A printed woodgrain pattern and a lustrous solid printed layer are formed by printing on the back surface of a transparent thermoplastic resin film to obtain a printed film. The printed film and a colored thermoplastic resin film are superposed, the printed film and the colored thermoplastic resin...http://www.google.com/patents/US5804285?utm_source=gb-gplus-sharePatent US5804285 - Decorative sheet and method for producing the same
