Solvent-Free Ion-Conductive Xerogels with High Conductivity and Adhesion Enable Multimodal Sensing
Gels,
Год журнала:
2025,
Номер
11(4), С. 242 - 242
Опубликована: Март 26, 2025
Ion-conductive
gels
(ICGs)
are
essential
for
achieving
human–machine
interfaces,
bioelectronic
applications,
or
durable
wearable
sensors.
However,
traditional
solvent-dependent
ICGs
face
bottlenecks
such
as
dehydration-induced
failure
and
challenges
in
a
balance
between
conductivity
mechanical
properties.
Here,
this
work
developed
novel
ternary
ion-conductive
xerogel
(PEM-Li
ICXG)
system
based
on
polyethylene
glycol
(PEG),
poly
(2-methoxyethyl
acrylate)
(PMEA),
LiTFSI.
PEM-Li
ICXGs
exhibit
high
(2.7
×
10−2
S/m),
adhesive
capability
(0.34
MPa),
solvent-free
characteristics.
Remarkably,
the
incorporation
of
ions
into
simultaneously
optimizes
their
performance.
We
demonstrate
application
flexible
sensors
strain
temperature
sensing.
The
proposed
synthesis
strategy
is
straightforward
may
further
inspire
design
high-performance
ICXGs.
Язык: Английский
Eco-friendly, mechanically robust, weather-resistant and rapidly cured polyurea elastomer synthesized by vat photopolymerization 3D printing
Composites Part A Applied Science and Manufacturing,
Год журнала:
2025,
Номер
unknown, С. 108985 - 108985
Опубликована: Апрель 1, 2025
Язык: Английский
Synthesis of anti-ultraviolet and fluorescent waterborne polyurethanes with highly active plant oil-based internal emulsifiers
Resources Chemicals and Materials,
Год журнала:
2025,
Номер
unknown, С. 100114 - 100114
Опубликована: Апрель 1, 2025
Язык: Английский
Self-Healing Thermoset Polyurethanes Driven by Host–Guest Interactions Between α-Cyclodextrin and Poly(ethylene glycol) Monomethyl Ether or Dodecanol Moieties
Molecules,
Год журнала:
2025,
Номер
30(9), С. 1941 - 1941
Опубликована: Апрель 27, 2025
Self-healing
thermoset
polymers
have
attracted
significant
attention
because
they
contribute
to
resource
and
energy
savings
by
extending
their
service
life.
The
reactions
between
glycerol
ethoxylate
(GCE),
α-cyclodextrin
(α-CD),
poly(ethylene
glycol)
monomethyl
ether
(MPEG),
hexamethylene
diisocyanate
(HDI)
at
molar
ratios
of
GCE:α-CD:MPEG
=
a:b:c
produced
polyurethane
networks
(GCM-abc,
abc
311,
411,
511)
containing
α-CD
MPEG
as
host
guest
moieties,
respectively.
To
compare
this
with
GCM-411,
1-dodecanol
(DN)
was
used
instead
a
molecule
yield
network
(GCD-411).
Dynamic
mechanical
analysis
revealed
the
formation
polymer
network,
loss
tangent
(tan
δ)
peak
temperature
(Tα)
crosslinking
density
(νe)
decreased
increasing
GCE
fraction
for
GCMs,
Tα
νe
values
GCD
were
slightly
higher
than
those
GCM-411.
tensile
strength
GCMs
fraction,
GCD-411
that
All
cured
films
healed
room
24
h,
healing
efficiency
(ησ),
based
on
strength,
increased
in
order
GCM-311
<
GCM-411
GCM-511
GCD-411.
When
from
80
°C,
ησ
24–38%
45–62%.
self-healed
thrice
treatment
gradually
each
cycle.
Язык: Английский