Valorization of Polymethylmethacrylate Scrap Reinforced with Nano Carbon Black with Optimized Ratio in Extrusion-Based Additive Manufacturing
Polymers,
Journal Year:
2025,
Volume and Issue:
17(10), P. 1383 - 1383
Published: May 17, 2025
To
promote
environmental
sustainability,
this
research
investigated
the
potential
of
utilizing
recycled
polymethylmethacrylate
(PMMA)
as
raw
material
in
extrusion
(MEX)
additive
manufacturing
(AM).
enhance
its
mechanical
response,
carbon
black
(CB)
was
employed
filler
nanocomposite
formation.
Filament
mixture
at
different
concentrations
produced
printable
feedstocks
for
MEX
AM.
Rheological
analysis
(viscosity
and
flow
rate)
showed
that
CB
introduction
to
matrix
beneficial
consistent
layer
deposition,
while
differential
scanning
calorimetry
thermogravimetric
analyses
verified
thermal
stability
nanocomposites
during
processing.
Mechanical
properties
were
optimized,
with
increases
modulus
(27.8%
25.8%,
respectively,
tensile
bending
loadings)
strength
optimal
loadings.
Dynamic
revealed
viscoelastic
response
nanocomposites.
Raman
energy
dispersive
spectroscopy
provided
element-related
insights.
Surface
morphology
parts
structure
observed
employing
electron
microscopy
micro-computed
tomography,
revealing
a
positive
impact
on
AM
due
presence
The
4
wt.%
content
optimum
one.
This
pioneers
development
new
sustainable
filaments
highlights
next-generation
MEX-based
Language: Английский
Process optimization of material extrusion additive manufacturing with ASA: robust design and predictive models for engineering response metrics
The International Journal of Advanced Manufacturing Technology,
Journal Year:
2025,
Volume and Issue:
unknown
Published: May 28, 2025
Language: Английский