Journal of Saudi Chemical Society,
Год журнала:
2023,
Номер
27(6), С. 101764 - 101764
Опубликована: Ноя. 1, 2023
In
contemporary
times,
there
has
been
a
notable
emphasis
on
the
advancement
of
adsorbents
with
high
efficiency
for
purpose
extracting
organic
dyes
from
wastewater.
Therefore,
suggested
method
involves
improving
surfaces
by
changing
polymers
in
order
to
make
them
better
at
absorbing
substances.
The
goal
this
study
was
create
very
effective
nanocomposite
(NCs)
combining
CuFe2O4
nanoparticles
(CuF
NPs)
and
zeolite
(ZSM-5)
different
types
cellulose,
such
as
cellulose
(CE),
acetate
(CEA),
carboxymethyl
(CMC),
remove
Brilliant
Green
(B.G.),
cationic
dye,
water
solutions.
We
investigated
influence
several
factors
efficacy
dye
removal
NCs.
These
included
kind
derivative
used,
adsorbent
dose,
solution
temperature,
pH,
contact
duration.
results
prepared
ternary
ZSM-5/CuF/CE,
ZSM-5/CuF/CEA,
ZSM-5/CuF/CMC
NCs
show
that
among
fabricated
NCs,
ZSM-5/CuF/CE
have
highest
adsorption
capacity
(9.66
mg/g).
This
result
highlights
promising
capability
these
effectively
removing
B.G.
dye.
obtained
studies
provided
evidence
process
occurred
spontaneously
exothermic,
supported
both
thermodynamic
kinetic
criteria.
values
R2
correlation
coefficient
ZSM-5/CuF/CEA
were
0.993
0.995,
respectively.
RSC Applied Interfaces,
Год журнала:
2024,
Номер
1(3), С. 340 - 429
Опубликована: Янв. 1, 2024
The
pharmaceuticals
industry
has
played
an
important
role
in
developing
medicines
for
improving
health
and
quality
of
life
treating
humans
animals
around
the
world.
Polymer Testing,
Год журнала:
2024,
Номер
130, С. 108321 - 108321
Опубликована: Янв. 1, 2024
This
study
addresses
the
critical
issue
of
removing
copper(II)
ions
from
water
using
an
eco-friendly
approach
with
natural
biomaterials.
Alginate,
a
polysaccharide,
is
employed
as
primary
adsorption
material.
The
involves
conversion
alginate
into
nanoparticles,
and
ternary
blend
prepared
by
mixing
nanoparticles
carboxymethyl
cellulose
polyethylene
glycol
(AL-NPs/CMC/PEG).
blend's
morphological
structural
transformations
have
been
comprehensively
investigated
techniques
such
DLS,
FT-IR,
XRD,
TGA,
SEM.
Batch
experiments
were
conducted
systematically
to
investigate
crucial
parameters,
contact
time
(60–300
min),
initial
copper
concentration
(62.5
ppm–1000
ppm),
solution
pH
(2–8),
adsorbent
dosage
(1–5
g).
results
obtained
are
highly
encouraging,
revealing
impressive
80.9
%
efficiency
in
removal
ions.
acquired
experimental
data
then
subjected
analysis
Langmuir
Freundlich,
isotherm,
well
pseudo-first
pseudo-second-order
kinetics
studies.
outcomes
these
isotherm
models
indicated
favorable
fit
Freundlich
suggesting
strong
affinity
between
metal
Furthermore,
kinetic
studies
revealed
that
process
closely
adheres
kinetics,
underlining
reliability
process.
From
desorption
studies,
0.1
M
HCl
was
extremely
effective
eluant
when
compared
HNO3
EDTA.
It
could
be
reused
three
appreciate
efficiency.
research
underscores
potential
for
environmentally
sustainable
address
persistent
environmental
challenge
posed
ion
contamination.
