摘要 |
PROBLEM TO BE SOLVED: To improve the quality of a coated product.SOLUTION: A coating apparatus 1 of a coating liquid includes: a coating head 4 for discharging the coating liquid; a container 5 for storing the coating liquid to be supplied to the coating head 4; an stirrer 6 for stirring the coating liquid in the container 5; a detector 7 for detecting concentration information of the coating liquid in the container 5 at least at two points vertically spaced apart from each other in a height direction of the container 5; and a controller 8 for controlling the stirring force of the stirrer 6 based on the concentration information at two points detected by the detector 7. |