Bio‐Based Nanofiber Membranes for Effective Air Filtration: Fabrication and Evaluation of Flame‐Retardant Behavior, Mechanical Properties, and Filtration Performance
Macromolecular Materials and Engineering,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 22, 2025
Abstract
Electrospun
nanofibers
can
lower
health
risks
linked
to
exposure
particulate
matter
pollutants.
On
the
other
hand,
nonbiodegradable
polymeric
materials
increase
issues
related
their
disposal
and
generation
of
hazardous
microplastics.
Hence,
this
research
aims
develop
a
nanofibrous
membrane
filter
composed
polyvinyl
alcohol
(PVA)
as
biodegradable
polymer,
boric
acid
(BA)
using
an
electrospinning
technique.
This
study
investigates
effect
BA
on
fire
behavior,
mechanical
properties,
filtration
performance
nanofiber
membranes.
The
morphological
results
show
that
samples
containing
have
no
beads
nanofibers.
Incorporating
into
PVA
membranes
reduce
peak
release
heat
by
≈39%.
Additionally,
offer
enhanced
properties
tensile
strain
(≈3.6%)
Young's
modulus
(up
≈45%).
optimized
BA/PVA
also
demonstrate
superior
efficiency
(above
99.9%
for
300
nm
particles)
low‐pressure
drop
(150
Pa
at
5.3
cm
s
−1
airflow
velocity).
Therefore,
improve
not
only
behavior
than
those
pure
nanofibers,
but
performance.
Language: Английский
Performance evaluation of boron-based particles as filler for thermoplastic polyester elastomer
Journal of Thermoplastic Composite Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 6, 2025
The
objective
of
this
study
is
to
enhance
the
fundamental
structural
characteristics
thermoplastic
polyester
elastomer
(TPEE)
material.
For
purpose,
two
distinct
boron-based
particles,
namely
boric
acid
(BA)
and
hexagonal
boron
nitride
(hBN),
were
utilised
as
reinforcing
materials.
production
particle-reinforced
TPEE
matrix
composites
was
achieved
through
process
extrusion
injection
molding.
investigation
wear
behavior
conducted
implementation
adhesive
tests,
while
mechanical
properties
analyzed
execution
tensile
three-point
bending
tests.
Furthermore,
thermal
examined
utilization
differential
scanning
calorimetry
thermogravimetric
analysis.
findings
indicate
that
coefficient
friction
values
decreased
with
addition
both
BA
hBN.
incorporation
hBN
into
TPEE,
well
an
increase
in
weight
ratio
these
resulted
a
notable
enhancement
strength,
elastic
modulus
flexural
stress
at
yield
values.
crystallization
matrix,
led
reduction
matrix.
elevated
decomposition
temperatures
thereby
enhancing
its
stability.
However,
demonstrated
superior
performance
compared
BA,
potentially
due
lower
particle
size
distribution.
Nevertheless,
it
concluded
that,
depending
on
intended
application
end
product,
types
particles
can
be
effectively
utilized
TPEE.
Language: Английский
Radiation-Induced evolution of physical, thermomechanical, surface roughness, and wear properties in ABS and PLA: Toward optimized and enhanced bolus materials in radiotherapy and related biomedical applications
Radiation Physics and Chemistry,
Journal Year:
2025,
Volume and Issue:
unknown, P. 112858 - 112858
Published: April 1, 2025
Language: Английский