Natural Fibre-Reinforced Biofoams

Table 13

Cell dimensions (𝑑_𝑛, 𝑑_𝑤), cell size polydispersity (PDI), cell density (𝑁_𝑐), cell-wall thickness (δ) as a function if the chemical blowing agent content (CBA1) (PLA 7000D temperature profile A and PLA 4032D temperature profile B; screw speed 30 rpm; die temperature 195°C; free cooling)—( ): standard deviation.

PLA	CBA1 (%wt)	𝑑𝑛 (μm)	𝑑𝑤 (μm)	PDI	𝑁𝑐 (cells·cm^−3) × 10^5	δ (μm)	𝐶𝑜 (%)
	2	90	105	0.86	11.25	48.14	10.91 (0.24)
7000D	3	95	104	0.91	10.13	46.46	14.72 (1.08)
	4	107	122	0.88	7.38	49.26	19.22 (0.69)
	2	134	144	0.93	2.72	95.39	19.12 (1.47)
4032D	3	125	174	0.72	4.02	70.80	24.49 (1.3)
	4	130	152	0.86	4.19	57.89	26.76 (1.11)