PBAT bụ plastik thermoplastic nke a na-ere ere n'ime ya. Ọ bụ copolymer nke butanediol adipate na butanediol terephthalate. O nwere njirimara nke PBA na PBT. Ọ bụghị naanị na ọ nwere ezigbo ductility na ogologo oge mgbe ọ gbasịrị, kamakwa ọ nwere ezigbo iguzogide okpomọkụ na mmetụta; Na mgbakwunye, ọ nwekwara ezigbo biodegradability. Ọ bụ otu n'ime ihe ndị kachasị arụ ọrụ na nyocha nke plastik ndị a na-ere ere n'ime ya na otu n'ime ihe ndị kacha mma a na-ere ere n'ahịa.
PBAT bụ polima ọkara kristal. Okpomọkụ kristal na-adịkarị ihe dịka 110 ℃, ebe agbaze bụ ihe dịka 130 ℃, njupụta ya dịkwa n'etiti 1.18g/ml na 1.3g/ml. Nkịtị nke PBAT dị ihe dịka 30%, ike nke osimiri karịrị 85. PBAT bụ copolymer nke polyester aliphatic na aromatic, nke na-ejikọta ihe onwunwe mmebi dị mma nke polyester aliphatic na ezigbo ihe onwunwe nke polyester aromatic. Arụmọrụ nhazi nke PBAT yiri nke LDPE. Enwere ike iji ngwa nhazi LDPE maka ịfụ ihe nkiri.