REMOVAL OF COLOR FROM THERMOPLASTICS

摘要

Process of decolorizing dyed thermoplastics are provided that includes intermixing a dyed thermoplastic with a decolorization agent solution at a temperature that is below the melting temperature for the thermoplastic. The processes for the first time are capable of removing substantial portions of dye from the thermoplastic providing a material that is suitabl for recycling processes and use in subsequent recycled articles.