PHOTOACTIVE FILM, ITS PREPARATION AND USE, AND PREPARATION OF SURFACE RELIEF AND OPTICALLY ANISOTROPIC STRUCTURES BY IRRADIATING SAID FILM

摘要

The present invention relates to a homogeneous, photoactive film consisting of or comprising a polyelectrolyte carrying residues which may undergo a photoreaction, the polyelectrolyte mainly comprising at least one structure according to any of formulae (I) to (IV), namely [Pol(R*-P-R')]_o