Alignment film, preparation method thereof and display panel
A technology of alignment film and compound, which is applied in the field of display panel, alignment film and its preparation, can solve the problems affecting the reliability of display panel, afterimage, etc., and achieve the effect of improving afterimage and reducing volume resistance
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[0023] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts fall within the protection scope of the present invention.
[0024] An embodiment of the present invention provides an alignment film, which is obtained by reacting a dianhydride compound, a branched diamine compound, and a highly conjugated polymer material. In the embodiment of the present invention, by modifying the alignment film material of the prior art, an alignment film material with low volume resistance performance can be obtained, so that the residual DC bias voltage in the display panel can be quickly released, thereby improv...
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