The
ubiquitous
mechanical
and
thermal
damage
in
extreme
environments
puts
new
demands
on
protective
equipment.
At
the
same
time,
with
continuous
development
of
electronic
equipment,
electromagnetic
hazards
information
leakage
risks
are
increasing,
so
equipment
force/thermal/magnetic
protection
performance
needs
to
be
developed
urgently.
Herein,
a
shear
thickened
composite
aerogel
(MS)
host-guest
structure
is
by
two-step
reinforcement
process
involving
unidirectional
freeze
casting
ultrasonic
assisted
penetration
thickening
fluid
(STF).
An
interweaved
skeleton
established
introducing
MXene
nanosheets,
thus
improving
stability.
Moreover,
MS
further
reinforced
obtained
through
synergetic
enhancement
STF,
which
achieves
high
compressive
strength
(570
kPa)
superior
impact
resistance
(80%
dissipation).
Meanwhile,
shows
reliable
heat
insulation
flame
retardant
ability,
total
release
as
low
4.8
kJ
g-1.
Furthermore,
demonstrates
an
efficient
shielding
45.5
dB
at
extremely
load
0.43
wt%.
As
result,
this
functionally
integrated
proving
competitive
candidate
for
damage,
threats
interference
complex
environments.
Journal of Materials Chemistry A,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 1, 2025
Construction
of
phosphonitrile
derivative-hybridized
EPDM
dense
crosslinked
networks
to
simultaneously
enhance
the
mechanics
and
ablation-resistance
performance.
