FLEXIBLE ELECTRODE ASSEMBLY AND BATTERY COMPRISING SAME

Title:

FLEXIBLE ELECTRODE ASSEMBLY AND BATTERY COMPRISING SAME

Document Type and Number:

WIPO Patent Application WO/2022/119399

Kind Code:

A1

Abstract:

An electronic device according to one embodiment of the present document comprises: a plurality of anode substrates; a plurality of cathode substrates; and a separation film arranged between each anode substrate and each cathode substrate, wherein each anode substrate and each cathode substrate include an alternately arranged electrode assembly, each anode substrate includes a first coated part, a second coated part, and a first uncoated part arranged between the first coated part and the second coated part, each cathode substrate includes a third coated part, a fourth coated part, and a second uncoated part arranged between the third coated part and the fourth coated part, the first uncoated part and the second uncoated part are formed in a wrinkle pattern, the electrode assembly has a first height, a first length corresponding to the unfolded state of a first wrinkle pattern located at the center of the first height is formed to be shorter than a second length corresponding to the unfolded state of the second wrinkle pattern located at a point that is higher than the center of the first height, and the first length can be formed to be shorter than a third length corresponding to the unfolded state of a third wrinkle pattern located at a point that is lower than the center of the first height.

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Inventors:

JEON YONGSUB (KR)
HEO CHANGRYONG (KR)
JANG KIYOUN (KR)
CHO CHIHYUN (KR)
CHOI JAEMAN (KR)
PYUN JOOYIL (KR)

Application Number:

PCT/KR2021/018275

Publication Date:

June 09, 2022

Filing Date:

December 03, 2021

Export Citation:

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Assignee:

SAMSUNG ELECTRONICS CO LTD (KR)

International Classes:

H01M10/04; H01M50/531

Foreign References:

JP2003257471A	2003-09-12
KR20200074741A	2020-06-25
JP2017059442A	2017-03-23
JP2002157997A	2002-05-31
KR20200113737A	2020-10-07

Attorney, Agent or Firm:

KWON, Hyuk-Rok et al. (KR)

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