NMR, DSC and high pressure electrical conductivity studies of liquid and hybrid electrolytes

作者: P.E Stallworth , J.J Fontanella , M.C Wintersgill , Christopher D Scheidler , Jeffrey J Immel

DOI: 10.1016/S0378-7753(99)00144-5

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摘要: Electrical conductivity, differential scanning calorimetry (DSC) and 7Li nuclear magnetic resonance (NMR) studies have been carried out on liquid electrolytes such as ethylene carbonate: propylene carbonate (EC: PC) and EC: dimethyl carbonate (DMC) containing LiPF6 (and LiCF3SO3 for NMR) and films plasticized using the same liquid electrolytes. The films are based on poly (vinylidene fluoride)(PVdF) copolymerized with hexafluoropropylene and contain fumed silica. All measurements were carried out at atmospheric pressure from …

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