Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 15, 2024
Abstract
Organic
protective
coatings
encounter
significant
challenges
in
the
face
of
mechanical
damage,
weathering
degradation,
and
corrosion
activities.
Developing
that
feature
both
autonomous
damage
reporting
enhanced
durability
is
a
promising
yet
challenging
endeavor.
In
this
study,
inspired
by
“damage
coloration”
lurid
bolete,
multifunctional
smart
coating
integrating
color/fluorescence
reporting,
resistance,
active
protection
capabilities
developed
incorporating
microcapsules
encapsulated
with
crystal
violet
lactone
(CVL)
cerium
oxide
(CeO
2
)
nanoparticles
into
polyurethane
(PU)
resins.
CVL,
damage‐reporting
indicator
exhibiting
color
fluorescence
emission,
within
PU/poly‐(urea
formaldehyde)
(PU/UF)
microcapsules.
CVL
released
from
upon
localized
enhancement
under
UV
irradiation
an
intense
blue
coloration
resulting
chromogenic
reaction
CeO
nanoparticles.
addition
to
initiating
confer
outstanding
resistance
matrix
through
their
absorption
inhibition
properties.
The
performance
improvement
composite
terms
verified
situ
transmittance
testing
real‐time
atmospheric
monitoring.
