SLIT COATER AND STRUCTURE FOR EASILY RECYCLING COATING LIQUID

摘要

PURPOSE: A slit coater and a spread solution recycling structure easily recycle a flowing down spread solution without being spread on a coating. CONSTITUTION: A slit coater which can be easily recycled comprises a body; a slit nozzle (210) which is formed on the upper side of the body and spray a spread solution upwards; a supply line (220) which is formed in the body and supplies the spread solution to the slit nozzle; a drain groove (120) which is formed on the upper side of the body and near the slit nozzle; a discharge channel (130) which consists of a hole penetrating the body and one end of which is connected to the drain groove; a discharge line (140) which is connected to the opposite end of the discharge line from the lower side of the slit coater. [Reference numerals] (AA) A-A' cross section