fig1
From: Applications of flexible polyimide: barrier material, sensor material, and functional material
![Applications of flexible polyimide: barrier material, sensor material, and functional material](https://image.oaes.cc/20a85a8b-3151-4a16-8895-9df1ea8f96a1/5339.fig.1.jpg)
Figure 1. Summary of the applications of flexible PI. The three main applications are barrier materials that include heat insulation and flame retardant material[11], electrical insulation material[12], and sound absorbing material[13]; component materials used in humidity sensors[14], force sensors[15], temperature sensors[16], gas sensors[17] and other sensors; functional materials used as battery separator[18], colorless substrate[19], luminescent material[20], memory material[21], etc.