journal article·2019-06-29Open access

Remarkably Facile Preparation of Superhydrophobic Functionalized Bismuth Trioxide (Bi2O3) Coatings

Tao-tao Liang, Xiao-gang Guo

Applied Sciences· Volume 9· Issue 13

Abstract

Herein, a novel superhydrophobic functionalized nano-Bi2O3 coating is designed and fabricated using electrophoretic assembly deposition (EAD) in the optimal suspension of polyethylene glycol, ethanol, acetylacetone, and surface functionalization. The small size (70 nm, nano-scale) of Bi2O3 particles and uniform distribution make the target film possessing a promising structure for realizing hydrophobic functionalization. Moreover, the hydrophobicity and stability results indicate that the product has a high-water contact angle (CA) of ca. 167° and is kept almost stable after 180 days exposure in the natural environment. These findings will provide new insight into a better design of superhydrophobic functional coatings via this facile method, holding great promise for future various applications.
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Research context

OpenAlex topics: Surface Modification and Superhydrophobicity · ZnO doping and properties · Advanced Sensor and Energy Harvesting Materials

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

Affiliations

Faculty of Materials and Energy, Southwest University, Chongqing 400715, China

Chongqing Key Laboratory of Inorganic Special Functional Materials, College of Chemistry and Chemical Engineering, Yangtze Normal University, Chongqing 408100, China

Green Intelligence Environmental School, Yangtze Normal University, Chongqing 408100, China

Material Corrosion and Protection Key Laboratory of Sichuan Province, College of Chemistry and Environmental Engineering, Institute of Functional Materials, Sichuan University of Science and Engineering, Zigong 643000, China

Funding

National Natural Science Foundation of China · scientific and technological research program of Chongqing Municipal Education commission · the young scientist growth support project of Yangtze Normal University · the opening project of material corrosion and protection key laboratory of Sichuan province

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