| abstract |
The invention discloses a piezochromic material containing an indolo[3,2-b]carbazole structural unit, and the piezochromic material has the following structural formula: Where R represents a hydrogen atom, methyl, ethyl or isopropyl, n represents 1, 2 or 3, Ar represents The present invention also discloses the application of the piezochromic material containing the indolo[3,2-b]carbazole structural unit in electroluminescence devices. The piezochromic material is non-toxic, has a simple preparation process and low cost. And has excellent piezochromic properties. |