In the plastics industry, PET is mainly used as film and bottle, while the film can be used as packaging, decoration, tape base or capacitor insulation, PET sheet is also used as a photographic film base, PET is also used in large quantities for fiber, film and fiber properties of PET The viscosity is higher than that of PET paper for bottles. So recycling is also slightly different.
Scrap from PET film and fiber production plants can be used to make polyester/epoxy powder coatings . PET industrial waste can also be used as a binder. PET industrial waste can be modified to make hot melt adhesive for bonding flexible materials such as cloth, leather, paper, plastic, aluminum, etc. Unsaturated polyester can be obtained from waste PET film, sheet or fiber, which is used to make artificial marble.