Samsung Electronics Co., Ltd.

Samsung Sdi Co., Inc.

Joung-won Park

Doo-yeon Lee

Myung-jin Lee

Duk-Jin Oh

Seung-sik Hwang

Hee-young Sun

Han-su Kim

Ji-Won Lee

Gue-sung Kim

Jae-gu Yoon

Jun-young Mun

Yoon-sok Kang

Myung Jin Lee

Moon-Sung Kang

Ji-Su Kim

Jae-Man Choi

Seung Uk Son

Soo-Jin Moon

Basab Roy

Byong-Cheol Shin

Kwang-Soon Ahn

Wha-Sup Lee

Jae-Kwan Lee

Moon-Seok Kwon

Seung-Uk Son

Hyeon-jung Cha

Moon-sung Kang

A composition for filling an ion exchange membrane, a method of preparing the ion exchange membrane, the filled ion exchange membrane, and a redox flow battery using the filled ion exchange membrane. The composition includes an ion conductive material and a water soluble support.

Ion exchange membrane filling composition, method of preparing ion exchange membrane, ion exchange membrane, and redox flow battery

Provided is a redox flow battery including a positive electrode cell having a positive electrode and a catholyte solution; a negative electrode cell having a negative electrode and an anolyte solution; and an ion-exchange membrane disposed between the positive electrode cell and the negative electrode cell, wherein the catholyte solution and the anolyte solution each includes a non-aqueous solvent, a supporting electrolyte, and an electrolyte, and wherein the electrolyte includes a metal-ligand coordination compound, and at least one of the metal-ligand coordination compounds includes a ligand having an electron donating group.

Redox flow battery

A redox flow battery including a cathode cell having a cathode and a catholyte solution; an anode cell having an anode and an anolyte solution; and an ion exchange membrane disposed between the cathode cell and the anode cell, wherein the catholyte solution and the anolyte solution each include an electrolyte, wherein the electrolyte includes a plurality of metal-ligand coordination compounds, wherein at least one of the metal-ligand coordination compounds includes two or more different ligands, and wherein a dipole moment of the metal-ligand coordination compound is greater than 0.

A redox flow battery. A metal-ligand coordination compound including an aromatic ligand that contains an electron withdrawing group is used as the catholyte and/or the anolyte so that a redox flow battery having high energy density and excellent charge/discharge efficiency may be provided.

An organic electrolyte solution including a solvent; an electrolyte including a metal-ligand coordination compound; and an additive including a hydrophobic group and a metal affinic group.

Organic electrolyte solution and redox flow battery including the same

A redox flow battery includes a positive electrode electrolyte and a negative electrode electrolyte, each of which includes a metal-ligand coordination complex, in which a metal of a metal-ligand coordination complex of the positive electrode electrolyte is different from a metal of a metal-ligand coordination complex of the negative electrode electrolyte. Due to use of different metals in the positive and negative electrode electrolytes, the redox flow battery has high energy density and high charge and discharge efficiency.

An anode includes a collector; and an anode active material layer disposed on the collector comprises an anode active material, which is lithium oxide coated LiTiO, a conductive material, and a binder, wherein the lithium oxide intercalates and/or deintercalates lithium ions into and from the lattice structure of LiTiO. By coating the surface of the anode active material with lithium oxide, an anode including the surface-treated anode active material has a high capacity, high-rate properties, and a high initial efficiency.

Surface treated anode active material and method of making the same, anode including the same, and lithium battery including the same

A metal-ligand coordination compound containing an aliphatic ligand useful as a catholyte and/or an anolyte that enables the provision of a redox flow battery having high energy efficiency and charge/discharge efficiency.

A composition for filling an ion exchange membrane including a first aromatic vinyl monomer having a halogenated alkyl group or a quaternary ammonium salt group, a method of preparing the ion exchange membrane, an ion exchange membrane prepared using the method, and a redox flow battery including the ion exchange membrane.

An organic electrolyte solution for use in a redox flow battery and the redox flow battery including the organic electrolyte solution has a high energy density because re-precipitation is prevented in the organic electrolyte solution or eduction is prevented in an electrode during reduction of a metal ion used as an electrolyte.

A redox flow battery has a high energy density and an excellent charge and discharge efficiency because re-precipitation is prevented in an electrolyte solution or eduction is prevented in an electrode during reduction of a metal ion used as an electrolyte.

A dye for a dye sensitized photovoltaic cell is disclosed. A dye sensitized photovoltaic cell including the dye is also disclosed. The dye includes a metal composite treated with a cation selected from imidazolium cations, pyridinium cations, pyrrolidinium cations, and quinolidinium cations.

Growing community of inventors

Seongnam-si, South Korea

Joung-won Park