. 2014 Jul 4;16(8):2520. doi: 10.1007/s11051-014-2520-1

Table 1.

Coating systems, analyzed spray processes and sample identification key

Coating system	TNPA	SSC	SMC	SGA	Sample ID
Two-pack polyurethane coating	–	x	x		PU
	ZnO^a	x	x		PU–ZnO
	Fe₂O^b₃	x	x		PU–Fe₂O₃
Acrylate topcoat with TiO₂ pigment particles	–	x	x		ACL
	ZnO^a	x	x		ACL–ZnO
	Fe₂O^b₃	x	x		ACL–Fe₂O₃
Water-based coating with TiO₂ pigment particles	–	x	x	x	WL
Water-based coating with TiO₂ pigment particles	SiO^c₂	x	x	x	WL–SiO₂
Organic solvent-based mixed coating	–	x	x	x	LML
Organic solvent-based mixed coating	SiO^c₂	x	x	x	LML–SiO₂

^aFormulation LP-X 21217

^bFormulation JS-08-032A

^cHydrophobized synthetic amorphous silica