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Polysiloxane as icephobic materials – the past, present and the future
Chemical Engineering Journal ( IF 15.1 ) Pub Date : 2020-09-23 , DOI: 10.1016/j.cej.2020.127088
Yizhi Zhuo , Senbo Xiao , Alidad Amirfazli , Jianying He , Zhiliang Zhang

Polysiloxane is one of the most favorite polymeric materials used in the emerging field of passive surface icephobicity; This is due to its tailorable softness, hydrophobicity, and relatively high durability. Given the state-of-the-art ice adhesion strength of polysiloxane surfaces has reached a threshold below 1 kPa, a timely survey on the published polysiloxane icephobic surfaces can serve as a valuable reference concerning how far the research field has already progressed and how much potential remains to be exploited for the future development of polymeric icephobic materials. This review categorizes the use of polysiloxane materials for icephobic strategies into three classes according to their surface stiffness. The advantages and shortcomings of each polysiloxane material group are assessed. By scrutinizing the current ice adhesion strength theory, a reference coating thickness is identified, which can be used for optimizing icephobic coating design. A surface icephobicity diagram is also presented, where a lower bound of ice adhesion on a smooth surface is derived, depicting the needs of incorporating different mechanisms to break the theoretical low ice adhesion limit. Finally, the challenges in applying the polysiloxane icephobic materials are discussed, and the possible key research directions are highlighted.



中文翻译:

聚硅氧烷作为憎冰材料–过去,现在和未来

聚硅氧烷是在被动表面憎冰性的新兴领域中使用的最喜欢的聚合物材料之一。这是由于其可定制的柔软性,疏水性和相对较高的耐久性。鉴于聚硅氧烷表面的最新冰粘附强度已达到低于1 kPa的阈值,对已发表的聚硅氧烷憎冰表面进行及时的调查可以作为研究领域的进展和进展的有价值参考。聚合物憎冰材料的未来发展潜力仍然有待开发。这篇综述根据其表面刚度将用于聚冰策略的聚硅氧烷材料分为三类。评估了每种聚硅氧烷材料组的优缺点。通过仔细研究当前的冰附着强度理论,可以确定参考涂层厚度,该厚度可用于优化憎冰涂层的设计。还显示了表面疏冰性图,其中得出了光滑表面上的冰粘附力的下限,描述了需要采用不同的机制来打破理论上低的冰粘附力极限的情况。最后,讨论了聚硅氧烷憎冰材料的应用挑战,并重点指出了可能的关键研究方向。描绘了需要结合不同的机制来打破理论上较低的冰粘附极限的需求。最后,讨论了聚硅氧烷憎冰材料的应用挑战,并重点指出了可能的关键研究方向。描绘了需要结合不同的机制来打破理论上较低的冰粘附极限的需求。最后,讨论了聚硅氧烷憎冰材料的应用挑战,并重点指出了可能的关键研究方向。

更新日期:2020-09-23
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