International Journal of Biological Macromolecules,
Journal Year:
2024,
Volume and Issue:
269, P. 132219 - 132219
Published: May 8, 2024
The
use
of
plant
gum-based
biodegradable
bioplastic
films
as
a
packaging
material
is
limited
due
to
their
poor
physicochemical
properties.
However,
combining
gum
with
synthetic
degradable
polymer
and
some
additives
can
improve
these
Keeping
in
view,
the
present
study
aimed
synthesize
series
using
Moringa
oleifera
gum,
polyvinyl
alcohol,
glycerol,
citric
acid
via
thermal
treatment
followed
by
solution
casting
method.
were
characterized
analytical
techniques
such
FTIR,
XRD,
SEM,
AFM,
TGA,
DSC.
examined
properties
water
sensitivity,
gas
barrier
attributes,
tensile
strength,
shelf
life
food,
biodegradability.
containing
higher
amounts
showed
appreciable
%elongation
without
compromising
good
oxygen
properties,
biodegradation
rates
(>95%).
Varying
glycerol
broadened
ranging
from
hydrophilicity
hydrophobicity
rigidity
flexibility.
As
all
synthesized
economical
environmentally
safe
materials,
better
this
suggests
that
prove
be
potential
alternative
for
various
applications.
Small,
Journal Year:
2024,
Volume and Issue:
20(33)
Published: March 26, 2024
The
scientific
community
is
pursuing
significant
efforts
worldwide
to
develop
environmentally
viable
film
materials
from
biomass,
particularly
transparent,
high-performance
regenerated
cellulose
(RC)
films,
replace
traditional
plastics.
However,
the
inferior
mechanical
performance
and
hydrophilic
nature
of
RC
films
are
generally
not
suitable
for
use
as
a
substitute
plastics
in
practical
applications.
Herein,
lignin
homogenization
used
synthesize
composite
films.
esterified
nanoparticles
(ELNPs)
with
dispersible
binding
advantages
prepared
through
esterification
nanometrization.
In
presence
ELNPs,
exhibit
higher
tensile
strength
(110.4
MPa),
hydrophobic
(103.6°
water
contact
angle,
36.6%
absorption
at
120
min,
1.127
×
10
Sustainable materials and technologies,
Journal Year:
2024,
Volume and Issue:
41, P. e01092 - e01092
Published: Aug. 17, 2024
The
demand
for
eco-friendly
and
natural
food
packaging
materials
has
sparked
considerable
interest
in
the
research
development
of
sustainable
active
materials.
In
this
study,
a
chitosan-based
film
was
developed
using
glycerol
as
plasticiser,
chitooligosaccharide
(COS)
an
additive,
gallic
acid
cross-linking
agent.
physical,
barrier,
mechanical,
morphological,
thermal,
functional
properties
fabricated
films
were
measured.
bio-composite
showed
significantly
lower
moisture
content
(from
24.28
to
17.01%),
water
solubility
41.56%
31.03%),
vapour
permeability
(14.63
9.79
×
10−9
gm−1s−1Pa−1),
light
transmittance
63.67%
21.71%)
compared
neat
chitosan
film.
Furthermore,
exhibited
higher
tensile
strength
(57.66
MPa)
elongation
at
break
(88.76%),
smooth
microstructure,
strong
DPPH
ABTS
radicals
scavenging
capacity,
good
antimicrobial
activity
towards
E.
coli,
L.
innocua,
S.
cerevisiae,
non-toxic
HaCaT
cells
indicating
promising
potential
use
packaging.
Polymer Composites,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 11, 2025
Abstract
With
the
advancement
of
office
automation,
production
and
consumption
laser‐printed
waste
paper
have
been
increasing
steadily,
drawing
considerable
attention
in
industry
for
high‐value
utilization
this
novel,
high‐quality
paper.
PBAT
(polybutylene
adipate
terephthalate)
belongs
to
thermoplastic
biodegradable
polymers,
offering
a
potential
alternative
conventional
plastics
addressing
issues
like
microplastic
pollution.
However,
high
cost
limits
its
widespread
application.
This
study
focuses
on
utilizing
reinforcing
PBAT‐based
plastics,
thereby
developing
novel
film
material
conducting
an
in‐depth
investigation
properties.
Results
indicate
that
mechanical
properties
LPWF/PBAT
composite
are
optimized
when
fiber
(LPWF)
content
is
at
20%.
Furthermore,
address
poor
compatibility
between
fibers
resin
interfaces,
modifications
were
carried
out
using
γ‐glycidoxypropyltrimethoxysilane(KH560),
vinyltriethoxysilane(A151),
maleic
anhydride
grafted
PBAT(PBAT‐
g
‐MAH),
cationic
polyacrylamide(CPAM).
The
modified
exhibited
improved
properties,
water
absorption,
thermal
stability.
research
provides
insights
design
development
low‐cost,
high‐performance
materials.
Highlights
Laser
printed
serve
films.
At
20
wt%
LPWF,
film's
elastic
modulus
reaches
369
MPa.
Adding
3
PBAT‐g‐MAH
increases
tensile
strength
by
33.6%.
Four
modification
methods
significantly
enhance
resistance
A151
enhances
stability
Polymer Composites,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 11, 2025
Abstract
To
deal
with
the
severe
issue
of
non‐degradable
“white
pollution”,
it
is
essential
to
use
cheap
and
readily
available
biomass
fillers
biodegradable
polymers
prepare
green
plastics
good
compatibility
excellent
comprehensive
properties.
In
this
work,
polybutylene
adipate‐co‐terephthalate
(PBAT)
as
matrix,
polycaprolactone‐based
polyurethane
prepolymers
(PCLPU)
compatibilizer
were
used
bio‐composite
materials
a
high
husk
powder
content.
SEM
results
indicated
that
compatible
interface
structure
had
been
successfully
established.
The
composite
was
achieved
through
novel
structures
physical
crosslinking
urethane
bonds.
Furthermore,
compared
control
without
compatibilizer,
significant
increase
in
elongation
at
break
from
2.01%
31.98%
demonstrated,
indicating
nearly
15‐fold
improvement.
A
notable
impact
strength
3.33
11.67
KJ/m
2
observed,
suggesting
toughness
enhanced
by
adding
prepolymer.
revealed
thermogravimetric
water
resistance
tests
addition
PCLPU
thermal
stability
hydrophobicity
material.
content
can
reach
80%,
significantly
reducing
their
cost.
Highlights
rice
filler
be
up
cost
materials.
Both
biocompsite
improved
obviously
compatibilizer.
PCLPU.
composites
innovative
interfacial
structures,
including
high‐biomass
powder/PBAT
showed
mechanical
properties
for
its
compatibility.
