What are the polyimide applications in the LCD color filter?

The function of the color filter (CF) is to realize the colorization of the TFT-LCD panel. The basic structure of the color filter is composed of a glass substrate, a black matrix, a color layer, a protective layer and an ITO conductive film. The color filter is manufactured The methods mainly include dyeing method, pigment dispersion method, printing method, electroplating method and inkjet method.