This study demonstrated that CMC could be incorporated into
HTCC films by simple mixing. The blend films were not highly
uniform and compact. CMC is not completely miscible with HTCC in
spite of the interaction between CMC and HTCC molecules. The
results suggest that incorporation of CMC into the films improved
the sb, thermostability, OP values, and water resistance substantially.
Activity against E. coli and S. aureus, as well as light transmittance
decreased with the increase in CMC content. Application
of the blend films containing 10 wt% CMC onto bananas extended
their shelf life. On the basis of our results, tensile properties of the
HTCC/CMC films, such as sb and εb, as well as barrier properties
such as WVP and OP, can be fabricated by controlling their CMC
content according to different utilizations. Therefore, under an
overall consideration, HTCC films containing 10e30 wt% CMC have
potential application in food preservation.