Polymers,
Год журнала:
2025,
Номер
17(2), С. 236 - 236
Опубликована: Янв. 18, 2025
Environmental
pollution,
stemming
from
the
disposal
of
contaminants,
poses
severe
threats
to
ecosystems
and
human
health.
The
emergence
a
new
class
pollutants,
termed
emerging
contaminants
(ECs),
in
soil,
water,
air
has
raised
global
concerns,
aligning
with
UN
2030
Agenda’s
Sustainable
Development
Goals.
Aerogels,
three-dimensional
structures
high
porosity
low
density,
offer
promise
addressing
this
issue.
Cellulose-based
aerogels,
derived
abundant,
renewable,
biodegradable
sources,
particularly
stand
out
for
their
potential
adsorption
applications.
However,
challenges
arise
water
wastewater
treatment
due
cellulose
aerogel’s
inherent
hydrophilicity.
To
overcome
limitation,
incorporating
components
employing
modification
processes
becomes
essential.
This
article
explores
production
phases
diverse
modifications
aiming
enhance
capabilities
various
environmental
contaminants.
By
hydrophilicity
issues
developing
stable
composites,
aerogels
can
contribute
significantly
efficient
sustainable
solutions
quest
cleaner
improved
Nano-Micro Letters,
Год журнала:
2022,
Номер
14(1)
Опубликована: Апрель 30, 2022
Abstract
With
the
innovation
of
microelectronics
technology,
heat
dissipation
problem
inside
device
will
face
a
severe
test.
In
this
work,
cellulose
aerogel
(CA)
with
highly
enhanced
thermal
conductivity
(TC)
in
vertical
planes
was
successfully
obtained
by
constructing
vertically
aligned
silicon
carbide
nanowires
(SiC
NWs)/boron
nitride
(BN)
network
via
ice
template-assisted
strategy.
The
unique
structure
SiC
NWs
connected
to
BN
ensures
that
TC
composite
direction
reaches
2.21
W
m
−1
K
at
low
hybrid
filler
loading
16.69
wt%,
which
increased
890%
compared
pure
epoxy
(EP).
addition,
relying
on
porous
CA,
EP-based
also
showed
higher
than
other
comparative
samples
horizontal
direction.
Meanwhile,
exhibits
good
electrically
insulating
volume
electrical
resistivity
about
2.35
×
10
11
Ω
cm
and
displays
excellent
electromagnetic
wave
absorption
performance
minimum
reflection
loss
−
21.5
dB
wide
effective
bandwidth
(<
dB)
from
8.8
11.6
GHz.
Therefore,
work
provides
new
strategy
for
manufacturing
polymer-based
composites
multifunctional
performances
microelectronic
packaging
applications.
Separation and Purification Technology,
Год журнала:
2023,
Номер
320, С. 124144 - 124144
Опубликована: Май 24, 2023
As
a
result
of
serious
pollution
in
the
water
environment,
sewage
disposal
has
been
receiving
lot
attention
from
industry.
Metal-organic
frameworks
(MOFs)
attract
interest
adsorption
and
separation
due
to
their
complex
structures
easily
adjustable
pore
sizes.
Magnetic
MOFs
inheriting
advantages
both
large
surface
area
easy
recovery
have
great
potentials
pollutants.
This
paper
reviews
recent
research
progress
on
ions,
dyes
other
contaminants
by
different
types
(magnetic
non-magnetic
MOFs)
magnetic
composites
(Fe3O4@MOF)
aqueous
environments.
The
factors
affecting
pollutants,
thermodynamic
kinetic
effects
are
discussed
with
detailed
examples.
Finally,
challenges
opportunities
for
further
development
elucidated.
Advanced Functional Materials,
Год журнала:
2022,
Номер
32(46)
Опубликована: Сен. 2, 2022
Abstract
Hydrogels
are
excellent
for
protecting
membranes
from
oil
fouling
oil/water
separation.
However,
conventional
hydrogels
including
adhesive
have
a
contradictory
between
high
adhesion
on
and
anti‐oil‐fouling
ability.
Herein,
the
design
of
an
hydrogel
is
proposed
by
ingeniously
integrating
membranes,
outstanding
ability,
ultrathin
thickness
suitable
membrane
decoration
satisfactory
durability,
where
inside‐out
gradient
distribution
protocatechuic
acid
(PCA)
hydrated
calcium
alginate
(CaAlg)
constructed.
The
innermost
PCA
enables
to
tightly
adhere
membranes.
outermost
CaAlg
defends
fouling.
uniform
integration
PCA/CaAlg
guarantee
stability.
Membranes
decorated
with
demonstrate
superhydrophilicity,
anti‐fouling
various
oils,
anti‐abrasion
external
damaging.
achieve
ultra‐stable
efficient
separation
surfactant‐stabilized
oil‐in‐water
emulsions
crude
mixture
most
advanced
cycling
ability
≈100%
flux
recovery
nearly
zero
irreversible
This
study
provides
new
strategy
designing
toward
practical
applications.
