Polymers,
Год журнала:
2025,
Номер
17(6), С. 823 - 823
Опубликована: Март 20, 2025
Bioplastics
have
been
presented
as
a
sustainable
alternative
to
products
derived
from
fossil
sources.
In
response,
industries
developed
innovative
using
biopolymers
across
various
sectors,
such
food,
packaging,
biomedical,
and
construction.
However,
consumer
acceptance
remains
crucial
for
their
widespread
adoption.
This
study
aims
explore
public
sentiment
toward
bioplastics,
focusing
on
emotions
expressed
Reddit.
A
dataset
of
5041
Reddit
comments
was
collected
keywords
associated
with
bioplastics
the
extraction
process
facilitated
by
Python-based
libraries
like
pandas,
NLTK,
NumPy.
The
analysis
conducted
NRCLex,
broadly
used
lexicon.
overall
findings
suggest
that
trust,
anticipation,
joy
were
most
dominant
in
time
frame
2014–2024,
indicating
emotional
response
towards
has
mostly
positive.
Negative
fear,
sadness,
anger
less
prevalent,
although
an
intense
noted
2018.
Findings
also
indicate
temporal
co-occurrence
between
significant
events
related
changes
among
users.
Although
representativeness
sample
is
limited,
results
this
support
need
develop
real-time
monitoring
public’s
responses.
Thus,
it
will
be
possible
design
communication
campaigns
more
aligned
needs.
Macromolecules,
Год журнала:
2024,
Номер
57(12), С. 5561 - 5577
Опубликована: Июнь 11, 2024
Traditional
π-conjugated
luminescent
macromolecules
typically
suffer
from
aggregation-caused
quenching
(ACQ)
and
high
cytotoxicity,
they
require
complex
synthetic
processes.
In
contrast,
nonconventional
(NCLMs)
with
nonconjugated
structures
possess
excellent
biocompatibility,
ease
of
preparation,
unique
luminescence
behavior,
emerging
applications
in
optoelectronics,
biology,
medicine.
NCLMs
are
currently
believed
to
produce
inherent
due
through-space
conjugation
overlapping
electron
orbitals
solid/aggregate
states.
However,
as
experimental
facts
continue
exceed
expectations
or
even
overturn
some
previous
assumptions,
there
is
still
controversy
about
the
detailed
luminous
mechanism
NCLMs,
extensive
studies
needed
further
explore
mechanism.
This
Perspective
highlights
recent
progress
classifies
summarizes
these
advances
viewpoint
molecular
design,
exploration,
applications,
challenges
prospects.
The
aim
provide
guidance
inspiration
for
huge
fundamental
practical
potential
NCLMs.
Radiochimica Acta,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 6, 2025
Abstract
This
study
focuses
on
enhancing
the
characteristics
of
carboxymethylcellulose
(CMC)
and
polyvinyl
alcohol
(PVA)
bio-based
films
through
integration
e-beam
ionizing
radiation
nano-clay.
CMC-PVA
blends
with
varying
amounts
nano-clay
were
prepared
subjected
to
irradiation
at
different
doses.
The
resulting
analyzed
for
properties
such
as
water
absorption,
vapor
transmission
rate
(WVTR),
thermal
stability,
mechanical
strength,
structural
using
Fourier
Transform
Infrared
Spectroscopy
(FTIR),
X-ray
Diffraction
(XRD),
Thermogravimetric
Analysis
(TGA),
Atomic
Force
Microscopy
(AFM).
findings
revealed
that
optimal
formulation
consisted
3
wt.%
an
dose
20
kGy,
which
significantly
reduced
absorption
WVTR.
WVTR
this
was
measured
60.2
±
2.2
×
10⁻
2
g/cm
/day.
Additionally,
TGA
results
indicated
similar
behavior
both
CMC-PVA/nano-clay
films,
suggesting
a
physical
interaction
between
polymer
matrix.
work
demonstrates
controlled
incorporation
can
produce
suitable
low-cost
packaging
applications.
Polymers,
Год журнала:
2025,
Номер
17(3), С. 368 - 368
Опубликована: Янв. 29, 2025
Waste
cooking
oils
(WCOs)
are
generated
globally
from
households,
the
hospitality
industry,
and
other
sectors.
Presently,
WCOs
mainly
employed
as
feedstock
for
biodiesel
energy
production,
strongly
depending
on
availability
of
WCOs,
which
often
imported
countries.
The
objective
this
review
is
to
give
an
overall
comprehensive
panorama
impacts,
regulations,
restrictions
affecting
their
possible
uses
producing
high-value
products,
such
bio
lubricants,
surfactants,
polymer
additives,
road
construction
solvents.
Interestingly,
many
reviews
reported
in
literature
that
address
use
but
a
topic
missing.
Published
studies,
industry
reports,
regulatory
documents
were
examined
identify
trends,
challenges,
production
statistics,
environmental
current
production.
data
collected
show
hold
immense
potential
renewable
resources
sustainable
industrial
applications
line
with
global
carbon
neutrality
goals
circular
economy
principles.
However,
achieving
shift
requires
addressing
gaps,
enhancing
collection
systems,
optimizing
conversion
technologies.
This
underlines
need
collaborative
efforts
among
policymakers,
stakeholders,
researchers
maximize
contribute
development.
Waste Management Bulletin,
Год журнала:
2024,
Номер
2(1), С. 214 - 228
Опубликована: Фев. 2, 2024
The
urgent
call
for
environmentally
sustainable
methods
and
bio-based
products
to
meet
the
17
global
Sustainable
Development
Goals
(SDGs)
by
2030
is
particularly
crucial
in
Africa,
notably
Nigeria.
challenge
lies
integrating
a
systemic
approach,
viewing
world
holistically,
prioritizing
environmental
preservation
alongside
economic
development.
Addressing
pressing
issues
like
climate
change,
biodiversity
loss,
habitat
preservation,
poverty,
hunger,
disease
requires
concurrent
focus
on
cleaner
energy
sources,
improved
air
water
quality,
efficient
resource
conservation,
fair
food
distribution,
accessible
healthcare.
Stringent
regulations,
vigilant
oversight,
effective
enforcement
are
imperative
curb
emissions,
pollution,
waste.
Simultaneously,
directing
research
toward
bio-production,
restoration,
turning
oil
palm
resources
into
value-added
bio-products
via
integrated
algal/oil
biorefineries
crucial.
Exploring
biochemical
applications
pharmacy
part
of
this
pursuit.
An
evaluation
Nigeria's
mill
life
cycle,
scrutinizing
practices
potential,
was
conducted.
pathway
industry,
addressing
electricity
crises,
fossil
fuel
dependency,
waste
management,
fostering
cities,
involves
converting
wealth
residue
biorefineries.
Achieving
could
mean
building
new
or
revamping
existing
ones
through
hybrid
system.
Despite
unrealized
policies,
Nigeria
can
address
while
harnessing
bioenergy,
biopharmaceuticals,
biochemicals
an
refinery.
Heliyon,
Год журнала:
2024,
Номер
10(7), С. e29070 - e29070
Опубликована: Апрель 1, 2024
Banana
pseudo-stem,
often
considered
as
an
underutilized
plant
part
was
explored
a
potential
reinforced
material
to
develop
eco-friendly
biofilm
for
food
packaging
applications.
In
this
study,
Microcrystalline
cellulose
(MCC)
extracted
from
banana
pseudo-stem
by
alkali
and
acid
hydrolysis
treatment.
The
MCC
used
in
different
concentrated
polyvinyl
alcohol
(PVA)
matrix
alone
well
both
PVA
Carboxymethyl
Cellulose
(CMC)
solvent
casting
method.
synthesized
powder
characterized
scanning
electron
microscope
ensure
its
microcrystalline
structure
observe
surface
morphology.
biofilms
composed
of
MCC,
PVA,
CMC
were
assessed
through
Fourier-transform
infrared
spectroscopy
(FTIR),
mechanical
properties,
water
content,
solubility,
swelling
degree,
moisture
barrier
property
(Water
Vapor
Permeability
-
WVP),
light
(Light
Transmission
Transparency).
FTIR
analysis
showed
the
rich
bonding
between
materials
biofilms.
film
incorporating
combination
CMC,
(S6)
exhibited
highest
tensile
strength
at
26.67
±
0.152
MPa,
making
it
particularly
noteworthy
applications
packaging.
incorporation
increased
strength.
WVP
content
films
observed
low
among
MCC-induced
which
is
parallel
other
findings.
lowest
1%
with
(S4)
(0.223
0.020
10−9
g/Pahm).
S6
also
considerably
low.
MCC-incorporated
acted
good
UV
barrier.
Transmittance
induced
range
on
average
38%
(S2),
36%
6%
almost
lower
than
control
films.
demonstrated
capacity
(1.42%)
indicating
significantly
solubility
film.
formulated
mixing
ahead
terms
characteristics
Also,
outcomes
study
point
out
that
can
be
great
natural
resource
regard,
proves
excellent
source
waste
utilization.
Materials,
Год журнала:
2024,
Номер
17(22), С. 5415 - 5415
Опубликована: Ноя. 6, 2024
Polyhydroxyalkanoates
(PHAs)
are
promising
biopolymers
as
an
alternative
to
traditional
synthetic
polymers
due
their
biodegradability
and
biocompatibility.
The
PHA
market
is
blooming
in
response
the
growing
demand
for
biodegradable
environmentally
friendly
plastics.
These
biopolyesters
produced
degraded
by
a
variety
of
microorganisms,
making
them
friendly,
while
offering
benefits
such
biocompatibility
(when
adequately
processed)
biodegradability.
Their
versatility
extends
various
areas,
from
biomedicine
agriculture
composite
materials,
where
they
pave
way
significative
innovations.
In
field
regenerative
medicine,
some
PHAs
have
key
applications,
namely
vascular
grafts,
oral
tissue
regeneration,
development
self-healing
polymers.
addition,
potential
be
used
creation
dental
implant
materials
medical
devices.
can
also
encapsulate
hydrophobic
drugs,
providing
approach
more
targeted
effective
treatments.
To
summarize,
open
new
perspectives
medicine
improving
drug
delivery
ecologically
biocompatible
solutions
aim
this
review
present
applications
PHA,
advantages,
disadvantages,
indications.
