The polyester blend composition and the biodegradation characteristic film which then is produced

摘要

At least two which is selected from the copolymer of specification copolymers, blend of especially ramification and linear biodegradation characteristic copolymer, the polyester blend composition which is included. Also production method of the blown film, and the aforementioned polyester blend composition and the aforementioned film which are produced from the aforementioned polyester blend composition is offered and. The aforementioned film biodegradation characteristic, is transparent, it possesses the mechanical characteristics which are superior.