abstract |
The photoconductive film in a photoconductor contains as a binder a polycarbonate of formula (I) optionally together with a further binder which is (i) a bisphenol-A polycarbonate of formula (II); (ii) a bisphenol-Z polycarbonate of formula (III); or (iii) a polycarbonate of formula (IV); (where l, m, n, o, r and s = 10-1000, especially 50-500). |