Properties and Biodegradability of Thermoplastic Starch Obtained from Granular Starches Grafted with Polycaprolactone

Table 2

Effect of reaction conditions on the grafting parameters.

Code	Starch/monomer relation	Catalyst (g)	Monomer (g)	Graft (%)	Addition (%)	Grafting efficiency (%)
St-g-PCL1	50/50	0.625 (12.5%)	5	13	11	28
St-g-PCL2	50/50	1.25 (25%)	5	68	40	88
St-g-PCL3	50/50	1.875 (37.5%)	5	64	39	72
St-g-PCL4	75/25	1.25 (25%)	2.5	42	30	92
St-g-PCL5	25/75	1.25 (25%)	7.5	21	18	22
St-g-PCL6	50/50	25 (25%)	100	76	43	72
St-g-PCL7	75/25	25 (25%)	50	35	26	50