Characterization of Composites from Post-Consumer Polypropylene and Oilseed Pomace Fillers
Polymers,
Год журнала:
2024,
Номер
16(24), С. 3557 - 3557
Опубликована: Дек. 20, 2024
This
study
investigates
the
properties
of
composites
produced
using
post-consumer
polypropylene
(PP)
reinforced
with
lignocellulosic
fillers
from
Nigella
sativa
(black
cumin)
and
rapeseed
pomace.
Using
agri-food
by-products
like
pomace
supports
waste
management
efforts
reduces
demand
for
wood
in
wood–plastic
composites.
The
composite
production
method
combined
extrusion
hot
flat
pressing.
Mechanical
tests
showed
a
decrease
tested
parameters.
Compared
to
control
variant,
MOE
decreased
by
26.4%
(PP_R
variant)
46.9%
(PP_N
variant),
MOR
value
78.7%
(PP_N)
55.1%
(PP_R).
No
significant
differences
surface
roughness
parameters
were
observed.
nigella
particles
demonstrated
increased
wettability.
TGA
reduced
thermal
stability
compared
PP
between
variants.
exhibited
susceptibility
fungal
overgrowth,
which
suggests
potential
biodegradability.
complete
overgrowth
inoculated
fungi,
reaching
100%
coverage,
while
samples
known
be
resistant
biological
factors
remained
unaffected.
Although
mechanical
degraded,
use
offers
undeniable
advantages,
such
as
byproducts,
demand,
biodegradability
obtained
However,
there
is
need
further
optimization
manufacturing
processes
material
composition
enhance
performance.
Язык: Английский
Nigella sativa L. pomace as an alternative filler in wood plastic composites
Annals of WULS Forestry and Wood Technology,
Год журнала:
2024,
Номер
126, С. 17 - 29
Опубликована: Июнь 28, 2024
Nigella
sativa
L.
pomace
as
an
alternative
filler
in
wood
plastic
composites.The
aim
of
this
article
is
to
demonstrate
that
black
cumin
waste
can
be
used
lignocellulosicfiller
composite
technology.
In
study,
composites
were
produced
using
high-densitypolyethylene
(HDPE)
and
leftovers
after
industrial
oil
production.
The
resulting
weresubjected
a
series
tests
such
static
bending,
MOE,
surface
roughness,
contact
angle,
water
absorption
andthickness
swelling,
mold
fungi
resistance,
SEM,
FTIR
spectroscopy
TGA
analysis
determine
theirproperties.
results
the
obtained
studies
compared
with
those
from
conducted
on
purepolyethylene.
Язык: Английский