METHOD FOR MANUFACTURING ELECTROCHEMICAL DEVICE SEPARATOR
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United States of America
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Issued Date -
Dec 12, 2024
app pub date -
Aug 7, 2023
filing date -
Aug 7, 2023
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Abstract
The present disclosure relates to a method for manufacturing a separator for an electrochemical device, which includes (S1) preparing a coating slurry including a polymer binder, inorganic particles, and a dispersion medium; (S2) heating at least one surface of a porous substrate; and (S3) applying the coating slurry prepared in the step (S1) to the at least one surface of the porous substrate heated in the step (S2) to form a porous coating layer, wherein the porous coating layer includes an area, where the polymer binder is filmed, in at least a portion of the surface in contact with the porous substrate.
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