Thin film transistor and its manufacturing method, array substrate, display panel and device
A technology for thin film transistors and a manufacturing method, which are applied in the fields of display panels and devices, array substrates, thin film transistors and their manufacturing methods, can solve the problems of restricting the popularization of organic thin film transistor technology, and achieve the effect of simple wet preparation.
Active Publication Date: 2018-12-28
BOE TECH GRP CO LTD +1
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- Description
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- Application Information
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Problems solved by technology
However, the organic materials of organic thin film transistors are difficult to form on the film layer (generally a hydrophilic structural layer) carrying organic materials through a large-area wet process, which limits the promotion of organic thin film transistor technology.
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[0028] The specific implementation manners of the present invention will be further described below in conjunction with the drawings and examples. The following examples are only used to illustrate the technical solution of the present invention more clearly, but not to limit the protection scope of the present invention.
[0029] The manufacturing method of the thin film transistor provided by the present invention includes the step of forming an organic semiconductor layer on the hydrophilic structural layer; the step of forming the organic semiconductor layer on the hydrophilic structural layer includes:
[0030] forming an oleophilic material layer on the upper surface of the hydrophilic structural layer;
[0031] Patterning the lipophilic material layer, removing the lipophilic material outside the area where the organic semiconductor layer is to be formed, and retaining the lipophilic material located in the area where the organic semiconductor layer is to be formed to o...
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The invention provides a thin film transistor and its manufacturing method, array substrate, display panel and device, the method includes the step of forming an organic semiconductor layer on the hydrophilic structural layer; The step of the organic semiconductor layer, comprising: forming an oleophilic material layer on the upper surface of the hydrophilic structural layer; patterning the oleophilic material layer to remove the oleophilic material outside the area where the organic semiconductor layer is to be formed Retaining the lipophilic material in the region where the organic semiconductor layer is to be formed to obtain the lipophilic layer; using the lipophilic organic material to form the organic semiconductor layer on the lipophilic layer by a wet process. The manufacturing method of the thin film transistor provided by the present invention can relatively simply realize the wet method preparation of the thin film transistor.
Description
technical field [0001] The invention relates to the field of display technology, in particular to a thin film transistor and a manufacturing method thereof, an array substrate, a display panel and a device. Background technique [0002] With the development of display manufacturing technology, liquid crystal display technology has developed rapidly, and has replaced traditional picture tube displays and become the mainstream of future flat panel displays. In the field of liquid crystal display technology, TFT-LCD (Thin Film Transistor Liquid Crystal Display) is widely used in televisions, computers and other fields due to its large size, high integration, powerful functions, flexible process, and low cost. . [0003] An organic thin film transistor refers to a transistor in which the semiconductor layer is made of organic materials. Compared with traditional thin film transistors, organic thin film transistors are cheaper to manufacture and have wider application value. H...
Claims
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IPC IPC(8): H01L51/00H01L51/05H10K99/00
CPCH10K71/20H10K10/466H10K59/12G03F7/40H10K71/12H10K71/191H10K10/484G03F7/20G03F7/32
Inventor 李鸿鹏
Owner BOE TECH GRP CO LTD