abstract |
The invention provides a composition for a photo-alignment film, which can be used for preparing the photo-alignment film with excellent alignment property, and a photo-alignment film, an optical laminated body and an image display device which are prepared by using the composition for the photo-alignment film. The composition for a photo-alignment film of the present invention comprises: a polymer a having a constitutional unit a1 containing a cinnamate group; and a low-molecular compound B having a cinnamate group and having a smaller molecular weight than the polymer A. |