Polymers, substrates, methods for making such, and devices comprising the same

A polymer prepared by reacting an organic substrate selected from the group consisting of benzene-1,3-dicarboxaldehyde, benzene-1,4-dicarboxaldehyde, 4,4-biphenyl dicarboxaldehyde, 2,3-naphthalene dicarboxaldehyde, 3,4-dimethyl-2,5-pyrrole dicarboxaldehyde, benzene-1,3,5-tricarboxaldehyde, 1,4-diacetyl benzene, and 1,3,5-triacetyl benzene with hydrazine or triaminobenzene to form said polymer.

The electrochemical device of 22, wherein the electrochemical device is a battery, a fuel cell, a capacitor or a device formed of a combination thereof, a supercapacitor, an ultracapacitor, or an electric double-layer capacitor.