ACS Sustainable Chemistry & Engineering,
Journal Year:
2024,
Volume and Issue:
12(20), P. 7964 - 7975
Published: May 9, 2024
The
COVID-19
pandemic
has
incredibly
escalated
the
use
of
petroleum-based
disposable
facemasks,
posing
a
significant
environmental
burden.
In
response,
polylactide
acid
(PLA),
biobased
and
biodegradable
aliphatic
polymer,
been
considered
potential
alternative.
However,
applications
PLA
in
facemask
materials
are
hindered
by
its
inherent
brittleness,
poor
toughness,
slow
degradation
rate
environment.
Addressing
these
challenges,
this
study
explored
two
triesters
as
green
plasticizers
to
improve
fibrous
membranes
with
desired
mechanical
properties
biodegradability.
were
mixed
electrospun
into
membranes.
influence
varied
contents
on
filtration
efficiency,
morphology,
thermal
behavior,
properties,
is
systematically
investigated.
findings
reveal
that
proper
addition
(7%
content)
not
only
effectively
lowered
glass
transition
cold
crystallization
temperatures
from
65
52
°C
78
70
°C,
respectively,
without
compromising
performance
but
also
significantly
enhanced
material's
evidenced
increased
tensile
strength
0.44
1.08
MPa
elongation
at
break
1.32%
12.53%.
Furthermore,
plasticized
exhibited
an
enzymatic
34.18%
50
after
96
h,
more
than
2-fold
increase
compared
pure
PLA.
These
advancements
work
contribute
development
high-performance
eco-friendly
materials,
offering
sustainable
solution
challenges
posed
conventional
facemasks.
ACS Applied Materials & Interfaces,
Journal Year:
2021,
Volume and Issue:
13(48), P. 56725 - 56751
Published: Nov. 19, 2021
Management
of
the
COVID-19
pandemic
caused
by
severe
acute
respiratory
syndrome
coronavirus
2
(SARS-CoV-2)
has
relied
in
part
on
use
personal
protective
equipment
(PPE).
Face
masks,
as
a
representative
example
PPE,
have
made
particularly
significant
contribution.
However,
most
commonly
used
face
masks
are
materials
lacking
inactivation
properties
against
either
SARS-CoV-2
or
multidrug-resistant
bacteria.
Therefore,
symptomatic
and
asymptomatic
individuals
wearing
can
still
infect
others
due
to
viable
microbial
loads
escaping
from
masks.
Moreover,
contact
transmission
occur
touching
mask,
discarded
an
increasing
source
contaminated
biological
waste
serious
environmental
threat.
For
this
reason,
during
current
pandemic,
many
researchers
worked
develop
advanced
with
intrinsic
antimicrobial,
self-cleaning,
reusable,
and/or
biodegradable
properties,
thereby
providing
extra
protection
pathogens
sustainable
manner.
To
overview
segment
remarkable
efforts
COVID-19,
review
describes
different
types
commercialized
their
main
fabrication
methods
treatments,
progress
achieved
mask
development.
Applied Physics Reviews,
Journal Year:
2022,
Volume and Issue:
9(1)
Published: March 1, 2022
Electrospinning
is
one
of
the
most
accessed
nanofabrication
techniques
during
last
three
decades,
attributed
to
its
viability
for
mass
production
continuous
nanofibers
with
superior
properties
from
a
variety
polymers
and
polymeric
composites.
Large
investments
various
sectors
have
pushed
development
electrospinning
industrial
setups
capable
producing
in
millions
kilograms
per
year
several
practical
applications.
Herein,
lessons
learned
over
decades
research,
innovations,
designs
on
products
are
discussed
detail.
The
historical
developments,
engineering,
future
opportunities
electrospun
(ESNFs)
critically
addressed.
laboratory-to-industry
transition
gaps
technology
ESNFs
products,
potential
nanostructured
materials
applications,
academia-industry
comparison
comprehensively
analyzed.
current
challenges
trends
regarding
use
this
fabricate
promising
nano/macro-products
demonstrated.
We
show
that
research
should
focus
theoretical
technological
developments
achieve
better
maneuverability
large-scale
fiber
formation,
redesigning
process
around
decarbonizing
processing
align
sustainability
agenda
integration
tools
intelligent
manufacturing
IR
4.0.
SN Applied Sciences,
Journal Year:
2022,
Volume and Issue:
4(6)
Published: May 13, 2022
Electrospinning
is
a
simple,
cost-effective,
flexible,
and
feasible
continuous
micro-nano
polymer
fiber
preparation
technology
that
has
attracted
extensive
scientific
industrial
interest
over
the
past
few
decades,
owing
to
its
versatility
ability
manufacture
highly
tunable
nanofiber
networks.
Nanofiber
membrane
materials
prepared
using
electrospinning
have
excellent
properties
suitable
for
biomedical
applications,
such
as
high
specific
surface
area,
strong
plasticity,
manipulate
their
components
obtain
desired
functions.
With
increasing
popularity
of
nanomaterials
in
this
century,
electrospun
membranes
are
gradually
becoming
widely
used
various
medical
fields.
Here,
research
progress
reviewed,
including
basic
process
development
well
applications.
The
main
purpose
review
discuss
latest
on
new
technologies
emerged
recent
years
applications
field.
application
tissue
engineering,
wound
dressing,
cancer
diagnosis
treatment,
protective
equipment,
other
fields
topic
discussion
review.
Finally,
field
systematically
summarized
prospects
discussed.
In
general,
profound
it
practical
flexible
fabrication
microfibers
nanofibers.
Biomolecules,
Journal Year:
2023,
Volume and Issue:
13(1), P. 184 - 184
Published: Jan. 16, 2023
Herbal
medicine
has
a
long
history
of
medical
efficacy
with
low
toxicity,
side
effects
and
good
biocompatibility.
However,
the
bioavailability
extract
raw
herbs
bioactive
compounds
is
poor
because
their
water
solubility.
In
order
to
overcome
solubility
issues,
electrospinning
technology
can
offer
delivery
alternative
resolve
them.
The
electrospun
fibers
have
advantages
high
specific
surface
area,
porosity,
excellent
mechanical
strength
flexible
structures.
At
same
time,
various
natural
synthetic
polymer-bound
mimic
extracellular
matrix
applications
in
different
fields.
this
paper,
development
polymers
used
for
incorporating
herbal
into
nanofibers
are
reviewed.
Finally,
recent
progress
these
biomedical
(drug
delivery,
wound
dressing,
tissue
engineering)
food
fields
along
future
prospects
discussed.
ACS Nano,
Journal Year:
2023,
Volume and Issue:
17(3), P. 1739 - 1763
Published: Jan. 23, 2023
The
outbreak
of
COVID-19
provided
a
warning
sign
for
society
worldwide:
that
is,
we
urgently
need
to
explore
effective
strategies
combating
unpredictable
viral
pandemics.
Protective
textiles
such
as
surgery
masks
have
played
an
important
role
in
the
mitigation
pandemic,
while
revealing
serious
challenges
terms
supply,
cross-infection
risk,
and
environmental
pollution.
In
this
context,
with
antivirus
functionality
attracted
increasing
attention,
many
innovative
proposals
exciting
commercial
possibilities
been
reported
over
past
three
years.
review,
illustrate
progress
textile
filtration
pandemics
summarize
recent
development
antiviral
personal
protective
purposes
by
cataloging
them
into
classes:
metal-based,
carbon-based,
polymer-based
materials.
We
focused
on
preparation
routes
emerging
textiles,
providing
forward-looking
perspective
their
opportunities
challenges,
evaluate
efficacy,
scale
up
manufacturing
processes,
expand
high-volume
applications.
Based
conclude
ideal
are
characterized
high
efficiency,
reliable
effect,
long
storage
life,
recyclability.
expected
processes
should
be
economically
feasible,
scalable,
quickly
responsive.
