Preparation and Characterization of Biodegradable Composited Films Based on Potato Starch/Glycerol/Gelatin

Table 4

The factor loading matrix of three components.

Index	Principal components			Percentage (%)
	1	2	3
T%	0.514	−0.538	0.575	13
Thickness(mm)	0.844	0.475	0.062	34
E%	0.772	0.313	−0.520	18
TS (MPa)	0.038	0.705	0.662	30
WS (%)	0.668	−0.586	0.041	5

− indicated negative correlative.