JP2006205067A5 - - Google Patents

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JP2006205067A5
JP2006205067A5 JP2005020872A JP2005020872A JP2006205067A5 JP 2006205067 A5 JP2006205067 A5 JP 2006205067A5 JP 2005020872 A JP2005020872 A JP 2005020872A JP 2005020872 A JP2005020872 A JP 2005020872A JP 2006205067 A5 JP2006205067 A5 JP 2006205067A5
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porous membrane
porous
resin
molecular unit
formula
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JP2005020872A
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JP4626319B2 (en
JP2006205067A (en
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膜構造中に、下記の式Ａの分子ユニット、式Ｂの分子ユニット、及び、式Ｃの分子ユニットの３種を含むことを特徴とする多孔質膜。
Figure 2006205067
 A porous membrane comprising three types of a molecular unit of the following formula A, a molecular unit of the formula B, and a molecular unit of the formula C in the membrane structure.
Figure 2006205067
 ポリフッ化ビニリデン系樹脂と、ポリアクリル酸エステル系樹脂および／またはポリメタクリル酸エステル系樹脂と、ポリビニルピロリドン系樹脂を含んでいることを特徴とする請求項１に記載の多孔質膜。   2. The porous membrane according to claim 1, comprising a polyvinylidene fluoride resin, a polyacrylate resin and / or a polymethacrylate resin, and a polyvinylpyrrolidone resin. ポリフッ化ビニリデン系樹脂と、アクリル酸エステル系単量体および／またはメタクリル酸エステル系単量体とビニルピロリドンを主成分とする共重合体を含んでいることを特徴とする請求項１に記載の多孔質膜。   The polyvinylidene fluoride resin, an acrylic acid ester monomer and / or a methacrylic acid ester monomer, and a copolymer containing vinylpyrrolidone as main components are included. Porous membrane. 有機繊維からなる多孔質基材を有してなる請求項１〜３のいずれかに記載の多孔質膜。 The porous membrane according to any one of claims 1 to 3 , comprising a porous substrate made of organic fibers. 純水透過係数が１×１０−９ｍ３／ｍ２・Ｐａ・ｓ以上である請求項１〜４のいずれかに記載の多孔質膜。 The porous membrane according to any one of claims 1 to 4 , which has a pure water permeability coefficient of 1 × 10 -9 m 3 / m 2 · Pa · s or more. ０．１０μｍ以下の微粒子阻止率が９０％以上である請求項１〜５のいずれかに記載の多孔質膜。 The porous film according to any one of claims 1 to 5 , wherein a fine particle blocking ratio of 0.10 µm or less is 90% or more. 請求項１〜６のいずれかに記載の多孔質膜を備えた固液分離装置。 Solid-liquid separator comprising a porous film according to any one of claims 1-6.
JP2005020872A 2005-01-28 2005-01-28 Porous membrane, method for producing the same, and solid-liquid separator Active JP4626319B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2005020872A JP4626319B2 (en) 2005-01-28 2005-01-28 Porous membrane, method for producing the same, and solid-liquid separator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005020872A JP4626319B2 (en) 2005-01-28 2005-01-28 Porous membrane, method for producing the same, and solid-liquid separator

Publications (3)

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JP2006205067A JP2006205067A (en) 2006-08-10
JP2006205067A5 true JP2006205067A5 (en) 2008-03-06
JP4626319B2 JP4626319B2 (en) 2011-02-09

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Families Citing this family (19)

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Publication number Priority date Publication date Assignee Title
CN101970992A (en) * 2006-11-21 2011-02-09 阿科玛股份有限公司 Caustic resistant membrane
JP5228474B2 (en) * 2007-02-22 2013-07-03 東レ株式会社 Porous membrane for cell suspension filtration
WO2010051150A1 (en) 2008-10-28 2010-05-06 Arkema Inc. Water flux polymer membranes
KR101342187B1 (en) * 2009-07-22 2013-12-16 미쯔비시 레이온 가부시끼가이샤 Process for producing porous film
WO2014054658A1 (en) * 2012-10-02 2014-04-10 Jnc株式会社 Microporous membrane and manufacturing process therefor
WO2014098234A1 (en) 2012-12-20 2014-06-26 三菱レイヨン株式会社 Polymer composition and porous membrane
JP5424145B1 (en) 2013-01-24 2014-02-26 東洋紡株式会社 Polymer porous flat membrane sheet
EP2974786B1 (en) * 2013-03-15 2017-05-10 Mitsubishi Rayon Co., Ltd. Resin composition, membrane-forming stock solution, porous membrane, and hollow fiber membrane, water treatment device, electrolyte support, and separator using porous membrane
WO2015041119A1 (en) * 2013-09-20 2015-03-26 ダイキン工業株式会社 Polymer porous membrane and method for manufacturing polymer porous membrane
JP2015160185A (en) * 2014-02-28 2015-09-07 Jnc株式会社 membrane bioreactor
HUE056208T2 (en) 2015-05-27 2022-02-28 Mitsubishi Chem Corp Hydrophilized porous fluoropolymer film
JP6866635B2 (en) * 2016-12-26 2021-04-28 三菱ケミカル株式会社 Porous Membrane and Method for Producing Porous Membrane
JP6855786B2 (en) * 2016-12-26 2021-04-07 三菱ケミカル株式会社 Porous Membrane and Method for Producing Porous Membrane
CN110461454B (en) 2017-03-27 2022-07-08 三菱化学株式会社 Porous membrane, membrane module, water treatment device, and method for producing porous membrane
EP3603781A1 (en) * 2017-03-31 2020-02-05 JNC Corporation Microporous film
WO2019059397A1 (en) * 2017-09-25 2019-03-28 三菱ケミカル株式会社 Hollow fiber membrane
WO2020008820A1 (en) * 2018-07-05 2020-01-09 帝人株式会社 Hydrophilic composite membrane, hydrophilic porous membrane, and hydrophilic resin composition
JPWO2020066521A1 (en) * 2018-09-28 2021-08-30 東レ株式会社 Composite semipermeable membrane and its manufacturing method
JP6967683B1 (en) * 2021-04-19 2021-11-17 岩井ファルマテック株式会社 Membrane filtration system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60216804A (en) * 1984-04-13 1985-10-30 Teijin Ltd Porous hollow yarn membrane comprising polyvinylidene fluoride and preparation thereof
JPS61161103A (en) * 1985-01-10 1986-07-21 Terumo Corp Hydrophilic porous membrane and its preparation
JPH03123629A (en) * 1989-10-04 1991-05-27 Terumo Corp Water purifier and manufacture thereof
JP2004202438A (en) * 2002-12-26 2004-07-22 Toray Ind Inc Porous membrane

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