Celgard files patent infringement lawsuit against LG Chem over Li-ion separator technology
Green Car Congress
JANUARY 31, 2014
Celgard, LLC, a subsidiary of Polypore International, Inc., The patent in the lawsuit covers ceramic composite layer lithium-ion battery separators developed by Celgard for high-energy rechargeable lithium-ion batteries. SRS uses nanoscale ceramic particles to prevent internal short circuits. and LG Chem America, Inc.
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