Samsung Sdi Co., Inc.

Aekyung Chemical Co., Ltd.

Industry-university Cooperation Foundation Hanyang University

Byung-Joo Chung

Eon-Mi Lee

Woo-Cheol Shin

Sang-Hoon Kim

Sang-Il Han

Pavel Shatunov

Mi-Hyun Lee

Myung-Hwan Jeong

Tae-Hyun Bae

Jung-Yi Yu

Moon-Sung Kim

Makhmut Khasanov

Vladimir Egorov

In-Haeng Cho

Alexey Tereshchenko

Ha-Rim Lee

Denis Chernyshov

Seung-Tae Lee

Duck-Hyun Kim

E-Rang Cho

Dong-Myung Choi

Kwang-Sik Choi

Nam-Seon Kim

Jung-Hyun Nam

Chun-Gyoo Lee

Chang-Ui Jeong

Yang-soo Kim

Jae-Hyuk Kim

Seung-Uk Kwon

Chang-Wook Kim

Soon-Sung Suh

Han-Eol Park

Ha-Na Yoo

Ju-Yong Kim

Jae-Myung Kim

Tae-Yoon Kim

Yoon-Chang Kim

Jong-Seo Choi

Jong-Ki Lee

Tae-Sik Kim

Yang-Soo Kim

Tae-Seup Song

Soo-Jung Kim

Yeon-Hee Yoon

Ki-Chun Kil

Un-Gyu Paik

Pavel Alexandrovich Shatunov

Alexey Tereshenko

A binder composition for a rechargeable lithium battery, a method of preparing the same, and a rechargeable lithium battery including the same. The binder composition includes lithium polyacrylate and a solvent and has a viscosity of about 500 cps to about 5000 cps.

Binder composition for rechargeable lithium battery, method of preparing the same, and rechargeable lithium battery including the same

In an aspect, a rechargeable lithium battery that includes a positive electrode; negative electrode; a separator interposed between the positive electrode and the negative electrode and including a porous substrate and a coating layer formed on at least one side of the porous substrate; and an electrolyte including a lithium salt, a non-aqueous organic solvent, and an additive is provided.

Rechargeable lithium battery and method of fabricating same

An electrolyte for a rechargeable lithium battery including a lithium salt, a non-aqueous organic solvent, and an additive, wherein the additive includes a compound represented by Chemical Formula 1 and a rechargeable lithium battery including the same.

Electrolyte and rechargeable lithium battery including same

In an aspect, a negative electrode for a lithium secondary battery and a method of manufacturing the same is provided. The negative electrode for the lithium secondary battery includes a negative active material layer.

Negative electrode for lithium secondary battery and method of manufacturing the same

A binder composition for a rechargeable lithium battery includes: an interpenetrating polymer network (IPN) structure including a cyclic polymer including a structural unit represented by Chemical Formula 1 or a structural unit represented by Chemical Formula 2, and polyacrylamide. A method of preparing the same, and an electrode for a rechargeable lithium battery and a rechargeable lithium battery including the same are also disclosed. In Chemical Formulae 1 and 2, Rto R, Rto R, and n and m are the same as defined in the detailed description.

Binder composition for rechargeable lithium battery, method of preparing same, electrode for rechargeable lithium battery and rechargeable lithium battery including same

An additive, the additive being for an electrolyte for a lithium secondary battery and represented by Chemical Formula 1: Rto Reach independently being hydrogen or a non-polar hydrocarbon group, is disclosed. An electrolyte, the electrolyte being for a lithium secondary battery and including: a non-aqueous organic solvent; a lithium salt; and the additive is also disclosed. A lithium secondary battery including: a positive electrode; a negative electrode facing the positive electrode; and a separator between the positive electrode and the negative electrode, the separator being impregnated with an electrolyte including the additive, is also disclosed.

Additive for electrolyte and electrolyte and lithium secondary battery

Rechargeable lithium battery and method of fabricating the same

An electrolyte additive represented by the following Chemical Formula 1, an electrolyte, and a rechargeable lithium battery are disclosed: In Chemical Formula 1, Rto Rand Lto Lare the same as defined in the detailed description.

Additive for electrolyte and electrolyte and rechargeable lithium battery

A binder for a rechargeable lithium battery includes a copolymer having a weight average molecular weight of about 10,000 to about 500,000 and including a repeating unit represented by Chemical Formula X and a repeating unit represented by Chemical Formula Y-1:  The binder may be used in preparing an electrode for a rechargeable lithium battery and a rechargeable lithium battery including the electrode exhibits improved stability, rate capability, and cycle-life.

Binder for rechargeable lithium battery, electrode for rechargeable lithium battery, method of preparing electrode for rechargeable lithium battery and rechargeable lithium battery including electrode

A binder composition for a rechargeable lithium battery includes a semi-interpenetrating polymer network (semi-IPN) including a copolymer including a repeating unit represented by the following Chemical Formula 1 and a repeating unit represented by the following Chemical Formula 2 and polyacrylamide, and polyalkylene glycol.  In Chemical Formula 1, Rand Rare the same or different and are independently selected from hydrogen, or a substituted or unsubstituted C1 to C10 alkyl group, and Rand Rare an alkali metal. In Chemical Formula 2, Rto Rare the same or different, and are independently hydrogen, a substituted or unsubstituted C1 to C30 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, or a substituted or unsubstituted C1 to C30 alkoxy group.

Binder composition for rechargeable lithium battery, preparing method of same, and rechargeable lithium battery including binder composition

A binder composition for a rechargeable lithium battery includes a semi-interpenetrating polymer network (semi-IPN) including a copolymer including a repeating unit represented by the following Chemical Formula 1 and a repeating unit represented by the following Chemical Formula 2, and polyacrylamide.  In Chemical Formula 1, Rand Rare the same or different and are independently selected from hydrogen, or a substituted or unsubstituted C1 to C10 alkyl group, and Rand Rare an alkali metal. In Chemical Formula 2, Rto Rare the same or different, and are independently hydrogen, a substituted or unsubstituted C1 to C30 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, or a substituted or unsubstituted C1 to C30 alkoxy group.

A positive active material for a rechargeable lithium battery includes a nickel-based composite oxide represented by the following Chemical Formula 1, wherein the nickel-based composite oxide includes an over lithiated oxide and non-continuous portions of a lithium nickel cobalt manganese oxide on a surface of the over lithiated oxide.LiNiCoMnO&#x2003;&#x2003;Chemical Formula 1

Positive active material for rechargeable lithium battery, method of preparing same, and rechargeable lithium battery including same

An active material for a secondary battery, a secondary battery including the active material, and a method of preparing an active material, the active material including a silicon-based core; and an aluminum-based coating layer on at least a part of the silicon-based core.

Active material for a secondary battery, secondary battery including the active material, and method of preparing an active material

A unit thermionic electric converter. The unit thermionic electric converter includes a case having a first end portion and a second end portion; a working fluid disposed inside the case; a solid electrolyte dividing the inside of the case; a first electrode disposed on a surface of the solid electrolyte; and a second electrode disposed on another surface of the solid electrolyte; wherein the first end portion and the second end portion are alternately heated by a heat source.

Unit thermionic electric converter and thermoelectric converter system

A beta alumina solid electrolyte (BASE) and a method of preparing the same are provided. When the method is used, evaporation of sodium is suppressed and thus a beta alumina solid electrolyte having a high density, a low porosity, and a composition that is near a desired (target) composition is produced.

Beta alumina solid electrolyte and method of preparing the same

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Yongin-si, South Korea

Byung-Joo Chung