Teijin CNF Korea JV Begins Production of LIB Separators

Teijin says that Teijin CNF Korea (Asan), its previously announced joint venture with CNF, a major Korean film processor, has begun commercial production of Lielsort separators for lithium-ion secondary batteries (LIBs).  Of the two types of Lielsort brand separators, Teijin CNF Korea will initially produce the type coated with a fluorine-based compound that achieves superior adhesion to the polymer electrolyte and is highly resistant to oxidation. This process results in LIBs that offer higher output while maintaining stable high voltage, Teijin says. The...

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