Thermostable and nonflammable polyimide/zirconia compound …
Besides, the coin batteries of LiNi 0.8 Co 0.1 Mn 0.1 O 2 (NCM811)/electrolyte-separator/lithium (Li) assembled with PI/ZrO 2 compound separator exhibit enhanced rate performance, high discharge capacity retention rate of 88.3% after 100 cycles at 1C and excellent battery safety performance even at 140 °C.