Ag-CNC nanoparticles decorated thermoplastic starch/PLA/PBAT composite film with superior antibacterial property, enhanced barrier capacity and high UV-shielding effect
Industrial Crops and Products,
Год журнала:
2025,
Номер
225, С. 120510 - 120510
Опубликована: Янв. 13, 2025
Язык: Английский
Construction of flame-retardant and water-resistant polybutylene terephthalate composites by reactive extrusion
Frontiers in Materials,
Год журнала:
2025,
Номер
12
Опубликована: Янв. 21, 2025
The
combination
of
aluminum
diethylphosphinate
(ADP)
and
melamine
pyrophosphate
(MPP)
has
been
extensively
utilized
in
flame-retardant
polybutylene
terephthalate
(PBT)
composites.
However,
the
hydrophilic
nature
ADP
MPP
leads
to
their
migration
surface
or
separation
from
PBT
matrix
under
influence
heat
moisture,
which
subsequently
results
degradation
both
flame
retardancy
mechanical
properties.
In
this
study,
reactive
epoxy
groups
were
introduced
onto
retardant
(FR)
using
a
simple
method.
resulting
encapsulated
(EP@FR)
was
then
incorporated
into
via
twin-screw
extruder.
During
extrusion
process,
interacted
with
free
terminal
hydroxy
carboxy
derived
PBT,
forming
covalent
bonds
at
interface
FR
thereby
enhancing
water
resistance.
With
addition
16.0
wt%
EP@FR,
PBT/EP@FR
composites
achieved
UL-94
V-0
rating
an
LOI
value
28.5%.
Notably,
properties
maintained
even
after
immersion
70°C
for
14
days.
It
is
expected
that
work
can
provide
promising
strategy
development
water-resistant
Язык: Английский
Fabrication of high-strength and tough PLA/PBAT composites via in-situ copolymer formation using an adaptable epoxy extender
International Journal of Biological Macromolecules,
Год журнала:
2025,
Номер
unknown, С. 140530 - 140530
Опубликована: Янв. 1, 2025
Язык: Английский
Incorporation of pyromellitic dianhydride for enhanced performance in PBAT/thermoplastic starch blend
International Journal of Biological Macromolecules,
Год журнала:
2025,
Номер
305, С. 141260 - 141260
Опубликована: Фев. 20, 2025
Язык: Английский
Controlling grafting density of compatibilizer to enhance performance of thermoplastic Starch/Poly(butylene adipate-co-terephthalate) blends
Polymer,
Год журнала:
2024,
Номер
307, С. 127242 - 127242
Опубликована: Июнь 6, 2024
Язык: Английский
Preparation and properties of poly (butylene adipate‐co‐terephthalate) composites with high bamboo flour content
Polymer Composites,
Год журнала:
2024,
Номер
45(15), С. 13614 - 13626
Опубликована: Июнь 24, 2024
Abstract
This
study
focused
on
the
preparation
of
bamboo
flour/Poly
(butylene
adipate‐co‐terephthalate)
(PBAT)
composites
with
high
flour
content
and
mechanical
strength
using
polyurethane
prepolymer
as
chemical–physical
compatibilizer
via
in‐situ
reaction.
Additionally,
this
work
explored
effects
different
contents
types
prepolymers
properties,
morphology,
thermodynamics,
water
absorption,
surface
wettability
flour/PBAT
composites.
The
results
showed
that
PBA‐based
(PBAPU)
was
an
effective
compatibilizer,
promoting
interfacial
adhesion
between
PBAT.
at
break,
elongation
impact
50%
reached
19.56
MPa,
25.53%,
12.8
KJ/m
2
.
With
increase
content,
still
higher.
addition
PBAPU
enhanced
thermal
stability,
resistance,
hydroscopicity
Furthermore,
compatibilization
better
than
PCL‐based
prepolymer.
Overall,
we
provided
strategy
for
preparing
renewable,
green,
practical
high‐bamboo
Highlights
successfully
prepared
melt
blending
A
new
interface
structure
physical
PBA‐PBA
interaction
layer
PBAT
matrix
improved
a
effectively
compatibility,
resistance
Bamboo
blends.
have
excellent
properties.
Язык: Английский
Preparing novel polylactic acid based bone scaffold composites with enhanced calcium phosphate deposition behavior and bioactivity via simple one‐step melt extrusion
Journal of Applied Polymer Science,
Год журнала:
2024,
Номер
141(38)
Опубликована: Июль 6, 2024
Abstract
Polylactic
acid
(PLA)
is
regarded
as
the
most
representative
biomedical
polymer
materials.
However,
some
problems,
that
is,
its
big
brittleness,
high
hydrophobicity,
and
poor
bioactivity,
limit
application.
Here,
using
poly(butylene
adipate‐
co
‐terephthalate)
(PBAT)
toughening
agent,
incorporating
ethylene
diamine
tetra(methylene
phosphonic
acid)
(EDTMPA)
for
first
time
with
nano‐hydroxyapatite
(nHA)
reinforcement
filler,
series
of
PLA/PBAT/nHA/EDTMPA
novel
bone
scaffold
composites
are
successfully
prepared
via
simple
one‐step
melt
extrusion.
The
chemical
composition,
microstructures,
thermodynamic
properties,
mechanical
hydrophilicity,
bioactivities
were
characterized.
test
results
show
these
developed
PLA‐based
from
safe
biosources
greatly
potential
raw
materials
because
existence
EDTMPA
can
chelate
calcium
ions
to
promote
phosphate
(CaP)
deposition
on
surface
composites.
Especially,
when
content
6
wt%,
comprehensive
performance
composite
best.
research
indicate
Язык: Английский
Hydroxyethyl methacrylate modified polylactic acids and their micelle properties
Journal of Polymer Research,
Год журнала:
2024,
Номер
31(9)
Опубликована: Авг. 7, 2024
Язык: Английский
Study on mechanical and thermal properties of coir fibers reinforced thermoplastic starch/poly(butylene adipate‐co‐terephthalate) composites
Journal of Applied Polymer Science,
Год журнала:
2024,
Номер
unknown
Опубликована: Сен. 4, 2024
Abstract
In
this
study,
a
novel
biodegradable
coir
fiber
(CF)
reinforced
thermoplastic
starch
(TPS)
and
poly(butylene
adipate‐
co
‐terephthalate)
(PBAT)
composites
(CF/TPS/PBAT)
with
constant
TPS:
PBAT
weight
ratio
of
70:30
5,
10,
15,
20
wt%
additions
CF
were
prepared
by
the
melt
blending
injection
molding.
The
effects
content
surface
modification
on
mechanical
thermal
properties
biocomposites
investigated.
incorporation
fibers
effectively
enhanced
TPS/PBAT
blends.
Due
to
removal
hemicellulose
impurities
after
alkali
treatment,
interfacial
adhesion
was
enhanced,
thus
improving
compatibility
between
matrix.
At
CFs
tensile
strength
exhibited
393%
improvement
flexural
536%
over
Thermal
analysis
showed
that
stability,
storage
modulus,
glass
transition
temperature
increased
increase
content.
This
work
is
significant
for
development
materials.
Язык: Английский