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Polymer brushes on structural surfaces: a novel synergistic strategy for perfectly resisting algae settlement
Biomaterials Science ( IF 6.6 ) Pub Date : 2017-10-26 00:00:00 , DOI: 10.1039/c7bm00842b
Yu Zhang 1, 2, 3, 4, 5 , Haiyuan Hu 1, 2, 3, 4, 5 , Xiaowei Pei 1, 2, 3, 4, 5 , Yupeng Liu 1, 2, 3, 4, 5 , Qian Ye 1, 2, 3, 4, 5 , Feng Zhou 1, 2, 3, 4, 5
Affiliation  

The current paper reports a novel model of a marine antibiofouling surface based on polymer brushes on a wrinkled silicone elastomer. Polymer brushes (POEGMA and PSPMA) were grafted via surface-initiated atom transfer radical polymerization (SI-ATRP). Successful grafting was verified with various characterization techniques including infrared spectroscopy, X-ray photoelectron spectroscopy and contact angle measurements. A series of laboratory static and dynamic bioassays as well as field immersion tests were carried out to systematically investigate the relationship between surface chemistry, surface topography and antifouling properties. The results indicated that the adhesion of marine organisms was strongly influenced by the surface chemistry composition and surface topography structure. The synergistic effect of the surface chemistry, surface topography and bulk properties of the substrates endowed the new marine coatings with excellent antifouling properties.

中文翻译:

结构表面上的聚合物刷:完美抵抗藻类沉降的新型协同策略

目前的论文报道了一种新型的海洋生物防污表面模型,该模型基于起皱的有机硅弹性体上的聚合物刷。聚合物刷(POEGMA和PSPMA)通过以下方式接枝表面引发的原子转移自由基聚合(SI-ATRP)。嫁接成功已通过各种表征技术进行了验证,包括红外光谱,X射线光电子能谱和接触角测量。进行了一系列的实验室静态和动态生物测定以及现场浸没测试,以系统地研究表面化学,表面形貌和防污性能之间的关系。结果表明,海洋生物的粘附受到表面化学成分和表面形貌结构的强烈影响。表面化学,表面形貌和基材的整体性能的协同作用赋予了新型船用涂料以优异的防污性能。
更新日期:2017-11-08
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