| 摘要 |
PROBLEM TO BE SOLVED: To provide a biodegradable resin sheet which contains a poly(3-hydroxyalkanoate), can satisfactorily form a film even without using a crystal nucleating agent and has an excellent barrier property.SOLUTION: There is provided a biodegradable resin sheet 10 which comprises a first biodegradable resin layer 11 and a second biodegradable resin layer 12, wherein the first biodegradable resin layer 11 contains 10 to 90 mass% of a poly(3-hydroxyalkanoate), the content ratio of the poly(3-hydroxyalkanoate) in the second biodegradable resin layer 12 is less than 10 mass%, the content ratio of the poly(3-hydroxyalkanoate) based on the total mass is 10 to 60 mass%, and the biodegradable resin sheet 10 is formed by simultaneous multilayer formation. |
