Definition: Polymers of organic acids and alcohols, with ester linkages--usually polyethylene terephthalate; can be cured into hard plastic, films or tapes, or fibers which can be woven into fabrics, meshes or velours.
polyethylene oxide-polybutylene terephthalate copolymer [ PEO-PBT,Polyactive ] alloplastic tympanic membrane material; copolymer of polyethylene oxide and polybutylene terephthalate; used as a skin substitute
