on the contrary, Toyota would be the one looking to Electrovaya for thin flexible ceramic separator SEPARION ® P20 for utility-scale and electric vehicle applications.A separator is a value-added membrane that acts as a critical safety barrier inside a lithium ion battery. SEPARION ® is a unique ceramic separator that withstands unusually high temperature incursions and thus makes a lithium battery much safer. SEPARION ® is proven in more than two million large-format lithium ion cells powering advanced applications such as electric vehicles and grid-scale energy storage.