Journal of Nanomaterials / 2015 / Article / Tab 3

Research Article

Functionalization of Cellulose Fibres with Oxygen Plasma and ZnO Nanoparticles for Achieving UV Protective Properties

Table 3

Ultraviolet protection factor (UPF), transmission () in the UVA and UVB region, ultraviolet radiation (UVR), UVA-, and UVB-blocking properties, and UPF rating of the cotton samples.

SampleUPF (UVA) (%) (UVB) (%) (UVR) (%)UVA % blockingUVB % blockingUPF rating

UN4.1228.4226.6426.6071.5876.36Unrateable
UN + ZnO33.637.442.956.0492.5697.0630
P_10 s + ZnO58.526.731.595.1693.2798.4150+
P_20 s + ZnO61.866.411.464.9093.5998.5450+
P_30 s + ZnO65.936.131.534.72793.8798.4750+

UN: untreated, P_10 s: oxygen plasma-treated for 10 s, P_20 s: oxygen plasma-treated for 20 s, P_30 s: oxygen plasma-treated for 30 s, and ZnO: functionalization with ZnO nanoparticles.