Frontiers in Materials,
Journal Year:
2023,
Volume and Issue:
10
Published: July 25, 2023
Cellulose
nanomaterials
present
unique
properties
of
interest
for
their
many
applications.
Their
behavior
is
mainly
related
to
the
colloidal
that
determine
self-assembly
and
stability
mechanisms
as
well
interaction
with
particles
in
different
matrices.
This
review
shows
state
art
nanocellulose
from
a
material
perspective,
approach
how
control
these
influence
on
final
products,
such
drug
delivery,
coatings,
nanocomposites,
or
tissue
engineering,
emphasizing
role
determining
performance.
Carbohydrate Polymer Technologies and Applications,
Journal Year:
2024,
Volume and Issue:
8, P. 100529 - 100529
Published: June 20, 2024
Cellulose,
a
natural
linear
biopolymer
composed
of
hierarchically
arranged
cellulose
nanofibrils,
presents
compelling
avenue
for
sustainable
nanocellulose
synthesis
from
agricultural
by-products.
This
innovative
approach
both
mitigates
organic
waste
and
landfill
disposal
unlocks
the
latent
potential
nanocellulose,
transforming
residue
into
valuable
resources.
paradigm
shift
towards
sustainability
resonates
across
diverse
industrial
sectors,
particularly
in
biomedical
research
development.
In
recent
years,
remarkable
attributes
including
its
biocompatibility,
low
cytotoxicity,
exceptional
water-holding
capacity
cell
immobilization,
have
propelled
adoption
various
medical
applications.
From
drug
delivery
systems
to
wound
healing,
tissue
engineering,
antimicrobial
treatments,
has
emerged
as
versatile
biomaterial.
Moreover,
strategic
integration
composites
structural
functionalization
enable
customizing
properties
specific
functions,
further
expanding
utility.
comprehensive
review
explores
prominent
types
nanocellulose—including
nanocrystals,
microbial
or
bacterial
cellulose—elucidating
their
underscores
principles
underpinning
utilization
by
exploring
sources
derived
biowaste
processes
production.
As
crucial
component
wide
array
materials,
drives
innovation
propels
advancement
biomedicine
toward
sustainability.
ACS Applied Polymer Materials,
Journal Year:
2024,
Volume and Issue:
6(5), P. 2877 - 2888
Published: Feb. 23, 2024
With
the
continuous
introduction
of
plastic
restriction
policies
by
government
and
enhancement
people's
awareness
environmental
protection,
demand
for
food
packaging
materials
has
also
continued
to
increase,
research
development
biodegradable
green
become
frontier
direction
in
field
materials.
In
this
study,
nanocellulose-based
coating
solution
with
high
barrier
properties
was
prepared
from
oxidized
cellulose
nanofibrils
(OCNFs)
via
sodium
periodate
compounded
chitosan
(CTS)
then
coated
on
substrate
paper.
Experiments
have
found
that
when
mass
fraction
OCNF
OCNF/CTS
is
0.5%,
paper
exhibits
optimum
comprehensive
performance.
The
oxygen
transmission
rate
OCNF/CTS-coated
dropped
1.732
×
10–11
cm3·cm/cm2·s·Pa,
water
vapor
reduced
2.236
10–12
g·cm/cm2·s·Pa.
This
due
fact
cross-linking
CTS
improves
compactness
surface
layer,
which
turn
enhances
its
barrier.
These
findings
suggested
great
potential
prospect
application
materials,
provide
a
possible
positive
example
field.
Cellulose,
a
natural
biopolymer,
offers
strong
potential
for
sustainable
packaging
due
to
its
impressive
mechanical,
thermal,
and
barrier
properties.
However,
high
hydrophilicity
remains
key
challenge
industrial
applications.
This
review
delves
into
both
chemical
physical
methods
enhance
nanocellulose's
hydrophobicity
while
also
exploring
the
incorporation
of
reinforcing
fillers
like
antioxidants,
antibacterial
agents
(e.g.,
tannins,
lignin),
nanoclays
improve
functionality
in
active
packaging.
Additionally,
advanced
surface
modifications
using
compounds,
such
as
stearic
acid,
silanes,
treatments,
cold
plasma,
are
discussed.
By
providing
detailed
insights
these
techniques
materials,
this
serves
practical
guide
researchers,
especially
laboratory
settings,
assess
feasibility
applying
innovations
their
own
work.
Ultimately,
it
aims
advance
development
nanocellulose-based
solutions,
offering
balance
among
sustainability,
enhanced
performance,
scientific
guidance.
Polymers,
Journal Year:
2023,
Volume and Issue:
15(20), P. 4159 - 4159
Published: Oct. 19, 2023
Cellulose-based
conductive
materials
(CCMs)
have
emerged
as
a
promising
class
of
with
various
applications
in
energy
and
sensing.
This
review
provides
comprehensive
overview
the
synthesis
methods
properties
CCMs
their
batteries,
supercapacitors,
chemical
sensors,
biosensors,
mechanical
sensors.
Derived
from
renewable
resources,
cellulose
serves
scaffold
for
integrating
additives
such
carbon
nanotubes
(CNTs),
graphene,
metal
particles,
metal–organic
frameworks
(MOFs),
carbides
nitrides
transition
metals
(MXene),
polymers.
combination
results
excellent
electrical
conductivity
while
retaining
eco-friendliness
biocompatibility
cellulose.
In
field
storage,
show
great
potential
batteries
supercapacitors
due
to
high
surface
area,
strength,
tunable
chemistry,
porosity.
Their
flexibility
makes
them
ideal
wearable
flexible
electronics,
contributing
advances
portable
storage
electronic
integration
into
substrates.
addition,
play
key
role
sensing
applications.
allows
development
implantable
biosensors
biodegradable
environmental
sensors
meet
growing
demand
health
monitoring.
Looking
future,
this
emphasizes
need
scalable
synthetic
methods,
improved
thermal
properties,
exploration
novel
sources
modifications.
Continued
innovation
promises
revolutionize
sustainable
technologies,
providing
environmentally
friendly
solutions
pressing
global
challenges.
Carbohydrate Polymers,
Journal Year:
2023,
Volume and Issue:
323, P. 121460 - 121460
Published: Oct. 5, 2023
The
high
sulfuric
acid
concentration
used
in
the
hydrolysis
of
cellulose
to
isolate
nanocrystals
(CNCs)
leads
low
yields
due
dissolution
both
amorphous
and
semi-crystalline
cellulose.
present
study
explored
use
steam
explosion
pretreatment
before
enhance
crystallization
semi-crystalline/
non-crystalline
generating
new
CNC
precursors
with
poplar
wood
as
feedstock.
crystallinity
exploded
increased
1.3-fold
compared
untreated
wood.
Consequently,
overall
yield
CNCs
2.5-fold
Moreover,
did
not
affect
quality
regard
crystal
size,
crystallinity,
colloidal
stability.
Whereas
thermal
stability
pretreatment.
This
demonstrates
a
simple
scalable
step
that
can
significantly
improve
from
thereby
improving
economics
commercial
viability.
Future Postharvest and Food,
Journal Year:
2024,
Volume and Issue:
1(1), P. 5 - 33
Published: Jan. 9, 2024
Abstract
In
nature,
cellulose
is
present
in
fibrillar
structures
with
alternative
crystalline
and
amorphous
fragments.
The
application
of
various
chemical
treatments
(acid
hydrolysis,
enzymolysis,
oxidation)
could
lead
to
the
extraction
purification
compartments
form
nanocrystals.
On
other
hand,
applying
harsh
mechanical
(milling,
ultrasonication,
high‐pressure
processing,
grinding,
microfluidization,
etc.)
result
degradation
macrostructures
into
nano‐fibrillated
segments
without
depletion
fractions.
These
are
called
nanofibers.
Bacterial
nanocelluloses
(BNCs)
another
nanostructure
that
generated
through
bottom–up
technique.
BNCs
purest
forms
nanostructures
(CNSs).
Hitherto,
spectroscopy
microscopy
characterization
techniques
have
been
developed
for
in‐depth
investigation
CNSs.
valuable
information
obtained
via
such
instrumental
has
opened
windows
on
new
horizons
CNSs
novel
realms.
Nowadays,
found
a
seat
biomedical,
packaging,
emulsification,
water
filtration,
textile
applications.
this
review,
after
describing
their
fabrication
methods,
most
recent
utilized
these
plus
current
different
realms
comprehensively
overviewed.
