Research Article

Enhanced Hydrophilicity and Protein Adsorption of Titanium Surface by Sodium Bicarbonate Solution

Table 2

WCAs of SLA and machined specimens from three test groups, 0, 10, 30, 60, and 120 min of exposure in the air (, mean ± SD).

Modification0 min10 min30 min60 min120 min

SLA NaHCO3-treated0.0 ± 0.00.0 ± 0.022.0 ± 10.647.6 ± 9.554.4 ± 10.4
SLA rinsed2.0 ± 4.02.9 ± 5.815.0 ± 6.850.1 ± 9.653.0 ± 14.6
Machined NaHCO3-treated37.5 ± 3.441.4 ± 3.745.7 ± 11.656.2 ± 13.356.9 ± 9.2
Machined rinsed53.1 ± 19.152.5 ± 12.055.9 ± 11.156.3 ± 10.755.6 ± 18.3