Production method for non-aqueous electrolyte secondary battery

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United States of America Patent

PATENT NO 9647297
APP PUB NO 20140352140A1
SERIAL NO

14372892

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Abstract

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According to the present invention, there is provided a seal step (ST105) storing an electrode laminate in which a separator is disposed between a positive electrode and a negative electrode and an electrolyte within an exterior body constituted by a laminate film and sealing the exterior body; a pressure application step (ST106) of applying a pressure to the exterior body in which the electrode laminate is stored by means of a flat plate press working or so forth; charge step (ST102) of charging up to a full charge; a gas removal step (ST107) of unsealing the exterior body and removing gas generated within the exterior body at the charge step; and a re-seal step (ST108) of sealing the exterior body after the gas removal step.

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Patent Owner(s)

Patent OwnerAddress
ENVISION AESC JAPAN LTD10-1 HIRONODAI 2-CHOME ZAMA-SHI KANAGAWA 2520012 ?2520012

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Amemiya, Chika Yokohama, JP 4 22
Iga, Daisuke Chofu, JP 9 75
Tasaki, Shinichi Yokohama, JP 21 517
Yasooka, Takeshi Yamato, JP 12 38

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