Samsung Sdi Co., Inc.

Samsung Electronics Co., Ltd.

Jinah Seo

Yoonsok Kang

Dongyoung Kim

Hosang Park

Insun Park

Myongchun Koh

Jungjoo Cho

Yeonji Chung

Eunha Park

Jihyun Jang

Pavel Shatunov

Hyunbong Choi

Jin-Hyeok Lim

Aeran Kim

Olga Tsay

Myunghwan Jeong

Soojin Kim

Wonseok Cho

Jeongmin Shin

Suyeol Ryu

Younghye Kang

Junyong Lee

Minsik Park

Tae Jin Lee

Basab Roy

Injun Park

Hyejeong Jeong

An electrolyte and a lithium secondary battery including the same. The electrolyte includes a lithium salt; an organic solvent; and at least one siloxane compound represented by Formula 1 or Formula 2, wherein an amount of the at least one siloxane compound is about 0.05 wt % to about 20 wt % based on a total weight of the electrolyte. In Formulae 1 and 2, group substituents and number indices are as defined in the specification.

Electrolyte containing siloxane compound and lithium secondary battery including the electrolyte

A lithium battery including: a cathode; an anode; and an electrolyte between the cathode and the anode, wherein the electrolyte includes a lithium salt and a non-aqueous solvent including ethylene carbonate (EC), an amount of the EC per 100 parts by volume of the non-aqueous solvent is about 5 parts by volume to about 15 parts by volume, and wherein the cathode includes a cathode active material represented by Formula 1,LiNiMOA&#x2003;&#x2003;Formula 1

Lithium battery

A lithium battery including: a cathode; an anode; and an electrolyte between the cathode and the anode, wherein the cathode includes a cathode active material represented by Formula 1,LiNiMOA&#x2003;&#x2003;Formula 1 

An electrolyte including: a lithium salt; a non-aqueous solvent; a compound represented by Formula 1; and a compound represented by Formula 2 wherein R, R, R, R, and Rin Formulae 1 and 2 are as described in the detailed description.

Electrolyte, lithium secondary battery including the electrolyte, and method of manufacturing the electrolyte

The present invention relates to a lithium secondary battery. The lithium secondary battery includes a positive electrode including a positive active material; a negative electrode including a negative active material; and an electrolyte including a non-aqueous organic solvent, a lithium salt, and an additive including a compound represented by Chemical Formula 1. The negative active material includes Si at about 0.1 wt % to about 32 wt % in amount based on a total weight of the negative active material. 

Lithium secondary battery comprising electrolyte

An electrolyte includes: a lithium salt; a non-aqueous solvent; and a disulfonate compound represented by Formula 1: 

Bis(phenyl) methanedisulfonate-based additive and lithium secondary battery comprising the same

An electrolyte for a lithium secondary battery, the electrolyte including: a compound represented by Formula 1; a lithium salt; and an organic solvent, wherein an amount of the compound represented by Formula 1 is less than about 3.0 weight percent, based on a total weight of the electrolyte: wherein, in Formula 1, Rto Rare each independently selected from hydrogen, fluorine, a C1-C10 alkyl group, and a C6-C10 aryl group.

Electrolyte for lithium secondary battery and lithium secondary battery including the electrolyte

An electrolyte additive for a lithium battery comprising a sulfone compound represented by Formula 1: 

Electrolyte additive for lithium battery, organic electrolyte solution including the same, and lithium battery including the same

A nonaqueous electrolyte for a lithium secondary battery, the nonaqueous electrolyte including a fluorine-containing lithium salt, an organic solvent, and an organosilicon compound represented by Formula 1: wherein, in Formula 1, Rto Rare independently a C-Calkyl group, and n is an integer selected from 1 to 10. Also a lithium secondary battery including the nonaqueous electrolyte.

Nonaqueous electrolyte for lithium secondary battery and lithium secondary battery employing the same

A lithium secondary battery including: a cathode including a high-voltage cathode active material; an anode; and an electrolyte disposed between the cathode and the anode, wherein the high-voltage cathode active material has a charge cut-off voltage of about 4.2 Volts or greater with respect to a lithium (Li) counter electrode, and wherein the electrolyte includes an organic fluorinated ether compound represented by Formula 1, an organic solvent, and a lithium salt:R&#x2014;O&#x2014;CFH&#x2014;R&#x2003;&#x2003;Formula 1

Lithium secondary battery

An electrolyte for a lithium secondary battery, the electrolyte including: a lithium salt, an organic solvent, and an organic fluorinated ether compound represented by Formula 1:CH&#x2014;CH&#x2014;O&#x2014;CF&#x2014;CHF&#x2014;R&#x2003;&#x2003;Formula 1

Electrolyte for lithium secondary battery and lithium secondary battery employing the same

A lithium secondary battery including a positive electrode including a positive active material represented by Formula 1; a negative electrode; and an electrolyte disposed between the positive electrode and the negative electrode, the electrolyte including a lithium salt; a nonaqueous solvent; and a cyclic compound represented by Formula 2, 

Lithium secondary battery comprising disulfonate additive and method of preparing the same

An electrolyte for a lithium secondary battery, the electrolyte including: a lithium salt, an organic solvent, and an organic fluorinated ether compound represented by Formula 1:R&#x2014;O&#x2014;CF&#x2014;CHF&#x2014;R&#x2003;&#x2003;Formula 1

A nonaqueous electrolyte for a lithium secondary battery, the nonaqueous electrolyte including: a fluorine-containing lithium salt, an organic solvent, and an organosilicon compound represented by Formula 1: wherein, in Formula 1, Rto Rmay be each independently a C-Calkyl group. Also a lithium secondary battery including the nonaqueous electrolyte.

An electrolyte for a lithium secondary battery, the electrolyte including: a lithium salt, an organic solvent, and an organic fluorinated ether compound represented by Formula 1:CF&#x2014;R&#x2014;O&#x2014;CF&#x2014;CHF&#x2014;(CH)&#x2014;CF&#x2003;&#x2003;Formula 1

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Seoul, South Korea

Jinah Seo