Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Ji Eun Lee0
Soon Ju Choi0
Eun Ju Lee0
Ji Hoon Ryu0
Seok Koo Kim0
Date of Patent
October 29, 2024
0Patent Application Number
177617460
Date Filed
September 17, 2020
0Patent Primary Examiner
Patent abstract
The present invention relates to a method for manufacturing a secondary battery and a secondary battery. The method for manufacturing the secondary battery comprises an accommodation step of accommodating an electrode assembly in an accommodation part of a battery case, a vent membrane mounting step of mounting a vent membrane on a discharge hole, which passes between the inside and outside of the battery case, in the battery case, and a case sealing step of sealing the battery case, wherein the vent membrane allows only a gas to pass through the discharge hole of the battery case, but blocks a liquid.
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