Supplementary Information

Aqueous Zinc-Organic Polymer Battery with High Rate Performance and Long Life Time

Bernhard Häupler, Carsten Rössel, Almut M. Schwenke, Jan Winsberg, Daniel Schmidt, Andreas Wild and Ulrich S. Schubert,*

The supplementary information contains SEC and 3D-SEC data of 4 and 5, UV-Vis data of 4 and 5, cyclic voltammogram of 5 in solution, SEM images of the composite electrodes and cyclic voltammogram of the composite electrode, extended charge/discharge cycling of the zinc-organic battery.

Table S1. Elemental analysis of the composite of polymer carbon electrodes from different areas.

Figure S1. Size exclusion chromatogram of monomer 4 (black line) and polymers 5 synthesized according to the conditions of Table 1, line1 (blue line) and 2 (red line). Eluent: DMAc, 0.21% LiCl; poly(styrene) standard.

Figure S2. Three-dimensional size exclusion chromatogram of monomer 4; Eluent: DMAc, 0.21% LiCl; poly(styrene) standard.

Figure S3. Three-dimensional size exclusion chromatogram of polymer 5 synthesized according to Table 1 line 1; Eluent: DMAc, 0.21% LiCl; poly(styrene) standard.

Figure S4. Three-dimensional size exclusion chromatogram of polymer 5 synthesized according to Table 1, line 2; Eluent: DMAc, 0.21% LiCl; poly(styrene) standard.

Figure S5. UV-Vis spectra of monomer 4 and polymers 5 synthesized according to the conditions of Table 1, line 1 and 2. Eluent: DMAc, 0.21% LiCl; poly(styrene) standard.

Figure S6. Cyclic voltammogram of polymer 5 (2 mg/mL) in 0.1M sodium tetrafluoroborate in N,N-dimethylformamide at different scan rates (500, 250, 100, 50, 25 and 10 mV/s). WE: glassy carbon, RE AgNO3/Ag, CE: Pt-wire.

Figure S7. Schematic representation of the redox-reaction of poly(2-ethinylanthraquinone).

Figure S8. Scanning electron microscopy images in three different magnifications of a composites electrode consisting of (5/MWCNT/PVdF) (2/7/1 m/m/m left column) and (1/1/0 m/m/m right column).

Figure S9. Cyclic voltammogram of a composite electrode (5/MWCNT/PVdF 2/7/1 m/m/m) in 1M zinc tetrafluoroborate in water at a scan rate of 10 mV/s, RE = CE: Zn-foil.

Figure S10. Capacity development during extended charge/discharge cycling of a zinc-polymer hybrid battery (electrode composition 1/1 m/m 5/MWCNT) over 50 cycles, 0.1C; electrolyte: 1 M aqueous zinc tetrafluoroborate solution.

Figure S11. Capacity development during extended charge/discharge cycling of a zinc-polymer hybrid battery (electrode composition 1/1 m/m 5/poly(phenylacetylene)) over 70 cycles, the first 10 cycles at 0.1, 10, 20, 40, 60, 90 and 120C, 10 cycles each; electrolyte: 1M aqueous zinc tetrafluoroborate solution.

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