Samsung Sdi Co., Inc.

Osong Medical Innovation Foundation, Korea University Research and Business Foundation

Yongho Kim

Hyeri Eom

Junghyun Nam

Jin Seok Park

Juhye Bae

Hyun Wook Jung

Seyeong Kang

Min-young Jeong

Won-Gi Ahn

A slot die for manufacturing a rechargeable battery electrode includes a first block with a chamber to accommodate an active material slurry, a second block facing and attached to the first block, a shim between the first and second blocks and including facing end portions, and a slot between the first and second blocks, and between the facing end portions, the slot including a first side defined by the first block, and a second side defined by the second block and facing the first side. Each of the end portions of the shim includes a width adjuster protruding to a second reference point from a first reference point in a width direction by a first adjusting width, extending to a third reference point from the second reference point at a first angle with respect to a discharging direction, and having a first adjusting length in the discharging direction.

Slot die for manufacturing rechargeable battery electrode

Provided are an anode for a lithium secondary battery and a lithium secondary battery comprising the same. The anode comprises: a current collector; an anode active material layer disposed on the current collector; and a coating layer disposed on the anode active material layer and including an inorganic material and a binder polymer, wherein the binder polymer has a decomposition temperature of 100&#xb0; C. to 400&#xb0; C., and an elastic modulus of 1.0 GPa to 3.0 GPa at 220&#xb0; C. or lower.

Anode for lithium secondary battery and lithium secondary battery comprising same

Growing community of inventors

Yongin-si, South Korea

Yongho Kim