Scanning electron microscopy (SEM) showed that the inorganic moieties existed in the form of nano-spheres within the epoxy matrix, when the organosilcon precursor was aged for one day.

• SEM观察表明，有机硅溶胶老化1天时，三种杂化材料中无机相均以纳米球形式分散于环氧树脂基体。