Polymers,
Journal Year:
2023,
Volume and Issue:
15(12), P. 2628 - 2628
Published: June 9, 2023
Lithium
iron
phosphate
(LiFePO4,
LFP)
is
the
most
promising
cathode
material
for
use
in
safe
electric
vehicles
(EVs),
due
to
its
long
cycle
stability,
low
cost,
and
toxicity,
but
it
suffers
from
conductivity
ion
diffusion.
In
this
work,
we
present
a
simple
method
obtain
LFP/carbon
(LFP/C)
composites
with
different
types
of
NC:
cellulose
nanocrystal
(CNC)
nanofiber
(CNF).
Microwave-assisted
hydrothermal
synthesis
was
used
LFP
nanocellulose
inside
vessel,
final
LFP/C
composite
achieved
by
heating
mixture
under
N2
atmosphere.
The
resulting
indicated
that
NC
reaction
medium
not
only
acts
as
reducing
agent
aqueous
solutions
need
(avoiding
other
chemicals),
also
stabiliser
nanoparticles
produced
synthesis,
obtaining
fewer
agglomerated
particles
compared
without
NC.
sample
best
coating-and,
therefore,
electrochemical
response-was
12.6%
carbon
derived
CNF
instead
CNC,
homogeneous
coating.
utilisation
could
be
simple,
rapid,
low-cost
way,
avoiding
waste
unnecessary
chemicals.
Journal of Chemistry,
Journal Year:
2023,
Volume and Issue:
2023, P. 1 - 36
Published: March 31, 2023
The
isolation
of
nanocellulose
has
been
extensively
investigated
due
to
the
growing
demand
for
sustainable
green
materials.
Cellulose
nanocrystals
(CNCs)
and
cellulose
nanofibers
(CNFs),
which
have
same
chemical
composition
but
different
morphology,
particle
size,
crystallinity,
other
properties
depending
on
precursor
synthesis
method
used.
In
comparison,
CNC
particles
a
short
rod-like
shape
smaller
dimensions
when
compared
CNF
in
form
fibers.
was
carried
out
chemically
(hydrolysis
method),
mechanically
(homogenization,
ball
milling,
grinding),
both
can
be
modified
because
they
large
surface
area
are
rich
hydroxyl
groups.
Modifications
were
made
increase
adsorption
ability
heavy
metal
ions.
Fourier
transform
infrared
spectroscopy
(FTIR),
X-ray
diffraction
(XRD),
scanning
electron
microscopy
(SEM),
transmission
(TEM),
thermogravimetric
(TG),
dynamic
light
scattering
(DLS)
reveal
characteristics
morphology
CNCs
CNFs.
success
effectiveness
process
influenced
by
few
factors.
These
factors
include
adsorbent
structure
changes,
area,
availability
active
sites
adsorbent’s
surface,
constants,
ionic
size
differences,
pH,
temperature,
dosage,
contact
time
during
process.
this
review,
we
will
discuss
CNFs
synthesized
from
various
precursors
methods,
modification
application
as
ion
adsorbents,
includes
suitable
isotherm
kinetics
models
effect
pH
selectivity
types
Cellulose,
Journal Year:
2024,
Volume and Issue:
31(10), P. 5997 - 6042
Published: June 8, 2024
Abstract
Considerable
interest
in
food
packaging
research
has
been
prompted
by
the
rising
environmental
impact
of
waste,
customer
awareness
for
readily
accessible
foods
with
extended
shelf
life,
and
ecological
consciousness
about
scarcity
natural
resources.
The
utilization
plastic-based
resulted
a
significant
concern
due
to
accumulation
substantial
quantities
plastic
surrounding
areas.
Research
efforts
are
being
motivated
health
considerations
pursuit
developing
biodegradable
films.
Besides,
poly(lactic
acid)
(PLA)
suggested
as
possible
substitute
petroleum-based
polymers
because
its
sustainability,
simple
accessibility,
biodegradability.
PLA
is
made
from
sugar
beet
or
maize
starch
that
may
be
fermented
bacteria
generate
material
desirable
qualities
like
transparency
rigidity.
However,
there
need
further
improvement
certain
properties
PLA,
such
flexibility,
toughness,
permeability,
thermal
properties.
One
potential
approach
enhancing
these
attributes
involves
integration
nano-reinforcement.
utilisation
nanocellulose
derived
biomass
garnered
recent
times
owing
renewable
nature,
ability
biodegrade,
impressive
mechanical
strength,
low
density,
considerable
economic
worth.
In
this
study,
we
present
comprehensive
overview
most
up-to-date
methods
synthesising
use
filler
manufacture
nanocomposites
packaging.
addition,
study
examines
emerging
challenges
advantages
associated
biocomposites
incorporated
sector.
Processes,
Journal Year:
2023,
Volume and Issue:
11(8), P. 2312 - 2312
Published: Aug. 1, 2023
Nanocellulose
(NC)
is
an
emerging
natural
material
that
offers
great
potential
for
various
applications
due
to
its
unique
properties
and
renewable
character.
Nowadays,
as
NC
production
technologies
are
advancing,
it
essential
evaluate
their
economic
feasibility,
technological
maturity
commercialization
using
systematic
techno-economic
analysis
(TEA).
The
present
study
considers
both
technical
aspects
of
analyzes
them
in
two
ways:
first,
by
developing
a
new
concept
based
on
the
different
types
through
conversion
lignocellulosic
biomass
chemical
mechanical
technologies,
second,
comparative
review
existing
TEA
studies
open
literature.
Three
specific
scenarios
case
evaluated
comparing
key
performance
indicators
(KPIs),
such
cost
(PC)
minimum
product
selling
price
(MPSP)
NC.
As
result,
short
though
comprehensive
overview
current
state
provided,
highlighting
main
challenges
associated
with
it.
Key
areas
future
research
innovation
(R&I)
also
identified
optimize
processes
reduce
relevant
costs,
order
make
competitive
materials
realize
full
potential.
