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METHODS TO IMPROVE THE EFFICIENCY AND REDUCE THE ENERGY LOSSES IN HIGH ENERGY DENSITY CAPACITOR FILMS AND ARTICLES COMPRISING THE SAME
METHODS TO IMPROVE THE EFFICIENCY AND REDUCE THE ENERGY LOSSES IN HIGH ENERGY DENSITY CAPACITOR FILMS AND ARTICLES COMPRISING THE SAME
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机译:改善效率并减少高能密度电容器膜和包含该膜的文章中的能量损失的方法
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摘要
A multilayer film useful for capacitive applications comprises a high energy density layer and a dielectric blocking layer. In some embodiments, a conducting film is located between the high energy density layer and the blocking layer. The high energy density layer may be a fluoropolymer, such as a polymer or copolymer of poly-l,l-difluoroethene or a derivative thereof. The multilayer film may have high energy density (for example,. 8 J/cm3) and low dielectric loss, for example less than 2%, and preferably less than 1%.
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机译:可用于电容性应用的多层膜包括高能量密度层和介电阻挡层。在一些实施例中,导电膜位于高能量密度层和阻挡层之间。高能量密度层可以是含氟聚合物,例如聚-1,1-二氟乙烯或其衍生物的聚合物或共聚物。多层膜可具有高能量密度(例如,> 8J / cm 3)和低介电损耗,例如小于2%,优选小于1%。
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