DENTAL MATERIALS WITH NANO-SIZED SILICA PARTICLES

摘要

Silica particles in a dry powder form are provided, wherein said silica particles have been treated with a silane surface treatment agent capable of polymerizing with a resin, are capable of being in a non-aggregated and non-agglomerated condition once they have been dispersed in a hardenable resin and have an average diameter of less than about 200nm.