Journal of Reinforced Plastics and Composites,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 17, 2025
The
objective
of
this
study
is
to
investigate
the
effects
alumina
filler
content
and
NaOH-treated
Roselle
fibers
on
mechanical,
thermal,
biodegradation,
tribological
properties
while
identifying
optimal
conditions
for
eco-friendly
applications.
Compression
molding
was
employed
fabricate
composites,
results
revealed
significant
improvements
in
performance
with
chemical
treatment
content.
Mechanical
testing
showed
that
10%
composite
exhibited
highest
tensile,
flexural,
impact
strengths
due
enhanced
interfacial
bonding
uniform
dispersion.
Thermal
analysis
demonstrated
improved
stability,
offering
best
thermal
degradation
resistance.
Biodegradation
studies
indicated
slower
weight
loss
alumina-filled
highlighting
their
environmental
durability.
Tribological
evaluations
achieved
lowest
specific
wear
rate
(SWR)
coefficient
friction
(COF),
supported
by
SEM
showing
minimal
debris
surface
damage.
Optimization
using
a
simulated
annealing
algorithm
identified
ideal
(sliding
velocity:
6.6
m/s,
sliding
distance:
500.33
m,
content:
10.62%)
minimized
SWR
(13.28
×
10⁻⁵
mm³/Nm)
COF
(0.278).
These
findings
provide
valuable
insights
into
fiber
composites
sustainable
applications
automotive
packaging
industries.
Emergent Materials,
Год журнала:
2024,
Номер
7(1), С. 63 - 75
Опубликована: Янв. 3, 2024
Abstract
Currently,
the
use
of
natural
fibers
as
reinforcements
in
composites
offers
several
advantages,
such
a
decline
materials
derived
from
non-renewable
resources
and
reduction
effects
on
environment.
These
substances
have
been
effectively
utilized
fields
tissue
engineering,
wound
care,
drug
delivery,
nanotechnology
hydrogels,
scaffolding,
matrices,
implantation.
In
terms
implants
other
medical
technology,
biomaterials
significantly
contribute
to
revolutionizing
human
existence.
Fundamentally,
these
must
be
extremely
biocompatible
unaffected
by
physiological
conditions
humans.
Nevertheless,
biodegradability
is
also
drawback
materials,
they
cannot
long-lasting
conventional
artificial
are
more
prone
wear
tear
because
their
close
contact
with
tissue.
Because
efficacy
device
depends
its
suitability
capacity
perform
desired
operation,
selecting
appropriate
material
crucial
when
developing
device.
Therefore,
emphasizing
modern
advances
applications,
this
study
aims
emphasize
both
fundamental
characteristics
recent
developments
biomedical
field.
Finally,
impact
implant
improving
life
discussed.
Cleaner Materials,
Год журнала:
2024,
Номер
13, С. 100253 - 100253
Опубликована: Июнь 13, 2024
The
development
of
sustainable
and
effective
methods
for
extracting
lignin
is
crucial
achieving
the
advantages
promoting
shift
towards
a
more
circular
bioeconomy.
This
study
addresses
use
environmentally
friendly
processes,
including
organosolv
technique,
supercritical
fluid
(SCF),
non-thermal
plasma
(NTP),
ionic
liquids
(ILs),
deep
eutectic
solvents
(DES),
microwave
assisted
extraction
(MAE)
techniques
extraction.
Organosolv
treatment
offers
high
selectivity
purity
make
this
process
economically
feasible.
Using
water,
carbon
dioxide,
or
ethanol
to
extract
without
harmful
successful
customizable.
NTP
technologies
break
down
lignin,
simplifying
processing
increasing
its
value.
Whereas
ILs
may
boost
synthesis
change
properties
via
solvent
design.
DES-based
can
efficiently
specifically
lignin.
rapid
MAE
method
employs
radiation
reduce
times
yields
These
feature
selectivity,
little
environmental
impact,
capacity
target
fractions.
describes
fundamentals,
benefits,
drawbacks
each
process,
focusing
on
their
ability
large
scale
future
usage.
Additionally,
review
explores
most
recent
advancements
in
application
sector,
as
well
challenges
potential
valorizing
streams
derived
from
extraction,
thereby
fostering
solutions.
research
concludes
that
overcome
challenges,
need
address
concerns,
cost,
emissions,
efficient
use.
Polymer-Plastics Technology and Materials,
Год журнала:
2024,
Номер
63(5), С. 540 - 569
Опубликована: Янв. 11, 2024
The
growing
awareness
of
environmental
concerns
and
the
increasing
demand
for
sustainable
materials
have
driven
development
eco-friendly
alternatives.
Green
composites
emerged
as
a
widely
adopted
solution,
owing
to
their
biodegradability,
eco-friendliness,
benefits.
Among
green
starch-based
made
significant
progress
toward
commercially
viable
products,
but
weak
mechanical
characteristics,
high
hydrophilicity,
density
limit
widespread
application.
Researchers
are
exploring
using
agro-waste
cellulosic
fibers,
abundant
by-products
from
agricultural
practices,
reinforcing
fillers
in
thermoplastic
starch
matrix.
This
critical
review
aims
highlights
advancements
by
incorporating
fibers
into
various
matrices.
findings
reveal
that
integration
these
significantly
enhances
properties,
water
resistance,
biodegradability
resulting
composites.
also
offers
researchers
industry
professionals
valuable
insights
materials.
Journal of Materials Research and Technology,
Год журнала:
2024,
Номер
31, С. 787 - 798
Опубликована: Июнь 13, 2024
This
work
has
developed
advanced
technical
applications
in
clean
production
based
on
a
biocomposite
high-density
polyethylene
(HDPE)
reinforced
cellulosic
Yucca
treculeana
L.
fibers
(YTFs)
from
agriculture
waste
leaves.
Once
the
extraction
was
complete,
were
chemically
treated
with
low
concentration
(3%
for
4
h)
of
sodium
bicarbonate
(NaHCO₃)
to
remove
impurities
their
surface
and
increase
adhesion
capacity.
Furthermore,
this
aimed
understand
how
adding
YTFs
(10%,
20%,
30%)
influences
dynamic
properties
polymer-based
biocomposites.
The
impact
additions
damping
behavior
terms
loss
modulus
(E″),
storage
(E′),
glass
transition
temperature
(Tg),
factor
(tanδ)
YTFs/HDPE
biocomposites
evaluated
at
frequency
1
Hz
using
mechanical
analysis.
In
particular.
According
results,
E′
is
significantly
improved
by
YTFs.
reach
Tg
about
80
°C,
YF30/HDPE
offers
tanδ
0.164,
an
2491
MPa,
E″
223
MPa.
Scanning
electron
microscope
images
reveal
fiber-polymer
interface
that
adheres
firmly
HDPE
matrix.
study
highlights
promising
potential
YF/HDPE
as
sustainable
cost-effective
replacements
conventional
materials
diverse
applications.
Indeed,
given
its
load-bearing
capacity
recyclability,
type
would
be
wise
choice
manufacturing
automotive
interior
trim,
sporting
goods,
eco-friendly
building
materials.
Further
research
development
could
optimize
these
extend
use
various
cleaner
industries.
Applications in Engineering Science,
Год журнала:
2024,
Номер
18, С. 100184 - 100184
Опубликована: Май 31, 2024
This
paper
emphasizes
the
significant
usage
of
natural
fiber
as
a
reinforced
composite
in
potential
engineering
field.
Mechanical,
civil,
textile,
agricultural,
and
other
sectors
have
already
initiated
utilization
their
multiple
fields.
After
going
through
some
processes
like
treating
chemically
synthesizing
them
accordingly,
composites
are
prepared
for
respective
implementation.
Unlike
types
materials,
unique
properties
recyclability,
adaptability,
environmental
safety,
easy
persuasion.
On
hand,
different
naturally
oriented
jute,
cotton,
silk,
linen,
hemp,
etc.
almost
same
kind
mechanical,
thermal,
chemical
features
traditional
materials.
Additionally;
automobile,
marine,
aerospace,
medical,
recreation
industries
claim
realm
this
type
material
kingdom.
Though
moisture
problems,
swelling,
safe
reusability
threatening
fiber-reinforced
composites,
more
research
will
certainly
reduce
these
problems.
Researchers
play
role
permanent
solution
applications
every
sector.
