Description General description 2-Ethyl-2-oxazoline undergoes cationic ring opening graft polymerization using tosylated cellulose nanowhisker as macroinitiator. Application 2-Ethyl-2-oxazoline (EtOx) was used in synthesis of block copolymers of EtOx and styrene by cationic ring-opening polymerization and atom transfer radical polymerization. Packaging 100, 500 mL in glass bottle