摘要 |
<p>The glass flake of the present invention has a composition that includes, in terms of mass%, 60 < SiO 2 ‰¤ 65, 8 ‰¤ Al 2 O 3 ‰¤ 15, 47 ‰¤ (SiO 2 - Al 2 O 3 ) ‰¤ 57, 1 ‰¤ MgO ‰¤ 5, 18‰¤ CaO ‰¤ 30, 0 < Li 2 0 ‰¤ 4, 0 < (Li 2 O + Na 2 O + K 2 O) ‰¤ 4, and 0 ‰¤ TiO 2 5, and that is substantially free from B 2 O 3 , F, ZnO, BaO, SrO, and ZrO 2 .</p> |