Design, Materials, and Mechanobiology of Biodegradable Scaffolds for Bone Tissue Engineering

Table 2

Mechanical properties of typical polymers and copolymers for tissue engineering. From Maurus and Kaeding, Wu et al., and Middleton and Tipton [131, 137, 141].

Materials	Compressive/tensile strength (MPa)	Young’s modulus (GPa)	Elongation (%)	Melting point (°C)	Glass-transition temp (°C)	Loss of strength (months)	Loss of mass (months)
PLLA poly(L-lactide)	28–2300	4.8	5–10	175	60–65	6	24–68
PDLLA; poly(DL-lactide)	29–150	1.9	3–10	165–180	40–69	1-2	12–16
PGA; poly(glycolide)	350–920	12.5	15–20	200	35–40	1-2	6–12
85/15 DLPLG; poly(DL-lactide-co-glycolide)					50–55		5-6
75/25 DLPLG; poly(DL-lactide-co-glycolide)	41.4–55.2	2.0	3–10	Amorphous	50–55	1-2	4-5
65/35 DLPLG; poly(DL-lactide-co-glycolide)					45–50		3-4
50/50 DLPLG; poly(DL-lactide-co-glycolide)					45–50		1-2
PCL poly(ε-caprolactone)	23	0.4	300–500	57	50–60	9–12	>24