Cellulose Fiber-Reinforced PLA versus PP

Table 1

Tensile characteristics of PLA, PP, and their composites (mean value standard deviation).

Material	Tensile strength in MPa	Young’s modulus in GPa	Elongation at break in %
Compression molded samples
PP	13.5 (1.0)	0.73 (0.08)	>200
PLA	51.9 (3.6)	3.44 (0.23)	1.7 (0.2)
Lyocell/PP	33.3 (3.5)	2.50 (0.29)	3.8 (0.8)
Lyocell/PLA	87.6 (8.1)	9.95 (0.75)	3.6 (0.4)
Injection molded samples
PP	19.6 (0.3)	1.40 (0.22)	>200
PLA	59.9 (0.2)	3.57 (0.25)	2.0 (0.2)
Lyocell/PP	31.4 (1.0)	3.51 (0.15)	2.7 (0.4)
Lyocell/PLA	69.4 (1.6)	7.92 (0.69)	1.0 (0.2)