SEALANT AND PREPARATION METHOD THEREFOR

摘要

Provided are a sealant and a preparation method therefor. The sealant contains, by weight percentage, 60%-70% low viscosity epoxy acrylate light-cured resin, 1%-5% epoxy resin, 0.5%-1% photoinitiator, 5%-10% heat curing agent, 1%-2% coupling agent, 5%-10% organic powder, 5%-10% inorganic powder, and 1%-5% porous glass microspheres processed by safe gas. The preparation method comprises: (1) mixing the components for constituting the sealant, to obtain a mixture; (2) compounding the mixture; and (3) defoaming the compounded mixture.