Fig. 4
From: Improving the marine biodegradability of poly(alkylene succinate)-based copolymers
BOD biodegradation curves of the obtained polymers: (A) PES and PBS; (B) PESAd20, 15, 10, 5; (C) PESSub20, 15, 10, 5; (D) PESSeb20, 15, 10, 5; (E) PESDDD20, 15, 10, 5; and (F) PBS-based copolymers
