Polymers,
Год журнала:
2024,
Номер
16(22), С. 3102 - 3102
Опубликована: Ноя. 5, 2024
In
the
last
few
decades,
a
large
number
of
natural
additives
have
been
analysed
in
connection
with
improvement
properties
poly(lactic
acid)
(PLA)
bioplastic
materials.
This
article
comprehensively
analyses
applicability
highly
stable
and
progressive
multifunctional
additive
produced
from
renewable
resources-biochar.
The
effect
biochar
on
structural
development
various
thermo-mechanical
was
evaluated
as
function
size
volume,
addition
an
impact
modifier
in-mould
annealing
during
injection
moulding.
addition,
accelerated
ageing
change
also
analysed.
results
showed
significant
influence
particle
content
PLA
biocomposites.
However,
crucial
aspect
production
process
higher
mould
temperature
longer
time.
Consequently,
adjusted
processing
worked
synergistically
performance
resulting
did
not
induce
any
changes
mechanical,
heat
resistance
behaviour
neat
PLA.
On
other
hand,
effects
modified
biocomposites
were
observed.
Impact-modified
achieved
toughness
28
kJ/m
Results in Engineering,
Год журнала:
2024,
Номер
23, С. 102433 - 102433
Опубликована: Июнь 18, 2024
Biochar,
as
a
carbon-rich
substance
produced
from
the
thermal
decomposition
of
organic
biomass,
is
promising
for
sustainable
environmental
management.
The
production
and
consumption
this
can
directly
indirectly
lead
to
reduction
carbon
emissions
and,
result,
in
neutralizing
effects
global
warming
climate
change
actively
participate.
biochar
route
be
even
more
powerful
than
bioenergy
terms
targets.
In
line
with
these
facts,
review
tries
study
biochar,
its
by
slow
diverse
applications
reduce
ecosystem
stability.
Also,
such
sequestration,
soil
strengthening,
reducing
pollutants
are
technically
environmentally
discussed.
Biochar's
adaptability
consistent
development
goals,
making
it
valuable
tool
tackling
challenges
change,
degradation,
pollution
control.
Through
process
pyrolyzing
residues
producing
possible
avoid
cumulative
66–130
billion
metric
tons
CO2
equivalent
over
century.
Approximately
50
%
avoided
result
long-term
sequestration
capabilities
biochar.
Additionally,
30
reductions
come
substituting
fossil
fuels
pyrolysis-derived
energy,
while
remaining
20
arise
prevention
methane
nitrous
oxide
emissions.
Reflecting
growing
significance,
industry,
valued
at
approximately
USD
541.8
million
2023,
poised
remarkable
growth.
Projected
expand
an
impressive
annual
rate
13.9
2024
2030.
Composites Part B Engineering,
Год журнала:
2024,
Номер
286, С. 111809 - 111809
Опубликована: Авг. 29, 2024
This
study
explores
the
synthesis
and
characterization
of
polyamide/biochar
composites
via
in
situ
polymerization
12-aminolauric
acid
with
varying
biochar
concentrations.
The
motivation
behind
this
research
is
to
enhance
properties
polyamide
12
(PA12)
by
integrating
biochar,
a
sustainable
material
derived
from
biomass,
improve
both
performance
environmental
impact.
A
detailed
structure-property
correlation
analysis
was
conducted
assess
effects
on
PA12's
morphology,
mechanical
behavior,
crystallinity,
thermal
stability,
viscoelastic
performance,
sustainability.
Key
findings
include
successful
PA12
synthesis,
confirmed
FTIR
1H
NMR
spectroscopy.
Increased
content
led
decrease
molecular
weight
an
increase
crystallinity
27
%
38
%,
suggesting
enhanced
nucleation
effects.
SEM
showed
excellent
dispersion
compatibility
within
matrix,
leading
significant
improvements
tensile
strength
(from
±
1
MPa
54
2
MPa)
modulus
745
30
2055
65
MPa).
Rheological
tests
demonstrated
shear-thinning
facilitating
effective
extrusion-based
3D
printing
complex
object
50
wt%
biochar.
life
cycle
assessment
revealed
substantial
benefits,
including
net
reduction
1.83
kg·CO₂
equiv.·kg⁻1
due
use
wood
pyrolysis.
These
highlight
potential
PA12/biochar
as
environmentally
structural
materials,
combining
functional
ecological
advantages.
Applied Sciences,
Год журнала:
2025,
Номер
15(6), С. 3207 - 3207
Опубликована: Март 15, 2025
This
study
analyzed
the
use
of
cork-derived
biochar,
obtained
through
pyrolysis,
as
a
more
sustainable
additive
than
traditional
carbon
materials.
In
addition,
present
explored
its
application
in
polymer
matrix
manufacturing
via
stereolithography.
To
best
our
knowledge,
this
approach
has
not
been
reported
scientific
literature.
The
cork
biochar
retained
morphology
original
and
integrated
well
into
photocurable
polymer,
demonstrated
by
scanning
electron
microscopy.
integration
can
contribute
to
formation
internal
networks
within
material,
potentially
modifying
some
properties.
At
specific
low
percentages,
enhanced
both
electrical
conductivity
mechanical
properties
polymers.
Notably,
required
concentrations
were
minimal,
facilitating
incorporation
photopolymer
matrix.
Additionally,
thermal
stability
material
slightly
improved
at
certain
percentages
but
remained
comparable
that
all
cases.
These
findings
highlight
potential
for
advanced
composites.
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Авг. 27, 2024
This
study
introduces
an
innovative
approach
to
fabricate
aluminum
matrix
composites
strengthened
with
biochar,
derived
from
renewable
biomass
sources.
A
systematic
investigation
of
varying
biochar
weight
percentages
(0,
2.5,
5,
7.5,
and
10
wt%)
reveals
substantial
improvements
in
mechanical
properties
corrosion
resistance.
Mechanical
assessments,
including
compressive
strength
hardness,
demonstrate
a
significant
enhancement
incorporation.
In
this
study,
it
was
discovered
that
the
composite
7.5
wt%
exhibits
optimal
balance,
displaying
8.83%
increase
15.15%
rise
hardness
compared
base
matrix.
The
further
evaluates
behavior
through
electrochemical
analyses
immersion
tests
3.5%
NaCl
corrosive
environments,
highlighting
superior
resistance
biochar-reinforced
composites.
Corrosion
rates
decrease
by
73%
for
24
h
time,
affirming
its
protective
barrier
against
agents.
research
provides
quantitative
insights
into
tailoring
reinforcement,
offering
promising
avenue
sustainable
material
development.
resulting
materials
exhibit
not
only
but
also
reduction
rates,
valuable
uses
industries
need
strong,
eco-friendly
solutions.
