abstract |
As a polyhydroxy alkanoate having a monomer unit composition represented by the following formula (1),n n n Am B (1-m) (1)n n n Wherein A is represented by the following formula (2), and B is selected from the group consisting of monomer units represented by the following formula (3) or (4)n n n At least one selected, m is at least 0.01 and less than 1,n n n n n n n n In said formula, n is an integer of 0-10, k is 3 or 5, R is at least 1 or more group chosen from the group which consists of groups represented by following formula (5)-(7),n n n n n n n n In formula (5), R1 is a group selected from the group consisting of a hydrogen atom (H), a halogen atom, -CN, -NO 2 , -CF 3 , -C 2 F 5 , -C 3 F 7 , g Is selected from an integer of 1 to 8,n n n In formula (6), R2 is a group selected from the group consisting of a hydrogen atom (H), a halogen atom, -CN, -NO 2 , -CF 3 , -C 2 F 5 , -C 3 F 7 , and r Is selected from an integer of 1 to 8;n n n In formula (7), R3 is a group selected from the group consisting of a hydrogen atom (H), a halogen atom, -CN, -NO 2 , -CF 3 , -C 2 F 5 , -C 3 F 7 , s Is selected from an integer of 1 to 8.n n n In addition, an efficient manufacturing method is provided. |