Study of biodegradable poly(butylene succinate‐co‐adipate) (PBSA) maleation: Analysis of grafting, thermal, and rheological behaviour
The Canadian Journal of Chemical Engineering,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 5, 2025
Abstract
Herein,
the
effects
of
varied
concentrations
an
organic
peroxide
and
maleic
anhydride
(MA)
on
grafting
percentage
as
well
amount
gel
content,
rheological,
thermal
properties
MA‐grafted‐poly(butylene
succinate‐co‐adipate)
(PBSA)
were
analyzed.
The
was
performed
by
melt
extrusion
processing.
MA
onto
PBSA
polymer
chains
successfully
confirmed
through
Fourier
transform
infrared
spectroscopy,
MA‐grafting
quantified
back
titration.
Increasing
initiator
content
increased
peak
intensity
(at
1780
cm
−1
)
associated
with
grafted
saturated
moieties
backbone.
Higher
directly
influenced
percentage,
reaching
to
maximum
degree
2.48%.
A
greater
produced
more
radicals
chain,
promoting
crosslinking
reactions,
resulting
in
a
higher
complex
viscosity.
This
and,
thus,
Additionally,
increase
affected
stability
MA‐grafted‐PBSA
where
decomposition
temperature
⁓7°C,
result
improved
effect.
reduced
chain
regularity
(MA‐g‐PBSA);
therefore,
crystallinity
decreased.
Gaining
insight
into
impact
can
aid
developing
composites
or
blends
enhanced
miscibility
performance.
Язык: Английский
Green composites from plasticized poly(3-hydroxybutyrate-co-3-hydroxyvalerate) bioplastic and cellulosic fiber: Effect of compatibilizer and grafting percentage on interfacial adhesion and biocomposite performance
International Journal of Biological Macromolecules,
Год журнала:
2025,
Номер
unknown, С. 144107 - 144107
Опубликована: Май 1, 2025
Язык: Английский