Comparison


Diacoat’s PDLC film
Competitor’s t-aC film

*VDI 3198 Indentation test shows cracks and peel off due to poor adhesion (right), high stress on competitor's t-aC coating.


DiACOAT Technologies' PDLC film specification


Film Properties PDLC (t-aC) Typical DLC (a-C:H)
Diamond bonding structure Approx. 85% Approx. 25%
Density (g/cubic cm) 3.8 2
Max Hardness (Gpa) Approx. 40 Approx. 15
Coefficient of Friction Approx. 0.1 Approx. 0.14
Coating Temprature (°C) < 100 Approx. 200
Working Temperature (°C) 350 350
Typical Thickness (ηm) 1 to 2 1 to 2