Applied Biological Chemistry,
Journal Year:
2024,
Volume and Issue:
67(1)
Published: Dec. 16, 2024
Abstract
Microplastics
(MP)
in
the
environment
has
attracted
extensive
attention
due
to
their
ubiquitous
occurrence
and
potential
toxic
effects;
but
less
been
given
removal
technologies
of
MP
different
environmental
media.
This
review
covers
sources,
ecotoxicities,
soil
water
environments
reported
previous
studies
derive
future
research
directions
for
technologies.
Previous
various
sources
contribute
present
environments,
indicating
that
source
control
may
be
a
better
strategy
than
contaminated
media
treatment
management
contamination.
Similarly,
terrestrial
aquatic
organisms
have
used
determine
effects
with
characteristics.
ecotoxicity
on
cover
only
small
number
species
compared
organisms.
Therefore,
further
are
necessary
investigate
ecotoxic
broader
range
Also,
since
characteristics
diverse,
more
both
required.
The
provides
an
overview
identifies
gaps
existing
studies.
Although
conducted
soil,
they
remain
early
stages.
More
needed
water.
With
water,
most
carried
out
lab
scale
artificial
wastewaters,
thus,
natural
waters
pilot
or
field
Overall,
this
highlights
need
real
world
applications.
Separation and Purification Technology,
Journal Year:
2024,
Volume and Issue:
354, P. 128813 - 128813
Published: July 20, 2024
The
extensive
production
and
application
of
plastic
in
recent
decades
has
resulted
the
presence
microplastics
(MPs)
different
water
bodies.
Considered
as
contaminants
emerging
concern
(CECs),
MPs
are
accessible
to
a
wide
range
organisms
can
act
vectors
for
transport
other
persistent
organic
pollutants.
existing
technologies
remove
from
wastewaters
prevent
their
intrusion
nature,
still
present
several
limitations,
resulting
an
urgent
need
develop
novel,
fast,
cost-effective
greener
alternatives.
In
this
work,
magnetophoretic
capture
by
assembly
with
magnetic
nanoparticles
through
either
electrostatic
interactions
or
molecular
forces
is
investigated.
For
experimental
assessment,
were
synthesized
hydrothermal
coprecipitation
solvothermal
decomposition
methods,
while
polyethylene
(PE)
microspheres
selected
model
microplastic
As
noteworthy
novelty,
thermal
particles
functionalized
amino
groups
sodium
alginate
(SA),
respectively,
modification
surface
properties
enhanced
MPs.
After
preliminary
experiments,
concentration
1.3
g
L-1
contact
time
20
min
between
MPs,
operating
conditions
assess
influence
functional
on
performance.
variables
process
was
also
evaluated,
including
synthesis
method,
pH
medium,
varied
4–8,
constituents
that
may
be
Results
demonstrated
types
polar
make
them
interact
towards
attraction
forces,
considerably
enhancing
performance
bare
nanoparticles.
This
work
represents
step
forward
development
new
reliable
techniques
environmentally
friendly
polluted
waters.
Membranes,
Journal Year:
2025,
Volume and Issue:
15(1), P. 35 - 35
Published: Jan. 19, 2025
The
rapid
expansion
of
the
cosmetics
industry
has
significantly
increased
adoption
alternative
microplastics
in
response
to
increasingly
stringent
global
environmental
regulations.
This
study
presents
a
comparative
analysis
treatment
performance
silica
powder
and
cornstarch—common
alternatives
for
cosmetics—using
ceramic
membrane
filtration
combined
with
flow
imaging
microscopy
(FlowCam)
analyze
particle
behavior.
Bench-scale
crossflow
experiments
were
performed
commercially
available
alumina
membranes.
By
analyzing
high-resolution
images
from
FlowCam,
transport
retention
behaviors
two
microplastic
examined
by
comparing
their
morphological
properties.
Despite
similar
sizes,
cornstarch
demonstrated
higher
removal
efficiency
(82%)
than
(72%)
due
its
greater
tendency
aggregate.
aggregation
suggests
that
may
contribute
faster
fouling,
while
stability
uniformity
particles
result
less
fouling.
FlowCam
revealed
experienced
slight
increase
circularity
compactness
over
time,
likely
physical
swelling
aggregation,
retained
shape
structural
integrity.
These
findings
highlight
impact
properties
on
behavior
fouling
potential.
Membranes,
Journal Year:
2025,
Volume and Issue:
15(2), P. 47 - 47
Published: Feb. 4, 2025
Microplastic
(MP)
pollution
has
recently
emerged
as
a
critical
global
environmental
issue.
Laundry
wastewater
is
significant
contributor
to
MP
pollution,
containing
high
concentrations
of
MPs.
Although
coagulation
been
widely
applied
remove
MPs
from
such
wastewater,
its
efficiency
remains
poor,
and
the
removal
mechanisms
are
not
yet
fully
elucidated.
In
this
study,
occurrence
characteristics
in
raw
domestic
laundry
were
investigated.
The
process
was
combined
with
ultrafiltration
(UF)
membrane
filtration
enhance
removal.
results
showed
that
ranged
9000
11,000
particles/L,
fibrous
particles
constituting
majority
(42.6%)
polyester
accounting
for
68.2%
detected
Using
aluminium
chloride
ferric
coagulants,
maximum
efficiencies
91.7
98.3%
achieved,
respectively.
Mechanistic
analysis
revealed
charge
neutralization
played
dominant
role
during
coagulation.
Fourier
transform
infrared
spectroscopy
further
demonstrated
formation
new
functional
groups,
substituted
benzene
rings,
presence
Fe-O
Al-O
bonds,
indicating
interaction
between
coagulants.
Furthermore,
UF
used
low
densities.
These
had
removed
pre-coagulation.
these
reached
96
±
2%,
reducing
their
concentration
only
60
particles/L
permeate.
findings
highlight
synergistic
potential
effective
provide
valuable
reference
advancing
treatment
technologies
targeting
pollution.
International Journal of Applied Ceramic Technology,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 7, 2024
Abstract
In
this
work,
flat
ceramic
membranes
were
prepared
using
ball
clay,
quartzite
waste,
and
corn
starch
as
porogenic
agent.
The
raw
materials
characterized
by
X‐ray
fluorescence
(EDXRF)
diffraction
(XRD).
compositions
the
following
techniques:
heating
microscopy.
produced
uniaxial
pressing
process
sintered
at
different
temperatures
(900,
1000
1100°C).
Subsequently,
they
(XRD),
linear
shrinkage,
apparent
porosity,
mercury
porosimetry,
flexural
strength,
scanning
electron
microscopy
(SEM).
membrane
contents
20
wt.%
of
1000°C
was
selected
because
it
has
porosity
35%,
pore
size
1.3
µm,
strength
8.6
MPa
permeability
203
L.h
−1
.m
−2
.bar
.
microfiltration
tested
in
treatment
domestic
laundry
wastewater
showed
good
decreasing
(>91%)
turbidity
clarification
wastewater.
