Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: April 8, 2024
Abstract
The
exploitation
of
bio‐based
materials
derived
from
renewable
resources
represents
a
pivotal
strategic
approach
in
addressing
environmental
pollution
and
alleviating
the
scarcity
fossil
resources.
2,5‐Furandicarboxylic
acid
(FDCA)
is
most
potential
substitute
for
terephthalic
acid.
Lignin
abundant
aromatic
biomass
resource.
However,
preparation
high‐performance
lignin/FDCA‐based
bio‐polyesters
remains
formidable
challenge.
Herein,
multifunctional
lignin‐modified
polyester
elastomer
(LFPEe)
designed
using
FDCA‐based
oligomer
(PPeF)
lignin
(AOH)
as
building
blocks.
LFPEe
exhibits
superior
mechanical
properties
with
optimum
tensile
strength,
fracture
strain,
elastic
recovery
ratio
up
to
58.9
MPa,
610%
88.9%,
respectively,
attributing
formation
dual
cross‐linking
network
nanophase
separation
structure.
Furthermore,
leveraging
inherent
characteristics
lignin,
demonstrates
excellent
light‐controlled
shape
memory
UV
shielding
performance.
This
innovative
work
not
only
breaks
performance
dependence
on
high
molecular
weight
but
also
highlights
novel
paradigm
value‐added
utilization
sustainable
bio‐polyesters.
Green Chemistry,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
A
green
extraction
system
of
polyphenol
hydroxyl
lignin
with
choline
chloride
as
the
hydrogen
bond
acceptor
and
tartaric
acid
ferric
donors
was
designed.
mulching
film
prepared
by
compounding
PVA.
ACS Materials Letters,
Journal Year:
2023,
Volume and Issue:
5(10), P. 2621 - 2628
Published: Aug. 28, 2023
One-step
preparation
of
supramolecular
eutectogels
(SEGs)
with
water
resistance,
transparency,
underwater
self-healing,
self-adhesion,
and
full
recyclability
using
a
simple
green
process
is
intriguing
but
also
challenging.
Here,
novel
SEG
prepared
by
in
situ
ring-opening
polymerization
thioctic
acid
(TA)
polymerizable
hydrophobic
deep
eutectic
solvent
(DES).
Further
depolymerization
poly(TA)
achieved
synergistic
interaction
between
the
monomer
DES
components,
resulting
exhibiting
highly
optical
extreme
stretchability,
recyclability.
Moreover,
multiple
dynamic
interactions
enable
self-healing
self-adhesive
processes
to
be
easily
realized
even
underwater.
Given
these
comprehensive
capabilities,
SEGs
are
used
as
external
encapsulation
layers
for
liquid
metals
prepare
stretchable
composite
wires
electromyographic
signal
monitoring.
The
methodology
provides
new
route
recyclable
integrated
electronic
components
adhesives.
Near-infrared
(NIR)
transparent
optical
filters
show
great
promise
in
night
vision
and
receiving
windows.
However,
NIR
are
generally
prepared
by
laborious,
environmentally
unfriendly
processes
that
involve
metal
oxides
or
petroleum-based
polymers.
We
propose
a
lignin
capturing-fusing
approach
to
manufacturing
biofilters
based
on
molecular
collaboration
between
cellulose
from
waste
agricultural
biomass.
In
this
process,
is
captured
via
self-assembly
network;
then,
the
fused
fill
gaps
hold
fibers
tightly.
The
resulting
biofilter
featured
dense
structure
smooth
surface
with
transmittance
of
~90%,
ultralow
haze
close
0%,
strong
ultraviolet-visible
light
blocking
(~100%
at
400
nm
57.58%
98.59%
550
nm).
Further,
has
comprehensive
stability,
including
water
solvent
thermal
environmental
stability.
Because
its
unique
properties,
demonstrates
potential
applications
region,
such
as
an
NIR-transmitting
window,
vision,
privacy
protection.
These
represent
promising
route
produce
starting
lignocellulose
biomass
waste.
ACS Sustainable Chemistry & Engineering,
Journal Year:
2024,
Volume and Issue:
12(17), P. 6539 - 6546
Published: April 18, 2024
Lignin
exhibits
good
potential
in
natural
sunscreens,
but
its
dark
color
is
still
an
obstacle.
Herein,
a
strategy
combining
ultrafiltration
and
ultrasonic
cavitation
developed
to
whiten
enzymatic
hydrolysis
lignin
(EHL).
Results
show
that
fractions
with
the
smallest
molecular
weight
possess
lightest
due
lower
bulk
density
fewer
surface
chromophores.
The
hydrophobic
aromatic
skeleton
abundant
phenol
carboxyl
groups
endow
fraction
dispersibility
reactivity.
Oil
chemical
sunscreen
actives
are
effectively
emulsified
encapsulated
via
cavitation.
As-prepared
capsules
have
average
diameter
of
269
nm
whiteness
index
−15,
representing
71%
63%
improvement
compared
EHL
EHL-based
capsules.
capsule-based
approaches
white
even
under
dosage
10
wt
%.
sun
protection
factor
reaches
96
maintains
performance
at
both
room
high
temperatures.
