ChemistrySelect,
Journal Year:
2024,
Volume and Issue:
10(1)
Published: Dec. 31, 2024
Abstract
In
this
study,
carboxymethyl
chitosan
(CMCS)‐based
biodegradable
films
were
prepared
by
blending
with
polyvinyl
alcohol
(PVA)
in
water
and
characterized
for
their
potential
application
as
innovative
food
packaging
materials.
Blends
of
CMCS
PVA
polymer
solutions
cast
dried
at
50
°C
48
hours
to
obtain
a
flexible
transparent
film.
The
different
composition
using
various
techniques
including
Fourier‐transform
infrared
spectroscopy
(FTIR),
X‐ray
diffraction
(XRD),
tensile
strength
(TS),
scanning
electron
microscopy
(SEM),
Thermogravimetric
analysis
(TG).
FTIR
confirmed
the
successful
incorporation
groups
into
molecules,
indicating
modification
chitosan.
XRD
pattern
indicates
an
amorphous
phase
films.
SEM
images
film
surfaces
show
uniform
structure
containing
no
cracks
or
holes
revealing
that
both
had
good
compatibility
unique
film‐forming
ability.
CMCS/PVA
demonstrated
superior
performance
compared
conventional
synthetic
materials,
low
vapor
transmission
rate
(53.46
g/m
2
/h),
(10.8
MPa),
elongation
break
(20.36%).
Practical
tests
showed
coating
green
chilies
reduced
loss
20%
uncoated
chilies,
effectively
enhancing
shelf
life.
Current Issues in Molecular Biology,
Journal Year:
2024,
Volume and Issue:
46(1), P. 585 - 611
Published: Jan. 5, 2024
Numerous
surgeries
are
carried
out
to
replace
tissues
that
have
been
harmed
by
an
illness
or
accident.
Due
various
surgical
interventions
and
the
requirement
of
bone
substitutes,
emerging
field
tissue
engineering
attempts
repair
damaged
with
help
scaffolds.
These
scaffolds
act
as
template
for
regeneration
controlling
development
new
cells.
For
creation
functional
organs,
there
three
elements
play
very
crucial
role:
cells,
signals
achievement
these
aims,
types
natural
polymers,
like
chitosan,
chitin,
cellulose,
albumin
silk
fibroin,
used
preparation
Scaffolds
produced
from
polymers
many
advantages:
they
less
immunogenic
well
being
biodegradable,
biocompatible,
non-toxic
cost
effective.
The
hierarchal
structure
bone,
microscale
nanoscale,
is
mostly
made
up
organic
inorganic
components
nanohydroxyapatite
collagen
components.
This
review
paper
summarizes
knowledge
updates
information
about
use
scaffolds,
their
application
in
recent
research
trends
area
(BTE).
article
extensively
explores
related
analyze
advancement
nanotechnology
treatment
bone-related
diseases
repair.
Materials Advances,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
The
escalating
environmental
challenges
posed
by
different
waste
sources,
including
agricultural
residues
and
industrial
byproducts,
necessitate
innovative
solutions
for
utilization.
Discover Food,
Journal Year:
2024,
Volume and Issue:
4(1)
Published: Oct. 14, 2024
Nanotechnology
has
come
up
as
an
advanced
domain
in
the
food
packaging
field
that
proved
to
be
effective
solution
for
increasing
shelf
life
and
ensuring
products'
safety.
Integration
of
metal-based
nanoparticles
with
different
materials
enhances
physical,
chemical,
mechanical,
thermal
characteristics
resulting
robust
barrier
preservation
products.
This
review
delves
into
potential
numerous
nanomaterials
active
production.
The
ability
these
enhance
various
thermal,
antimicrobial,
antioxidant
characteristics,
provide
gas,
moisture,
light
barriers
been
discussed.
overview
important
synthesis
methods
production
is
also
emphasized.
Alongside
current
industrial
scenario
challenges
nanotechnology
sector.
Metal-based
played
a
significant
role
enhancing
tensile
strength,
young
modulus,
glass
transition
temperature,
melting
antimicrobial
activity,
properties
(light,
moisture)
materials.
However,
achieve
widespread
commercialization,
more
comprehensive
regulations
scientific
literature
on
migration
toxicity
nanoparticles,
sustainability,
scale-up
strategies,
process
optimization
are
essential.
Journal of Food Measurement & Characterization,
Journal Year:
2024,
Volume and Issue:
18(7), P. 5450 - 5461
Published: May 15, 2024
Abstract
In
this
study,
biodegradable
active
films
were
designed
by
adding
ZnO-NPs
to
the
quince
seed
mucilage/chitosan
matrix.
The
investigated
for
characterization
and
in
vitro
bioactivity.
According
results,
a
significant
decrease
moisture
content,
water
holding
capacity
light
(L*)
occurred
with
addition
of
ZnO-NP.
(
p
<
0.05).
FT-IR
spectra
showed
interaction
between
N-H
mucilage
chitosan
groups.
Nanocomposite
containing
ZnO-NP
improved
thermal
stability.
developed
bionanocomposite
easily
buried
soil
subjected
degradation.
minimum
degradation
film
after
20
days
was
62.02%.
maximum
cell
viability
(%)
C/ZnO-NP
C/QSM/ZnO-NP
determined
as
86.81%
91.22%,
respectively,
found
be
non-toxic.
Moreover,
while
did
not
show
antibacterial
performance,
ZnO
NPs
effects
against
tested
bacteria
Listeria
monocytogenes
(ATCC
7644)
Escherichia
coli
O157:H7
35,150).
context,
design
can
used
an
food
packaging
material
preservation
controlling
food-borne
pathogens.
addition,
do
pose
threat
environment
therefore
have
great
potential
sustainable
industry.
