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https://drivepatents.com/patents/968787 · 15 Oct 2014
Disclosed herein is a battery pack including a plurality of battery modules, each having a battery cell or a unit module (unit cell) that can be charged and discharged, mounted in a pack case, wherein two or more unit cells constitute one battery module, t...
https://drivepatents.com/patents/968785 · 15 Oct 2014
Provided is a secondary battery with improved safety through filling a polymer in a hardened state, and a method of manufacturing the same. The method of manufacturing a secondary battery according to the present disclosure includes preparing a polymer slu...
https://drivepatents.com/patents/968774 · 15 Oct 2014
Provided are an anode including spherical natural graphite having a surface coated with an amorphous carbon layer, wherein a crystal orientation ratio is in a range of 0.06 to 0.08 at a compressed density of 1.40 g/cc to 1.85 g/cc, and a lithium secondary ...
https://drivepatents.com/patents/968775 · 15 Oct 2014
Provided are a composition for a gel polymer electrolyte including i) an electrolyte solution solvent, ii) an ionizable lithium salt, iii) a polymerization initiator, and iv) a monomer having a functional group bondable to metal ions, and a lithium seconda...
https://drivepatents.com/patents/969086 · 8 Oct 2014
The present invention relates to a novel sulfonate-based compound, a method for preparing the same, a polymer electrolyte membrane comprising the sulfonate-based compound, a membrane electrode assembly comprising the same and a fuel cell comprising the sam...
https://drivepatents.com/patents/969379 · 1 Oct 2014
The present disclosure relates to an invention directed to controlling a viscosity of a slurry used to manufacture an electrochemical device, by adjusting a particle diameter of an inorganic matter that is an ingredient of the slurry, so that a sinking rat...
https://drivepatents.com/patents/969375 · 1 Oct 2014
Provided are a lithium secondary battery including a cathode, an anode, a separator, and a gel polymer electrolyte, wherein the gel polymer electrolyte includes an acrylate-based polymer and a charge voltage of the battery is in a range of 4.3 V to 5.0 V, ...
https://drivepatents.com/patents/969691 · 24 Sep 2014
Disclosed herein is a battery cell including an electrode assembly of a cathode/separator/anode structure, the electrode assembly being impregnated with an electrolyte, the electrode assembly being chargeable and dischargeable, a battery case in which the ...
https://drivepatents.com/patents/969687 · 24 Sep 2014
Disclosed herein is an electrode sheet having an electrode active material applied to one major surface or opposite major surfaces of a current collector sheet, the electrode sheet being cut to manufacture a plurality of unit electrode plates, wherein firs...
https://drivepatents.com/patents/969692 · 24 Sep 2014
Disclosed herein is a secondary battery pack including a battery cell having an electrode assembly of a cathode/separator/anode structure disposed in a battery case together with an electrolyte in a sealed state, the battery cell having first and second el...