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Chemistry: Electrical Current Producing Apparatus, Product, And Process > Current Producing Cell, Elements, Subcombinations And Compositions For Use Therewith And Adjuncts > Separator, Retainer Or Spacer Insulating Structure (other Than A Single Porous Flat Sheet, Or Either An Impregnated Or Coated Sheet Not Having Distinct Layers) > Having Plural Distinct Components > Plural Layers Plural LayersPlural Layers patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.06/07/07 - 20070128512 - Microporous composite membrane and its producing method and use A microporous composite membrane comprising a microporous polyolefin membrane and a polypropylene-based coating layer formed on at least one surface of the microporous polyolefin membrane, the polypropylene having a mass-average molecular weight within a range of 5,000-500,000, and solubility of 0.5 g or more in 100 g of toluene at ... 05/24/07 - 20070117007 - Li/air non-aqueous batteries Non-aqueous alkali metal (e.g., Li)/oxygen battery cells constructed with a protected anode that minimizes anode degradation and maximizes cathode performance by enabling the use of cathode performance enhancing solvents in the catholyte have negligible self-discharge and high deliverable capacity. In particular, protected lithium-oxygen batteries with non-aqueous catholytes have this improved ... 05/03/07 - 20070099072 - Electric separator comprising a shutdown mechanism, method for the production thereof, and use in lithium batteries The present invention relates to electrical separators for batteries, especially lithium batteries, having a shutdown mechanism and also a process for their production. An electrical separator is a separator which is used in batteries and other arrangements in which electrodes have to be separated from each other while maintaining ion ... 04/12/07 - 20070082261 - Lithium rechargeable battery A lithium rechargeable battery includes a cathode including a cathode collector and a cathode active material layer formed on the cathode collector; an anode including an anode collector and an anode active material layer formed on the anode collector; and a non-aqueous electrolyte. A first separator layer, containing an electrolyte ... 03/29/07 - 20070072068 - Oxidation resistant separator for a battery A lithium ion rechargeable battery comprises: a negative electrode adapted to give up electrons during discharge, a positive electrode adapted to gain electrons during discharge, a microporous separator sandwiched between said positive electrode and said negative electrode, an organic electrolyte being contained within said separator and being in electrochemical communication ... 03/08/07 - 20070054184 - Seperator coated with electrolyte-miscible polymer and electrochemical device using the same The present invention provides a separator in which an electrolyte-soluble polymer, which is soluble in liquid electrolyte, is coated on one or both surfaces of the separator, as well as an electrochemical device including the separator. Also, the present invention provides a method for producing an electrochemical device, comprising the ... 03/08/07 - 20070054183 - Rechargeable lithium battery using separator partially coated with gel polymer Disclosed are a separator for a battery, which is coated with a gel polymer over 40-60% of total separator area, and a rechargeable lithium battery using the separator. The separator partially coated with a gel polymer reduces the battery resistance so that the battery power can be improved. Additionally, the ... 03/01/07 - 20070048602 - Lithium rechargeable battery A lithium rechargeable battery including a cathode, an anode, a separator for separating the cathode from the anode, and a non-aqueous electrolyte is provided. Each of the cathode and the anode includes an electrode collector and an electrode active material layer formed on the electrode collector. The separator comprises a ... 12/14/06 - 20060281003 - Open alkaline accumulator including a microporous membrane The invention proposes an open alkaline accumulator of the nickel cadmium or nickel metal hydride type comprising at least one positive electrode, at least one negative electrode and at least one separator, said separator comprising a microporous membrane of polyolefin grafted with an ethylenically unsaturated monomer, and on either side ... 11/16/06 - 20060257728 - Separators for use in alkaline cells having high capacity The present invention relates to an electrochemical cell comprising an anode, a cathode, and a separator disposed between the anode and cathode. More particularly, the present invention relates to an electrochemical cell comprising, among other things, a separator impregnated with, and/or coated with a layer of, a clay and/or a ... 11/16/06 - 20060257727 - Reactive polymer-supporting porous film for battery seperator and use thereof The invention provides a reactive polymer-supporting porous film for use as a battery separator which comprises a porous substrate film and a partially crosslinked reactive polymer supported on the porous substrate film, the partially crosslinked reactive polymer being obtained by the reaction of a crosslinkable polymer having at least one ... 11/09/06 - 20060251963 - Non-aqueous electrolyte secondary battery To provide a high power non-aqueous electrolyte secondary battery with high performance and less degradation in capacity even when high power discharge is repeated while maintaining the initial output characteristic by optimizing the insulating structure between the positive and negative electrodes, in a non-aqueous electrolyte secondary battery including a positive ... 10/26/06 - 20060240317 - Nickel zinc battery design Nickel zinc cylindrical battery cell designs are described. The designs provided limit dendrite formation and prevent build up of hydrogen gas in the cell. The present invention also provides low-impedance cells required by rapid discharge applications. The cylindrical battery cells may have polarity opposite of that of conventional power cells, ... 10/19/06 - 20060234117 - Prismatic lithium secondary battery A prismatic lithium secondary battery includes: a prismatic battery can having a bottom, a side wall, and an open top; an electrode assembly; a non-aqueous electrolyte; and a sealing plate covering the open top of the battery can that accommodates the electrode assembly and the non-aqueous electrolyte. The electrode assembly ... 09/28/06 - 20060216584 - Oxidation resistant electrolyte absorber An oxidation-resistant electrolyte absorber, especially for use adjacent a divalent silver containing cathode in a secondary silver-zinc battery is prepared by saturating a porous web with a dilute solution of a vinyl alcohol polymer to form a film of the solution on the surfaces of the pores of web. The ... 08/10/06 - 20060177732 - Battery cell with barrier layer on non-swelling membrane Battery cells having separator structures which include a substantially impervious active metal ion conducting barrier layer material, such as an ion conducting glass, formed on an active metal ion conducting membrane in which elongation due to swelling on contact with liquid electrolyte is constrained in at least two of three ... 08/10/06 - 20060177731 - Process for manufacturing plate electrode stackings A process for manufacturing of a plate electrode stacking for use in batteries, comprising the steps of supplying a separator material comprising a polymer sheet layer, optionally reinforced with a polyester mat, with an overlapping portion and a glass mat layer, placing a positive plate electrode onto the glass mat ... 06/29/06 - 20060141352 - Lithium ion secondary battery and charging method therefor, and charge or charge/discharge control system for lithium ion secondary battery A lithium ion secondary battery includes a positive electrode containing a composite lithium oxide, a negative electrode capable of absorbing and desorbing lithium ions, a sheet-like separator interposed between the positive electrode and the negative electrode, a non-aqueous electrolyte and a porous electron-insulating film attached to the surface of the ... 06/29/06 - 20060141351 - Polyethylene microporous film for a rechargeable battery separator and a method of preparing the same Disclosed are a polyethylene microporous film and a method of preparing the same. The polyethylene microporous film, which has a laminated structure comprising B layer/A layer/B layer, prepared by melt-mixing a polyethylene and an aliphatic hydrocarbon solvent together at controlled mixing ratios to separately form an A layer and a ... 05/11/06 - 20060099497 - Reactive polymer-supported porous film for battery separator, method for producing the porous film, method for producing battery using the porous film, and electrode/porous film assembly A reactive polymer-supported porous film for separator, that has sufficient adhesiveness between electrodes and separator and can suitably be used to produce a battery having low internal resistance and high rate performance, a method for producing the porous film, a method for producing a battery using the porous film, and ... 02/02/06 - 20060024570 - Enhanced separators for zinc negative electrodes The present invention discloses enhanced separators for storage batteries with zinc negative electrodes. These enhanced separators include a separator layer and one or more resistive layers on said separator layer. The dimensions of the one or more resistive layers are less than or equal to that of the separator layer. ... 02/02/06 - 20060024569 - Separator for use in high-energy batteries and method for the production thereof Separators for use in lithium high energy batteries have to have a very low weight and a very low thickness. It has been found that, surprisingly, such separators having a weight of less than 50 g/m2 and a thickness of less than 35 μm are preparable by applying a ceramic ... 01/26/06 - 20060019154 - Separator for non-aqueous electrolyte battery and non-aqueous electrolyte battery A separator for non-aqueous electrolyte batteries is provided that has small heat shrinkage and achieves good heat resistance and good cycle performance. A non-aqueous electrolyte battery using the separator is also provided. A separator for non-aqueous electrolyte batteries includes a microporous film in which a polyolefin layer and a heat-proof ... 01/19/06 - 20060014075 - Process for manufacturing plate electrode stackings A process for manufacturing of a plate electrode stacking for use in batteries, comprising the steps of supplying a separator material comprising a polymer sheet layer with an overlapping portion and a glass mat layer, placing a positive plate electrode onto the glass mat layer, folding and wrapping this separator ... 01/12/06 - 20060008700 - Organic/inorganic composite porous film and electrochemical device prepared thereby Disclosed is an organic/inorganic composite porous film comprising: (a) a porous substrate having pores; and (b) an active layer formed by coating a surface of the substrate or a part of the pores in the substrate with a mixture of inorganic particles and a binder polymer, wherein the inorganic particles ... 12/01/05 - 20050266305 - Spirally-wound non-aqueous secondary battery and electrode plate used therefor To provide a non-aqueous secondary battery having a capacity as high as that of a conventional battery using a conventional resin separator and achieving excellent overcharge characteristics and excellent resistance to external short-circuit, a combined electrode plate for a spirally-wound electrode group for a non-aqueous secondary battery including a current ... 11/24/05 - 20050260490 - Adhesive-treated electrode separator and method of adhering an electrode thereto An adhesive-treated porous separator and a method of adhering an electrode to the adhesive-treated separator without substantially occluding the pores of the separator. The adhesive-treated separator membrane comprises a porous separator having an anode side and a cathode side, a first adhesive formulation coated on the anode side, and a ... 10/06/05 - 20050221172 - Lithium ion secondary battery and charging method therefor, and charge or charge/discharge control system for lithium ion secondary battery A lithium ion secondary battery includes a positive electrode containing a composite lithium oxide, a negative electrode capable of absorbing and desorbing lithium ions, a sheet-like separator interposed between the positive electrode and the negative electrode, a non-aqueous electrolyte and a porous electron-insulating film attached to the surface of the ... 09/29/05 - 20050214637 - Battery separator and non-aqueous electrolyte secondary battery using the separator A battery separator and a non-aqueous electrolyte battery using the separator are provided that are capable of achieving thickness reduction while fulfilling an insulating function, an electrolyte retention function, and a shutdown function. A battery separator, to be impregnated with a non-aqueous electrolyte and interposed between a positive electrode and ... 09/22/05 - 20050208372 - Separator for a battery having a zinc electrode The instant invention is a separator for a battery having a zinc electrode. The battery separator according to the instant invention includes a microporous membrane, and a coating on at least one surface of the microporous membrane. The coating includes a mixture of 25-40 weight % polymer and 60-75 weight ... ### FreshPatents.com Support |