Plastics film - or colour slide - projecting screen - is coated with colour-pigmented varnish contg. glass beads

摘要

Film or transparencies projecting screen comprises a substrate e.g. a plastics film or sheet or imitation leather sheet coated with a varnish on which evenly distributed glass beads are scattered. Coloured pigments, e.g. Alarticles or oragen- and/or red colour pigments or mother-of-pearl pigments are embedded in the varnish.