PU or TPU? The one-question test

PU or TPU? The one-question test

“PU film” and “TPU film” are quoted as if interchangeable. They are not. Answer one question to see which family your job needs.

Basis: thermoplastic polyurethane is “any of the polyurethane polymers that are thermoplastic… in contrast to most polyurethanes, which are thermosets, hardening irreversibly” (Wikipedia / Olabisi et al.). This helper is a starting point, not a specification.

Does your process — or the product’s end of life — require the film to be re-melted, welded, thermoformed, or recycled?