Trash to treasure: advancing resource efficiency using waste-derived fillers as sustainable reinforcing agents in bioplastics
Materials Advances,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 1, 2025
The
escalating
environmental
challenges
posed
by
different
waste
sources,
including
agricultural
residues
and
industrial
byproducts,
necessitate
innovative
solutions
for
utilization.
Язык: Английский
Biocomposites of Starch Industry Residues from Cassava and Poly(3-hydroxybutyrate-co-3-hydroxyvalerate) for Food Packaging
Processes,
Год журнала:
2025,
Номер
13(3), С. 719 - 719
Опубликована: Март 2, 2025
Poly(3-hydroxybutyrate-co-3-hydroxyvalerate)
(PHBV)
is
thermoplastic,
biodegradable,
and
derived
from
renewable-source
polymers;
thus,
it
can
be
used
as
an
alternative
to
traditional
synthetic
polymers
reduce
damage
the
environment.
The
production
of
cassava
starch
generates
a
high
amount
bagasse
(about
93%
processed
roots)
in
separation
step
starch.
utilization
this
waste
essential
due
difficulty
transportation
storage,
besides
detriment
caused
environment
by
its
incorrect
disposal.
This
work
aimed
evaluate
possibility
using
reinforcement
biocomposites
with
PHBV
matrices
compression
molding.
physical–chemical
thermal
properties
these
were
characterized.
residue
filler
compression-molded
biocomposites.
most
suitable
formulation
was
10
wt.
%,
despite
presence
some
(CB)
agglomerations.
film
could
rigid
packaging
for
chilled
or
shelf-aqueous
food.
Язык: Английский
Poly(3-hydroxybutyrate-co-3-hydroxyvalerate) microfilled anhydride-modified crude lignin blend biodegradable materials
International Journal of Biological Macromolecules,
Год журнала:
2025,
Номер
unknown, С. 140985 - 140985
Опубликована: Фев. 1, 2025
Язык: Английский
Compressive Strength of Epoxydic Composite Reinforced with Coffee Ground Waste
The minerals, metals & materials series,
Год журнала:
2025,
Номер
unknown, С. 79 - 85
Опубликована: Янв. 1, 2025
Язык: Английский
Value‐added use of spent coffee ground for low‐cost poly(3‐hydroxybutyrate‐co‐3‐hydroxyvalerate) biocomposite development
Journal of Applied Polymer Science,
Год журнала:
2024,
Номер
141(29)
Опубликована: Май 14, 2024
Abstract
Manufacturing
PHBV
biocomposites
with
spent
coffee
ground
(SCG)
is
an
eco‐friendly
approach
of
repurposing
waste
materials
to
improve
sustainability.
Although,
as
shown
previously,
pretreatments
SCG
can
its
interaction
obtain
enhanced
properties,
the
chemical
or
biological
treatment
could
be
time‐consuming,
costly,
and
environmentally
harmful.
Therefore,
this
study
developed
a
method
manufacturing
PHBV/SCG
via
simple
industrially
viable
reactive
extrusion
requiring
no
pretreatment.
The
present
work
aims
at
investigating
impact
untreated
combined
different
processing
additives
(peroxide,
coagent,
chain
extender)
on
morphological,
thermal,
mechanical,
water
absorption
properties
PHBV‐based
biocomposites.
Overall,
introduction
(10–30
wt.%,
without
additives)
decreased
crystallinity
(by
3.8%–6.8%),
degradation
temperature
(
T
peak
,
by
6.2%–8.2%)
tensile
strain
33%–43%)
PHBV.
addition
had
significant
effect
strength
Young's
modulus.
However,
presence
melting
up
4.5°C),
8.4%)
modulus
17%)
increased
12.5°C)
(10%
wt.%
SCG).
Lastly,
improved
ability
250%,
while
peroxide
further
approximate
320%.
in
have
good
renewability
biodegradability,
property,
reduced
cost
acceptable
mechanical
properties.
They
are
promising
applications
where
biodegradability
favorable
high
performance
not
required
such
plant
pots
containers.
Язык: Английский
Modulating the properties of carboxymethyl chitosan/polyethylene oxide nanocomposites with aluminium oxy hydroxide: A comprehensive study
International Journal of Biological Macromolecules,
Год журнала:
2024,
Номер
unknown, С. 137034 - 137034
Опубликована: Окт. 1, 2024
Язык: Английский
‘As of my last knowledge update’: How is content generated by ChatGPT infiltrating scientific papers published in premier journals?
Learned Publishing,
Год журнала:
2024,
Номер
38(1)
Опубликована: Дек. 24, 2024
Abstract
The
aim
of
this
paper
is
to
highlight
the
situation
whereby
content
generated
by
large
language
model
ChatGPT
appearing
in
peer‐reviewed
papers
journals
recognized
publishers.
demonstrates
how
identify
sections
that
indicate
a
text
fragment
was
generated,
is,
entirely
created,
ChatGPT.
To
prepare
an
illustrative
compilation
appear
indexed
Web
Science
and
Scopus
databases
possessing
Impact
Factor
CiteScore
indicators,
SPAR4SLR
method
used,
which
mainly
applied
systematic
literature
reviews.
Three
main
findings
are
presented:
highly
regarded
premier
journals,
articles
bear
hallmarks
AI
models,
whose
use
not
declared
authors
(1);
many
these
identified
already
receiving
citations
from
other
scientific
works,
also
placed
found
(2);
and,
most
belong
disciplines
medicine
computer
science,
but
there
such
as
environmental
engineering,
sociology,
education,
economics
management
(3).
This
aims
continue
add
recently
initiated
discussion
on
models
like
creation
scholarly
works.
Язык: Английский
Enhanced biopolymer composites through micro-integrated lignin and anhydride modified nonwoven bast fiber
Industrial Crops and Products,
Год журнала:
2024,
Номер
222, С. 119900 - 119900
Опубликована: Ноя. 1, 2024
Язык: Английский
Enhancing biopolymer materials with coffee waste‐derived reinforcements
Polymer Engineering and Science,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 22, 2024
Abstract
The
rising
consumption
of
coffee
produces
significant
waste,
posing
environmental
challenges.
However,
waste
serves
as
a
low‐cost,
abundant
source
biocompounds
to
enhance
polymer
composites.
review
examines
the
use
filler
in
matrices
create
eco‐friendly
composites
with
improved
mechanical,
antioxidant,
and
antibacterial
properties.
Chemical
modifications
further
these
properties,
making
it
viable
material
for
sustainable
applications.
study
highlights
recent
advancements
biopolymer
using
industry
byproducts,
emphasizing
their
composition,
characteristics,
sustainability
benefits.
This
approach
supports
circular
economy
initiatives
by
converting
into
valuable
materials,
addressing
both
management
sustainability.
Future
research
will
focus
on
optimizing
processing
techniques
exploring
new
applications
cost‐effective,
production
from
waste.
Highlights
Coffee
offers
biopolymers.
byproducts
polymer's
traits.
Waste
utilization
aligns
sustainability,
reducing
impact.
treatments
waste's
contribution
production.
Язык: Английский
Enhanced biodegradable packaging composites: Performance of poly(3‐hydroxybutyrate‐co‐3‐hydroxyvalerate) (PHBV) reinforced with propionylated abaca fiber mats
Polymer Composites,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 31, 2024
Abstract
This
study
investigates
the
development
of
a
novel
biocomposite
tailored
for
sustainable
packaging
applications,
integrating
cellulosic
woven
fiber
mats
into
poly(3‐hydroxybutyrate‐co‐3‐hydroxyvalerate)
(PHBV),
biocompatible
polymer.
Utilizing
hot
press
compression
molding,
composite
boards
with
thickness
3
mm
were
fabricated.
The
chemically
modified
propionic
anhydride,
enhancing
their
compatibility
PHBV
matrix.
Varied
concentrations
reinforced
propionylated
(10%,
20%,
30%,
40%,
and
50%)
investigated.
abaca
composites
exhibited
superior
functional
properties,
thermal
stability,
biodegradability,
mechanical
performance
compared
to
pure
Notably,
properties
showed
significant
improvement
increased
content,
particularly
achieving
optimal
strength
at
30
wt%
reinforcement.
Chemical
treatment
enhanced
interfacial
bonding,
evident
in
higher
water
contact
angles
confirmed
by
Field
Emission
Scanning
Electron
Microscopy
(FE‐SEM)
analysis.
biodegradation
rate
biocomposites
was
faster
control
biopolymer.
Despite
potential
agglomeration
issues
concentrations,
PHBV/chemically
hold
promise
as
materials,
contributing
greener
future
applications.
Highlights
Successful
preparation
treated
plant
fibers.
Propionic
anhydride
enhances
fiber‐PHBV
bonding
resistance.
Improved
composites.
Propionylated
fibers
enhance
biodegradability
Promising
Язык: Английский