Improved coating performance of slot die coater for roll-to-roll system
Design Details
Preliminary design of slot die and coating conditions using slot die coating theory.
Optimization of slot die nozzle design by flow analysis of slot die movement conditions
Flow visualization and coating performance quantification of slot die nozzle areas .
CFD Results
Determine the optimal shape and dimensions of the die nozzle that has the best coating thickness uniformity and does not cause coating defects.
Before design optimization
After design optimization
Source of featured image : Yibo Tu et al.,’Slot-die coating fabrication of perovskite solar cells toward commercialization,’ Journal of Alloys and Compounds, Volume 942, 5 May 2023.