abstract |
The present invention relates to a kind of colour generation polyimide film, including:As the polyimide polymer obtained by diamine monomer and dianhydride monomer react, wherein, the diamine monomer is made up of diaminodiphenyl ether and phenylenediamine, and the dianhydride monomer is pyromellitic acid anhydride;Delustering agent, including polyimides;And colouring agent.The polyimide film of the present invention has low gloss value, low light transmittance and low thermal coefficient of expansion. |