Water-repelling, vapor-resisting, self-cleaning, oil–water-separating, water-purifying, antibacterial Hanji cellulose papers coated with Teflon and ZnO particles via supersonic spraying

•Superhydrophobic Teflon and antibacterial ZnO were deposited on a paper substrate.•The photoinduced water purification and self-cleaning of functionalized Hanji were demonstrated.•The oil–water separation capability of Hanji was demonstrated.