Composition for lithium ion secondary battery separator, two-part composition for lithium ion secondary battery separator, method of producing separator for lithium ion secondary battery, and method of producing lithium ion secondary battery

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United States of America Patent

PATENT NO 11831038
APP PUB NO 20210066691A1
SERIAL NO

16960086

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Importance

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Abstract

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Provided are a composition for a lithium ion secondary battery separator containing: a liquid medium; and 40 mass % or less of a first compound including a function-displaying functional group and having a molecular weight of 50,000 or less, and having a surface tension of 15 mN/m to 30 mN/m, and a two-part composition for a lithium ion secondary battery separator including: a first liquid containing a first compound and first liquid medium; and a second liquid containing a second compound and second liquid medium, wherein the first compound includes a function-displaying functional group and has a molecular weight of 50,000 or less, the second compound is reactive with the first compound and has a molecular weight of 50,000 or less, and the first and second liquids each contain the corresponding compound in a proportion of 40 mass % or less and have a surface tension of 15 mN/m to 30 mN/m.

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Patent Owner(s)

Patent OwnerAddress
ZEON CORPORATION6-2 MARUNOUCHI 1-CHOME CHIYODA-KU TOKYO 1008246

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Asai, Kazuki Tokyo, JP 30 32

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