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) Schematic drawing of the structure of the photoactive cationic cellulose derivative and its interaction with pulp fibers. (b) Visualization of the 2π + 2π cycloaddition reaction creating covalent bonds between pulp fibers and along the fibrils of the fiber. Reprinted from ref (44) with permission from John Wiley and Sons.
