Lg Energy Solution, Ltd.

Lg Chem, Ltd

Gye Min Kwon

Houng Sik Yoo

Hyeon Sik Choi

Dong Hyun Kim

Sang Hoon Choy

Dong Hyun Cho

Byoung Hoon Ahn

Seong Kyun Kang

Hyung Suk Cho

Hyun Sik Chae

Jin Myung Cha

Chang Wan Koo

Je An Lee

Jong Won Lee

Da Kyung Han

Hyun Chul Ha

A conductive material dispersion includes a carbon-based conductive material, a main dispersant, an auxiliary dispersant, and a dispersion medium, wherein the main dispersant is a nitrile-based copolymer and the auxiliary dispersant is a copolymer including an oxyalkylene unit and at least one selected from the group consisting of a styrene unit and an alkylene unit.

Conductive material dispersion, and electrode and lithium secondary battery manufactured using the same

The present invention relates to a carbon nanotube dispersion including carbon nanotubes, a polymer dispersant containing an amine, a phenolic compound including two or more aromatic rings, and an aqueous solvent, wherein the polymer dispersant and the phenolic compound including two or more aromatic rings are included in a weight ratio of 100:1 to 100:90, and having low viscosity and a small change of viscosity over time.

Carbon nanotube dispersion and method for preparing the same

A slurry composition for coating a secondary battery separator, a separator prepared using the same, and a secondary battery including the separator, wherein the slurry composition includes a phenolic compound including two or more aromatic rings, inorganic particles, a binder, and a solvent.

Slurry composition for coating secondary battery separator and secondary battery separator prepared using same

A method of preparing a slurry composition for a secondary battery positive electrode includes preparing a positive electrode active material pre-dispersion by mixing a lithium iron phosphate-based positive electrode active material, a dispersant, and a solvent, and preparing a slurry for a positive electrode by further mixing a conductive agent, a binder, and an additional solvent with the positive electrode active material pre-dispersion is provided. A positive electrode for a secondary battery which is prepared by using the same method, and a lithium secondary battery including the positive electrode are also provided.

Method of preparing slurry composition for secondary battery positive electrode, positive electrode for secondary battery prepared by using the same, and lithium secondary battery including the positive electrode

The present invention relates to a positive electrode active material pre-dispersion composition which includes a lithium iron phosphate-based positive electrode active material, a dispersant, and a solvent, wherein the dispersant includes a hydrogenated nitrile butadiene rubber (HNBR), a slurry composition for a secondary battery positive electrode which is prepared by using the positive electrode active material pre-dispersion composition, a positive electrode for a secondary battery, and a lithium secondary battery including the positive electrode.

Positive electrode active material pre-dispersion composition including hydrogenated nitrile butadiene rubber as dispersant, positive electrode for secondary battery, and lithium secondary battery including the positive electrode

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Daejeon, South Korea

Gye Min Kwon