In Vitro Bioactivity of Binary Nepheline-Fluorapatite Glass/Polymethyl-Methacrylate Composite

Table 2

Chemical composition of the glass batches.

Sample number	Molar ratio		Composition/mass-%						Product
	Ne	Ap	SiO2	Al2O3	CaO	Na2O	CaF2	P2O5
NeAp 75	75	25	31.72	26.92	12.83	16.36	1.35	10.83	Transparent glass
NeAp 80	80	20	33.83	28.71	10.26	17.46	1.08	9.06	Transparent glass
NeAp 85	85	15	35.95	30.51	7.70	18.55	0.81	6.79	Transparent glass
NeAp 90	90	10	38.06	32.30	5.13	19.64	0.54	4.53	Transparent glass

Ne: nepheline (NaAlSiO₄); Ap: fluorapatite (Ca₅(PO₄)₃F).