Synthesis, Modification, and Applications of Poly(vinyl chloride) (PVC)
Polymer-Plastics Technology and Materials,
Год журнала:
2024,
Номер
unknown, С. 1 - 40
Опубликована: Ноя. 1, 2024
One
of
the
polymers
with
biggest
production
volume
is
poly(vinyl
chloride)
(PVC)
considering
their
versatility,
durability,
lightweight,
as
well
low
cost
production,
plastics
have
recently
become
an
essential
part
everyone's
daily
life.
However,
increased
and
usage
poses
significant
environmental
problems
because
incomplete
utilization,
a
lengthy
biodegradation
period,
detrimental
effects
on
living
things.
This
study
examines
latest
findings
in
PVC
research,
including
its
properties,
polymerization,
modification,
recycling,
diverse
applications.
It
has
been
proposed
that
during
along
application
both
inorganic
organic
thermal
stabilizers,
can
mitigate
some
basic
limiting
characteristics
PVC.
chemistry
extended
by
vast
continuous
study,
mainly
chemical
transformations
this
polymeric
material.
describes
modification
using
different
materials
active
modifying
agent.
The
latter
included
substitutions,
modifications,
nucleophilic
radicals,
removal
or
dehydrochlorination,
grafting
polymerizations.
PVC's
consequences
are
examined,
overview
functionalization
provided
article,
discussion
main
reactivity
trends
lens
recycling.
Язык: Английский
Dual nature of noncatalytic hydrothermal dechlorination kinetics of PVCs: Insights from thermal dehydrochlorination
Chemical Engineering Journal,
Год журнала:
2024,
Номер
498, С. 155360 - 155360
Опубликована: Сен. 6, 2024
Язык: Английский
Hydrothermal Liquefaction of Sewage Sludge for Circular Bioeconomy: Focus on Lignocellulose Wastes, Microplastics, and Pharmaceuticals
Journal of Bioresources and Bioproducts,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 1, 2025
Язык: Английский
PVC Dechlorination for Facilitating Plastic Chemical Recycling: A Systematic Literature Review of Technical Advances, Modeling and Assessment
Sustainability,
Год журнала:
2024,
Номер
16(19), С. 8331 - 8331
Опубликована: Сен. 25, 2024
Polyvinyl
chloride
(PVC)
resins
are
widely
used
in
modern
society
due
to
their
acid
and
alkali
resistance,
low
cost,
strong
insulation
properties.
However,
the
high
chlorine
(Cl)
content
PVC
poses
significant
challenges
for
its
recycling.
This
study
reviews
treatment
processes,
model
construction,
economic
environmental
assessments
construct
a
methodological
framework
sustainable
development
of
emerging
dechlorination
technologies.
In
terms
this
summarizes
three
types
pretreatment,
simultaneous
during
chemical
recycling,
product
purification,
emphasizes
necessity
from
systematic
perspective.
Additionally,
construction
models
processes
is
investigated
laboratory
industrial
production
system
macro-scale
material,
order
evaluate
potential
inventory
data
material
metabolism
behaviors.
review
also
summarized
methodology
Techno-Economic
Analysis
(TEA)
Life
Cycle
Assessment
(LCA),
which
can
be
applied
evaluation
performance
processes.
Overall,
provides
readers
with
comprehensive
perspective
on
state-of-the-art
technologies,
meanwhile
offering
guidance
future
research
applications
recycling
waste.
Язык: Английский
Catalytic solvothermal liquefaction of kitchen waste over iron-based catalysts addition and two-step method to produce high-quality fuels
Energy Conversion and Management,
Год журнала:
2024,
Номер
314, С. 118688 - 118688
Опубликована: Июнь 15, 2024
Язык: Английский
Chemical recycling: comprehensive overview of methods and technologies
International Journal of Sustainable Engineering,
Год журнала:
2024,
Номер
17(1), С. 124 - 148
Опубликована: Окт. 28, 2024
Plastic
pollution
has
emerged
as
a
global
environmental
crisis,
prompting
the
search
for
innovative
solutions
to
manage
and
repurpose
plastic
waste
sustainably.
Chemical
recycling
garnered
attention
promising
strategy
address
this
challenge
by
converting
discarded
plastics
into
valuable
feedstocks
products.
Drawing
upon
statistical
data
thorough
review
of
literature,
paper
examines
diverse
methodologies
technologies
employed
in
chemical
recycling,
highlighting
key
advancements
their
potential
economic
impacts.
The
aim
article
is
provide
comprehensive
overview
various
methods
plastics.
In
article,
reader
offered
detailed
processing
methods,
including
hydrolysis,
glycolysis,
enzymatic
degradation,
acid
supercritical
fluid
depolymerisation,
catalytic
pyrolysis,
fast
microwave
fluidised
bed
plasma
gasification,
steam
oxidative
hydrothermal
liquefaction,
biological
electrochemical
processing.
literature
cited
allows
gain
an
in-depth
understanding
processes
at
Technology
Readiness
Levels
(TRL)
4
TRL
9,
depending
on
chosen
technology.
Язык: Английский
Beyond the Landfill: A critical review of techniques for End-of-Life Polyvinyl chloride (PVC) valorization
Waste Management,
Год журнала:
2024,
Номер
193, С. 105 - 134
Опубликована: Дек. 9, 2024
Polyvinyl
chloride
(PVC)
is
a
polymer
comprised
of
more
than
50%
chlorine
that
offers
unmatched
versatility
at
low
expense.
PVC
irreplaceable
in
several
applications,
such
as
construction
materials,
medical
and
cables.
This
tunable
properties
come
the
cost
complex
formulations
for
product
challenging
end-of-life
(EoL)
options
waste.
Pure
collected
sorted
already
recycled
successfully
to
some
extent,
yet,
when
ends
up
mixed
plastic
waste
stream,
it
can
be
detrimental
recycling
process.
its
effects
various
concentrations
remain
focal
point
both
scholars
policymakers.
In
this
review,
narrative
begins
naissance
continues
investigate
EoL
valorization
products
are
inevitably
discarded.
Strategies
technical
legal
challenges
regarding
each
method
discussed,
focusing
on
European
market.
An
effective
solution
handle
requires
combination
policies
schemes
proper
collection
sorting
specific
streams
considering
all
available
technologies
select
right
tools.
review
support
appropriate
selection
suitable
methods
Язык: Английский
Co-hydrothermal carbonization of polyvinyl chloride and rice straw for solid fuel production: Investigation into effect of solid to water ratio using Box-Behnken design and response surface methodology
Applied Energy,
Год журнала:
2024,
Номер
380, С. 125089 - 125089
Опубликована: Дек. 6, 2024
Язык: Английский
Enhancing Recycling of Polyamide 6 and Polyethylene Multilayer Plastics through Sequential Hydrothermal Liquefaction
Energy & Fuels,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 18, 2024
This
study
investigates
the
optimization
of
hydrothermal
liquefaction
(HTL)
for
chemical
recycling
polyamide
6
(PA6)
and
polyethylene
(PE)
multilayer
plastic
films.
A
two-step
HTL
process
was
employed
using
subcritical
water
to
selectively
depolymerize
PA6
into
caprolactam,
followed
by
supercritical
convert
PE
hydrocarbons.
Experiments
on
raw
yielded
up
88
wt
%
caprolactam
under
optimized
conditions
(325
°C,
30
min).
In
process,
recovery
from
films
approached
100%.
Supercritical
produced
oil
yields
44–61
PE.
The
carbon
nitrogen
balances
demonstrated
efficient
hydrocarbons
removal.
These
results
suggest
feasibility
integrating
this
existing
waste
frameworks.
Язык: Английский