20 nm Hydrophobic Nanoparticles

153° Contact Angle on Mortar

Tuning the nanoparticle size achieves three-dimensional superhydrophobicity in mortar, effectively blocking water and corrosive ion penetration to protect embedded steel.

Chen, Depeng · Linling, Cui · Rong, Hui · De'e, Liu · Fang, Yuan · Thumelo Jonathan, Sithole · Yaling, Wang · Lv, Yajun · Lv, Zhong · Xiang, Tengfei

Construction and Building Materials 2025

Specifications

掺入
{'zh': '20', 'en': ''} nm

Advantages

Water absorption after 120 hours immersion is only 42.16% of ordinary mortar

Corrosion current density two orders of magnitude lower than ordinary mortar