Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
a) Contact angles and droplet sliding images of i) liquid paraffin infiltrated porous PU textile and ii) common porous PU textile without liquid paraffin infused. b) Schematic and real‐time images of the droplet i) slipping on the inclined slippery PU textile surface, and ii) infiltrated through the PU textile under the existence of a negative pressure attraction.
