Lg Energy Solution, Ltd.

Kyungsik Hong

Jaegil Lee

Jong Mo Jung

Gi Su Park

Minsun Song

Suenghoon Han

Minsu Kim

Dongseok Shin

Dong Hyeop Han

Eui Tae Kim

Myeongjun Song

Seonghyo Park

An electrolyte solution for a lithium secondary battery, including a first solvent comprising a heterocyclic compound having at least one double bond, and any one of an oxygen atom and a sulfur atom; a second solvent including at least one of an ether-containing compound, an ester-containing compound, an amide-containing compound, and a carbonate-containing compound; a lithium salt; lanthanum nitrate; and an additive including lithium nitrate.

Electrolyte for lithium secondary battery, and lithium secondary battery comprising same

An apparatus and a method for manufacturing a lithium electrode may include a cutting stage, a laser irradiation portion and a lithium metal film supply portion, in which a plurality of adsorption holes and a plurality of unit electrode pattern grooves are formed on the upper surface of the cutting stage.

Lithium electrode manufacturing apparatus and manufacturing method

An apparatus for manufacturing a positive electrode film and a manufacturing method using the same are provided. The apparatus includes a feeding part supplying a positive electrode material in a powder state to an upper surface of a mold conveyed by conveying means, a flattening part flattening the positive electrode material in a powder state supplied to the upper surface of the mold, a forming part applying pressure from an upper direction to the positive electrode material that has passed through the flattening part; and a conveying part comprising the conveying means sequentially conveying the mold to the feeding part, the flattening part, and the forming part.

Apparatus for manufacturing positive electrode film, manufacturing method using same, and positive electrode film manufactured using same

The present invention relates to an apparatus and a method for manufacturing a lithium electrode, comprising a cutting stage, a laser irradiation portion and a lithium metal film supply portion, in which a plurality of adsorption holes and a plurality of unit electrode pattern grooves are formed on the upper surface of the cutting stage.

Growing community of inventors

Daejeon, South Korea

Kyungsik Hong