Procedure for the removal of Ink printed on Plastic Films, which comprises grinding Film Free of impurities, remove the ink with a Cleaning solution of surfactants in water at basic pH and washing of the film.

摘要

The present invention relates to a method for removing ink printed on a plastic film comprising various physical/chemical treatments. The main steps in the method are: conditioning the material, grinding, removing ink from the film, washing the film, recovering the cleaning solution, recovering the pigment and drying the film. As a result of the method, it is possible to obtain, on one hand, a plastic film free of ink and, on the other hand, the pigment. Said products may be reused in industry, thereby enhancing the value chain of the product.