Separator for Electricity Storage Devices, and Electricity Storage Device
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Apr 21, 2022
app pub date -
Dec 30, 2021
filing date -
Dec 30, 2021
priority date (Note) -
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Abstract
A separator for electricity storage devices, which comprises a porous layer that contains a polyolefin resin and an ionic compound, and which is configured such that: the content of the ionic compound in the porous layer is from 5% by mass to 99% by mass (inclusive); and the degree of whiteness of this separator is more than 98.0.
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