Advances in chemical and materials engineering book series,
Journal Year:
2024,
Volume and Issue:
unknown, P. 119 - 154
Published: Nov. 8, 2024
Bacterial
cellulose
has
attracted
great
attention
due
to
the
demand
for
eco–friendly
materials
and
sustainable
products.
It
possesses
properties
superior
those
of
plant
potential
uses
in
various
applications.
The
wider
application
bacterial
depends
on
practical
considerations
such
as
scale–up
capability
production
costs.
high
cost
is
main
drawback
that
hinders
industrial
implementation.
cost–competitiveness
can
be
improved,
maximized
by
utilization
agricultural
waste
by–products
cell
culture
media.
This
chapter
provides
an
overview
cost–effective
media
using
a
primary
nutrient
source.
applications
related
nanocellulose,
future
challenges
are
also
described.
ACS Sustainable Chemistry & Engineering,
Journal Year:
2024,
Volume and Issue:
12(42), P. 15502 - 15514
Published: Oct. 8, 2024
Global
social
awareness
of
bioproducts
has
motivated
the
current
work
on
sustainable
nanocellulose
modifications
for
diverse
packaging
applications.
Agro-derived
cellulose
nanofibrils
(CNFs)
were
mildly
acetylated
in
an
aqueous
system
with
acetic
acid
and
anhydride
biobased
coatings
applied
by
vacuum-assisted
methods,
followed
thermal
drying,
which
was
found
to
improve
oleophobic
hydrophobic
properties.
The
compositional
morphological
aspects
confirmed
time-of-flight
secondary
ion
mass
spectrometry
(TOF-SIMS),
Fourier
transform
infrared
spectroscopy
(FTIR),
scanning
electron
microscopy
(SEM),
optical
profilometry.
barrier
mechanical
performances
prepared
substrates
evaluated
using
oil
grease
resistance
kits
hot
tests,
air
permeability,
water
contact
angle
(WCA),
tensile
fold
tests.
All
coated
papers
passed
highest
kit
12,
showing
only
0–1.04%
absorption
zero
Gurley
permeability.
paper
exhibited
WCA
∼86°
lowest
surface
energy
31.70
mN/m.
Furthermore,
excellent
dry
index
71.06–75.34
N·m/g,
could
be
sustained
even
under
wet
conditions
a
21.79%
increase
strength
over
base
improved
flexibility
up
400
double
folds.
Therefore,
can
effective
alternatives
flexible
other
Manufacturing Review,
Journal Year:
2024,
Volume and Issue:
11, P. 15 - 15
Published: Jan. 1, 2024
With
the
rapid
development
of
new
energy
vehicle
industry,
application
lightweight
materials
in
this
field
is
becoming
increasingly
widespread.
It
not
only
helps
to
improve
efficiency
vehicles,
but
also
enhances
their
safety
and
comfort.
However,
finding
that
combine
high
strength,
good
stability,
environmental
friendliness
has
always
been
a
challenge
for
industry.
To
further
mechanical
properties
vehicles
achieve
environmentally
friendly
applications,
Bis
(tert
butyldioisopropyl)
benzene
was
used
as
chain
extender
based
on
Poly
butyleneadipate-co-terephthalate.
And
foam
material
automobiles
developed
by
blending
with
modified
carbon
nanofibers.
These
experiments
confirmed
proposed
had
tensile
strength
21.0
MPa
crack
elongation
610%.
When
nanofiber
content
reached
40%
50%,
modulus
significantly
increased
over
200
MPa.
The
material's
starting
31.8
±
4.4
This
exhibits
better
stability
ductility
under
stress,
significance.
ChemSusChem,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 8, 2024
Paper-based
packaging
can
offer
a
sustainable
replacement
for
plastics.
However,
paper
provides
poor
barrier
to
water,
oxygen
and
moisture.
This
study
presents
novel
renewable
lignocellulosic
composite
made
from
hydrophobic
photo-reversible
coating
deposited
onto
cellulose
nanofiber
film
that
has
improved
properties
be
reprocessed.
Diglycerol
lignin-derivable
aldehyde
were
reacted
form
tetra-functional
monomer
with
photo-responsive
unsaturated
double
bonds
converted
covalent
cyclobutane
rings
create
reversibly
crosslinkable
network
upon
UV-irradiation.
The
compound
was
applied
as
thin
of
thickness
2.7±0.4
μm
over
(CNF)
films
80±19
μm.
surface
the
coated
became
contact
angle
(CA)
93.1±1.7°
displayed
low
water
vapour
transmission
rate
(WVTR)
16±2
g/m
Journal of Materials Chemistry B,
Journal Year:
2024,
Volume and Issue:
12(37), P. 9229 - 9237
Published: Jan. 1, 2024
A
simple
route
to
bio-based
cellulose
nanofibers
(CNF)
functionalization
is
here
proposed
via
noncovalent
incorporation
of
short
peptides,
enhancing
rheology,
hydrophobicity,
and
water
vapor
barrier
properties
in
CNF-based
hydrogels
films.
Advances in chemical and materials engineering book series,
Journal Year:
2024,
Volume and Issue:
unknown, P. 119 - 154
Published: Nov. 8, 2024
Bacterial
cellulose
has
attracted
great
attention
due
to
the
demand
for
eco–friendly
materials
and
sustainable
products.
It
possesses
properties
superior
those
of
plant
potential
uses
in
various
applications.
The
wider
application
bacterial
depends
on
practical
considerations
such
as
scale–up
capability
production
costs.
high
cost
is
main
drawback
that
hinders
industrial
implementation.
cost–competitiveness
can
be
improved,
maximized
by
utilization
agricultural
waste
by–products
cell
culture
media.
This
chapter
provides
an
overview
cost–effective
media
using
a
primary
nutrient
source.
applications
related
nanocellulose,
future
challenges
are
also
described.
