A separator and a lithium-ion battery. The separator includes a porous substrate, and a first coating layer arranged on at least one surface of the porous substrate, wherein the first coating layer includes an aromatic polyamide. An aramid coating layer is used; the aromatic polyamide in the aramid…
Provided in the present application are a separator and a preparation method therefor, a secondary battery, and an electric device. The separator includes a first substrate, a second substrate, a first bonding layer, and a second bonding layer, where the first bonding layer is located between the…
An electrode assembly includes a first electrode plate, a second electrode plate on the first electrode plate, a separator between the first electrode plate and the second electrode plate, and a first adhesive member covering a lower area of a laminated body in which the first electrode plate, the…
A non-aqueous electrolyte secondary battery includes a positive electrode, a negative electrode, a separator, and a non-aqueous electrolyte, wherein the separator includes a first surface facing the positive electrode and a second surface facing the negative electrode, an adhesive layer is formed…
A unit cell includes an electrode positioned between a first separator and a separator in a stack. A first adhesive is positioned between the electrode and at least one of the first and second separators, and a second adhesive is positioned between the first separator and the second separator. A…
The disclosure provides a battery, including a first electrode plate and a separator, the first electrode plate including a first current collector and a first coating located on a surface of the first current collector. The first coating is connected to the separator; and a surface of the first…
The disclosure provides a battery, including a first electrode plate and a separator, the first electrode plate including a first current collector and a first coating located on a surface of the first current collector. The first coating is connected to the separator, and a surface of the first…
The disclosure provides a battery, including a first electrode plate and a separator, the first electrode plate including a first current collector and a first coating located on a surface of the first current collector. The first coating is connected to the separator; and a surface of the first…
An electrode assembly includes: a plurality of positive electrodes and a plurality of negative electrodes, alternately and repeatedly stacked; a plurality of separators between the positive electrodes and the negative electrodes, respectively, to protrude from the positive electrodes and the…
An electrode assembly includes: a plurality of positive electrodes and a plurality of negative electrodes, alternately and repeatedly stacked; a plurality of separators between the positive electrodes and the negative electrodes, respectively, to protrude from the positive electrodes and the…
A battery cell including an electrode assembly present in a battery casing. The electrode assembly includes a positive electrode, a negative electrode and a separator interposed between the positive electrode and the negative electrode. The separator includes a porous polymer substrate, a first…
The present disclosure is directed to a new technique that can sufficiently suppress bonding defects by identifying application defect sites with a high accuracy when manufacturing a secondary battery laminate including battery members which are bonded together via an adhesive material. An…
A secondary battery includes: an electrode assembly including a negative electrode plate, a positive electrode plate, and a separator between the negative electrode plate and the positive electrode plate; and a case accommodating the electrode assembly. The electrode assembly includes an adhesive…
An all-in-one electrode stack unit includes a first electrode, a second electrode, and a separation layer interposed between the first electrode and the second electrode. The separation layer is a photocured PSA coating layer integrally formed on the first electrode. The separation layer has a…
A laminate for a secondary battery includes an electrode and a separator that are stacked via an adhesive material. For this laminate, when a value measured for shear peel strength between the electrode and the separator with varying temperature is taken to be A (mN/mm), a value of maximum heat…
Set forth herein are electrochemical cells which include a negative electrode current collector, a lithium metal negative electrode, an oxide electrolyte membrane, a bonding agent layer, a positive electrode, and a positive electrode current collector. The bonding agent layer advantageously lowers…
A unit cell includes a separator and an electrode, which are alternately laminated by a predetermined number. The unit cell is configured such that: the unit cell is laminated in the order of a lower separator, any one electrode of an anode or a cathode, an upper separator, and the other one…
A separator which includes: a porous polymer substrate having a plurality of pores; a separator base including a porous coating layer formed on at least one surface of the porous polymer substrate; and an adhesive layer formed on at least one surface of the separator base, said adhesive layer…
A unit cell includes an electrode positioned between a first separator and a separator in a stack. A first adhesive is positioned between the electrode and at least one of the first and second separators, and a second adhesive is positioned between the first separator and the second separator. A…
An adhesive-coated separator for a lithium-ion battery, a preparation method thereof, and use thereof are disclosed. The adhesive-coated separator for a lithium-ion battery of the present disclosure includes a base membrane and an adhesive coating formed on a surface of the base membrane, the…
Provided herein are electrochemical cells having a solid separator, a lithium metal anode, and a positive electrode catholyte wherein the electrochemical cell includes a nitrile, dinitrile, or organic sulfur-including solvent and a lithium salt dissolved therein. Also set forth arc methods of…
A battery includes an electrode assembly including a positive electrode plate, a negative electrode plate, and a separator disposed between the positive electrode plate and the negative electrode plate. A first adhesive layer is provided between the positive electrode plate and the separator, and a…
A method for manufacturing a secondary battery includes: assembling an electrode assembly having a plurality of electrodes separated by at least one separator positioned between each of the electrodes; sealing the electrode assembly and an electrolyte solution in a battery case; and dissolving at…
A secondary battery includes: an electrode plate including a main body portion and an electrode terminal portion protruding from the main body portion along a first direction; and a separator adhered to the electrode plate, wherein the main body portion of the electrode plate includes a central…
A secondary battery includes a laminate in which a positive electrode, separator, and negative electrode are stacked in stated order. The coating weight of an adhesive material at a surface Z that is an affixing surface X of the positive electrode and separator and/or an affixing surface Y of the…
A slurry composition for a non-aqueous secondary battery adhesive layer contains organic particles, a sulfosuccinic acid ester or a salt thereof, a hydrocarbon having a molecular weight of 1,000 or less, and water.
The present invention provides an electrode assembly in which a negative electrode coated with a negative electrode active material on a surface of a negative electrode collector, a separator, and a positive electrode coated with a positive electrode active material on a surface of a positive…
A separator for an electrochemical device is provided. The separator includes a porous polymer substrate, and an electrode adhesive layer formed on at least one surface of the porous polymer substrate, wherein the electrode adhesive layer includes a binder polymer and has at least two electrode…
An electrode assembly including a first electrode plate, a second electrode plate and a separator between the first electrode plate and the second electrode plate. The separator includes an extension portion extending to the outside of the first electrode plate and the second electrode plate in a…