B (zh) | 2014-12-10 |
| EP2268386B8 (en) | 2016-01-06 |
| CN102015080A (zh) | 2011-04-13 |
| TW200948466A (en) | 2009-12-01 |
| EP2268386A1 (en) | 2011-01-05 |
| US8465565B2 (en) | 2013-06-18 |
| JP5928766B2 (ja) | 2016-06-01 |
| KR20100117127A (ko) | 2010-11-02 |
| KR101651298B1 (ko) | 2016-08-25 |
| EP2268386B1 (en) | 2015-07-22 |
| WO2009103556A1 (en) | 2009-08-27 |
| CA2716272A1 (en) | 2009-08-27 |
| TWI503162B (zh) | 2015-10-11 |
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| EEER | Examination request |
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| MKLA | Lapsed |
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