Electrode Binder Slurry Composition for Lithium Ion Electrical Storage Devices

The present invention provides a slurry composition comprising: (a) an electrochemically active material and/or an electrically conductive agent; and (b) a binder comprising: (i) a polymer comprising a fluoropolymer dispersed in a liquid medium; and (ii) a polymer comprising an addition polymer comprising constitutional units comprising the residue of a heterocyclic group-containing ethylenically unsaturated monomer. The present invention also provides electrodes and electrical storage devices.