Products: Celgard^® Lithium Battery Separators

Celgard® battery separators are polypropylene (PP), polyethylene (PE), or trilayer PP/PE/PP electrolytic separator membranes that are among the most highly-engineered and critical components of lithium battery systems. They provide a barrier between the anode and the cathode while enabling the exchange of lithium ions from one side of the battery to the other.

Unparalleled Product Portfolio

Celgard has the broadest portfolio of products available in the lithium battery separator industry, designed to meet the needs of battery cell manufacturers and their customers. All Celgard® battery separators offer excellent energy and power performance, dimensional integrity, and chemical and thermal stability in lithium battery applications.

For more information on Celgard® lithium-ion battery separators, please visit our pages on Monolayer PP, Monolayer PE, Trilayer PP/PE/PP, and Specialty Membranes, or contact your local Celgard sales or technical service representative.

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