An object is to provide a binder for a positive electrode, which is a binder even in a small amount exhibiting high adhesion to an active material and a current collector. The binder for a positive electrode of a non-aqueous electrolyte secondary battery to achieve the object contains: a vinylidene…

Disclosed is a positive electrode for a lithium secondary battery and to a lithium secondary battery using the same, which have improved wetting properties by coating a binder constituting a positive electrode with an ethylene monomer-containing copolymer. A positive electrode according to the…

A polymer, an electrode plate, and an associated battery cell, battery, and electrical device. The polymer includes a fluoropolymer. The fluoropolymer has a crystallinity of X% as measured by differential scanning calorimetry where 0

A method for manufacturing an electrode for all-solid-state batteries uses a wet binder and a dry binder.

Disclosed are a dry binder for a rechargeable lithium battery, an electrode for a rechargeable lithium battery including the same, and a rechargeable lithium battery including the same, the dry binder including a modified polytetrafluoroethylene comprising carbon (C), fluorine (F), and oxygen (O)…

A method for manufacturing an electrode sheet may include preparing a binder mixture containing a fibrillated first binder by mixing a fibrillatable first binder and inactive material particles which are non-fibrillatable particles; and preparing an electrode composite mixture containing the binder…

A polytetrafluoroethylene for use in an electrochemical device binder, the polytetrafluoroethylene being less prone to fibrillation during transportation and having ease of feeding. An electrochemical device binder, an electrode mixture, an electrode, and a secondary battery each containing the…

Provided are a binder for an all-solid-state secondary battery, which contains a polymer represented by Formula (I) and having an acid value of 3 mgKOH/g or less; an inorganic solid electrolyte-containing composition containing the binder, an inorganic solid electrolyte, and a dispersion medium…

A dry electrode for an electrochemical device includes a dry electrode film as an electrode active material layer. The electrode active material layer includes an electrode active material and a binder resin. The binder resin is fibrillated. The electrode active material layer has an average pore…

A positive electrode for the secondary battery includes a positive electrode active material layer and a positive electrode current collector. The positive electrode active material layer includes a positive electrode active material and a polymer compound. The positive electrode current collector…

Provided herein are dry process electrode films, and energy storage devices incorporating the same, including a microparticulate non-fibrillizable binder having certain particle sizes. The electrode films exhibit improved mechanical and processing characteristics. Also provided are methods for…

An electrode includes a current collector and an electrode active material layer located on at least one surface of the current collector. The electrode active material layer includes granules and second binder particles. The granules include an electrode active material and a first binder. Also…

Disclosed is a novel fibrillizable binder for electrode production aimed at achieving better electrochemical performance than existing binders. The proposed binders are P3FE and copolymers of P3FE with PTFE, containing between 3-3.95 fluorine atoms per monomer unit.

Fluoropolymer compositions for use as binder in a lithium-ion secondary battery electrodes are described, as well as methods of their manufacture, and electrode compositions and lithium-ion secondary batteries utilizing such. The fluoropolymer compositions are dry friable agglomerates manufactured…

An electrode mixture sheet having high tensile strength and low resistance, an electrode and a secondary battery each including the electrode mixture sheet, and a method of producing an electrode mixture sheet. An electrode mixture sheet including: a polytetrafluoroethylene; a carbon material; and…

A disclosed positive electrode is a positive electrode for a nonaqueous electrolyte secondary battery. The positive electrode includes a positive electrode mixture layer. The positive electrode mixture layer contains a positive-electrode active material, a conductive material, a fluorine-containing…

A lithium-ion battery is provided, including a cathode with one or more nickel-rich ternary cathode materials, specifically LiNiMnCoOor LiNiAlCoO, where x, y, and z sum to 1 and x is at least 0.8. The battery also includes an anode made from materials such as silicon, silicon oxide, carbon…

Provided is an electrode for an all-solid-state battery, comprising an electrode active material, a solid electrolyte, and a conductive agent, wherein the electrode active material and the solid electrolyte are bonded through the binder, the conductive agent is interposed in pores between the…

A battery cell includes A anode electrodes, C cathode electrodes, and S separators where C, A and S are integers greater than one. The C cathode electrodes each include a cathode current collector and a cathode active material layer arranged on the cathode current collector. The cathode active…

A dry electrode for a lithium secondary battery includes a non-fibrillated binder and a dry manufacturing method thereof. The dry electrode includes an electrode material including an active material and a binder with which the electrode material is coated, in which the binder includes a copolymer…

A cathode active material layer includes conductive active material particles individually with a core and a coating on a surface of the core, wherein the core comprises a cathode active material, and the coating comprises an electrically conductive material; and a binder including fibers that form…

An electrode plate includes a current collector and an active substance layer disposed on at least one surface of the current collector. The active substance layer includes an active substance and a polymer, and the active substance layer satisfies Formulas (1) to (3).

Disclosed are a positive electrode plate and a lithium-ion battery including the same. The positive plate includes a positive electrode current collector and a positive electrode coating layer; and the positive electrode coating layer includes a first coating layer and a second coating layer…

Provided is a secondary battery including: a positive electrode including a positive electrode current collector and a positive electrode active material layer located on the positive electrode current collector and including a positive electrode active material, a positive electrode conductive…

Electrical energy storage devices made using a wet electrode application technique are associated with high energy consumption. Herein, a dry electrode or electrolyte application process involves mixing activated carbon with a binder and then fibrillating the mixture. The mixture is roll-pressed…

Provided is a secondary battery including: a positive electrode including a positive electrode current collector and a positive electrode active material layer located on the positive electrode current collector and including a positive electrode active material, a positive electrode conductive…

A positive electrode for a lithium secondary battery includes an insulating layer having excellent wet adhesion provide an advantage in that migration of lithium ions in an overlay region of the electrode can be blocked to suppress capacity expression due to the insulating layer having excellent…

A method for producing binder-coated active battery material agglomerations includes agitating, within a vessel, a volume of a binder-solvent solution across two or more steps with a particulate mixture including active battery material particles. The binder-solvent solution has a solubility limit…

The present invention pertains to vinylidene fluoride copolymers comprising recurring units derived from hydrophilic monomers and to their use as binder for electrodes in Li-ion batteries.

Provided herein are dry process electrode films, and energy storage devices incorporating the same, including a microparticulate non-fibrillizable binder having certain particle sizes. The electrode films exhibit improved mechanical and processing characteristics. Also provided are methods for…