Samsung Sdi Co., Inc.

Postech Academy-industry Foundation

Sogang University Research Foundation

Postech Research and Business Development Foundation

Hyunbong Choi

Hoon Bae Kim

Hoon Sik Kim

Aeran Kim

Pavel Shatunov

Myungheui Woo

Harim Lee

Olga Tsay

Jin-Hyeok Lim

Hyejin Park

Wonseok Cho

Myunghwan Jeong

Soojin Kim

Jeongmin Shin

Younghye Kang

Jungmin Han

Jinhyeok Lim

Junyong Lee

Tae Jin Lee

Duckjae You

Taejin Lee

Suyeol Ryu

Dongyoung Kim

Woocheol Shin

Miyoung Son

Seungtae Lee

Woo Cheol Shin

AeHui Goh

Injun Park

Hyejeong Jeong

Sanghoon Kim

Jinah Seo

Seonghun Jeong

Yunhee Kim

Makhmut Khasanov

Moon Jeong Park

Sundae Kim

Yeji Yang

Bongjin Moon

Jungjin Moon

MiYoung Son

Myunghoon Kim

Kayoung Jeon

Myungjun Park

Seungryong Oh

Hongryeol Park

Haneol Kang

Sangwoo Park

Sohee Kim

Aehui Goh

Provided is an electrolyte for a lithium secondary battery, the electrolyte including a non-aqueous organic solvent, a lithium salt, and an additive, wherein the additive includes a compound represented by Chemical Formula 1. The definitions of each of the substituents in Chemical Formula 1 are as set forth in the detailed description.

Electrolyte for lithium secondary battery and lithium secondary battery comprising same

Provided is an electrolyte solution for a lithium secondary battery, the electrolyte solution comprising a non-aqueous organic solvent, a lithium salt, and an additive, wherein the additive includes a compound represented by Chemical Formula 1. The contents of Chemical Formula 1 are the same as described in the specification.

Electrolyte solution for lithium secondary battery and lithium secondary battery comprising same

Provided are an electrolyte additive for lithium secondary battery including a compound represented by Formula 1 below, an electrolyte for lithium secondary battery including the same, and a lithium secondary battery including the electrolyte.

Electrolyte additive for lithium secondary battery, electrolyte for lithium secondary battery including the same, and lithium secondary battery

An additive for electrolytes includes a compound represented by Formula 1. The silyl moieties at both ends of the compound may coordinate water to suppress or reduce hydrolysis of LiPF, and may also form a SEI film capable of improving battery performance. Additional embodiments of the present disclosure provide an electrolyte including the additive; and a lithium secondary battery including the electrolyte.

Additive for electrolyte, electrolyte including additive, and lithium secondary battery including electrolyte

Provided are an electrolyte additive for lithium secondary batteries, an electrolyte for lithium secondary batteries including the same, and a lithium secondary battery including the electrolyte, the additive including a compound represented by Formula 1 below: In Formula 1, Rto Rare as defined in the detailed description.

Electrolyte additive for lithium secondary battery, electrolyte for lithium secondary battery including the same, and lithium secondary battery including electrolyte

An electrolyte for a rechargeable lithium battery includes a non-aqueous organic solvent, a lithium salt, and an additive, wherein the additive includes a compound represented by Chemical Formula 1 and a compound represented by Chemical Formula 2: wherein X is a fluoro group, a chloro group, a bromo group, or an iodo group, and A is a C1 to C10 alkylene group or (—CH—O—CH—), wherein m is an integer of 1 to 10.

Electrolyte for rechargeable lithium battery and rechargeable lithium battery

The present disclosure relates to an electrolyte for a lithium secondary battery and a lithium secondary battery comprising same, the electrolyte comprising: a non-aqueous organic solvent; a lithium salt; and an additive, wherein the additive includes a compound represented by Chemical Formula 1 and a negative electrode film forming agent. Formula 1 is as described in the specification. For example, the electrolyte for a lithium secondary battery includes a non-aqueous organic solvent, a lithium salt, and an additive, and the additive includes a compound represented by Chemical Formula 1 and a negative electrode film forming agent. Description of Chemical Formula 1 is as described in the specification.

An additive, an electrolyte for a rechargeable lithium battery, and a rechargeable lithium battery, the additive being represented by Chemical Formula 1:

Additive, electrolyte for rechargeable lithium battery, and rechargeable lithium battery

An additive for a lithium secondary battery includes a compound represented by Formula 1 below, where Rto Rare as defined in the disclosure. An electrolyte for a lithium secondary battery includes: a lithium salt; a non-aqueous organic solvent; and the additive. A lithium secondary battery includes: a cathode; an anode; and the electrolyte.

Electrolyte additive for lithium secondary battery and lithium secondary battery including the same

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

An electrolyte additive for a lithium secondary battery, an electrolyte, and a lithium secondary battery, the additive including a compound represented by Formulabelow:

Additive, electrolyte for lithium secondary battery and lithium secondary battery including the same

An additive represented by Chemical Formula 1, an electrolyte for a rechargeable lithium battery including the same, and a rechargeable lithium battery,

Additive, electrolyte for rechargeable lithium battery, and rechargeable lithium battery including the same

An electrolyte additive for a lithium secondary battery, an electrolyte, and a lithium secondary battery, the additive comprising a compound represented by Formula 1 below:

Elecrolyte additive for lithium secondary battery, electrolyte for lithium secondary battery, and lithium secondary battery including electrolyte

An additive, an electrolyte for a rechargeable lithium battery, and a rechargeable lithium battery, the additive being represented by Chemical Formula 1: 

Additive, electrolyte for rechargeable lithium battery and rechargeable lithium battery including the same

Disclosed are an electrolyte for a lithium secondary battery and a lithium secondary battery comprising the same. The electrolyte for a lithium secondary battery, according to an embodiment, can comprise: a nonaqueous organic solvent; a lithium salt; a first additive comprising a compound represented by a specific chemical formula; and a second additive including at least one of lithium difluorophosphate (LiPOF), a cyclic carbonate including a fluorine atom, and a dinitrile compound.

Electrolyte for lithium secondary battery, and lithium secondary battery comprising same

Growing community of inventors

Yongin-si, South Korea

Hyunbong Choi