ACS Applied Materials & Interfaces,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 25, 2025
The
next
generation
of
stretchable
electronics
seeks
to
integrate
superior
mechanical
properties
with
sustainability
and
sensing
stability.
Ionically
conductive
liquid-free
elastomers
have
gained
recognition
as
promising
candidates,
addressing
the
challenges
evaporation
leakage
in
gel-based
conductors.
In
this
study,
a
sustainable
polymeric
deep
eutectic
system
is
synergistically
integrated
amino-terminated
hyperbranched
polyamide-modified
fibers
aluminum
ions,
forming
supramolecular
network
significant
improvements
performance.
elastomer
exhibits
remarkable
tensile
strength
(6.69
MPa)
ultrahigh
toughness
(275.7
MJ/m3),
capable
lifting
loads
8300
times
its
own
weight
demonstrated
notch-insensitive
properties.
also
possessed
degradable
stepwise
recyclable
properties,
supporting
sustainability.
Its
excellent
performance
conductivity
enable
stable
signal
output
for
multifunctional
electronics.
A
wearable
strain
sensor
developed,
demonstrating
high
sensitivity
(gauge
factor
up
4.52)
reliable
repeatability
under
strain.
Furthermore,
durable
triboelectric
nanogenerator
fabricated,
delivering
over
one
month
strong
potential
tactile
across
various
contact
materials,
making
it
highly
future
human-machine
interaction
applications.
This
work
offers
feasible
strategy
design
solid
elastomer-based
highlights
Angewandte Chemie International Edition,
Год журнала:
2023,
Номер
62(26)
Опубликована: Май 2, 2023
Eutectogels
are
an
emerging
family
of
soft
ionic
materials
alternative
to
liquid
gels
and
organogels,
offering
fresh
perspectives
for
designing
functional
dynamic
platforms
in
water-free
environments.
Herein,
the
first
example
mixed
electronic
conducting
supramolecular
eutectogel
composites
is
reported.
A
fluorescent
glutamic
acid-derived
low-molecular-weight
gelator
(LMWG)
was
found
self-assemble
into
nanofibrillar
networks
deep
eutectic
solvents
(DES)/poly(3,4-ethylenedioxythiophene)
(PEDOT):
chondroitin
sulfate
dispersions.
These
displayed
excellent
injectability
self-healing
properties,
high
conductivity
(up
10-2
S
cm-1
),
good
biocompatibility,
fluorescence
imaging
ability.
This
set
features
turns
eutectogels
promising
adaptive
bioimaging
electrostimulation
applications.
ACS Applied Materials & Interfaces,
Год журнала:
2023,
Номер
15(28), С. 34055 - 34063
Опубликована: Июль 6, 2023
Ionic
conductive
eutectogels
have
great
application
prospects
in
wearable
strain
sensors
owing
to
their
temperature
tolerance,
simplicity,
and
low
cost.
Eutectogels
prepared
by
cross-linking
polymers
good
tensile
properties,
strong
self-healing
capacities,
excellent
surface-adaptive
adhesion.
Herein,
we
emphasize
for
the
first
time
potential
of
zwitterionic
deep
eutectic
solvents
(DESs),
which
betaine
is
a
hydrogen
bond
acceptor.
Polymeric
were
directly
polymerizing
acrylamide
DESs.
The
obtained
owned
ionic
conductivity
(0.23
mS
cm-1),
superior
stretchability
(approximately
1400%
elongation),
(82.01%),
self-adhesion,
wide
tolerance.
Accordingly,
eutectogel
was
successfully
applied
self-adhesive
sensors,
can
adhere
skins
monitor
body
motions
with
high
sensitivity
cyclic
stability
over
range
(-80
80
°C).
Moreover,
this
sensor
an
appealing
sensing
function
on
bidirectional
monitoring.
findings
work
pave
way
design
soft
materials
versatility
environmental
adaptation.
ACS Applied Materials & Interfaces,
Год журнала:
2023,
Номер
15(30), С. 36759 - 36770
Опубликована: Июль 21, 2023
The
development
of
degradable,
cost-effective,
and
eco-friendly
ionic
conductive
gels
is
highly
required
to
reduce
electronic
waste
originating
from
flexible
devices.
However,
biocompatible,
tough,
durable
are
challenging
achieve.
Herein,
we
develop
a
facile
strategy
for
the
design
synthesis
degradable
tough
eutectogels
by
integrating
an
electrostatically
driven
supramolecular
network
composed
branched
polyacrylic
acid
(PAA)
monoethanolamine
(MEA)
into
green
deep
eutectic
solvent
with
chitosan
quaternary
ammonium
salt
(CQS).
specially
designed
PAA/MEA/CQS
present
multiple
desired
properties,
including
high
transparency,
widely
adjustable
mechanical
resilience,
reliable
adhesiveness,
excellent
self-healing
ability,
good
conductivity,
remarkable
anti-freezing
performance,
antibacterial
properties.
dynamic
reversible
interactions
not
only
significantly
enhance
properties
but
also
enable
fast
degradation,
addressing
dilemma
between
strength
degradability.
More
importantly,
biocompatible
multifunctional
skin
successfully
fabricated
based
on
eutectogel,
exhibiting
sensitivity,
wide
sensing
range,
rapid
response
speed
toward
strain,
pressure,
temperature.
Thus,
this
study
offers
promising
fabricating
eutectogels,
which
show
great
potential
as
high-performance
skins
next-generation
wearable
Green Chemistry,
Год журнала:
2024,
Номер
26(15), С. 8497 - 8527
Опубликована: Янв. 1, 2024
Solvents
are
essential
for
chemical
synthesis
and
material
preparation;
however,
traditional
solvents
face
challenges
in
meeting
safety
sustainability
standards.
