Lg Chem, Ltd

Lg Life Sciences, Limited

Lg Energy Solution, Ltd.

Yong Jin Jang

Joong Jin Han

Esder Kang

Youngjea Kim

Hyun Woog Ryu

Sehee Jung

Yunah Yu

Chul Haeng Lee

Kyoung Ho Ahn

Sol Ji Park

Eunju Park

Young Jea Kim

Yeong Soo Oh

Yu Jin Kim

Hansol Kim

Kwonsu Jung

Soyoung Yu

Hye Kyung Chang

The present disclosure relates to a preparation method of a polyarylene sulfide, and this method may produce a polyarylene sulfide having properties equal to or higher than those of the conventional method at a high yield by adding an aliphatic amino acid hydrochloride in addition to existing materials for dehydration.

Preparation method of polyarylene sulfide

The present invention relates to a polymer electrolyte for a secondary battery and a lithium secondary battery comprising the same, and particularly, to a polymer electrolyte for a secondary battery, in which mechanical properties, ionic conductivity, and electrical conductivity are improved by comprising a polymer and an electron-acceptor having at least one double bond, as a dopant, and a lithium secondary battery in which electrochemical stability at high temperature and high voltage is enhanced by comprising the polymer electrolyte.

Polymer electrolyte for secondary battery and lithium secondary battery comprising the same

The present specification relates to a block polymer and a polymer electrolyte membrane including the same, a membrane-electrode assembly including the polymer electrolyte membrane, a fuel cell including the membrane-electrode assembly and a redox flow battery including the polymer electrolyte membrane.

Block polymer and polymer electrolyte membrane comprising same

The present specification relates to a block polymer and a polymer electrolyte membrane comprising the same, a membrane-electrode assembly comprising the polymer electrolyte membrane, a fuel cell comprising the membrane-electrode assembly, and a redox flow battery comprising the polymer electrolyte membrane.

Block polymer and polymer electrolyte membrane including same

The present invention provides a polymer electrolyte for a secondary battery having high ionic conductivity, and a lithium secondary battery including the same.

Polymer electrolyte for secondary battery and secondary battery including the same

The present specification relates to a novel compound, a polymer electrolyte membrane including the same, a membrane-electrode assembly including the polymer electrolyte membrane, a fuel cell including the membrane-electrode assembly, and a redox flow battery including the polymer electrolyte membrane.

Compound and polymer electrolyte membrane using same

The present specification relates to a fluorine-based compound for a brancher, a polymer using the same, a polymer electrolyte membrane using the same, a fuel cell using the same, and a redox flow battery including the same.

Fluorine-based compound for brancher, polymer using same, and polymer electrolyte membrane using same

The present specification relates to a polymer electrolyte membrane including a polymer and inorganic particles.

Polymer electrolyte membrane

The present specification relates to a polymer with improved ion transport capability, a polymer electrolyte membrane including the same, a membrane-electrode assembly including the polymer electrolyte membrane, a fuel cell including the membrane-electrode assembly, and a redox flow battery including the polymer electrolyte membrane.

Polymer and polymer electrolyte membrane comprising same

The present specification relates to a compound comprising an aromatic ring, a polyelectrolyte membrane comprising the same, a membrane-electrode assembly comprising the polyelectrolyte membrane, a fuel cell comprising the membrane-electrode assembly, and a redox flow battery comprising the polyelectrolyte membrane.

Compound comprising aromatic ring, and polyelectrolyte membrane using same

The present specification relates to a compound comprising an aromatic ring, a polymer comprising the same, a polyelectrolyte membrane comprising the same, a membrane-electrode assembly comprising the polyelectrolyte membrane, a fuel cell comprising the membrane-electrode assembly, and a redox flow battery comprising the polyelectrolyte membrane.

Compound comprising aromatic ring having sulfonamide and ion transport group, polymer comprising same, and polyelectrolyte membrane using same

The present specification relates to a polymer and a polymer electrolyte membrane including the same.

The present specification relates to a polymer electrolyte membrane including two types of polymers.

The present specification relates to a polymerization composition, a polymer using the same, a polymer electrolyte membrane using the same, a fuel cell including the same, and a redox flow battery including the same.

Polymerization composition, polymer using polymerization composition, and polymer electrolyte membrane using polymer

The present specification relates to a polymer with improved acid resistance, a polymer electrolyte membrane including the same, a membrane-electrode assembly including the polymer electrolyte membrane, a fuel cell including the membrane-electrode assembly, and a redox flow battery including the polymer electrolyte membrane.

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Daejeon, South Korea

Yong Jin Jang