Table 1 Mean value of surface roughness parameters (Ra) and root-mean-square (RMS) height of the samples
Samples | Ra/nm | RMS height/nm | |
---|---|---|---|
Polyester without nano-TiO2 | 0-h ageing | 10.147 | 190.67 |
1500-h ageing | 145.22 | 2105.00 | |
Polyester/2.0 wt% nano-TiO2 composite | 0-h ageing | 11.305 | 165.72 |
1500-h ageing | 49.534 | 523.00 |