Surface Properties of Concrete and Bonding Strength of Pine Resin-Based Adhesives to Concrete Surfaces

Table 3

Chemical compositions of mixtures.

Position	Element with atomic percentage (%)
	C	O	Na	Mg	Al	Si	S	Ca
FN	2.49	69.81	0.53	0.46	1.36	7.35	0.18	17.82
FC	2.42	66.09	2.14	0.99	2.10	6.69	2.28	17.29
FS	2.17	72.68	0.42	—	0.46	2.75	0.69	20.83