Environmental Technology & Innovation,
Год журнала:
2023,
Номер
29, С. 103023 - 103023
Опубликована: Янв. 18, 2023
The
commercial
marketability
of
various
food
packaging
biofilms
is
limited
by
their
poor
breathability
and
biodegradability.
For
that
reason,
designing
materials
with
desirable
functional
properties
take
advantage
each
individual
component
through
polymer
blending
can
extend
the
shelf
life
perishable
products
while
also
overcoming
major
obstacles
connected
fabrication
safe
ecologically
friendly
solutions.
Therefore,
present
study
aims
to
overcome
these
constraints
fabricating
novel
agarose
(Ag),
gum
neem
(GN),
nano-hydroxyapatite
(nHA)
polyoxyethylene
sorbitan
monooleate
(PS80)
based
edible
biofilm
was
fabricated
them
into
a
film
matrix
using
solution
casting
method
obtain
economically
sustainable
material
for
applications
towards
circular
economy
same
currently
tested
applications.
characterized
FE-SEM
(Field-emission,
scanning
electron
microscopy),
FT-IR
(Fourier
transform
infrared
spectroscopy),
XRD
(X-ray-diffraction),
TGA
(Thermogravimetric
analysis),
H1-NMR
(Nuclear
magnetic
resonance)
its
cytotoxicity
evaluated
against
human
breast
epithelial
cell
line
(FR2).
Furthermore,
series
mechanical
tests
showed
excellent
performance
bio-film
great
(elongation
at
break:
6.6%,
Tensile
strength:
53.3
MPa,
coefficient
friction:
0.007),
thermal
stability,
water
oxygen
barrier
(oxygen
transmission
rate:
1171.906
Cc/m2
day
0.1
MPa
pressure,
vapour
3.64
g/m2
day).
mango
grape
preservation
demonstrated
bio-film's
superior
capability.
Edible
films
coatings
enable
fresh
processed
foods,
quality,
prevention
microbiological
contamination
and/or
oxidation
reactions,
prolonging
items.
In
addition,
complete
biodegradability,
which
be
potentially
applied
as
greener
potential
alternative
conventional
films,
are
capable
inhibiting
altering
spoilage.
Journal of environmental chemical engineering,
Год журнала:
2023,
Номер
11(2), С. 109424 - 109424
Опубликована: Фев. 2, 2023
Bioplastics
are
currently
and
increasingly
used
as
substitutes
of
conventional
plastics;
furthermore,
they
mainly
utilised
in
order
to
cope
with
problems
related
plastic-based
pollution.
Certified
international
standard
methods
identify
the
criteria
a
bioplastic
must
comply
be
labelled
compostable
and/or
biodegradable.
In
addition,
this
is
particularly
case
when
operating
under
conditions
that
expected
full-scale
waste
facilities.
However,
biodegradation
natural
environments
occurs
manifold
different
conditions,
such
aim
research
studies
estimate
extent
which
can
biodegrade
simulated
conditions.
For
reason,
specific
indexes
quantitatively
degree
degradation.
present
paper,
description
methods,
assess
biodegradability
bioplastics
environmental
provided.
By
summarising
results
obtained
by
study,
it
concluded
that:
(i)
biopolymers
claimed
biodegradable
may
not
degrade
plants
due
fact
process
industrial
treatment
cannot
completely
reproduced
at
lab-scale;
(ii)
static
set
representative
dynamic
processes
occur
or
environments;
(iii)
experimental
tests
difficult
compare
one
other
differences
multitude
matrixes
(i.e.,
inocula,
soils,
biopolymers).
Sustainable Food Technology,
Год журнала:
2024,
Номер
2(5), С. 1297 - 1364
Опубликована: Янв. 1, 2024
The
demand
for
sustainable
food
packaging
solutions
has
escalated
in
response
to
growing
environmental
concerns
and
consumer
preferences
eco-friendly
products.
Polymer-Plastics Technology and Materials,
Год журнала:
2024,
Номер
63(10), С. 1329 - 1349
Опубликована: Март 17, 2024
In
recent
years,
bioplastics
have
been
making
great
strides
in
a
promising
way
toward
mitigating
the
damage
that
traditional
plastics
cause
to
environment.
This
article
discusses
status
of
cellulose
and
starch-based
detail.
To
provide
readers
with
helpful
information,
variety
processes
are
analyzed,
including
polymerization,
injection
molding,
film
casting,
3D
printing
solvent-free
methods,
electrospinning,
along
prospects
challenges.
research
also
examines
numerous
applications
bioplastics,
medical
equipment,
food
packaging,
textiles,
healthcare
appliances
sustainable
innovative
concepts.
end,
paper
highlights
future
outlook.
Polymers,
Год журнала:
2023,
Номер
15(16), С. 3443 - 3443
Опубликована: Авг. 17, 2023
The
extensive
use
of
non-biodegradable
plastic
products
has
resulted
in
significant
environmental
problems
caused
by
their
accumulation
landfills
and
proliferation
into
water
bodies.
Biodegradable
polymers
offer
a
potential
solution
to
mitigate
these
issues
through
the
utilization
renewable
resources
which
are
abundantly
available
biodegradable,
making
them
environmentally
friendly.
However,
biodegradable
face
challenges
such
as
relatively
low
mechanical
strength
thermal
resistance,
inferior
gas
barrier
properties,
processability,
economic
viability.
To
overcome
limitations,
researchers
investigating
incorporation
nanofillers,
specifically
bentonite
clay,
polymeric
matrices.
Bentonite
clay
is
an
aluminum
phyllosilicate
with
interesting
properties
high
cation
exchange
capacity,
large
surface
area,
compatibility.
achieving
complete
dispersion
nanoclays
matrices
remains
challenge
due
materials’
hydrophilic
hydrophobic
nature.
Several
methods
employed
prepare
polymer–clay
nanocomposites,
including
casting,
melt
extrusion,
spraying,
inkjet
printing,
electrospinning.
nanocomposites
versatile
promising
various
industrial
applications
electromagnetic
shielding,
energy
storage,
electronics,
flexible
electronics.
Additionally,
combining
other
fillers
graphene
can
significantly
reduce
production
costs
compared
exclusive
carbon
nanotubes
or
metallic
matrix.
This
work
reviews
development
clay-based
composites
for
multifunctional
applications.
composition,
structure,
preparation
methods,
characterization
techniques
discussed,
along
future
directions
this
field.
Applied Food Research,
Год журнала:
2023,
Номер
3(2), С. 100356 - 100356
Опубликована: Ноя. 1, 2023
Packaging
materials
are
critical
in
ensuring
the
safety
and
quality
of
foods.
Conventional
packaging
from
non-renewable
sources
have
revolutionized
food
industry,
driven
largely
by
convenience,
low
cost,
good
moisture
barriers,
exhibition
excellent
mechanical
handling
properties.
However,
growing
ecological
crisis
health
burden
emanating
heterogenous
plastic
waste
demands
sustainable
biodegradable
alternatives,
which
promote
circularity
lead
to
responsible
material
consumption.
Beyond
protection
containment,
materials,
unlike
their
traditional
fossil
cousins,
leave
minimal
environmental
impact
carbon
footprint
birth
dust.
There
is,
therefore,
a
body
research
on
systems
different
classes
natural
polymers
derived
mainly
plants
animals.
Bio-based
been
identified
as
possible
renewable
that
can
potentially
replace
conventional
materials.
They
be
extracted
biomass,
chemically
synthesized,
or
produced
microorganisms.
Besides,
they
processed
using
wet
dry
processes,
other
complementary
processes.
generally
abundant
nature,
broadly
categorized
into
polysaccharides,
proteins,
polyhydroxyalkanoates.
Though
noted
sources,
application
has
some
limitations,
such
difficulty
processing
poor
performance.
blended
with
overcome
these
improving
intrinsic
extrinsic
properties,
thereby
increasing
applicability
industry.
This
review
aims
provide
an
overview
bio-based
consideration
for
packaging.
it
discusses
properties
prospects.
