Samsung Electronics Co., Ltd.

Samsung Sdi Co., Inc.

Jirae Kim

Hyorang Kang

Wonseok Chang

Kihyun Kim

Myungjin Lee

Dooyeon Lee

Jaeeun Kim

Youngeal Kim

An anodeless lithium metal battery includes: a cathode including a cathode current collector and a cathode active material layer on the cathode current collector; an anode current collector on the cathode; a composite electrolyte between the cathode and the anode current collector, wherein the composite electrolyte, wherein the composite electrolyte includes a first liquid electrolyte and a metal comprising at least one of a lithium metal and a lithium metal alloy; and a liquid-impermeable ion-conductive composite membrane between the cathode and the composite electrolyte.

Anodeless lithium metal battery and method of manufacturing the same

A secondary battery includes: an anode including an anode active material on an anode active material support; a cathode including a cathode active material on a cathode active material support; a separator between the anode and the cathode; an anode guide extending in a first direction from a first region along an edge of the anode active material support; and a cathode guide extending in a second direction from a second region along an edge of the cathode active material support.

Secondary battery and method of manufacturing the same

A rolling device for an electrode including an all-solid electrolyte layer, the rolling device including: a first roller including a plurality of first protrusions protruding from a surface of the first roller; and a second roller opposite the first roller, wherein the second roller comprises a plurality of second protrusions on a surface of the second roller.

Rolling device for electrode

A secondary battery including: an electrode assembly including a first electrode, a second electrode, and a separator interposed between the first electrode and the second electrode; and an accommodation portion, wherein the electrode assembly is disposed in the accommodation portion, and wherein a semipermeable electrolyte solution storage portion is adjacent to the electrode assembly in an upper end or a lower end of the accommodation portion.

Secondary battery including electrolyte storage portion

A polymer including a first repeating unit represented by Formula 1, a second repeating unit represented by Formula 2, and a third repeating unit: 

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Seoul, South Korea

Jirae Kim