Structural Analysis of Polyhedral Oligomeric Silsesquioxane Coated SiC Nanoparticles and Their Applications in Thermoset Polymers

Table 2

Surface chemical composition of OI system form XPS analysis.

Samples	Composition (atomic %)			Atomic ratio of O/Si
	Si	O	C
As-received SiC	19.05	15.86	65.09	0.83
POSS OI neat	16.01	24.21	59.78	1.51
SiC : OI = 1 : 1	27.64	14.74	57.62	0.53
SiC : OI = 1 : 2	26.90	15.11	57.98	0.56
Physical mixture of SiC/OI (1 : 1)	39.16	12.31	48.53	0.31