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    • 2. 发明专利
    • Adhesive-carrying porous film for cell separator, and application thereof
    • 用于细胞分离器的胶粘剂多孔膜及其应用
    • JP2011071128A
    • 2011-04-07
    • JP2010253482
    • 2010-11-12
    • Nitto Denko Corp日東電工株式会社
    • ICHIKAWA TOMOAKIYOSHII KEISUKEUETANI YOSHIHIROYAMAMOTO KAZUNARISATSUMA MICHIOYAMAGUCHI MUTSUKO
    • H01M10/058C09J7/02C09J115/00C09J123/00C09J175/04H01M2/16H01M10/0566
    • Y02E60/122
    • PROBLEM TO BE SOLVED: To provide a manufacturing method for a cell capable of manufacturing efficiently the cell, without causing a mutual shift movement between an electrode and a separator, and to provide the cell obtained by that manner. SOLUTION: A base porous film laminate carrying an electrode/partially-crosslinked adhesive is put into a cell container, a reactive polymer in the partially-crosslinked adhesive is further crosslinked, the electrode is bonded to the porous film, to form an electrode/porous film assembly, and the porous film in the electrode/porous film assembly serves as the separator, in the manufacturing method for the cell. In the method, the base material porous film is made from a polyolefin resin composition composed of: a polyolefin resin having at least 500 thousands of weight-average molecular weight; and crosslinkable rubber having a double bond in a molecular chain, wherein the crosslinkable rubber is crosslinked. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种能够有效地制造电池的电池的制造方法,而不会引起电极和隔板之间的相互移动,并且提供通过这种方式获得的电池。 < P>解决方案:将携带电极/部分交联的粘合剂的基础多孔膜层压体放入电池容器中,部分交联的粘合剂中的反应性聚合物进一步交联,将电极结合到多孔膜上,形成 电极/多孔膜组件,电极/多孔膜组件中的多孔膜用作电池的制造方法中的隔膜。 在该方法中,基材多孔膜由聚烯烃树脂组合物制成,所述聚烯烃树脂组合物由具有至少50000重均分子量的聚烯烃树脂构成; 和在分子链中具有双键的可交联橡胶,其中可交联橡胶交联。 版权所有(C)2011,JPO&INPIT
    • 4. 发明专利
    • Manufacturing method of electrode/separator junction in battery
    • 电池中电极/分离器结的制造方法
    • JP2004241172A
    • 2004-08-26
    • JP2003026782
    • 2003-02-04
    • Nitto Denko Corp日東電工株式会社
    • SATSUMA MICHIOUETANI YOSHIHIROYOSHII KEISUKEKISHII YUTAKAYAMAGUCHI MUTSUKOMURATA SHUHEI
    • H01M10/04H01M4/13H01M10/05H01M10/058H01M10/40
    • Y02P70/54
    • PROBLEM TO BE SOLVED: To provide a manufacturing method of an electrode/separator junction having high productivity without causing mutual shear movement between an electrode and a separator in manufacturing a battery. SOLUTION: This manufacturing method of an electrode/separator junction is characterized by that a partially cross-linking adhesive prepared by reacting and partially cross-linking multifunctional isocyanate with a reactive polymer having a functional group capable of reacting with an isocyanate group is supported to a porous film to obtain a partially cross-linking adhesive supporting porous film; an electrode/porous film layered product is obtained by sticking an electrode to the partially cross-linking adhesive supporting porous film; and next the electrode/porous film layered product is immersed into an electrolyte containing multifunctional isocyanate and heated to react the reactive polymer in the partially cross-linking adhesive included in the electrode/porous film layered product with the multifunctional isocyanate so that the electrode is stuck to the porous film by cross-linking and solidifying the reactive polymer. COPYRIGHT: (C)2004,JPO&NCIPI
    • 要解决的问题:提供一种电极/分离器结的制造方法,其具有高生产率,而不会在制造电池时在电极和隔膜之间产生相互剪切运动。 解决方案:这种电极/隔板结的制造方法的特征在于,通过使多官能异氰酸酯与具有能够与异氰酸酯基反应的官能团的反应性聚合物反应并部分交联而制备的部分交联粘合剂是 支撑多孔膜以获得部分交联的粘合剂支撑多孔膜; 通过将电极粘附到部分交联的粘合剂支撑多孔膜上来获得电极/多孔膜层叠体; 然后将电极/多孔膜层叠体浸渍在含有多官能异氰酸酯的电解质中,并加热使电极/多孔膜层叠体中包含的部分交联粘合剂中的反应性聚合物与多官能异氰酸酯反应,使得电极被卡住 通过交联和固化反应性聚合物到多孔膜。 版权所有(C)2004,JPO&NCIPI
    • 6. 发明专利
    • Porous film
    • 多孔膜
    • JP2003026847A
    • 2003-01-29
    • JP2001214619
    • 2001-07-16
    • Nitto Denko Corp日東電工株式会社
    • KISHII YUTAKAYOSHII KEISUKEUETANI YOSHIHIROFUJITA SHIGERUYAMAGUCHI MUTSUKO
    • C08J9/28C08J9/26C08K3/00C08L23/06C08L101/00H01M2/16H01M10/05H01M10/0565H01M10/0566H01M10/40
    • Y02E60/122
    • PROBLEM TO BE SOLVED: To provide a porous film that has high ion permeability and can easily reserve non-aqueous electrolytic solution, particularly polymeric electrolyte-including polymeric electrolyte solution, a method of producing the porous film, a porous film separator for a non-aqueous electrolyte cell and a non-aqueous electrolyte cells using the separator. SOLUTION: The porous film includes an ultrahigh molecular weight polyolefin resin with a weight-average molecular weight of 5×10 and particles with a particle size of 0.001-10 μm, having pores of a pore diameter of 0.01-1 μm, crossectioned pore diameter of 0.1-10 μm in the thickness direction and the ratio of the surface pore diameter to the thickness direction-cross section diameter is
    • 要解决的问题:提供一种具有高离子渗透性并且可以容易地保留非水电解液,特别是含高分子电解质的聚合物电解质溶液的多孔膜,制备多孔膜的方法, 水性电解质电池和使用隔膜的非水电解质电池。 解决方案:多孔膜包括重均分子量为5×10 5的超高分子量聚烯烃树脂和粒径为0.001-10μm的颗粒,孔径为0.01-1μm的孔, 在厚度方向上的截面孔径为0.1-10μm,表面孔径与厚度方向横截面直径之比<0.2。 制造多孔膜的方法包括以下步骤:将包含超高分子量聚烯烃树脂,溶剂,颗粒的树脂组合物熔融捏合,将捏合的混合物形成为片材的步骤,其中 压片和拉伸,以及从拉伸片中除去溶剂的步骤。
    • 7. 发明专利
    • Porous film
    • 多孔膜
    • JP2002367590A
    • 2002-12-20
    • JP2001175870
    • 2001-06-11
    • Nitto Denko Corp日東電工株式会社
    • YAMAGUCHI MUTSUKOUETANI YOSHIHIROYOSHII KEISUKE
    • C08J9/26H01G9/02H01G11/08H01G11/52H01G11/54H01G11/58H01G11/84H01M2/16H01M10/05H01M10/0566H01M10/40
    • Y02E60/122
    • PROBLEM TO BE SOLVED: To provide a porous film with high strength, homogeneous pore structure, and high affinity with an electrolyte, and provide the manufacturing method of said porous film, a separator for a nonaqueous electrolyte battery comprising said porous film, and a nonaqueous electrolyte battery and a capacitor using said separator. SOLUTION: This porous film has an average pore size of 0.010-0.030 μm, a specific surface area of 95 m /g or more, a porosity of 30% or more, and such a property that when an organic electrolyte is dropped on it, it becomes transparent within 5 seconds. A resin composition containing polyolefin resin and a solvent is melted and kneaded, the obtained kneaded material is molded in a sheet, the obtained sheet is rolled and/or drawn, then the solvent is removed to manufacture the porous film having an average pore size of 0.010-0.030 μm, a specific surface area of 95 m /g or more, a porosity of 30% or more, and such a property that when an organic electrolyte is dropped on it, it becomes transparent within 5 seconds.
    • 要解决的问题:为了提供具有高强度,均匀的孔结构和与电解质的高亲和性的多孔膜,并且提供所述多孔膜的制造方法,包括所述多孔膜的非水电解质电池用隔膜和非水性 电解质电池和使用所述隔板的电容器。 解决方案:该多孔膜的平均孔径为0.010-0.030μm,比表面积为95m 2 / g以上,孔隙率为30%以上,以及当有机电解质滴下时的性质 在它上面,它在5秒钟内变得透明。 将含有聚烯烃树脂和溶剂的树脂组合物熔融并捏合,将得到的捏合材料成型为片材,将得到的片材进行轧制和/或拉伸,然后除去溶剂,制造平均孔径为 0.010-0.030μm,比表面积为95m 2 / g以上,孔隙率为30%以上,以及当有机电解质滴下时,在5秒钟内变为透明的性质。