Visible Light Induced Enhanced Photocatalytic Degradation of Industrial Effluents (Rhodamine B) in Aqueous Media Using TiO₂ Nanoparticles

Table 2

Critical surfaces tension and contact angles of water for polymers typically used for synthetic fibre production [27–30].

Polymer surface	Abbreviation	Contact angle of water (°)	Surface tension (mN/m)
Polytetrafluoroethylene	PTFE	108	18,5
Polyvinyl fluoride	PVF	80	28
Polyethylene	PE	94	31
Polyvinyl chloride	PVC	87	39
Common synthetic fibres
Polyester	PES	81	43
Polyamide 66	Nylon, PA	70	46
Poly(lactic acid)	PLA	124,3	36
Common natural fibres
Cotton	CO	0	72