Effect of Soil Burial on Tensile Properties of Polypropylene/Plasticized Cassava Starch Blends

Table 2

Percent decrease in tensile strength of PP/PCCS after biodegradation.

Starch contents; (Wt.%)	% loss in tensile strength; after 30 days	% loss in tensile strength; after 60 days	% loss in tensile strength; after 90 days
0	0.66	1.44	2.05
10	5.80	9.42	21.16
20	6.44	11.95	18.67
30	7.77	13.64	22.08
40	9.01	8.87	18.26
50	11.69	17.84	20.23