Polymers,
Год журнала:
2022,
Номер
14(17), С. 3698 - 3698
Опубликована: Сен. 5, 2022
The
depletion
of
petroleum-based
resources
and
the
adverse
environmental
problems,
such
as
pollution,
have
stimulated
considerable
interest
in
development
environmentally
sustainable
materials,
which
are
composed
natural
fiber-reinforced
polymer
composites.
These
materials
could
be
tailored
for
a
broad
range
industrial
applications
with
new
surface
functionalities.
However,
there
several
challenges
drawbacks,
composites
processing
production
fiber/matrix
adhesion,
that
need
to
addressed
overcome.
This
review
provide
an
overview
technological
challenges,
techniques,
characterization,
properties,
potential
NFRPC
applications.
Interestingly,
roadmap
move
into
Industry
4.0
was
highlighted
this
review.
Macromolecular Rapid Communications,
Год журнала:
2020,
Номер
42(3)
Опубликована: Сен. 30, 2020
Abstract
The
current
global
plastics
economy
is
highly
linear,
with
the
exceptional
performance
and
low
carbon
footprint
of
polymeric
materials
at
odds
dramatic
increases
in
plastic
waste.
Transitioning
to
a
circular
that
retains
its
highest
value
condition
essential
reduce
environmental
impacts,
promoting
reduction,
reuse,
recycling.
Mechanical
recycling
an
tool
environmentally
economically
sustainable
plastics,
but
mechanical
processes
are
limited
by
cost,
degradation
properties,
inconsistent
quality
products.
This
review
covers
methods
challenges
for
five
main
packaging
plastics:
poly(ethylene
terephthalate),
polyethylene,
polypropylene,
polystyrene,
poly(vinyl
chloride)
through
lens
economy.
Their
reprocessing
induced
mechanisms
introduced
strategies
improve
their
discussed.
Additionally,
this
briefly
examines
approaches
polymer
blending
mixed
waste
streams
applications
lower
recyclate.
Heliyon,
Год журнала:
2021,
Номер
7(2), С. e06343 - e06343
Опубликована: Фев. 1, 2021
Plastic
products
have
played
significant
roles
in
protecting
people
during
the
COVID-19
pandemic.
The
widespread
use
of
personal
protective
gear
created
a
massive
disruption
supply
chain
and
waste
disposal
system.
Millions
discarded
single-use
plastics
(masks,
gloves,
aprons,
bottles
sanitizers)
been
added
to
terrestrial
environment
could
cause
surge
washing
up
ocean
coastlines
littering
seabed.
This
paper
attempts
assess
environmental
footprints
global
plastic
wastes
generated
analyze
potential
impacts
associated
with
pollution.
amount
worldwide
since
outbreak
is
estimated
at
1.6
million
tonnes/day.
We
estimate
that
approximately
3.4
billion
facemasks/face
shields
are
daily
as
result
pandemic,
globally.
Our
comprehensive
data
analysis
does
indicate
will
reverse
momentum
years-long
battle
reduce
As
governments
looking
turbo-charge
economy
by
supporting
businesses
weather
there
an
opportunity
rebuild
new
industries
can
innovate
reusable
or
non-plastic
PPEs.
unanticipated
occurrence
pandemic
this
scale
has
resulted
unmanageable
levels
biomedical
wastes.
expert
insight
raise
awareness
for
adoption
dynamic
management
strategies
targeted
reducing
contamination
Science,
Год журнала:
2020,
Номер
369(6509), С. 1314 - 1315
Опубликована: Сен. 10, 2020
As
lockdowns
took
effect
to
slow
the
spread
of
coronavirus
disease
2019
(COVID-19),
global
demand
for
petroleum
collapsed.
a
result,
oil
prices
plummeted,
making
manufacture
virgin
plastics
from
fossil
fuels
less
expensive
than
recycling
(1).
This
cost
incentive,
along
with
lifestyle
changes
that
increase
plastic
use,
has
complicated
challenge
overcoming
pollution.
Recycling,
Год журнала:
2021,
Номер
6(1), С. 12 - 12
Опубликована: Фев. 12, 2021
Over
the
years,
world
was
not
paying
strict
attention
to
impact
of
rapid
growth
in
plastic
use.
This
has
led
unprecedented
amounts
mixed
types
waste
entering
environment
unmanaged.
Packaging
plastics
account
for
half
global
total
waste.
paper
seeks
give
an
overview
use,
disposal,
and
regulation
food
packaging
plastics.
Demand
is
on
rise
as
a
result
increasing
demand
due
population
growth.
Most
are
used
on-the-go
single
use
that
disposed
within
short
space
time.
The
bulk
this
found
its
way
into
contaminating
land,
water
chain.
industry
encouraged
reduce,
reuse
recycle
materials.
A
wholistic
approach
management
will
need
involve
all
stakeholders
working
achieve
circular
economy.
robust
prevent
pollution
today
rather
than
handling
future
should
be
adopted
especially
Africa
where
there
high
Environmental Chemistry Letters,
Год журнала:
2023,
Номер
21(4), С. 2129 - 2169
Опубликована: Апрель 4, 2023
Abstract
Microplastic
pollution
is
becoming
a
major
issue
for
human
health
due
to
the
recent
discovery
of
microplastics
in
most
ecosystems.
Here,
we
review
sources,
formation,
occurrence,
toxicity
and
remediation
methods
microplastics.
We
distinguish
ocean-based
land-based
sources
Microplastics
have
been
found
biological
samples
such
as
faeces,
sputum,
saliva,
blood
placenta.
Cancer,
intestinal,
pulmonary,
cardiovascular,
infectious
inflammatory
diseases
are
induced
or
mediated
by
exposure
during
pregnancy
maternal
period
also
discussed.
Remediation
include
coagulation,
membrane
bioreactors,
sand
filtration,
adsorption,
photocatalytic
degradation,
electrocoagulation
magnetic
separation.
Control
strategies
comprise
reducing
plastic
usage,
behavioural
change,
using
biodegradable
plastics.
Global
production
has
risen
dramatically
over
past
70
years
reach
359
million
tonnes.
China
world's
top
producer,
contributing
17.5%
global
production,
while
Turkey
generates
waste
Mediterranean
region,
at
144
tonnes
per
day.
75%
marine
waste,
with
responsible
80–90%
pollution,
account
only
10–20%.
induce
toxic
effects
on
humans
animals,
cytotoxicity,
immune
response,
oxidative
stress,
barrier
attributes,
genotoxicity,
even
minimal
dosages
10
μg/mL.
Ingestion
animals
results
alterations
gastrointestinal
tract
physiology,
system
depression,
differential
gene
expression,
growth
inhibition.
Furthermore,
bioaccumulation
tissues
aquatic
organisms
can
adverse
ecosystem,
potential
transmission
birds.
Changing
individual
behaviours
governmental
actions,
implementing
bans,
taxes,
pricing
carrier
bags,
significantly
reduced
consumption
8–85%
various
countries
worldwide.
The
microplastic
minimisation
approach
follows
an
upside-down
pyramid,
starting
prevention,
followed
reducing,
reusing,
recycling,
recovering,
ending
disposal
least
preferable
option.
