Small,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 19, 2024
Abstract
Unconventional
fluorescent
polymers
are
attracting
increasing
attention
because
of
their
excellent
biocompatibility
and
wide
applications.
However,
these
typically
exhibit
weak
long‐wavelength
emission.
Herein,
three
novel
aliphatic
linear
polyphosphate
esters
prepared
via
a
one‐pot
polycondensation
reaction.
Such
can
generate
strong
blue,
green,
yellow,
red
fluorescence
under
different
excitations.
Experimental
theoretical
results
showed
that
the
cluster
C═C
phosphate
ester
groups
attracted
negative
charge
isolated
functional
groups,
alkane
chains
hydrogen
atoms
also
provided
for
spatial
electronic
communication.
Then,
intrinsic
arises
from
charge‐transfer‐induced
enhanced
Additionally,
show
potential
applications
in
film,
ion
detection,
bacteria
imaging,
visualization
NaCl
crystallization
process.
This
work
provides
universal
design
strategy
developing
emissive
gains
new
insight
into
emission
mechanisms.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Sept. 16, 2024
Abstract
Advancing
the
development
of
eco‐friendly
waterborne
polyurethane
elastomers
(WPUEs)
can
significantly
reduce
reliance
on
organic
solvents,
which
is
crucial
for
environmental
conservation.
Nevertheless,
achieving
superior
mechanical
properties
and
self‐healing
capabilities
in
WPUEs
presents
a
considerable
challenge.
Drawing
inspiration
from
hierarchical
dynamic
structures
observed
scallop
byssal
threads,
high‐strength
supramolecular
elastomer
(SWPUE),
designated
SWPU‐DESH‐Zn,
developed
this
study.
Owing
to
precise
regulation
hydrogen
bonding
state
acylsemicarbazide
(ASC)
fragments
via
disulfide
bonds,
formation
coordination
interactions
between
carboxyl
zinc
ions,
as‐prepared
exhibited
robust
strength
52.07
MPa,
comparable
that
solvent‐based
elastomers.
Additionally,
it
notable
capability
excellent
reprocessability.
Meanwhile,
high‐performance
ionic
skins
electromagnetic
interference
(EMI)
shielding
materials
are
also
fabricated
using
SWPU‐DESH‐Zn
as
matrix,
further
illustrating
its
potential
applications.
This
novel
biomimetic
approach,
inspired
by
offers
valuable
insights
designing
healable
polymers
with
enhanced
properties.
Macromolecules,
Journal Year:
2024,
Volume and Issue:
57(12), P. 5561 - 5577
Published: June 11, 2024
Traditional
π-conjugated
luminescent
macromolecules
typically
suffer
from
aggregation-caused
quenching
(ACQ)
and
high
cytotoxicity,
they
require
complex
synthetic
processes.
In
contrast,
nonconventional
(NCLMs)
with
nonconjugated
structures
possess
excellent
biocompatibility,
ease
of
preparation,
unique
luminescence
behavior,
emerging
applications
in
optoelectronics,
biology,
medicine.
NCLMs
are
currently
believed
to
produce
inherent
due
through-space
conjugation
overlapping
electron
orbitals
solid/aggregate
states.
However,
as
experimental
facts
continue
exceed
expectations
or
even
overturn
some
previous
assumptions,
there
is
still
controversy
about
the
detailed
luminous
mechanism
NCLMs,
extensive
studies
needed
further
explore
mechanism.
This
Perspective
highlights
recent
progress
classifies
summarizes
these
advances
viewpoint
molecular
design,
exploration,
applications,
challenges
prospects.
The
aim
provide
guidance
inspiration
for
huge
fundamental
practical
potential
NCLMs.
Macromolecules,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 10, 2025
Unconventional
fluorescent
polymers
have
attracted
wide
attention
due
to
their
excellent
biocompatibility,
facile
preparation,
and
unique
properties.
However,
developing
high-performance
revealing
the
emission
mechanism
are
still
challenging.
Herein,
explore
relationship
between
chemical
structures
properties,
four
hyperbranched
poly(silicophosphate)
esters
(HSiP0-HSiP3)
were
prepared.
Increasing
P═O(O)3:Si(O)3
ratios
generated
enhanced
red
fluorescence.
Experimental
theoretical
calculation
results
showed
that
n-π
interactions
P═O
O/N
atoms
promoted
concentration
of
negative
electrostatic
potential
spatial
electronic
communications,
then
decreased
energy
gap
strong
emission.
Meanwhile,
cluster
functional
groups
a
charge
isolated
groups,
which
further
Additionally,
these
in
bacterial
imaging
information
encryption.
Thus,
this
work
provides
an
efficient
method
for
long-wavelength
materials
while
providing
new
insights
into
origin.
Small,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Oct. 18, 2024
Although
solid
polymer
electrolytes
have
been
developed
for
several
decades,
poly(ethylene
oxide)
(PEO)
or
polymers
with
ethoxy
(EO)
segments
are
still
one
of
the
most
promising
candidates
advanced
batteries.
The
low
ionic
conductivity
and
lithium-ion
transference
number
as
well
deterioration
mechanical
properties
after
coupling
lithium
salts
restrict
its
further
adoption.
Herein,
a
serial
PEO-based
composite
optimized
by
waterborne
polyurethane
prepared
via
blend
method.
With
assistance
H
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 12, 2025
Abstract
Natural
communication
methods
have
influenced
the
creation
of
sophisticated
artificial
materials
capable
coherent
and
abundant
responses
to
stimuli,
a
crucial
necessity
for
developing
applications
such
as
dynamic
encryption
systems
high‐density
information
storage.
However,
existing
storage
are
limited
by
predictable,
single‐stimulus
lack
capacity
dynamic,
continuous,
programmable
changes.
To
address
this
gap,
bioinspired
multicolor
fluorescent
polyurethane
actuator
is
developed
that
combines
color
shape
adaptability
within
single
material
platform.
This
smart
mimics
turgor‐driven
movements
Oxalis
corniculata
through
hydrophilic/hydrophobic
network
enables
water
diffusion,
hydrogen
bonding,
bond
exchange.
It
responds
multiple
including
temperature,
pH,
excitation
wavelength,
exhibiting
reversible
multi‐state
deformations
fluorescence
across
red,
green,
blue,
even
white
light.
The
deformation
behavior
supported
finite
element
simulations,
ensuring
precise
control
predictability.
Additionally,
tunable
trichromatic
underpins
3D
4D
encoding
system,
demonstrating
increased
security.
employment
micro‐processing
technology
in
fabrication
micro‐hidden
optical
chips
has
been
demonstrated,
thus
paving
way
underwater
technologies
adaptive
materials.
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 31, 2025
Abstract
Although
healable
waterborne
polymers
have
attracted
significant
attention
in
recent
years
due
to
their
environmentally
friendly
properties,
the
inferior
mechanical
properties
still
hinder
further
propagation.
Inspired
by
micro‐structure
of
pangolin
scales,
herein,
a
novel
supramolecular
polymer
network
(SWPN)
named
SWPUMA‐SPPEK10
is
proposed
this
study.
This
fabricated
complexing
sulfonated
poly(phthalazinone
ether
ketone)
(SPPEK)
with
acylsemicarbazide
(ASC)
containing
cationic
polyurethane
(SWPUMA)
an
aqueous
solution
followed
hot‐pressing
process.
Due
synergistic
effects
ASC,
electrostatic
interactions,
and
SPPEK
nanoparticles,
exhibited
remarkable
tensile
strength
55.19
MPa,
toughness
305.93
MJ
m
−3
.
The
rich
dynamic
interactions
within
chains
also
imparted
it
excellent
healability
recyclability.
biomimetic
structural
design
provides
new
insight
for
constructing
high‐performance
robust
recyclability,
which
may
play
critical
role
mitigating
global
environmental
pollution.
