摘要 |
In the present invention, provided is a thin film type battery cell which includes a positive electrode having a single layer or multi-layers in which positive electrode active material particles are electrically connected; a negative electrode having a single layer or multi-layers in which negative electrode active material particles are electrically connected; and a separation layer which electrically insulates the positive electrode and the negative electrode and is connected to the positive and negative electrode in which ions are capable of moving, whose entire thickness ranges from 10 micrometers to 1000 micrometers. |