ACS Applied Engineering Materials,
Journal Year:
2023,
Volume and Issue:
1(7), P. 1924 - 1936
Published: June 27, 2023
In
recent
decades,
the
increased
use
of
polyvinyl
chloride
(PVC)
in
industries
and
households
has
led
to
a
surge
PVC
waste
pollution,
which
mandates
developing
solutions
for
removal
from
environment.
We
report
upcycling,
conversion
material
high-value-added
product,
PVC-based
products
electrospun
(ES)
fibers
(mats).
As
two
common
products,
pipe
pool
float
were
upcycled
ES
water
treatment.
The
fabrication
process
fiber
characteristics,
such
as
morphology,
surface
charge,
mechanical
strength
fibers,
studied
compared
with
same
fabricated
using
research-grade
(RG)
(commercial
powder).
addition,
effect
additives
calcium
carbonate
on
physicochemical
properties
was
evaluated.
results
showed
that
upcycling
is
feasible
since
similar
or
superior
their
equivalent
RG-PVC.
Finally,
performance
dyes
pipes
outperformed
RG
removing
methylene
blue
by
showing
more
than
97%
efficiency.
80%
reusability
after
five
adsorption–desorption
cycles.
Remediation Journal,
Journal Year:
2024,
Volume and Issue:
34(2)
Published: Feb. 1, 2024
Abstract
In
response
to
the
growing
concern
over
contamination
of
water
sources
by
per‐
and
polyfluoroalkyl
substances
(PFAS),
use
activated
carbon
(AC)
for
PFAS
removal
has
garnered
significant
attention.
However,
efficient
with
conventional
AC
poses
challenges
due
limited
surface
area
delayed
absorption
kinetics.
This
focused
review
provides
a
concise
overview
latest
advancements
in
modification
AC,
promising
strategy
enhancing
adsorption.
Chemical
physical
modifications,
including
deposition
metal/metal
oxide
nanoparticles,
polymer‐based
coatings,
surfactants,
advanced
oxidation
processes,
were
explored,
offering
insights
into
their
mechanisms
effectiveness.
The
thorough
analysis
these
modified
materials
valuable
resource
developing
sustainable
strategies
address
pressing
issue
sources.
Desalination and Water Treatment,
Journal Year:
2024,
Volume and Issue:
319, P. 100437 - 100437
Published: May 29, 2024
Consequent
to
the
environmental
persistence
of
Per-
and
polyfluoroalkyl
substances
(PFAS)
their
adverse
effects
on
humans
ecosystem,
it
is
evident
remove
PFAS
from
drinking
water
aquatic
ecosystem.
This
review
enumerates
significant
contributions
adsorption
photocatalysis
in
removing
while
considering
mechanism
action.
A
comparative
account
sources
water,
toxicity,
cost
analysis,
removal
efficiencies,
regeneration
PFAS-spent
adsorbents
photocatalysts
has
been
critically
reviewed.
Lastly,
technical
challenges
associated
with
have
highlighted
considerations
for
future
studies
employing
removal.
