Frontiers in Chemistry,
Journal Year:
2024,
Volume and Issue:
12
Published: Oct. 30, 2024
Effective
removal
of
organic
and
inorganic
impurities
by
adsorption
technique
requires
the
preparation
new
materials
characterized
low
production
costs,
significant
sorption
capacity,
reduced
toxicity,
derived
from
natural
renewable
sources.
To
address
these
challenges,
adsorbents
have
been
developed
in
form
polymer
microspheres
based
on
ethylene
glycol
dimethacrylate
(EGDMA)
vinyl
acetate
(VA)
(EGDMA/VA)
containing
starch
(St)
modified
with
boric
acid
(B)
dodecyl-S-thiuronium
dodecylthioacetate
(DiTDTA)
for
dyes:
C.I.
Basic
Blue
3
(BB3)
Acid
Green
16
(AG16)
heavy
metal
ions
(M(II)):
Cu(II),
Ni(II),
Zn(II)
water
wastewater.
The
were
ATR/FT-IR,
DSC,
SEM,
BET,
EDS,
pH
ChemistrySelect,
Journal Year:
2025,
Volume and Issue:
10(6)
Published: Feb. 1, 2025
Abstract
The
global
shortage
of
fresh
water
is
a
critical
issue,
especially
in
regions
with
limited
rainfall.
Developing
reliable
and
wastewater
treatment
technologies
urgent.
Among
the
available
methods,
adsorption
stands
out
as
highly
effective,
straightforward,
cost‐efficient
approach.
It
avoids
use
additional
chemicals
reduces
risk
contaminating
source
undesirable
by‐products.
Chitosan
(CS)‐based
hydrogels
have
gained
attention
for
their
excellent
capacities
pollutants
water.
These
materials
are
also
known
bioavailability,
biocompatibility,
biodegradability,
cost‐effectiveness,
environmental
friendliness,
making
them
promising
candidates
treatment.
This
comprehensive
review
explores
recent
advancements
CS‐based
various
applications,
including
pollutant
removal,
oil‐water
separation,
seawater
desalination,
atmospheric
condensation.
highlights
benefits
this
material
treatment,
providing
broader
understanding
potential
research
community.
focuses
on
synthesis
modification
techniques
these
hydrogels,
such
cross‐linking,
grafting,
ion
imprinting,
which
significantly
enhance
performance
mechanical
stability.
Additionally,
challenges
faced
by
practical
applications
discussed,
along
solutions.
paper
concludes
forecasting
future
directions
field,
offering
valuable
insights
researchers.
Overall,
provides
overview
current
state
art
into
effective
utilization
emphasizing
to
address
pollution
challenges.
Gels,
Journal Year:
2024,
Volume and Issue:
10(4), P. 243 - 243
Published: April 2, 2024
Removal
of
contaminants
from
discharge
water
is
vital
and
demands
urgent
assistance
with
the
goal
to
keep
clean
water.
Adsorption
one
most
common,
efficient,
low-priced
methods
used
in
treatment.
Various
polysaccharide-based
gels
have
been
as
efficient
dye
adsorbents
wastewater.
This
review
summarizes
cutting-edge
research
last
decade
different
hydrogels
based
on
natural
polysaccharides
(chitin,
chitosan,
cellulose,
starch,
pullulan,
dextran)
concerning
their
adsorption
efficiency.
Beyond
abundance,
attributes
such
biocompatibility,
biodegradability,
low
cost
make
them
not
only
but
also
environmentally
sustainable
candidates
for
purification.
The
synthesis
removal
performance
together
effect
diverse
factors
retaining
ability,
kinetic,
isotherm
models
encountered
studies,
are
introduced.
Thermodynamic
parameters,
sorbent
recycling
capacity
along
conclusions
future
prospects
presented.
Journal of Composites Science,
Journal Year:
2025,
Volume and Issue:
9(1), P. 18 - 18
Published: Jan. 3, 2025
Three-dimensional
(3D)
graphene-based
composite
materials
(3D
GBCMs)
have
emerged
as
promising
candidates
for
addressing
critical
challenges
in
water
pollution
remediation.
This
review
selectively
highlights
the
recent
advancements
application
of
3D
GBCMs
to
remove
a
wide
range
contaminants,
including
heavy
metals,
dyes,
salts,
and
pharmaceutical
residues,
from
water.
They
owe
their
efficacy
large
surface
area,
interconnected
porous
structure,
functionalization
potential.
are
filtration,
offering
capabilities
such
metal
ion
adsorption,
photocatalytic
degradation
organic
pollutants,
advanced
desalination
techniques
like
capacitive
deionization
(CDI)
solar
desalination,
thus
providing
sustainable
solutions
obtaining
freshwater
saline
sources.
Additionally,
factors
influencing
pollutant
removal
capacities
GBCMs,
material
morphology,
particle
size,
porosity,
briefly
discussed.
Notably,
effect
size
on
has
not
been
extensively
studied,
this
addresses
that
gap
by
exploring
it
detail.
Future
research
directions
also
proposed,
emphasizing
optimization
broader
environmental
aims
provide
valuable
insights
into
design
practical
implementation
guidance
continued
development
treatment.
