Polypore, through its Celgard business, is a leading manufacturer of mono-layer polypropylene and multi-layer polypropylene/polyethylene separators used in rechargeable lithium-ion batteries.

Yurie-Wide has developed technology for the manufacture of polyethylene separators for lithium-ion batteries. The acquisition of Yurie-Wide will bring this membrane process technology to Polypore’s expanding lithium-ion product portfolio as well as a manufacturing base in Asia.