| 摘要 |
PROBLEM TO BE SOLVED: To improve a glass filler to be blended with resin (especially, acrylic resin) with respect to at least one selected from a refractive index, acid resistance, and density.SOLUTION: There is provided a glass filler comprising a glass composition containing 60≤SiO≤80, 5≤BO≤20, 5≤AlO≤15, 9<NaO<13, and 0.1≤(MgO+CaO)<1 in terms of mass%. The glass filler has a conformation corresponding to at least one selected from, for example, scaly glass, a chopped strand, milled fiber, glass powder, and glass beads. |
