Research Article

Synthesis of Photochromic AgCl-Urethane Resin Composite Films

Figure 2

Time dependence of the transmittance of the films with (Sample 2) and without (Sample 1) CuCl2, at 420 nm wavelength. (a) shows the darkening property. (b) shows the fading property.
784202.fig.002a
(a)
784202.fig.002b
(b)