首页|具有可拉伸性的石墨烯半导体超疏水涂层

具有可拉伸性的石墨烯半导体超疏水涂层

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超疏水性涂层是理想的防冰材料,超疏水性材料能够推迟冰晶的形成或降低冰黏附强度,但现有涂层存在机械性能差、性能参数自然衰老快等问题.通过将改性石墨烯部分嵌入弹性体的方法制备新型涂层,对涂层进行结冰—除冰性能测试比对,并对涂层的表面结构及化学成分进行分析.结果表明:新型涂层具有一定的电热除冰能力,机械性能测试中应变、耐磨、抗老化等方面均表现出优异的性能;引入涂层的石墨烯是使涂层具备一定主动除冰能力的关键,该涂层特有的主、被动双重除冰属性是区别于传统的被动涂层特有属性,不仅为双属性防冰涂层的研发奠定了基础也开辟了防冰涂层新的发展方向.
Graphene semiconductor superhydrophobic coating with stretchability
Superhydrophobic coating is the ideal anti-icing materials,and the superhydrophobic materials can delay the formation of ice crystals or reduce the strength of ice adhesion,but the existing coating has the problems such as poor mechanical property and fast natural aging of performance parameters.The modified graphene is partially em-bedded into the elastomer to produce a new coating.The icing-deicing performance of the coating is tested and com-pared,and the surface structure and chemical composition of the coating are analyzed.The results show that the new coating has a certain ability of electric deicing.In the re-mechanical properties test,the coating showed excel-lent properties in strain,wear resistance and aging resistance.The graphene introduced into the coating is the key to make the coating have a certain active deicing ability.The unique active and passive dual deicing properties of the coating are different from the traditional passive coating unique properties,which not only lays the foundation for the research and development of dual-attribute anti-icing coating but also opens up a new development direction of anti-icing coating.

superhydrophobicelectrothermal propertyanti-icingdelayed icing

淮继茹、王鹏、杨梦宇

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华北电力大学保定校区 能源动力与机械工程学院,保定 071003

超疏水 电热性能 防覆冰 延迟结冰

国家自然科学基金结冰与除冰重点实验室开放课题

51977079IADL20210401

2024

航空工程进展
中国航空学会 西北工业大学

航空工程进展

CSTPCD
影响因子:0.207
ISSN:1674-8190
年,卷(期):2024.15(4)
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