Ni/Co/SiO_(2) hydrophobic coatings were fabricated by embedding SiO_(2) nanoparticles into Ni/Co coatings using pulsed electrodeposition,followed by a liquid-phase hydrophobic treatment.Microstructure and morphology a...Ni/Co/SiO_(2) hydrophobic coatings were fabricated by embedding SiO_(2) nanoparticles into Ni/Co coatings using pulsed electrodeposition,followed by a liquid-phase hydrophobic treatment.Microstructure and morphology analysis of the composite coatings revealed that the SiO_(2) nanoparticles were homogenously distributed in the Ni/Co coating,and the surfaces of the samples were close-grained without crack.Furthermore,the SiO_(2) nanoparti-cles in the coating formed micro-nano structures on its surface,such that the contact angle reached 125°following the hydrophobic modification.The surface of the hydrophobic coating was found to be abrasion resistant and ex-hibited long-term stability in water.The corrosion inhibition efficiency of the Ni/Co/SiO_(2) hydrophobic coatings on a Q235 carbon steel substrate in simulated seawater solution reached 98.6%,indicating optimal anti-corrosion performance.展开更多
基金the Distinguished Taishan Scholars in Climbing plan(No.tspd20161006).
文摘Ni/Co/SiO_(2) hydrophobic coatings were fabricated by embedding SiO_(2) nanoparticles into Ni/Co coatings using pulsed electrodeposition,followed by a liquid-phase hydrophobic treatment.Microstructure and morphology analysis of the composite coatings revealed that the SiO_(2) nanoparticles were homogenously distributed in the Ni/Co coating,and the surfaces of the samples were close-grained without crack.Furthermore,the SiO_(2) nanoparti-cles in the coating formed micro-nano structures on its surface,such that the contact angle reached 125°following the hydrophobic modification.The surface of the hydrophobic coating was found to be abrasion resistant and ex-hibited long-term stability in water.The corrosion inhibition efficiency of the Ni/Co/SiO_(2) hydrophobic coatings on a Q235 carbon steel substrate in simulated seawater solution reached 98.6%,indicating optimal anti-corrosion performance.
