Polymers for Advanced Technologies,
Год журнала:
2024,
Номер
35(12)
Опубликована: Дек. 1, 2024
ABSTRACT
In
this
work,
a
plant‐based
composite
materials
that
can
be
used
as
food
packaging
has
been
developed.
Juniperus
communis
L.
extract,
which
is
known
to
have
good
antibacterial
activity,
was
added
poly(butylene
adipate‐co‐terephthalate)
(PBAT)
at
different
percentage
(1%,
5%,
10%,
15%,
20%)
and
produced
films
by
solution
casting
method.
All
the
prepared
PBAT
were
subjected
characterization
techniques
like
attenuated
total
reflection‐infrared
spectroscopy
(ATR‐IR),
x‐ray
diffraction
(XRD),
surface
morphology,
thermal
stability,
mechanical
strength,
film
color,
opacity,
wettability,
properties.
Thermogravimetric
analysis
(TGA)
conducted
on
stability
of
films.
To
examine
suitability
for
packaging,
measurements
opacity
water
vapor
permeability
performed.
It
determined
higher
L.,
enhanced
test
results.
The
films'
activity
against
both
gram‐positive
(
S.
aureus
)
gram‐negative
E.
coli
bacteria
tested.
optimum
observed
in
with
20%
plant
extract.
However,
it
supposed
characteristics
are
improved
adding
extract
PBAT.
Polymer Composites,
Год журнала:
2024,
Номер
45(16), С. 15340 - 15355
Опубликована: Авг. 5, 2024
Abstract
Poly(butylene
adipate‐
co
‐terephthalate)
(PBAT)
is
popular
because
of
its
low
cost,
biodegradability,
good
processing
properties,
flexibility,
and
mechanical
features.
In
this
study,
we
explore
the
potential
PBAT‐based
bioplastics
by
adding
AgVO
3
nanorods
with
PBAT
to
reduce
costs.
We
produced
nanocomposite
films
reinforced
1,
3,
5
wt%
using
solvent
casting.
The
inclusion
in
structure
was
investigated
through
Fourier
transform
infrared
spectroscopy,
x‐ray
diffraction,
scanning
electron
microscopy.
demonstrate
excellent
surpassing
those
single‐component
blends,
enhancing
improving
barrier
properties
films.
water
vapor
transmission
rate
(5
wt%)
improved
42.45%
compared
pure
tensile
strength
PBA‐3
film
37.19
MPa,
exhibiting
higher
than
from
clean
(19.73
MPa).
‐reinforced
demonstrated
increased
resistance
moisture
water,
as
indicated
their
contact
angle
values
(88.04°).
Food‐borne
bacteria
like
Staphylococcus
aureus
Escherichia
coli
have
been
stable
antibacterial
activity
nanocomposites
on
addition
.The
applications
these
food
packaging
are
promising,
offering
a
sustainable
effective
solution
preservation.
Highlights
‐filled
poly(butylene
exhibit
superior
mechanical,
barrier,
neat
significantly
enhanced,
enhancement
.
against
Polymers,
Год журнала:
2024,
Номер
16(9), С. 1283 - 1283
Опубликована: Май 3, 2024
In
this
research
work,
a
coated
paper
was
prepared
with
poly
(butylene
adipate-co-terephthalate)
(PBAT)
film
to
explore
its
use
in
eco-friendly
food
packaging.
The
PBAT
for
packaging
using
hot
pressing,
production
method
currently
employed
the
industry.
papers
were
evaluated
their
structural,
mechanical,
thermal,
and
barrier
properties.
structural
morphology
chemical
analysis
of
confirmed
consistent
formation
bi-layered
on
surfaces.
Surface
coating
increased
water
resistance
samples,
as
demonstrated
by
tests
characteristics,
including
vapor
transmission
rate
(WVTR),
oxygen
(OTR),
contact
angle
(WCA)
drops.
clean
2010.40
cc
m−2
per
24
h
OTR
110.24
g
WVTR.
If
PBAT-film
coated,
value
decreased
91.79
992.86
h.
hydrophobic
nature
PBAT,
WCA
measurements,
contributed
enhanced
PBAT-coated
paper.
This
result
presents
an
improved
material,
eliminating
need
adhesives
allowing
fabrication
Journal of Applied Polymer Science,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 31, 2025
ABSTRACT
Thermoplastic
starch
(TPS)
has
long
been
recognized
for
its
challenges
in
blending
with
other
biodegradable
polymers
due
to
issues
of
compatibilization.
This
study
involved
the
melt
TPS
and
poly(butylene
adipate‐co‐terephthalate)
(TPS/PBAT
50/50)
4,4′‐methylene
diphenyl
diisocyanate
(MDI)
acting
as
a
reactive
chain
extender.
The
mechanical
characteristics,
phase
morphology,
thermal
behavior,
crystalline
structure,
water
absorption
mixes
were
examined.
Increasing
MDI
component
resulted
enhanced
tensile
strength
from
9.60
17.71
MPa,
elongation
at
break
increases
366.80%
623.65%.
addition
0–2
wt%
enhances
stability
T
d
peak
increase
327.49°C
338.34°C.
SEM
micrographs
demonstrated
notable
enhancement
interfacial
adhesion
between
PBAT
phases
increment
MDI.
relative
crystallinity
10%
13%
after
presence
decreased
films.
Characterization
results
indicate
that
incorporation
extender
can
improve
performance
TPS/PBAT‐MDI
bioplastics.
