Effect of Sizing Agents on Surface Properties of T800 Grade CF and Thermal Aging Time on Mechanical Properties of T800 Grade CF/Epoxy Composites

Table 4

The fitting results of C1s peak.

Carbon fiber	-C-C- or –C-H; 284.8 eV	-C-OH or –C-OR; 286.3 eV	-C=O; 287.0 eV	-COOH or -COOR; 290.0 eV	Activated carbon atom ratio/%
CCF800A	67.34	30.00	2.62	0.11	32.66
CCF800B	72.66	22.93	3.22	1.19	27.34
CCF800C	71.46	25.25	3.02	0.38	28.54