規格 Grade D50, μm D100, μm SSA, m²/g 壁厚 Wall thickness nm 中空度Hollowness % 密度 Density g/cm³ Dk @10GHz Df @10GHz 處理劑 Treatment agent S71 S50VA 0.4 0.6 10.8 70 40 1.4 2.2 0.0005~0.0006 乙烯基 Vinyl
