Polymer Electrode Materials for Sodium-ion Batteries

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Polymer Electrode Materials for Sodium-ion Batteries ( polymer-electrode-materials-sodium-ion-batteries )

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Materials 2018, 11, 2567 14 of 18 Table 2. Cont. No. 28 [46] 29 30 [58] 31 [59] 32 [60] 33 [63] 34 [64] 35 36 [68] 37 [70] 38 [71] Cathodic/Anodic Peak Potential (V vs. Na/Na+) 3.4/3.7 NA 2.65/3.15, 3.5/3.75 2.8/3.0, 3.4/3.6 3.3/3.5, 3.6/3.7 3.0/3.3 2.5, 3.7 2.35/2.75 NA 2.5/2.8 2.5/2.7 3.54/3.78 3.38/3.42 2.1/2.51, 3.36/3.51 The 1st and 2nd Discharge Capacity(mAh·g−1) 91, NA 120, NA 181, NA 122, NA 103, NA 75, NA 115, NA 120, NA 471.2, NA 70, NA 83, NA 121, NA 75, 73 217, NA Cycling Performance: Discharge Capacity Retention/Cycle/Current Density (mA·g−1) 97%/200/500 94%/20/50 96%/50/50 97%/200/100 70%/100/50 100%/100/40 82%/50/50 92%/100/50 40%/100/200 79%/1000/400 100%/120/300 79%/10/20 65%/50/50 92%/100/112.5 Rate Capability: Discharge Capacity (mAh·g−1)/Current Density (mA·g−1) 96/200, 88/2000 NA 180/50, 165/200 123/100, 76/800 92/100, 43/400 NA 105/100, 85/800 135/50, 75/1600 159.2/1800, 137.7/7200 100/20, 69/320 107/100, 75/300 60/100, 10/500 NA 222/22.5, 190/1125 Conductive Additive (wt. %) 50 20 20 10 40 30 10 10 20 10 15 10 60 30 Electrolyte * Saturated NaPF6 in DME/DOL (1/1) 5 mol% NaClO4 in SCN [57] 1M NaPF6 in EC/DMC/DEC (1/1/1) [62] 1 M NaPF6 in EC/DEC (1/1) 1M NaPF6 in EC/ DEC (1/1) 1M NaPF6 in EC/ DEC (1/1) 1M NaPF6 in EC/ DEC (1/1) 1M NaPF6 in EC/ DEC (1/1) 1 M NaClO4 in PC [65] 1 M NaClO4 in EC/PC (1/1) [66] 1 M NaPF6 in DEGDME [67] 1 M NaClO4 in PC 1M NaClO4 in EC/DMC (1/1) 1M NaClO4 in EC/DEC (1/1) * EC: ethylene carbonate, DMC: dimethyl carbonate, PC: propylene carbonate, DEC: diethyl carbonate, FEC: fluoroethylene carbonate, DME: dimethoxy ethane, DOL: dioxolane, Me-THF: methyltetrahydrofuran, SCN: succinonitrile, DEGDME: diethylene glycol dimethyl ether. 1/1 and 1/1/1: volume ratio.

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