To
address
the
challenges
of
high
energy
consumption
and
low
efficiency
issues
in
recovery
phenols
oils
from
coal
chemical
wastewater
(CCW),
a
MOFs/SCP
adsorbent
with
large
adsorption
capacity
easy
desorption
was
designed
synthesized
this
study.
Based
on
this,
construction
new
full-process
treatment
mode,
known
as
"Adsorption-Desorption-Regeneration-Recovery"
(ADRR),
which
is
aimed
to
efficiently
recover
CCW.
The
results
showed
that
ADRR
mode
exhibited
persistent
stability,
adsorption-desorption
consistently
surpassing
95
%.
Meanwhile,
regeneration
methanol
achieved
around
90
%
83
respectively.
analysis
behavior
model
indicated
by
predominantly
comprised
monolayer
characterized
spontaneity,
heat
absorption,
disorder.
dynamic
shows
strong
correlation
predicting
assessing
capacity,
rate,
equilibrium,
operating
parameters.
Finally,
set
structural
analyses
paired
molecular
dynamics
simulations
illustrated
micro-interaction
mechanisms
between
depend
their
distinctive
hydrophobic
nature
porous
capabilities.
This
interaction
primarily
propelled
electrostatic
interactions,
π-π
hydrogen
bonding.
study's
findings
hold
significant
practical
importance
for
achieving
high-value
CCW,
promoting
clean
sustainable
growth
industry.
ACS Applied Materials & Interfaces,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 27, 2025
Electronic
grade
hydrogen
peroxide
plays
a
crucial
role
in
the
fabrication
of
large-scale
integrated
circuits.
However,
prepared
by
anthraquinone
method
contains
impurities
such
as
lead
ions
(Pb2+)
and
phosphate,
which
can
seriously
affect
yield
circuit.
Traditional
adsorbent
materials
have
difficulty
solving
problem
simultaneous
adsorption
trace
anions
cations
due
to
single
site
poor
kinetics.
In
this
study,
UiO-66-NH2
was
introducing
-NH2
group
on
terephthalic
acid
ligand,
series
hybrid
matrix
hollow
fiber
membranes
with
different
contents
were
loading
it
polysulfone
(PSF).
This
initiative
not
only
improved
pore
size
water
flux
but
also
enhanced
removal
efficiency
from
solution,
thereby
facilitating
practical
application.
Among
them,
[email protected]
showed
best
phosphate
capacities
3.099
2.160
mg
g-1
reached
67.1
60.1%,
fully
confirms
practicability
purification
electronic
chemicals.
work
innovatively
proposes
that
UiO-66-NH2@PSF
great
potential
adsorbents
for
efficient
solvents.
Processes,
Год журнала:
2025,
Номер
13(2), С. 347 - 347
Опубликована: Янв. 27, 2025
This
study
evaluated
the
efficiency
of
methylene
blue
(MB)
removal
by
using
activated
carbon
produced
from
olive
pits.
The
(OPAC)
was
characterized
scanning
electron
microscopy
(SEM),
Fourier-transform
infrared
spectroscopy
(FTIR),
and
Brunauer–Emmett–Teller
(BET).
adsorption
process
optimized
in
two
stages
factorial
design.
Based
on
existing
literature,
first
stage
selected
most
influential
variables
(reaction
time,
dosage,
pH,
dye
concentration).
Response
surface
methodology
(RSM)
artificial
neural
network
(ANN)
approaches
have
been
combined
to
optimize
model
MB.
To
assess
optimal
conditions
for
MB
adsorption,
RSM
initially
applied
four
controllable
operating
parameters.
Throughout
optimization
process,
various
independent
were
employed,
including
initial
concentrations
ranging
25
125
mg/L,
adsorbent
dosages
0.1
0.9
g/L,
pH
values
spanning
1
9,
contact
times
15
75
min.
Moreover,
R2
value
(R2
=
0.9804)
indicates
that
regression
can
effectively
forecast
response
within
examined
range.
Thermodynamic
studies
performed
three
different
temperatures
between
293
303
K.
Isothermal
analysis
parameters
negative
Gibbs
free
energy
indicate
is
spontaneous
favorable.
data
best
fit
Langmuir
model.
research
showcases
effectiveness
optimizing
predicting
color
through
RSM-ANN
approach.
It
highlights
OPAC
as
a
viable
primary
treatment
method
wastewater-containing
dyes.
