Figure 7.
Oxygen transmission rates (OTR) and water-vapor transmission rates (WVTR) of pure PLA and PLA/ZnO bionanocomposite films.
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.