Materials Horizons,
Год журнала:
2021,
Номер
8(12), С. 3239 - 3265
Опубликована: Янв. 1, 2021
In
the
past
two
decades,
ionic
liquids
(ILs)
have
blossomed
as
versatile
task-specific
materials
with
a
unique
combination
of
properties,
which
can
be
beneficial
for
plethora
different
applications.
The
additional
need
incorporating
ILs
into
solid
devices
led
to
development
new
class
soft-solid
materials,
named
here
iongels.
Nowadays,
iongels
cover
wide
range
mostly
composed
an
IL
component
immobilized
within
matrices
such
polymers,
inorganic
networks,
biopolymers
or
nanoparticles.
This
review
aims
at
presenting
integrated
perspective
on
recent
progress
and
advances
in
this
emerging
type
material.
We
provide
analysis
main
families
highlight
types
these
soft
offering
thermoresponsiveness,
self-healing,
mixed
ionic/electronic
(photo)luminescence,
among
others.
Next,
trends
additive
manufacturing
(3D
printing)
are
presented.
Finally,
their
applications
areas
energy,
gas
separation
(bio)electronics
detailed
discussed
terms
performance,
underpinning
it
structural
features
processing
iongel
materials.
Journal of Materials Chemistry A,
Год журнала:
2024,
Номер
12(6), С. 3589 - 3600
Опубликована: Янв. 1, 2024
Conductive
hydrogels,
which
combine
the
adhesive
properties
of
polydopamine
with
conductivity
and
low
melting
point
features
deep
eutectic
solvents,
are
ideal
green
materials
for
bioelectrodes,
flexible
sensors,
supercapacitors.
Advanced Functional Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 9, 2025
Abstract
Eutectogels
represent
promising
materials
for
technological
applications
due
to
their
excellent
ionic
conductivity,
thermal
and
electrochemical
stability,
nonvolatility.
Nonetheless,
most
existing
eutectogels
suffer
from
low
strength
toughness.
Herein,
a
strategy
broadly
alter
the
mechanical
properties
of
by
tuning
aggregation
states
polymer
chains
through
specific
hydrogen
bond
network
deep
eutectic
solvent
is
reported.
The
prepared
exhibit
exceptional
properties,
including
record‐breaking
toughness
(203.38
MJ
m
−3
)
(31.53
MPa),
outperforming
even
toughest
reported
surpassing
synthetic
polymers
such
as
PDMS,
rubber,
natural
spider
silk.
By
tailoring
solvent's
careful
selection
number
types
bonding
functional
groups,
can
be
precisely
tuned
across
wide
range.
Specifically,
tensile
adjusted
8.19
31.53
MPa,
69.84
203.38
,
modulus
3.38
13.01
MPa.
Given
diversity
solvents,
proposed
allows
rational
design
hydrogen‐bond
networks
further
optimize
eutectogels,
providing
versatile
approach
controlled
preparation
high‐strength,
tough
eutectogels.
Advanced Materials Technologies,
Год журнала:
2022,
Номер
7(10)
Опубликована: Март 31, 2022
Abstract
Eutectogels
are
a
new
class
of
soft
ion
conductive
materials
that
attracting
attention
as
an
alternative
to
conventional
hydrogels
and
costly
ionic
liquid
gels
build
wearable
sensors
bioelectrodes.
Herein,
the
first
example
mixed
electronic
eutectogels
showing
high
adhesion,
flexibility,
nonvolatility,
reversible
low‐temperature
gel
transition
for
3D
printing
manufacturing
is
reporting.
The
consist
choline
chloride/glycerol
deep
eutectic
solvent,
poly(3,4‐ethylenedioxythiophene):
lignin
sulfonate,
gelatin
biocompatible
polymer
matrix.
These
flexible
stretchable,
show
conductivities
7.3
8.7
mS
cm
−1
,
respectively,
have
adhesion
energy.
Due
this
unique
combination
properties,
they
could
be
applied
strain
precisely
detect
physical
movements.
Furthermore,
these
conductors
possess
excellent
capacity
conformal
electrodes
record
epidermal
physiological
signals,
such
electrocardiograms
electromyograms,
over
long
time.
ACS Macro Letters,
Год журнала:
2023,
Номер
12(2), С. 125 - 132
Опубликована: Янв. 12, 2023
Herein
we
report
a
novel
family
of
deep
eutectic
monomers
and
the
corresponding
polymers,
made
(meth)acrylic
ammonium
salts
series
biobased
polyphenols
bearing
catechol
or
pyrogallol
motifs.
Phenolic
chemistry
allows
modulating
molecular
interactions
by
tuning
ionic
polymer
properties
from
soft
adhesive
to
tough
materials.
For
instance,
hydrocaffeic
acid-derived
polymers
showed
outstanding
adhesiveness
(>1
MPa),
while
tannic
acid/gallic
acid
with
dense
hydrogen
bond
distribution
afforded
ultratough
elastomers
(stretchability
≈1000%
strength
≈3
MPa).
Additionally,
phenolic
polymeric
solvents
(polyDES)
featured
metal
complexation
ability,
antibacterial
properties,
fast
processability
digital
light
3D
printing.
Advanced Functional Materials,
Год журнала:
2023,
Номер
33(43)
Опубликована: Июнь 21, 2023
Abstract
Ionic
conductors,
such
as
hydrogels,
ionogels,
and
eutectogels,
have
attained
considerable
research
interest
in
various
advanced
application
scenarios.
However,
ionic
conductors
still
suffer
from
the
restriction
of
inherent
liquid
compositions,
which
may
leak
or
evaporate.
Herein,
inspired
by
control
strategy
desertification
caused
soil
erosion,
a
novel
internal‐external
dual
enhancement
design
strategy,
i.e.,
increasing
interaction
between
filler
itself
its
matrix,
is
proposed
to
firmly
embed
deep
eutectic
solvent
(DES)
into
polyurethane
(PU)
prevent
leakage,
that
prepared
conductive
elastomers
(PU‐DESs)
are
quasi‐solid.
The
PU‐DESs
exhibit
marvelous
versatility
including
high
stretchability,
tensile
strength,
toughness,
self‐healing
efficiency,
antibacterial
ability,
conductivity,
excellent
freezing
tolerance.
More
intriguingly,
benefiting
their
quasi‐solid
feature,
endowed
with
long‐term
environmental
stability.
Thanks
these
superb
versatile
features,
further
successfully
applied
wearable
sensor
triboelectric
nanogenerator
(TENG)
for
monitoring
human
motions
converting
mechanical
energy
electrical
energy,
breaking
away
limitations
previous
most
soft
iontronics
leakage
evaporation
weak
strength.
Hence,
this
study
establishes
an
effective
material
demanding
stability
durability.
