POSITIVE ELECTRODE PLATE AND ELECTROCHEMICAL DEVICE

This application relates to a positive electrode plate and an electrochemical device. The positive electrode plate comprises a metal current collector, a positive electrode active material layer and a safety coating disposed between the metal current collector and the positive electrode active material layer; the safety coating comprises a polymer matrix, a conductive material and an inorganic filler; the positive electrode active material layer comprises LiNiCoMeO, wherein −0.1≤x≤0.2, 0.6≤a