A perspective on biodegradable polymer biocomposites - from processing to degradation

Functional Composite Materials

Table 3 Properties of selected polymers (where LDPE = low density polyethylene)

Polymer	Density (g/cm³)	Tensile strength (MPa)	Elongation at break (%)	Elastic modulus (GPa)	Reference
PLA	1.20–1.25	21–63	2.5-6	0.35–3.5	[5, 35]
PHB	1.25	24–40	5–8	3.5-4	[35, 36]
PHBV (1 mol% 3HV)		32.5	8.8	2.6	[37]
PHBV (20 mol% 3HV)		32	50	1.2	[36]
Starch	1.5	5–6	31–44	0.125–0.85	[5, 35]
LDPE	0.910–0.925	40–78	90–800	0.055–0.38	[5]
PP	0.899–0.920	26–42	15–700	0.95–1.77	[5, 36]