Fig. 8
From: Superhydrophobic micro-nanofibers from PHBV-SiO2 biopolymer composites produced by electrospinning
a Variation in the initial WCAs of PHBV/SiO2 composite fibrous mats with increasing concentrations of SiO2–NPs. b Evaluation of droplet collapse time of PHBV/SiO2 composite fibrous mats as a function of SiO2–NP concentration