Lg Energy Solution, Ltd.

Sue Jin Kim

Joo Hwan Sung

Younguk Park

Hyeon Min Song

Han Sol Park

Minsu Cho

Sunghae Park

Junghyun Choi

Jingoo Kwak

Jinsu Jang

Duk Hyun Ryu

Byoung Gu Lee

Myung An Lee

Kwan Hee Lee

The present disclosure relates to an anode for a lithium secondary battery, wherein an anode material layer is formed on at least one surface of an anode current collector, and

Anode including graphite and silicon-based material having different diameters and lithium secondary battery including the same

A lithium secondary battery which includes an electrode assembly in which a positive electrode plate, a negative electrode plate, and a separator interposed between the positive electrode plate and the negative electrode plate are wound in one direction, a battery can in which the electrode assembly is accommodated, and a sealing body which seals an open end of the battery can. The positive electrode plate includes positive electrode active material comprising single particles, quasi-single particles, or a combination thereof, and the positive electrode active material has Dof 1.0 μm or more.

Lithium secondary battery

An insulator for a secondary battery and a secondary battery including the insulator are disclosed. According to one aspect, an insulator for a secondary battery includes: a body part configured to define a body; and a buffer part adhering to a top surface of the body part, wherein the buffer part includes a plurality of protrusions that protrude upward, and the body part is made of a material different from that of the buffer part.

Insulator for secondary battery and secondary battery including the same

Growing community of inventors

Daejeon, South Korea

Sue Jin Kim