Abstract
Guinea
grass
seed
starch
nanoparticles
(GSNPs)
Were
prepared
via
nanoprecipitation
and
dual‐modified
with
3%
octenyl
succinic
anhydride
(OSA)
pulsed
electric
fields
(PEF)
(1.5,
3.0,
4.5
kV
cm⁻¹).
Native
modified
GSNPs
assessed
for
cytotoxicity
(Caco‐2
cells),
in
vitro
digestibility,
their
ability
to
stabilize
Pickering
emulsions.
The
results
showed
no
significant
impact
on
cell
viability
or
metabolic
activity
across
all
concentrations
modifications.
digestibility
profile
revealed
that
native
more
digestible
(62.61%)
compared
samples
(53.49%).
logarithmic
slope
analysis
indicated
the
digestion
profiles
of
followed
a
linear
trend
(
r
²
〉
0.86),
characterized
by
first‐order
kinetics.
emulsions
containing
0.25–2%
exhibited
good
stability,
higher
(1–2%)
ensuring
100%
emulsified
phase
coverage
excellent
storage
stability.
Droplet
sizes
ranged
from
171.32
536.41
nm,
zeta
potentials
−28.68
−9.87
mV
over
two
months.
Microscopy
confirmed
emulsion
droplets
spherical,
smaller
droplet
observed.
displayed
shear‐thinning
flow
behavior,
where
apparent
viscosity
decreased
increasing
shear
rate,
increased
modification.
These
findings
suggest
have
potential
use
forming
stable
Heliyon,
Год журнала:
2024,
Номер
10(3), С. e25448 - e25448
Опубликована: Фев. 1, 2024
In
this
study,
barley
sprout
powder/pectin
(BS/Pec)
composite
film
was
prepared.
Quercetin
(Qu)
and
vanadium
oxide
(V2O5)
nanoparticles
were
used
to
improve
the
physicochemical
structural
characteristics
of
film.
The
structural,
thermal
properties
films
investigated
by
various
techniques
such
as
TGA,
SEM,
XRD,
FTIR,
texture
analysis,
etc.
thickness
tensile
strength
increased
from
120
μm
2.4
MPa
220
6
respectively
with
increase
V2O5
quercetin
pigment.
Nanoparticles
decreased
moisture
content
50%
20%.
had
little
effect
in
reducing
water
vapor
permeability
(WVP),
but
a
significant
WVP.
pure
BS/Pec
almost
30%
antioxidant
properties,
which
81%
quercetin.
Adding
antimicrobial
against
both
Escherichia
coli
Staphylococcus
aureus
bacteria.
SEM
images
showed
inhomogeneous
surface
caused
BS
powder
fibers.
interactions
between
components
(electrostatic
type)
confirmed
FTIR
results.
degradation
temperature
overall
structure
presence
indicated
positive
increasing
resistance
Investigating
crystal
that
has
an
amorphous/crystalline
or
semi-crystalline
structure.
Considering
prepared
good
mechanical
well
antioxidant/antimicrobial
active
can
be
food
products
packaging.
Chemical Industry and Chemical Engineering Quarterly,
Год журнала:
2024,
Номер
30(4), С. 359 - 365
Опубликована: Янв. 1, 2024
Sustainable
food
packaging
materials
have
significant
interest
in
addressing
environmental
issues
by
making
renewable
substitutes
such
as
bioplastics
based
on
pectin.
Orange
peel
has
a
relatively
high
pectin
content
of
42.5%,
which
can
be
synthesized
into
bioplastics.
Pectin-based
tend
to
limitations
terms
mechanical
and
physical
strength
due
the
hygroscopic
nature
This
study
aims
determine
effect
adding
glycerol
sago
starch
characteristics
orange
pectin-based
The
casting
method
was
used
bioplastic
formulation
using
variation
pectin:starch
ratio
(75:25,
65:35,
55:45;
50:50%)
composition
(10,
20,
30,
40%).
Based
results,
obtained
categorized
low
methoxyl
ester
characterizations
achieved
maximum
value
tensile
4.22
MPa,
(50:50%)
10%
glycerol.
elongation
properties
at
break
is
24%,
(75:25%)
40%
more
additions
result
higher
water
vapor
evaporation
rate.
Hence,
utilizing
offers
sustainable
solution
exploring
repurposing
waste
create
for
packaging,
thereby
contributing
preservation.
