A plastic foil for hot leaf stamping includes a layer of metal having a thickness in the range of 20 millimicrons to 100 millimicrons, a lacquer coating having a thickness in the range of 0.5 microns to 3 microns and a heat activatible adhesive. The metal layer lacquer coating and heat activatible...http://www.google.de/patents/US5674580?utm_source=gb-gplus-sharePatent US5674580 - Plastic foil for hot leaf stamping and method for forming
