Cellulose Functional Gels: Physical Design and Promising Applications
Minxin Wang,
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Geyuan Jiang,
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Xiaoyu Guo
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et al.
Advanced Physics Research,
Journal Year:
2025,
Volume and Issue:
unknown
Published: May 6, 2025
Abstract
Cellulose
gels,
including
ionic
hydrogels,
and
aerogels,
are
3D,
soft
polymeric
materials
known
for
their
excellent
properties
designability.
As
sustainability
green
chemistry
gain
prominence,
performance
improvement
functional
design
of
cellulose
gels
have
attracted
growing
attention.
The
macroscopic
physical
can
be
shaped
by
constructing
a
gel
network,
which
regulated
methods
such
as
freezing,
force
induction,
heat
treatment
to
adjust
the
mechanical
properties,
transparency,
thermal
stability
cellulose.
Additionally,
structural
self‐assembly
at
molecular
level
endow
with
diverse
functions,
stretchability,
high
toughness,
conductivity,
self‐healing
ability.
These
characteristics
give
them
broad
application
potential
in
biomedicine,
flexible
electronics,
adsorption,
food
engineering.
This
article
delves
into
fundamental
concepts,
design,
enhancement
methods,
strategies,
trending
applications
cellulose‐based
across
various
fields.
It
provides
comprehensive
overview
this
promising
material
offers
insights
guidance
future
research
development.
Language: Английский
A Cellulose Ionogel with Mechanical Robustness and Extreme Temperature Tolerance for Electronic Skin
Ruyu Bai,
No information about this author
Haibo Jiang,
No information about this author
Minxin Wang
No information about this author
et al.
Macromolecular Rapid Communications,
Journal Year:
2025,
Volume and Issue:
unknown
Published: May 20, 2025
Abstract
Ionogels
consist
of
polymers
and
ions
have
emerged
as
promising
application
in
flexible
electronic
devices.
However,
challenges
remain
achieving
the
mechanical
properties
low‐temperature
tolerance
ionogels.
Here,
a
cellulose
ionogel
is
reported
by
triggering
mechano‐induced
alignment
molecular
chains
incorporating
Ca
2+
complexation
interactions.
This
presents
outstanding
ionic
conductivity,
featuring
tensile
strength
6.84
MPa,
an
elastic
modulus
surpassing
100
conductivity
31.7
mS·cm
−1
.
Furthermore,
networks
provide
with
remarkable
freezing
resistance,
allowing
it
to
maintain
flexibility
even
at
temperatures
low
−196
°C,
while
assembled
skin
displays
reliable
sensing
performance.
The
combination
robust
strength,
high
biocompatibility,
extreme
temperature
underscores
potential
applications
this
ionogel,
ensuring
stable
operation
devices
highly
challenging
environments.
Language: Английский