Recycling,
Journal Year:
2024,
Volume and Issue:
9(6), P. 121 - 121
Published: Dec. 9, 2024
The
escalating
use
of
plastic
materials
in
agricultural
practices
has
substantially
increased
the
amount
waste
directed
to
landfills,
leading
significant
environmental
and
ecological
challenges.
Conventional
disposal
methods
have
been
found
release
hazardous
pollutants,
including
microplastics
toxic
chemicals,
exacerbating
these
concerns.
This
study
aims
address
impact
by
exploring
advanced
reprocessing
technologies
characterising
processed
assess
its
physical,
mechanical,
thermal
properties.
Synthetic
polymer-based
bale
twine
(BT)
waste,
commonly
used
livestock
farming,
was
using
an
economically
viable
melting
machine
developed
Ritchie
Technology.
BT
(PrBT)
were
analysed
understand
their
Fourier
transmission
infrared
spectroscopy
revealed
that
primarily
consisted
polypropylene
(PP).
Thermal
analysis
indicated
temperature
PrBT
162.49
°C,
similar
virgin
PP.
Additionally,
tensile
testing
had
ultimate
strength
13.06
MPa
a
Young’s
modulus
434.07
MPa.
further
transformed
into
bench
can
be
applicable
outdoor
applications.
Furthermore,
extruded
3D
printable
filament.
Therefore,
it
is
evident
given
second
life
through
technology.
Research Square (Research Square),
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 16, 2025
Abstract
Plastics
including
microplastic
(MP)
particles
are
widely
distributed
in
the
environment
today.
Microcontaminants
-
especially
very
persistent
organic
compounds
and
trace
metals
also
detected
to
a
large
extent
(aquatic)
environment,
which
has
led
growing
number
of
recent
studies
addressing
interactions
between
contaminants
(micro)plastics
environment.
The
background
these
is
presumed
function
plastic
as
vectors
for
biomagnification,
leading
negative
effects
on
ecosystem.
In
present
work,
two
common
polymers,
low-density
polyethylene
(LD-PE)
rigid
polyvinyl
chloride
(H-PVC),
three
compounds,
dichlorodiphenyltrichloroethane
(DDT),
methoxychlor
(DMDT),
dicofol
with
different
log
Kow-values,
were
investigated
using
sorption
assay
desorption
experiments.
A
new
innovative
experimental
approach
based
static
system
resembling
burial
deeper
sediment
layers
was
investigated.
setup
used
additive-free
containers,
resulting
an
easy-to-use
experiment
instead
MP
sorption.
It
assumed
that
basic
mechanisms
interaction
evaluated
material
specific.
demonstrated
adsorption/incorporation
into
polymers.
Differences
polymers
addressed.
experiments,
all
target
substances
agreement
their
hydrophobicity.
diffusion
from
contaminated
detected.
As
expected,
by
PE
significantly
higher.
differences
glass
transition
temperatures
(Tg)
polymer
structure.
comparison
published
data
Pellet
Watch
project
shows
capacity
same
concentration
range.
simple
easy
use
illustrates
limited
studied.
eliminates
possible
walls
simulates
ecosystem
situation
multiple
aged
contaminant
mixture,
usually
not
represented
laboratory
applicable
polystyrene,
polypropylene
terephthalate
beside
other
containers.
Revista Colombiana de Química,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 29, 2025
Attributable
to
the
immoderate
insertion
of
plastics
into
food
chain
humans,
this
investigation
was
conducted
with
aim
assessing
presence
microplastics
in
bottled
water
Regional
6
Ecuador.
Accordingly,
72
samples
from
four
different
brands
were
analyzed,
revealing
various
plastic
particles
(fibers
and
fragments)
which
subsequently
confirmed
through
FTIR
(Fourier
Transform
Infrared)
Spectroscopy.
Furthermore,
a
complete
range
fragment
sizes
ranging
4,4
µm
248,29
fiber
102,64
840,20
acquired.,
recognizing
them
as
secondary
microplastics.
Nevertheless,
upon
comparing
means
regarding
fibers
fragments
discovered
each
brand,
it
established
that
brand
B
had
greater
quantity
microplastics,
an
average
233,1.
Finally,
polyethylene
identified
most
probable
type
particle
detected
by
FTIR.
