Two types of microporous polymer separators were studied: Celgard® H2010 (trilayer) and Celgard® Q20S1HX (Ceramic-Coated Trilayer); both membranes encompass a PP/PE/PP composition with a thickness of 20 and 16 μm, respectively. The latter possesses an additional 4 μm ceramic coating on one side. The materials were supplied by Celgard (Celgard, LLC, Charlotte, NC, USA). Table 1 presents further information provided by the manufacturer.
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