Abstract: A super-hydrophobic film layer, a preparation method thereof, and a product thereof are provided, the preparation method includes using a siloxane monomer as a reaction material to form a super-hydrophobic film layer on a surface of a substrate by a plasma enhanced chemical vapor deposition.

Abstract: Provided in the present disclosure are a coating apparatus and an application thereof, being used for coating on the surface of a substrate, the coating apparatus comprises a feeding device and a device main body, wherein the feeding device is configured to communicate with the apparatus device main body, the feeding device comprises a gas feeding device and a liquid feeding device, the gas feeding device is in communication with the device main body and is used for transmitting a gaseous gas raw material to the device main body, the liquid feeding device is in communication with the device main body and is used for transmitting a liquid gasified gas raw material to the device main body, the device main body is used for preparing a thin film based on the gas raw material, and the same coating apparatus can be used for preparing various thin films or film layers with different properties or of different types on the surface of the substrate.