COATING DEVICE, METHOD FOR MANUFACTURING A SEPARATOR USING THE SAME, AND SEPARATOR FOR LITHIUM SECONDARY BATTERY MANUFACTURED THEREBY

The present invention provides a coating device including: a coater head; an accommodation chamber that is located inside the coater head and accommodates a coating solution; an ultrasonic generator that is located inside the coater head and applies ultrasonic waves to the coating solution accommodated in the accommodation chamber; and a coating bar that transfers the coating solution from the accommodation chamber onto at least one surface of a substrate being transported in one direction.