Title:
CYLINDRICAL SECONDARY BATTERY, AND BATTERY PACK AND VEHICLE INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2024/076106
Kind Code:
A1
Abstract:
The present invention relates to a cylindrical secondary battery including an insulation gasket interposed between a housing and a terminal. The insulation gasket included in the cylindrical secondary battery of the present invention may include a predetermined polymer resin and a predetermined flame-retardant additive, thereby improving the safety of the cylindrical secondary battery. Particularly, the present invention can prevent chain ignition or explosion by blocking shorting (shorts) between a positive electrode and a negative electrode even after ignition or explosion has already occurred.
Inventors:
HWANGBO KWANG-SU (KR)
KIM DO-GYUN (KR)
OH JEONG-SEOP (KR)
LIM GU-MIN (KR)
JO MIN-KI (KR)
CHOI SU-JI (KR)
KIM DO-GYUN (KR)
OH JEONG-SEOP (KR)
LIM GU-MIN (KR)
JO MIN-KI (KR)
CHOI SU-JI (KR)
Application Number:
PCT/KR2023/015083
Publication Date:
April 11, 2024
Filing Date:
September 27, 2023
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
H01M50/59; H01M50/188; H01M50/195; H01M50/213; H01M50/249
Attorney, Agent or Firm:
PHIL & ONZI INT'L PATENT & LAW FIRM (KR)
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