ChemBioEng Reviews,
Journal Year:
2023,
Volume and Issue:
11(1), P. 39 - 59
Published: Nov. 6, 2023
Abstract
The
growing
potential
of
sustainable
materials
such
as
polyhydroxyalkanoates
(PHAs),
polylactic
acid
(PLA),
alginate,
carrageenan,
and
ulvan
for
bioplastics
production
presents
an
opportunity
to
promote
a
circular
economy.
This
review
investigates
their
properties,
applications,
challenges.
Bioplastics
derived
from
algae
offer
environmentally
friendly
alternative
petroleum‐based
plastics,
shift
paramount
importance
society
due
the
escalating
environmental
concerns
associated
with
traditional
plastics.
role
internet‐of‐things
(IoT)
machine
learning
in
refining
these
bioplastics'
development
processes
is
emphasized.
IoT
monitors
cultivation
conditions,
data
collection,
process
control
more
production.
Machine
can
enhance
cultivation,
increasing
supply
raw
algal
improving
efficiency
output.
study
results
indicate
promise
algae‐based
bioplastics,
IoT,
fostering
future.
By
harnessing
advanced
technologies,
optimization
bioplastic
possible,
potentially
revolutionizing
industry
addressing
existing
challenges
toward
achieving
Energies,
Journal Year:
2023,
Volume and Issue:
16(9), P. 3674 - 3674
Published: April 25, 2023
The
slow
pyrolysis
characteristics
of
lignocellulosic
biomass
and
its
three
major
components
via
a
Thermogravimetric
Analyzer
coupled
with
Fourier
Transform
Infrared
Spectrometer
(TGA-FTIR)
was
studied.
Different
compositions
ratios
cellulose,
hemicellulose,
lignin,
olive
pomace,
sunflower
waste,
pinecone
were
selected.
main
decomposition
temperature
ranges
xylose
(hemicellulose)
lignin
showed
broad
range
between
173–690
170–835
°C,
respectively,
whereas
that
cellulose
detected
to
be
291–395
°C.
All
samples
presented
three-stage
model
is
explained
by
the
superposition
weight
losses
components.
Simultaneous
FTIR
analysis
evolved
gases
demonstrated
greater
hemicellulose
contents,
higher
CO
CO2
concentrations.
Chemical
kinetics
computed
Coats–Redfern
model.
activation
energy
required
for
initiation
thermal
in
53–94
kJ/mol.
Moreover,
product
yields
all
determined
laboratory-scale
pyrolysis.
Pyrolytic
oil
char
18.9–32.4
wt.%
26.6–31.2
wt.%,
at
550
°C
final
samples.
It
concluded
bio-oil
yield
not
only
controlled
content
but
also
affected
presence
n-hexane
soluble
(oil)
fraction
as
well
inorganics.
Polymer Testing,
Journal Year:
2024,
Volume and Issue:
132, P. 108364 - 108364
Published: Feb. 13, 2024
This
study
delves
into
how
additive
manufacturing
has
revolutionized
the
production
of
polymers
over
last
three
decades.
Traditional
polymer
finds
it
difficult
to
fulfill
demanding
needs
a
wide
range
applications,
even
as
faces
issues
with
environmental
sustainability
and
decreased
plastic
waste.
On
other
hand,
AM
provides
unmatched
design
freedom,
expedited
time-to-market,
reduced
material
waste
while
enabling
quick
fabrication
complex
structures.
The
uses
(AM)
in
consumer
products,
automotive,
aerospace,
medical
implant
sectors
are
examined
this
paper.
Polymeric
materials
created
by
provide
several
benefits,
including
improved
flexibility,
less
waste,
lighter
weight,
ability
include
functionality.
paper
addresses
need
for
emphasizing
composition
structural
modification
capabilities
that
brings
synthesis.
use
methods
evaluating
quality
performance
AM,
such
scanning
electron
microscopy
(SEM),
dynamic
mechanical
analysis
(DMA),
thermogravimetric
(TGA),
differential
calorimetry
(DSC),
is
covered.
review
also
highlights
challenges
facing
now
well
its
bright
future,
which
might
lead
massive
growth
upheaval
sectors.
gives
thorough
overview
changing
field
providing
insights
particular
findings
clearly
stating
goals,
objectives,
differences
from
earlier
studies.
Energy Conversion and Management X,
Journal Year:
2024,
Volume and Issue:
22, P. 100538 - 100538
Published: Jan. 28, 2024
Biomass
is
an
organic
substance
widely
available
in
nature
as
a
fresh
or
waste
material
considered
renewable
energy
that
aligns
with
the
zero-carbon
scheme
to
reduce
dependency
on
fossil
fuels.
However,
after
conversion,
biomass's
physical
chemical
properties
highly
affect
biofuel
characteristics.
A
variety
of
instruments
can
be
used
figure
out
reactivity.
Considering
commonly
adopted
instruments,
thermogravimetric
analysis
(TGA)
simple,
fast,
and
efficient
way
determine
The
TGA
method
has
capability
analyze
(proximate
analysis:
moisture,
volatile
matter,
fixed
carbon,
ash)
combustion
features
biomass
(such
ignition,
reactivity,
etc).
Most
importantly,
TG
curvatures
(TGA
DTG)
reveal
behavior
during
thermodegradation
process.
As
consequence,
quality
quantity
analyses
reactivity
investigated
comprehensively.
Moreover,
some
integration
artificial
intelligence
(AI)
been
studied
better
understand
management
technology
for
future
development.
outcome
TGA-AI
may
obtain
excellent
result
fit
value
R2>95
%.
This
study
aims
comprehensively
review
relevant
research
using
lignocellulosic
discussion
this
extended
perspective,
challenges,
work.
