Green Chemistry,
Год журнала:
2024,
Номер
27(3), С. 804 - 814
Опубликована: Дек. 10, 2024
A
nanocellulose-based
aerogel
with
a
low
volume
shrinkage
was
prepared
via
physicochemical
crosslinking
strategy
without
specialized
equipment,
high
energy
consumption,
and
generation
of
waste
organic
solvents.
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 9, 2025
Abstract
Green
carbon‐based
cellulosic
pulp
foams
with
excellent
renewable
and
biodegradable
properties
are
promising
alternatives
to
traditional
petroleum‐based
lightweight
materials,
for
reducing
carbon
emission
plastic
pollution.
However,
the
fabrication
of
super‐elastic
durable
pulp‐based
high‐value
utilization
remains
challenging.
Herein,
a
novel
composite
bio‐foam
material
is
prepared
by
simple
strategy
wet
foaming
ionically
cross‐linking.
The
obtained
foam
assembled
fibers
polylactic
acid
(PLA)
at
atmospheric
pressure
shows
an
oriented
lamellar
structure
interconnected
macropores
property.
PLA@Pulp‐20
high
compressive
strain
up
90%
maximum
stress
150
kPa,
while
retaining
≈91%
its
original
height
even
after
30
000
cycles
(far
superior
reported
<10).
Furthermore,
exhibits
outstanding
recyclability
stability
in
wide
range
temperature
humidity.
Remarkably,
potential
application
PLA@Pulp
as
dielectric
layer
capacitive
sensors
first
demonstrated
because
electrical
non‐conductivity,
low
constant
(comparable
air).
corresponding
device
achieves
non‐contact
touch
or
contact
sensing,
demonstrating
highly
attractive
performance
sustainable
monitoring,
beyond.