CN1545433A - 多层微孔膜 - Google Patents
多层微孔膜 Download PDFInfo
- Publication number
- CN1545433A CN1545433A CNA02816380XA CN02816380A CN1545433A CN 1545433 A CN1545433 A CN 1545433A CN A02816380X A CNA02816380X A CN A02816380XA CN 02816380 A CN02816380 A CN 02816380A CN 1545433 A CN1545433 A CN 1545433A
- Authority
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- China
- Prior art keywords
- film
- coarse
- layer
- resin
- multilayer microporous
- 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.)
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Images
Classifications
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- B01D67/0081—After-treatment of organic or inorganic membranes
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- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
- B01D67/0018—Thermally induced processes [TIPS]
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- 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
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/38—Graft polymerization
- B01D2323/385—Graft polymerization involving radiation
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
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- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
- B01D67/0016—Coagulation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
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- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249955—Void-containing component partially impregnated with adjacent component
- Y10T428/249958—Void-containing component is synthetic resin or natural rubbers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249961—With gradual property change within a component
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249962—Void-containing component has a continuous matrix of fibers only [e.g., porous paper, etc.]
- Y10T428/249964—Fibers of defined composition
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249978—Voids specified as micro
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249978—Voids specified as micro
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- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
Description
沿着膜厚度方向的区位 | 开孔比率(%) | 每层的归属 |
1 | 69.5 | 粗结构层 |
2 | 68.4 | 粗结构层 |
3 | 67.9 | 粗结构层 |
4 | 67.5 | 粗结构层 |
5 | 66.9 | 粗结构层 |
6 | 66.9 | 粗结构层 |
7 | 66.5 | 粗结构层 |
8 | 66.2 | 粗结构层 |
9 | 65.5 | 粗结构层 |
10 | 64.3 | 粗结构层 |
11 | 62.6 | 粗结构层 |
12 | 60.4 | 粗结构层 |
13 | 59.4 | 中间区域 |
14 | 56.6 | 细结构层 |
15 | 56.3 | 细结构层 |
16 | 56.5 | 细结构层 |
17 | 56.2 | 细结构层 |
18 | 56.3 | 细结构层 |
33 | 56.8 | 细结构层 |
34 | 56.0 | 细结构层 |
35 | 56.5 | 细结构层 |
36 | 57.6 | 细结构层 |
37 | 55.4 | 细结构层 |
38 | 54.2 | 细结构层 |
69 | 55.9 | 细结构层 |
70 | 56.9 | 细结构层 |
71 | 57.0 | 细结构层 |
72 | 57.0 | 细结构层 |
73 | 56.7 | 细结构层 |
整个膜厚度的平均值 | 57.6 | |
排除粗结构部分的平均值 | 55.7 |
项 | 实施例1 | 实施例2 | 实施例3 | 对比例1 |
微孔膜的形式 | 中空纤维 | 中空纤维 | 中空纤维 | 中空纤维 |
内径[μm] | 304 | 306 | 309 | 301 |
膜厚度[μm] | 73 | 60 | 35 | 30 |
粗结构层的厚度[μm] | 12 | 9 | 7 | 3 |
细结构层的比率[%] | 82 | 82 | 84 | 90 |
在粗结构层侧的表面上的平均孔直径[μm] | 0.42 | 0.44 | 0.39 | 0.29 |
孔隙率[%] | 55 | 57 | 57 | 53 |
最大孔直径[nm] | 40 | 40 | 38 | 38 |
水渗透速率(对于膜厚度25μ的减少值)[m3/m2/sec。/Pa] | 8.0E-10 | 7.5E-10 | 7.3E-10 | 6.9E-10 |
项 | 实施例4 | 实施例S | 对比例3 | 实施例6 |
微孔膜的形式 | 中空纤维 | 中空纤维 | 中空纤维 | 中空纤维 |
内径[μm] | 306 | 297 | 301 | 302 |
膜厚度[μm] | 32 | 34 | 29 | 32 |
粗结构层的厚度[μm] | 7 | 12 | 0 | 9 |
细结构层的比率[%] | 75 | 60 | 100 | 69 |
孔隙率[%] | 58 | 60 | 58 | 55 |
最大孔直径[nm] | 38 | 39 | 37 | 40 |
水渗透速率(对于膜厚度25μ的减少值)[m3/m2/sec。/Pa] | 7.8E-10 | 10.8E-10 | 4.5E-10 | 6.9E-10 |
拉伸断裂强度[N/m2] | 3.33E7 | 3.86E7 | 3.35E7 | 3.46E7 |
拉伸断裂伸长率[%] | 343 | 385 | 360 | 365 |
项 | 实施例7 | 实施例8 | 实施例9 | 对比例8 |
3%IgG积分渗透量(3hr) | 127 | 96 | 88 | 32 |
3%IgG渗透速率1(5min) | 66 | 64 | 96 | 86 |
3%IgG渗透速率2(30min) | 54 | 46 | 55 | 16 |
3%IgG渗透速率3(60min) | 46 | 37 | 33 | 4 |
3%IgG渗透速率2/3%IgG渗透速率1 | 0.82 | 0.72 | 0.57 | 0.19 |
3%IgG渗透速率3/3%IgG渗透速率1 | 0.70 | 0.58 | 0.34 | 0.05 |
Claims (17)
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JP2001234035 | 2001-08-01 | ||
JP234035/2001 | 2001-08-01 |
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CN1545433A true CN1545433A (zh) | 2004-11-10 |
CN1265868C CN1265868C (zh) | 2006-07-26 |
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Application Number | Title | Priority Date | Filing Date |
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CNB02816380XA Expired - Lifetime CN1265868C (zh) | 2001-08-01 | 2002-07-31 | 多层微孔膜 |
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US (1) | US7140496B2 (zh) |
EP (1) | EP1413350B1 (zh) |
JP (1) | JP4531395B2 (zh) |
KR (1) | KR100805977B1 (zh) |
CN (1) | CN1265868C (zh) |
AT (1) | ATE536929T1 (zh) |
CA (1) | CA2456170C (zh) |
ES (1) | ES2374913T3 (zh) |
WO (1) | WO2003026779A1 (zh) |
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Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW581709B (en) | 1999-10-22 | 2004-04-01 | Asahi Kasei Corp | Heat-resistant microporous film |
US7229665B2 (en) * | 2001-05-22 | 2007-06-12 | Millipore Corporation | Process of forming multilayered structures |
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US7524556B2 (en) * | 2003-07-23 | 2009-04-28 | Sumitomo Chemical Company, Limited | Thermoplastic resin foamed article |
WO2005032700A1 (ja) * | 2003-10-03 | 2005-04-14 | Kureha Corporation | フッ化ビニリデン系樹脂多孔質中空糸およびその製造方法 |
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US20080004205A1 (en) | 2006-06-30 | 2008-01-03 | Millipore Corporation | Ultrafiltration membranes and methods of making |
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JP5076320B2 (ja) | 2006-01-11 | 2012-11-21 | 東洋紡績株式会社 | ポリフッ化ビニリデン系中空糸型微多孔膜の製造方法 |
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CA2657725A1 (en) | 2006-07-25 | 2008-01-31 | Toray Industries, Inc. | Fluororesin polymer separation membrane and process for producing the same |
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KR101503962B1 (ko) * | 2007-11-26 | 2015-03-18 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | 미세다공성 항미생물성 용품의 형성 방법 |
US8562876B2 (en) * | 2007-11-30 | 2013-10-22 | Baxter International Inc. | Multizone polymer membrane and dialyzer |
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JP6277097B2 (ja) * | 2014-09-05 | 2018-02-07 | 株式会社クラレ | 中空糸膜、中空糸膜の製造方法、及び液体処理方法 |
WO2016056547A1 (ja) * | 2014-10-07 | 2016-04-14 | 東洋紡株式会社 | 分離膜および分離膜エレメントおよび分離膜モジュール |
JP6522001B2 (ja) * | 2014-11-04 | 2019-05-29 | 旭化成メディカル株式会社 | 中空糸濾過膜 |
JP6132071B2 (ja) * | 2015-03-31 | 2017-05-24 | 東レ株式会社 | 分離膜 |
GB201509794D0 (en) * | 2015-06-05 | 2015-07-22 | Univ Leuven Kath | Method for preparing an assymetric membrane |
RU2735437C1 (ru) | 2017-06-12 | 2020-11-02 | Асахи Касеи Медикал Ко., Лтд. | Способ для фильтрации содержащей белок жидкости |
KR20200058410A (ko) | 2017-09-28 | 2020-05-27 | 도레이 카부시키가이샤 | 다공질 중공사막 및 그의 제조 방법 |
CN107727701A (zh) * | 2017-10-12 | 2018-02-23 | 中磊电子(苏州)有限公司 | 垫布浸湿检测方法与装置 |
DE102018004521A1 (de) | 2018-06-07 | 2019-12-12 | Sartorius Stedim Biotech Gmbh | Serielle Anordnung mit mehreren Lagen asymmetrischer Filtermedien, Herstellungsverfahren, Filtrationseinheit, Verwendung der Anordnung und Charakterisierungsverfahren |
CN114618322B (zh) * | 2022-02-24 | 2023-04-28 | 北京赛诺膜技术有限公司 | 一种聚偏氟乙烯中空纤维膜及其制备方法和应用 |
Family Cites Families (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4247498A (en) * | 1976-08-30 | 1981-01-27 | Akzona Incorporated | Methods for making microporous products |
JPS5656202A (en) * | 1979-10-15 | 1981-05-18 | Asahi Chem Ind Co Ltd | Hollow porous membrane yarn made of polyvinylidene fluoride type resin |
JPS5891732A (ja) | 1981-11-27 | 1983-05-31 | Teijin Ltd | ポリフツ化ビニリデン系樹脂多孔膜及びその製法 |
JPS5916503A (ja) | 1982-07-20 | 1984-01-27 | Teijin Ltd | ポリフツ化ビニリデン系樹脂多孔中空糸膜及びその製造方法 |
US4539256A (en) * | 1982-09-09 | 1985-09-03 | Minnesota Mining And Manufacturing Co. | Microporous sheet material, method of making and articles made therewith |
CA1226112A (en) | 1982-09-09 | 1987-09-01 | Minnesota Mining And Manufacturing Company | Microporous sheet material, method of making and articles made therewith |
JPS6097001A (ja) | 1983-11-02 | 1985-05-30 | Teijin Ltd | ポリフツ化ビニリデン多孔性膜およびその製造方法 |
JPH06104753B2 (ja) | 1986-02-04 | 1994-12-21 | 旭化成工業株式会社 | 非吸着性親水性中空糸状多孔膜 |
US4808315A (en) | 1986-04-28 | 1989-02-28 | Asahi Kasei Kogyo Kabushiki Kaisha | Porous hollow fiber membrane and a method for the removal of a virus by using the same |
JPS62262705A (ja) * | 1986-05-07 | 1987-11-14 | Agency Of Ind Science & Technol | 親水性多孔質膜、その製造方法およびこの親水性多孔質膜を用いた血漿分離装置 |
GB8715530D0 (en) | 1987-07-02 | 1987-08-12 | Ici Plc | Microporous products |
US4937115A (en) * | 1988-03-18 | 1990-06-26 | Ppg Industries, Inc. | Bacteria impermeable, gas permeable package |
US4863792A (en) | 1988-10-14 | 1989-09-05 | Minnesota Mining And Manufacturing Company | Multi-layer laminates of microporous films |
CN1030169C (zh) | 1988-11-10 | 1995-11-01 | 梅姆特克有限公司 | 多孔聚合材料及其制法 |
JPH03228671A (ja) | 1990-02-02 | 1991-10-09 | Asahi Chem Ind Co Ltd | マイコプラズマ除去用多孔性再生セルロース膜およびマイコプラズマ除去方法 |
DE69122754T3 (de) | 1990-05-09 | 2000-10-19 | Memtec Ltd., South Windsor | Verfahren zur herstellung von pvdf hohlfasermembranen |
US5017292A (en) * | 1990-05-10 | 1991-05-21 | Millipore Corporation | Membrane, process and system for isolating virus from solution |
WO1993004223A1 (en) | 1991-08-17 | 1993-03-04 | The Dow Chemical Company | Microporous hollow fiber or film membrane of poly(phenylene sulfide) (pps) |
US5209849A (en) | 1992-04-24 | 1993-05-11 | Gelman Sciences Inc. | Hydrophilic microporous polyolefin membrane |
US5514461A (en) * | 1993-10-05 | 1996-05-07 | Kureha Chemical Industry Co., Ltd. | Vinylidene fluoride porous membrane and method of preparing the same |
JP3466734B2 (ja) | 1993-10-05 | 2003-11-17 | 呉羽化学工業株式会社 | フッ化ビニリデン系樹脂多孔質膜とその製造方法 |
GB2285010B (en) | 1993-12-22 | 1997-11-19 | Pall Corp | Polyvinylidene fluoride membrane |
CN1057479C (zh) * | 1994-03-04 | 2000-10-18 | Usf过滤和分离集团公司 | 聚合物膜及其制法和用途 |
JP3385824B2 (ja) * | 1994-10-20 | 2003-03-10 | 東レ株式会社 | 複合膜 |
EP0807460A1 (de) * | 1996-05-15 | 1997-11-19 | Akzo Nobel N.V. | Cellulosische Dialysemembran |
WO1999067013A1 (fr) * | 1996-12-10 | 1999-12-29 | Asahi Kasei Kogyo Kabushiki Kaisha | Film poreux d'une resine de fluorure de polyvinylidene et son procede de production |
AU726539B2 (en) | 1997-03-06 | 2000-11-09 | Asahi Kasei Kabushiki Kaisha | Microporous membrane and process for production thereof |
CA2322855A1 (en) | 1998-03-16 | 1999-09-23 | Toshinori Koizumi | Microporous membrane |
JP4358324B2 (ja) | 1998-07-06 | 2009-11-04 | 旭化成ケミカルズ株式会社 | 加湿用膜 |
US6096213A (en) * | 1998-08-14 | 2000-08-01 | 3M Innovative Properties Company | Puncture-resistant polyolefin membranes |
EP1140334A1 (en) | 1999-07-16 | 2001-10-10 | Baxter International Inc. | Polyvinylidene difluoride membranes and methods for making such membranes |
US6797169B1 (en) | 1999-08-20 | 2004-09-28 | Asahi Kasei Pharma Corporation | Filter membranes for physiologically active substances |
JP2001157827A (ja) * | 1999-09-21 | 2001-06-12 | Asahi Kasei Corp | ポリエチレン中空糸状多孔膜 |
TW581709B (en) * | 1999-10-22 | 2004-04-01 | Asahi Kasei Corp | Heat-resistant microporous film |
JP2001190940A (ja) * | 2000-01-11 | 2001-07-17 | Asahi Kasei Corp | ポリエチレン中空糸状多孔膜の製造方法 |
US7229665B2 (en) * | 2001-05-22 | 2007-06-12 | Millipore Corporation | Process of forming multilayered structures |
AUPR584301A0 (en) | 2001-06-20 | 2001-07-12 | U.S. Filter Wastewater Group, Inc. | Membrane polymer compositions |
US7140496B2 (en) | 2001-08-01 | 2006-11-28 | Asahi Kasei Medical Co., Ltd. | Multilayer microporous membrane |
-
2002
- 2002-07-31 US US10/343,691 patent/US7140496B2/en not_active Expired - Lifetime
- 2002-07-31 ES ES02753217T patent/ES2374913T3/es not_active Expired - Lifetime
- 2002-07-31 CN CNB02816380XA patent/CN1265868C/zh not_active Expired - Lifetime
- 2002-07-31 JP JP2003530408A patent/JP4531395B2/ja not_active Expired - Lifetime
- 2002-07-31 EP EP02753217A patent/EP1413350B1/en not_active Expired - Lifetime
- 2002-07-31 WO PCT/JP2002/007818 patent/WO2003026779A1/ja active Search and Examination
- 2002-07-31 CA CA002456170A patent/CA2456170C/en not_active Expired - Lifetime
- 2002-07-31 AT AT02753217T patent/ATE536929T1/de active
- 2002-07-31 KR KR1020047001528A patent/KR100805977B1/ko active IP Right Grant
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105828920A (zh) * | 2013-12-20 | 2016-08-03 | Lg电子株式会社 | 中空纤维膜 |
US10596524B2 (en) | 2013-12-20 | 2020-03-24 | Lg Chem, Ltd. | Hollow fiber membrane |
CN108602024A (zh) * | 2016-01-29 | 2018-09-28 | 东丽株式会社 | 分离膜 |
CN108602024B (zh) * | 2016-01-29 | 2021-06-22 | 东丽株式会社 | 分离膜 |
CN109070010A (zh) * | 2016-03-11 | 2018-12-21 | 旭化成株式会社 | 多孔膜、多孔膜组件、多孔膜的制造方法、澄清的液体的制造方法及啤酒的制造方法 |
CN109070011A (zh) * | 2016-03-22 | 2018-12-21 | 东丽株式会社 | 中空丝膜 |
CN109715276A (zh) * | 2016-11-04 | 2019-05-03 | 旭化成医疗株式会社 | 多孔膜及多孔膜的制造方法 |
Also Published As
Publication number | Publication date |
---|---|
JP4531395B2 (ja) | 2010-08-25 |
ES2374913T3 (es) | 2012-02-23 |
KR100805977B1 (ko) | 2008-02-25 |
US7140496B2 (en) | 2006-11-28 |
CA2456170C (en) | 2007-09-25 |
CN1265868C (zh) | 2006-07-26 |
EP1413350A1 (en) | 2004-04-28 |
JPWO2003026779A1 (ja) | 2005-01-06 |
EP1413350B1 (en) | 2011-12-14 |
EP1413350A4 (en) | 2004-10-13 |
KR20040030896A (ko) | 2004-04-09 |
CA2456170A1 (en) | 2003-04-03 |
WO2003026779A1 (fr) | 2003-04-03 |
US20040023017A1 (en) | 2004-02-05 |
ATE536929T1 (de) | 2011-12-15 |
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