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US 10,481,438 B2Granted
Display baseplate and preparation method thereof, and display device
AssigneesBoe Technology Group Co., Ltd., Beijing Boe Display Technology Co., Ltd.
InventorWei Cao
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Abstract
A display baseplate and preparation method thereof, and a display device are provided, which belong to the field of display technology. The display baseplate includes a substrate and a conductive alignment film over the substrate. The conductive alignment film is of a composite material comprising graphene and polyimide.
Claims18
A display baseplate, comprising:
- a substrate and
- a conductive alignment film over the substrate,
- wherein the conductive alignment film is of a composite material comprising graphene, polyacrylic acid, and polyimide.
A method for preparing a display baseplate, comprising:
- forming a composite material comprising graphene and polyimide;
- and
- forming a conductive alignment film on a substrate of the display baseplate, wherein conductive alignment film is formed using the composite material,
- wherein forming of the composite material comprises:
- providing graphene oxide;
- preparing a mixture of graphene oxide and polyacrylic acid;
- and
- causing a reduction of the mixture of the graphene oxide and polyacrylic acid, thereby producing the composite material comprising graphene and polyimide.
5 more elements
Dependencies are inferred from the claim text.