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1. 发明专利

JP2012106235A Porous membrane, resin solution and method for manufacturing porous membrane 审中-公开
标题翻译：多孔膜，树脂溶液和制造多孔膜的方法
公开(公告)号：JP2012106235A
公开(公告)日：2012-06-07
申请号：JP2011231437
申请日：2011-10-21
申请人： Toray Ind Inc , 東レ株式会社
发明人： IWAI KENTA , HANAKAWA MASAYUKI , FURUNO SHUJI
IPC分类号： B01D71/34 , B01D69/10 , B01D69/12 , B01D71/40 , B01D71/44 , C08J9/28
摘要： PROBLEM TO BE SOLVED: To provide a polyvinylidene fluoride-based resin porous membrane with excellent permeability, separation characteristics and low-fouling properties.SOLUTION: A porous membrane is characterized in that a porous resin layer is stacked on a porous base material and the porous resin layer has a polyvinylidene fluoride-based resin, a polyvinylpyrrolidone resin, a polyacrylic acid ester resin which weight average molecular weight is equal to or more than 10,000 and equal to or less than 200,000 and/or a polymethacrylic acid ester resin.
摘要翻译：要解决的问题：提供具有优异的渗透性，分离特性和低污染性的聚偏二氟乙烯类树脂多孔膜。解决方案：多孔膜的特征在于，在多孔基材上堆叠多孔树脂层，多孔树脂层具有聚偏二氟乙烯类树脂，聚乙烯吡咯烷酮树脂，重均分子量的聚丙烯酸酯树脂等于或大于10,000并且等于或小于200,000和/或聚甲基丙烯酸酯树脂。版权所有（C）2012，JPO＆INPIT

2. 发明专利

JP2014028331A Separation membrane element and membrane module 有权
标题翻译：分离膜元件和膜模块
公开(公告)号：JP2014028331A
公开(公告)日：2014-02-13
申请号：JP2012169410
申请日：2012-07-31
申请人： Toray Ind Inc , 東レ株式会社
发明人： IWAI KENTA , FURUNO SHUJI , OTAKA YOSHIFUMI , KOMORI KENJI
IPC分类号： B01D63/00 , B01D63/08 , B01D65/06 , B01D69/06 , B01D69/10 , B01D69/12
摘要： PROBLEM TO BE SOLVED: To provide a separation membrane element that achieves both high permeation performance and high durability performance without damaging the properties of a separation membrane having excellent separation membrane functions.SOLUTION: A separation membrane element includes a separation membrane having the peripheral edge part sealed, a support disposed so as to face a permeation-side face of the separation membrane, and a resin part bonded to only the permeation-side face of the separation membrane.
摘要翻译：要解决的问题：提供一种能够实现高渗透性和高耐久性的分离膜元件，而不损害具有优异的分离膜功能的分离膜的性质。解决方案：分离膜元件包括具有周边部分密封，设置成面对分离膜的渗透侧面的支撑体和仅与分离膜的透过侧面接合的树脂部。

3. 发明专利

JP2010094670A Polyvinylidene fluoride-based multiple membrane and method for producing the same 审中-公开
标题翻译：聚氟乙烯基氟化物多孔膜及其制造方法
公开(公告)号：JP2010094670A
公开(公告)日：2010-04-30
申请号：JP2009216681
申请日：2009-09-18
申请人： Toray Ind Inc , 東レ株式会社
发明人： ISHIZAKI TOSHIYUKI , MINAKI TAKASHI , IWAI KENTA , MINEGISHI SHINICHI
IPC分类号： B01D71/34 , B01D69/12 , B01D71/12 , B32B27/30 , C08J9/00 , C08J9/28 , C08J9/42 , C08L1/10 , C08L27/16
摘要： PROBLEM TO BE SOLVED: To provide a polyvinylidene fluoride-based multiple membrane having good capability of removing viruses, pure water permeation performance, and physical strength in a simple process in order to stabilize the water quality of permeation water through improvement of separation functions to a greater extent than conventional water treatment membranes.
SOLUTION: The polyvinylidene fluoride-based multiple membrane contains 50 wt.% or more and 88 wt.% or less of a polyvinylidene fluoride-based resin with viscosity of 2,500 Pa s or more and 12 wt.% or more and 50 wt.% or less of cellulose ester and having a three-dimensional network structure with an average bore size of 0.01 μm or more and 1 μm or less and a thickness of 5 μm or more and 100 μm or less, wherein the multiple membrane is formed via lamination of a separation function layer having no macrovoid of substantially 5 μm or more on a polyvinylidene fluoride-based supporting membrane having a spherical structure with an average diameter of 0.1 μm or more and 5 μm or less.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了通过改善分离来稳定渗透水的水质，提供了在简单的方法中具有良好的去除病毒能力，纯水渗透性能和物理强度的聚偏二氟乙烯基多元膜比传统的水处理膜功能更大。解决方案：聚偏二氟乙烯系多层膜的粘度为2500Pa·s以上且12重量％以上且50重量％以下的50重量％以上且88重量％以下的聚偏二氟乙烯系树脂重量％以下的纤维素酯，具有平均孔径为0.01μm以上且1μm以下，厚度为5μm以上且100μm以下的三维网状结构，其中，多膜为通过在具有平均直径为0.1μm以上且5μm以下的球形结构的聚偏二氟乙烯系支撑膜上层压没有大致5μm以上的大孔的分离功能层而形成。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2009226320A Composite semi-permeable membrane and its manufacturing method 审中-公开
标题翻译：复合半透膜及其制造方法
公开(公告)号：JP2009226320A
公开(公告)日：2009-10-08
申请号：JP2008075140
申请日：2008-03-24
申请人： Toray Ind Inc , 東レ株式会社
发明人： TAKAGI KENTARO , IWAI KENTA
IPC分类号： B01D71/56 , B01D61/08 , B01D63/10 , B01D69/12 , B01D71/68 , C08J9/28 , C08J9/42
CPC分类号： Y02A20/131
摘要： PROBLEM TO BE SOLVED: To provide a composite semi-permeable membrane enabling practical desalination without additives and having a high permeation flux.
SOLUTION: The composite semi-permeable membrane consists of a micro-porous support membrane and a cross-linked aromatic polyamide, and the support membrane has an average surface pore diameter of 30-40 nm.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种无添加剂实现脱盐并具有高渗透通量的复合半透膜。解决方案：复合半透膜由微孔支撑膜和交联芳族聚酰胺组成，支撑膜的平均表面孔径为30-40nm。版权所有（C）2010，JPO＆INPIT

5. 发明专利

JP2008105019A Porous film and its manufacturing method 有权
标题翻译：多孔膜及其制造方法
公开(公告)号：JP2008105019A
公开(公告)日：2008-05-08
申请号：JP2007248758
申请日：2007-09-26
申请人： Toray Ind Inc , 東レ株式会社
发明人： IWAI KENTA , HANAKAWA MASAYUKI , MINEGISHI SHINICHI
IPC分类号： B01D71/26 , B01D71/38
摘要： PROBLEM TO BE SOLVED: To provide an ethylene-vinyl acetate copolymer porous film having both a high permeability and a high breaking strength/elongation.
SOLUTION: The porous film is made of a copolymer of ethylene and vinyl acetate or a saponification product of the copolymer and has a spherical structure with a diameter of 0.3-5 μm. A stock solution containing 10-55 wt.% of the copolymer of ethylene and vinyl acetate, a poor solvent of the copolymer and a pore forming agent and having a temperature of 60-120°C is discharged into a cooling bath and solidified to make the porous film.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：待解决的问题：提供具有高渗透性和高断裂强度/伸长率的乙烯 - 乙酸乙烯酯共聚物多孔膜。解决方案：多孔膜由乙烯和乙酸乙烯酯的共聚物或共聚物的皂化物制成，并具有直径为0.3-5μm的球形结构。含有10-55重量％的乙烯和乙酸乙烯酯的共聚物，共聚物的不良溶剂和成孔剂，温度为60-120℃的储备溶液被排放到冷却浴中并固化多孔膜。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2004202438A Porous membrane 审中-公开
公开(公告)号：JP2004202438A
公开(公告)日：2004-07-22
申请号：JP2002376969
申请日：2002-12-26
申请人： Toray Ind Inc , 東レ株式会社
发明人： HENMI MASAHIRO , FURUNO SHUJI , IWAI KENTA
IPC分类号： B01D71/34 , B01D63/02 , B01D63/08 , B01D69/02 , C08J9/42
摘要： PROBLEM TO BE SOLVED: To provide a polyvinylidene fluoride resin porous membrane hardly causing the deterioration of water permeability due to drying.
SOLUTION: A surface active agent which has polyoxyalkylene structures, fatty acid ester structures and hydroxide groups is imparted to the porous membrane containing polyvinylidene fluoride resin.
COPYRIGHT: (C)2004,JPO&NCIPI

7. 发明专利

JP2013208519A Separation membrane element, and membrane module 审中-公开
标题翻译：分离膜元件和膜模块
公开(公告)号：JP2013208519A
公开(公告)日：2013-10-10
申请号：JP2012079367
申请日：2012-03-30
申请人： Toray Ind Inc , 東レ株式会社
发明人： IWAI KENTA , FURUNO SHUJI , OTAKA YOSHIFUMI , KOMORI KENJI
IPC分类号： B01D63/00 , B01D69/12 , C02F1/28
摘要： PROBLEM TO BE SOLVED: To provide a separation membrane element having both high permeability and high durability without obstructing the characteristics of a separation membrane having an excellent separation membrane function.SOLUTION: A separation membrane element includes a separation membrane of which a peripheral edge is sealed, a support arranged in opposed relation to the surface on the permeation side of the separation membrane, and a resin part adhering only to the surface on the permeation side of the separation membrane.
摘要翻译：要解决的问题：提供具有高渗透性和高耐久性的分离膜元件，而不会妨碍具有优异分离膜功能的分离膜的特性。解决方案：分离膜元件包括其周边密封的分离膜，与分离膜的透过侧的表面相对设置的支撑体，以及仅粘附在分离膜的透过侧的表面的树脂部。

8. 发明专利

JP2007289927A Composite separation membrane and method for manufacturing the same 有权
标题翻译：复合分离膜及其制造方法
公开(公告)号：JP2007289927A
公开(公告)日：2007-11-08
申请号：JP2007046695
申请日：2007-02-27
申请人： Toray Ind Inc , 東レ株式会社
发明人： IWAI KENTA , MINEGISHI SHINICHI , HANAKAWA MASAYUKI
IPC分类号： B01D69/12 , B01D71/10 , B01D71/12 , B01D71/26 , B01D71/34 , B01D71/38 , B01D71/42 , B01D71/44 , B01D71/56 , B01D71/68
摘要： PROBLEM TO BE SOLVED: To provide a composite separation membrane having both high permeability and high rupture strength.
SOLUTION: The composite separation membrane comprising a separating functional layer, which is a layer (a polymer B layer) substantially containing a polymer B with a thickness of not less than 1% and not more than 50% of the thickness of the entire membrane, and a membrane inner layer other than the polymer B layer, which is a layer (a polymer AB layer) substantially containing a polymer A and the polymer B with a thickness of not less than 50% and not more than 99% of the thickness of the entire membrane, is produced by protecting fine pores in the separating functional layer of the separation membrane substantially containing the polymer B by applying a protection agent, packing monomers of the polymer A in the reverse outermost surface to the separating functional layer coated with the protection agent, polymerizing the monomers, and thereafter removing the protection agent.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供具有高渗透性和高断裂强度的复合分离膜。解决方案：复合分离膜包括分离功能层，其是基本上含有聚合物B的层（聚合物B层），其厚度不小于厚度的1％且不大于50％整个膜和除了聚合物B层以外的膜内层，其是基本上含有聚合物A的层（聚合物AB层）和厚度不小于50％且不大于99％的聚合物B 整个膜的厚度是通过施加保护剂来保护基本上含有聚合物B的分离膜的分离功能层中的细孔而制成的，聚合物A的最外表面中的单体包裹在分离功能层上与保护剂反应，聚合单体，然后除去保护剂。版权所有（C）2008，JPO＆INPIT

9. 发明专利

JP2006000810A Method for manufacturing hollow fiber membrane, hollow fiber membrane and hollow fiber membrane module prepared by using the same 审中-公开
标题翻译：制造中空纤维膜，中空纤维膜和使用它的中空纤维膜模块的方法
公开(公告)号：JP2006000810A
公开(公告)日：2006-01-05
申请号：JP2004182394
申请日：2004-06-21
申请人： Toray Ind Inc , 東レ株式会社
发明人： ISHIZAKI TOSHIYUKI , IWAI KENTA
IPC分类号： B01D69/08 , B01D63/02 , B01D71/42 , D01F6/54
摘要： PROBLEM TO BE SOLVED: To prepare a polyacrylonitrile-based hollow fiber membrane which balances between water permeability and mechanical strengths in the hollow fiber membrane used for solid-liquid separation such as water cleaning.
SOLUTION: The subject method for manufacturing the polyacrylonitrile-based hollow fiber membrane has a process of extruding a raw liquid comprising an acrylonitrile-based polymer with a limiting viscosity of 2.0 dl/g or more, a polyethylene glycol with an average molecular weight of 1,000-6,000 and dimethyl sulfoxide together with a dimethyl sulfoxide aqueous solution of 80-95 wt% into a coagulant bath for coagulation.
COPYRIGHT: (C)2006,JPO&NCIPI

10. 发明专利

JP2012187575A Composite membrane and method for manufacturing the same 审中-公开
标题翻译：复合膜及其制造方法
公开(公告)号：JP2012187575A
公开(公告)日：2012-10-04
申请号：JP2012038366
申请日：2012-02-24
申请人： Toray Ind Inc , 東レ株式会社
发明人： ISHIZAKI TOSHIYUKI , KOMORI KENJI , KOBAYASHI ATSUSHI , IWAI KENTA
IPC分类号： B01D71/34 , B01D69/10 , B01D69/12 , B01D71/14 , B32B3/24 , B32B23/08 , B32B27/30
摘要： PROBLEM TO BE SOLVED: To provide a composite membrane using polyvinylidene fluoride resin having virus removal performance and antifouling performance which is excellent in a separation function layer in order to stabilize the water quality of permeated water by improving a separation function in comparison with a conventional water treatment membrane and a method of manufacturing the composite membrane.SOLUTION: There is provided a coat layer formed of polyvinylidene fluoride resin containing 9 wt.% or more and 46 wt.% or less of cellulose ester and a melt viscosity of 3,300 Pa s or more on a supported membrane, wherein the outermost surface pore diameter of the coat layer is 0.01 μm or more and 0.1 μm or less on average, and the wall of the coat layer is formed with a three-dimensional network structure whose average pore diameter is 0.01 μm or more and 0.5 μm or less, and whose thickness is 10 μm or more and 120 μm or less.
摘要翻译：解决问题的方法为了提供具有病毒去除性能和防污性能的聚偏二氟乙烯树脂的复合膜，其具有优异的分离功能层，以便通过提高分离功能来稳定渗透水的水质，与常规水处理膜和复合膜的制造方法。解决方案：提供一种由负载膜上含有9重量％以上且46重量％以下的纤维素酯和3,300Pa·s以上的熔融粘度的聚偏二氟乙烯树脂形成的涂层，其中，涂层的最外表面孔径平均为0.01μm以上且0.1μm以下，涂层的壁由平均孔径为0.01μm以上至0.5μm的三维网状结构形成，或较小，厚度为10μm以上且120μm以下。版权所有（C）2013，JPO＆INPIT

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