. Author manuscript; available in PMC: 2010 Mar 29.

Published in final edited form as: J Electrochem Soc. 2009 May 5;156(7):A514–A520. doi: 10.1149/1.3122885

Table I.

Physicochemical properties of the PP₂₄TFSI IL prepared in this work (water content <50 ppm).

Acronym	T_g (°C) ^a	T_c1 (°C) ^b	T_c2 (°C) ^b	T_m1 (°C) ^c	T_m2 (°C) ^c	T_d (°C) ^d	σ (mS cm⁻¹)^e	Electrochemical window (V vs Li⁺/Li)
PP₂₄TFSI	−74	−40	−16	2	11	381	0.77	1.8–4.5
LiTFSI–PP₂₄TFSI	−84	-	-	-	5	374	0.56	1.5–4.5

Glass-transition temperature determined by DSC on heating.

Crystallization temperature determined by DSC on heating.

Melting point determined by DSC on heating.

Decomposition temperature determined by TGA.

Conductivity at 25°C.