Figure 2

Images of a sessile drop measurement of the water contact angle on pristine PBO (a), HFTES/ƒ-PBO (b) and HFTES/UV-328/ƒ-PBO (c).

Images of a sessile drop measurement of the water contact angle on pristine PBO (a), HFTES/ƒ-PBO (b) and HFTES/UV-328/ƒ-PBO (c).