Samsung Sdi Co., Inc.

Industry-University Cooperation Foundation Hanyang University

Iucf-hyu

Woocheol Shin

Harim Lee

Seungtae Lee

Myungheui Woo

Minju Lee

Miyoung Son

Hyunbong Choi

Aeran Kim

Siyoung Cha

Pavel Shatunov

AeHui Goh

Duckhyun Kim

Soojin Kim

Taehyun Bae

Sanghoon Kim

Heeeun Yoo

Makhmut Khasanov

Jeonghye Lee

Moonsung Kim

Inhaeng Cho

Taeri Kwon

Dongwon Kim

Olga Tsay

Seonghun Jeong

Vladimir Egorov

Erang Cho

MiYoung Son

Manseok Han

Yunchae Jung

Ilkyong Kwon

Myunghoon Kim

Seulki Kim

ILKyoung Kwon

Provided are an electrolyte for a lithium metal battery and a lithium metal battery including the electrolyte, wherein the electrolyte includes a composite including a lithium ion-conductive compound which is a non-carbonate-based substance having resistance to reduction of lithium metal, a polymerization product of a crosslinkable polymer, and a lithium salt, wherein the lithium ion-conductive compound is glycol ether.

Electrolyte for lithium metal battery and lithium metal battery including the same

An organic electrolytic solution, including a first lithium salt, an organic solvent, and a bicyclic sulfate-based compound represented by Formula 1 below: wherein, in Formula 1, each of A1, A2, A3, and A4 is independently a covalent bond, a substituted or unsubstituted C1-C5 alkylene group, a carbonyl group, or a sulfinyl group, wherein both A1 and A2 are not a covalent bond and both A3 and A4 are not a covalent bond.

Organic electrolytic solution and lithium battery including the same

Provided are an additive for an electrolyte for a lithium battery, an electrolyte for a lithium battery, the electrolyte including the additive, and a lithium battery using the electrolyte. The additive includes a compound represented by Formula 1:[PO].[B(OSiRRR)]&#x2003;&#x2003;Formula 1 By adding the compound to the electrolyte, the lifetime characteristics of the lithium battery at high temperature may be improved.

Additive for electrolyte of lithium battery, electrolyte for lithium battery including same, and lithium battery employing same electrolyte

An organic electrolyte solution and a lithium battery, the organic electrolyte solution including an organic solvent; a lithium salt; a first compound, the first compound being represented by Formula 1 or Formula 2; and a second compound, the second compound being a succinonitrile-based compound represented by Formula 3: 

Organic electrolyte solution and lithium battery including organic electrolyte solution

Provided are an organic/inorganic composite electrolyte, an electrode-electrolyte assembly and a lithium secondary battery including the organic/inorganic composite electrolyte, and a manufacturing method of the electrode-electrolyte assembly. The porous organic/inorganic composite electrolyte, includes a first pore peak in a pore size range of about 100 nm to about 300 nm in a total pore distribution chart, and 50% or more of pores having a pore size range of about 100 nm to about 300 nm based on a total pore volume.

Organic/inorganic composite electrolyte, electrode-electrolyte assembly and lithium secondary battery including the same, and manufacturing method of the electrode-electrolyte assembly

An electrolyte and a lithium battery including the electrolyte, a positive electrode, and a negative electrode are provided. The electrolyte includes a lithium difluorophosphate (LiPOF), a sultam-based compound, and an organic solvent. The electrolyte may reduce an internal resistance increase rate of a lithium battery, and thus improve high-temperature stability of the lithium battery.

Electrolyte and lithium battery including the electrolyte

An electrolyte for a lithium battery and a lithium battery including the electrolyte, the electrolyte including a compound represented by Formula 1; and LiPOF, wherein, in Formula 1, Rand Rare each independently a substituted or unsubstituted C1-C10 alkyl group or -L-CN; and L and Lare each independently a substituted or unsubstituted C1-C5 alkylene group, a substituted or unsubstituted C6-C10 arylene group, or a substituted or unsubstituted C3-C20 heteroarylene group.

Electrolyte for lithium battery and lithium battery including the same

An electrolyte for a lithium battery includes an organic solvent; and a compound represented by Formula 1: wherein, in Formula 1, Xto X, Ato A, and Rto Rare further defined in the specification.

Electrolyte for lithium battery and lithium battery including the electrolyte

Provided is an organic electrolyte solution that includes a lithium salt, an organic solvent, and a sulfonate ester-based compound represented by Formula 1:R&#x2014;O&#x2014;S(&#x2550;O)&#x2014;R&#x2003;&#x2003;&#x3c;Formula 1&#x3e;

Organic electrolytic solution and lithium battery using the same

An electrolyte for a lithium battery and a lithium battery including the electrolyte, the electrolyte including a compound represented by Formula 1 below: 

An electrode assembly includes a first electrode at an upper part, a second electrode at a lower part, and an electrolyte membrane between the first electrode and the second electrode. Each of the first electrode and the second electrode includes an electrode active material layer, a tab portion, and a non-coated portion, the non-coated portion being located at at least one lateral side of the first electrode or the second electrode, and the non-coated portion of at least one of the first electrode and the second electrode includes at least one groove that is parallel to a thickness direction of the first electrode or the second electrode.

Electrode assembly, lithium battery including the same, and method of manufacturing the electrode assembly

In an aspect, an electrolyte additive and an electrolyte for a lithium battery and a lithium battery including the electrolyte additive is provided. The electrolyte additive includes a sulfone compound wherein the sulfonyl group is directly bonded to a halide group and an electron withdrawing group.

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

An electrolyte additive for a lithium battery, an electrolyte including the electrolyte additive, and a lithium battery including the electrolyte additive are disclosed. The electrolyte additive for a lithium battery includes a sulfonylmethylisocyanide-based compound. The electrolyte additive including the sulfonylmethylisocyanide-based compound may form a protective layer having improved high-temperature stability on positive and negative electrodes of a lithium battery, thereby improving the safety of the lithium battery.

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

An electrolytic solution for a lithium battery includes a lithium salt, an organic solvent; a disultone-based compound represented by Formula 1, and a non-polar unsaturated group-containing cyclic carbonate-based compound: 

Electrolytic solution for lithium battery and lithium battery using the same

Provided is an organic electrolyte solution including a disultone-based compound represented by Formula 1; a first lithium salt that is at least one selected from lithium bis(fluorosulfonyl) imide (Li(FSO)N) and lithium difluorophosphate (LiPOF); a second lithium salt; and an organic solvent: 

Growing community of inventors

Yongin-si, South Korea

Woocheol Shin