Stable Aqueous Suspension and Self-Assembly of Graphite Nanoplatelets Coated with Various Polyelectrolytes

Table 1

General performance of surfactants and polyelectrolytes on the solublization of xGnP and layer-by-layer deposition thereafter.

		Suspension After 24 hours	Layer-by-layer deposition
Surfactants	SDS	Partially settle down	Poor
	SDBS	Partially settle down	Poor
Polyelectrolytes	PDAC	Mostly settle down	Poor
	PEI	Stable	Good
	SPS	Stable	Very good
	PEDT/SPS	Stable	Good
	PAA	Mostly settle down	Poor