Construction of ZnO/PCL Antibacterial Coating Potentially for Dental Unit Waterlines

The formation of bacterial biofilms and the contamination of treatment water within dental unit waterlines can lead to a risk of secondary bacterial infections in immunocompromised patients. Although chemical disinfectants can reduce the contamination of treatment water, they can also cause corrosio...

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Main Authors: Min Xing, Haifeng Zhang, Ling Zhang, Wenhao Qian
Format: Article
Language:English
Published: MDPI AG 2023-04-01
Series:Journal of Functional Biomaterials
Subjects:
Online Access:https://www.mdpi.com/2079-4983/14/4/225
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author Min Xing
Haifeng Zhang
Ling Zhang
Wenhao Qian
author_facet Min Xing
Haifeng Zhang
Ling Zhang
Wenhao Qian
author_sort Min Xing
collection DOAJ
description The formation of bacterial biofilms and the contamination of treatment water within dental unit waterlines can lead to a risk of secondary bacterial infections in immunocompromised patients. Although chemical disinfectants can reduce the contamination of treatment water, they can also cause corrosion damage to dental unit waterlines. Considering the antibacterial effect of ZnO, a ZnO-containing coating was prepared on the surface of polyurethane waterlines using polycaprolactone (PCL) with a good film-forming capacity. The ZnO-containing PCL coating improved the hydrophobicity of polyurethane waterlines, thus inhibiting the adhesion of bacteria. Moreover, the continuous slow release of Zn ions endowed polyurethane waterlines with antibacterial activity, thus effectively preventing the formation of bacterial biofilms. Meanwhile, the ZnO-containing PCL coating had good biocompatibility. The present study suggests that ZnO-containing PCL coating can realize a long-term antibacterial effect on the polyurethane waterlines by itself, providing a novel strategy for the manufacture of autonomous antibacterial dental unit waterlines.
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spelling doaj.art-ca6816077f9f4a08b4c0dec2ab141a0c2023-11-17T19:53:28ZengMDPI AGJournal of Functional Biomaterials2079-49832023-04-0114422510.3390/jfb14040225Construction of ZnO/PCL Antibacterial Coating Potentially for Dental Unit WaterlinesMin Xing0Haifeng Zhang1Ling Zhang2Wenhao Qian3Shanghai Xuhui District Dental Center, Shanghai 200032, ChinaState Key Laboratory of High Performance Ceramics and Superfine Microstructure, Shanghai Institute of Ceramics, Chinese Academy of Sciences, Shanghai 200050, ChinaShanghai Xuhui District Dental Center, Shanghai 200032, ChinaShanghai Xuhui District Dental Center, Shanghai 200032, ChinaThe formation of bacterial biofilms and the contamination of treatment water within dental unit waterlines can lead to a risk of secondary bacterial infections in immunocompromised patients. Although chemical disinfectants can reduce the contamination of treatment water, they can also cause corrosion damage to dental unit waterlines. Considering the antibacterial effect of ZnO, a ZnO-containing coating was prepared on the surface of polyurethane waterlines using polycaprolactone (PCL) with a good film-forming capacity. The ZnO-containing PCL coating improved the hydrophobicity of polyurethane waterlines, thus inhibiting the adhesion of bacteria. Moreover, the continuous slow release of Zn ions endowed polyurethane waterlines with antibacterial activity, thus effectively preventing the formation of bacterial biofilms. Meanwhile, the ZnO-containing PCL coating had good biocompatibility. The present study suggests that ZnO-containing PCL coating can realize a long-term antibacterial effect on the polyurethane waterlines by itself, providing a novel strategy for the manufacture of autonomous antibacterial dental unit waterlines.https://www.mdpi.com/2079-4983/14/4/225polyurethanedental unit waterlinesZnOantibacterial
spellingShingle Min Xing
Haifeng Zhang
Ling Zhang
Wenhao Qian
Construction of ZnO/PCL Antibacterial Coating Potentially for Dental Unit Waterlines
Journal of Functional Biomaterials
polyurethane
dental unit waterlines
ZnO
antibacterial
title Construction of ZnO/PCL Antibacterial Coating Potentially for Dental Unit Waterlines
title_full Construction of ZnO/PCL Antibacterial Coating Potentially for Dental Unit Waterlines
title_fullStr Construction of ZnO/PCL Antibacterial Coating Potentially for Dental Unit Waterlines
title_full_unstemmed Construction of ZnO/PCL Antibacterial Coating Potentially for Dental Unit Waterlines
title_short Construction of ZnO/PCL Antibacterial Coating Potentially for Dental Unit Waterlines
title_sort construction of zno pcl antibacterial coating potentially for dental unit waterlines
topic polyurethane
dental unit waterlines
ZnO
antibacterial
url https://www.mdpi.com/2079-4983/14/4/225
work_keys_str_mv AT minxing constructionofznopclantibacterialcoatingpotentiallyfordentalunitwaterlines
AT haifengzhang constructionofznopclantibacterialcoatingpotentiallyfordentalunitwaterlines
AT lingzhang constructionofznopclantibacterialcoatingpotentiallyfordentalunitwaterlines
AT wenhaoqian constructionofznopclantibacterialcoatingpotentiallyfordentalunitwaterlines