Samsung Sdi Co., Inc.

Hoseong Kim

Jaehyung Kim

Jinwoo Kim

Taegon Kim

Junhyung Lee

Jungmin Kang

Youngkwang Yun

Andrew Tae Kim

Minhee Lee

Joonsup Kim

Jaehee Ha

Kichul Ham

Junggun Lim

Jaehee Kyoung

Daesung Ro

A secondary battery includes: an electrode assembly; a case accommodating the electrode assembly; an electrode tab extending from the electrode assembly; a sealing part for insulating the electrode tab from the case; and an insulation film around the electrode tab and between the sealing part and the electrode assembly.

Secondary battery

A secondary battery including a pouch; an electrode assembly in the pouch, the electrode assembly comprising a first electrode plate, a second electrode plate and a separator between the first electrode plate and the second electrode plate; and a first electrode tab and a second electrode tab extending from the electrode assembly, wherein a portion of at least one of the first electrode tab or the second electrode tab protruding from the pouch is non-planar along its length.

A secondary battery including an electrode assembly; a pouch case accommodating the electrode assembly and including an unsealed part and a sealed part at a wing portion of the pouch case; and an electrode tab including a first side electrically connected to the electrode assembly, and a second side drawn out from the pouch case through the wing portion, and the unsealed part includes a first unsealed part at an outer periphery of the wing portion which is directed toward the second side of the electrode tab, and a second unsealed part at an inner periphery of the wing portion which is directed toward the electrode assembly, and the sealed part is between the first unsealed part and the second unsealed part.

Growing community of inventors

Yongin-si, South Korea

Hoseong Kim