Reviews in Chemical Engineering,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 3, 2025
Abstract
Epoxy
foam/aerogel
materials
(EP-AGs)
have
potential
in
the
aerospace,
construction,
and
energy
industries,
allowing
development
of
lightweight
high-performance
products
for
a
wide
range
applications.
Research
interest
developing
EP-AGs
is
increasing
as
it
has
to
create
greener
more
sustainable
making
various
products.
Several
commercial
applications
techniques
creating,
processing,
drying
them
already
been
reported.
The
introduction
into
value-added
one
most
promising
options
but
suffers
from
lack
knowledge
about
relationships
between
microstructure
properties.
current
obstacles
their
use
industrial
sector
challenges
related
factory
scale-up
are
also
taken
account.
hindered
by
critical
gaps
applicational
processing
complexity,
such
scaling
up
laboratory
large-scale
production,
optimizing
synthesis
techniques,
standardized
testing
protocols.
review
focuses
on
complexities
further
difficulties
associated
with
improve
casting
burdens,
cost-effectiveness,
accessibility
This
examines
synthesizing
used
make
special
materials,
practices,
technological
barriers
would
face.
Case Studies in Chemical and Environmental Engineering,
Год журнала:
2024,
Номер
9, С. 100673 - 100673
Опубликована: Фев. 23, 2024
It
is
difficult
to
reuse
wastes
from
polymers
due
the
mismatch
between
amount
of
contaminants
and
secondary
quality
feed.
This
type
operation
much
more
expensive
cost-effective
than
production
polymer
raw
materials
latest
materials.
However,
recyclable
beneficial
if
used
extensively
in
various
concrete
products
wood-polymer
boards.
done
only
cleaning
sorting
are
not
particularly
important
for
products.
Polyethylene
terephthalate
(PET)
a
widely
industries
its
excellent
physical
chemical
properties.
Besides,
increasing
use
PET
has
led
global
crisis
waste
management,
as
improper
disposal
caused
significant
environmental
damage.
major
source
accumulated
landfills,
address
this
issue,
recycling
methods
have
evolved.
In
regard,
present
review
examines
techniques
involved
PET.
Conventional
influence
diverse
depolymerization
reaction
variables
were
discussed,
upsides
downsides
each
technique
considered.
The
summarizes
advances
technologies
plastic
waste,
focusing
on
bio-recycling
PET,
aiming
sustainable,
economical
solutions
circular
economy.
Advanced Engineering Materials,
Год журнала:
2023,
Номер
25(21)
Опубликована: Авг. 29, 2023
Stimuli‐responsive
polymers
(SRPs)
are
special
types
of
soft
materials,
which
have
been
extensively
used
for
developing
flexible
actuators,
robots,
wearable
devices,
sensors,
self‐expanding
structures,
and
biomedical
thanks
to
their
ability
change
shapes
functional
properties
in
response
external
stimuli
including
light,
humidity,
heat,
pH,
electric
field,
solvent,
magnetic
field
or
combinations
two
more
these
stimuli.
In
recent
years,
additive
manufacturing
(AM)
aka
3D
printing
technology
SRPs,
also
known
as
4D
printing,
has
gained
phenomenal
attention
different
engineering
fields,
its
unique
develop
complex,
personalized,
innovative
undergo
twisting,
elongating,
swelling,
rolling,
shrinking,
bending,
spiraling,
other
complex
morphological
transformations.
Herein,
an
effort
made
provide
insightful
information
about
the
AM
techniques,
type
applications
including,
but
not
limited
tissue
engineering,
bionics,
construction,
smart
textiles.
This
article
incorporates
current
challenges
prospects,
hoping
basis
utilization
this
fields.
It
is
expected
that
amalgamation
with
SRPs
would
unparalleled
advantages
arenas.
Journal of Molecular Structure,
Год журнала:
2024,
Номер
1309, С. 138243 - 138243
Опубликована: Апрель 3, 2024
This
comprehensive
review
is
an
in-depth
analysis
of
polylactic
acid
(PLA),
increasingly
important
biopolymer
due
to
its
wide-ranging
applications
and
sustainability
features.
PLA's
physical,
thermal,
mechanical
properties
are
closely
linked
molecular
distribution,
mass,
stereochemistry,
allowing
it
exist
in
amorphous
or
semicrystalline
states.
The
controlled
polymerization
different
optical
monomers
enables
the
creation
PLA
variants
with
distinct
properties.
To
address
inherent
hardness
limitation,
researchers
exploring
blends
stereo
complexes
like
PLLA/PDLA,
leading
enhanced
thermal
characteristics.
moldability
supports
versatility
various
forms,
from
nanoparticles
resorbable
sutures.
Focusing
on
composite
materials,
delves
into
reinforcement
synthetic
natural
fibers,
micro-
nanoparticles.
incorporation
such
as
wood,
cotton,
carbon-based
synthetics,
significantly
influences
composite's
Additionally,
rise
nanoscale
fillers,
including
clays
nanoparticles,
has
offered
cost-effective
solutions
for
material
performance.
Synthesis
methods
encompass
direct
polycondensation
ring
opening,
latter
preferred
better
control
polymerization.
Furthermore,
highlights
degradation
behavior
polymer
which,
together
biocompatible
eco-friendly
production
methods,
makes
a
potential
biological
applications.
innovative
features,
obtained
by
bibliometric
map
generated
VosViewer
software
Scopus
database,
role
biomedical
field,
particular
tissue
engineering
improving
healing
rates
and,
well
implants
prosthetics.
Journal of Biological Engineering,
Год журнала:
2023,
Номер
17(1)
Опубликована: Март 20, 2023
Abstract
As
an
emerging
science,
tissue
engineering
and
regenerative
medicine
focus
on
developing
materials
to
replace,
restore
or
improve
organs
tissues
enhancing
the
cellular
capacity
proliferate,
migrate
differentiate
into
different
cell
types
specific
tissues.
Renewable
resources
have
been
used
develop
new
materials,
resulting
in
attempts
produce
various
environmentally
friendly
biomaterials.
Poly
(lactic
acid)
(PLA)
is
a
biopolymer
known
be
biodegradable
it
produced
from
fermentation
of
carbohydrates.
PLA
can
combined
with
other
polymers
biomaterials
suitable
physicochemical
properties
for
applications.
Here,
advances
modified
as
are
discussed
light
its
drawbacks,
such
biological
inertness,
low
adhesion,
degradation
rate,
efforts
conducted
address
these
challenges
toward
design
enhanced
alternative
Abstract
This
review
explores
recent
advancements
and
applications
of
3D
printing
in
healthcare,
with
a
focus
on
personalized
medicine,
tissue
engineering,
medical
device
production.
It
also
assesses
economic,
environmental,
ethical
considerations.
In
our
the
literature,
we
employed
comprehensive
search
strategy,
utilizing
well-known
databases
like
PubMed
Google
Scholar.
Our
chosen
keywords
encompassed
essential
topics,
including
printing,
nanotechnology,
related
areas.
We
first
screened
article
titles
abstracts
then
conducted
detailed
examination
selected
articles
without
imposing
any
date
limitations.
The
for
inclusion,
comprising
research
studies,
clinical
investigations,
expert
opinions,
underwent
meticulous
quality
assessment.
methodology
ensured
incorporation
high-quality
sources,
contributing
to
robust
exploration
role
realm
healthcare.
highlights
printing's
potential
customized
drug
delivery
systems,
patient-specific
implants,
prosthetics,
biofabrication
organs.
These
innovations
have
significantly
improved
patient
outcomes.
Integration
nanotechnology
has
enhanced
precision
biocompatibility.
demonstrates
cost-effectiveness
sustainability
through
optimized
material
usage
recycling.
healthcare
sector
witnessed
remarkable
progress
promoting
patient-centric
approach.
From
implants
radiation
shielding
offers
tailored
solutions.
Its
transformative
applications,
coupled
economic
viability
sustainability,
revolutionize
Addressing
biocompatibility,
standardization,
concerns
is
responsible
adoption.
Graphical
Giant,
Год журнала:
2024,
Номер
18, С. 100261 - 100261
Опубликована: Апрель 4, 2024
Polylactic
Acid
(PLA)
is
a
biodegradable
polymer
gaining
popularity
as
replacement
for
conventional
plastics
in
different
industrial
sectors.
However,
PLA
has
inherent
limitations
and
requires
modifications
to
enhance
its
performance.
This
review
article
covers
the
important
aspects
related
such
synthesis
route
of
PLA,
biodegradation
mechanism
properties
applications
The
main
focus
this
identify
innovative
copolymers,
blends
composites
biomedical
applications.
Most
characteristics
degradation
behavior,
biocompatibility
mechanical
these
PLA-based
polymers
were
briefly
discussed.
indicates
that
optimization
processing
techniques
suitable
selection
additives
play
an
role
achieve
desired
PLA.
also
discusses
issues
associated
materials
Ecotoxicology and Environmental Safety,
Год журнала:
2024,
Номер
271, С. 115942 - 115942
Опубликована: Янв. 12, 2024
The
global
production
and
consumption
of
plastics,
as
well
their
deposition
in
the
environment,
are
experiencing
exponential
growth.
In
addition,
mismanaged
plastic
waste
(PW)
losses
into
drainage
channels
a
growing
source
microplastic
(MP)
pollution
concern.
However,
complete
understanding
environmental
implications
throughout
life
cycle
is
yet
to
be
fully
understood.
Determining
potential
extent
which
MPs
contribute
overall
ecotoxicity
possible
through
monitoring
PW
release
MP
removal
during
remediation.
Life
assessments
(LCAs)
have
been
extensively
utilized
many
comparative
analyses,
such
comparing
petroleum-based
plastics
with
biomass
single-use
multi-use
alternatives.
These
typically
yield
unexpected
or
paradoxical
results.
Nevertheless,
there
still
paucity
reliable
data
tools
for
conducting
LCAs
on
plastics.
On
other
hand,
impact
so
far
not
considered
LCA
studies.
This
due
absence
inventory-related
regarding
releases
characterization
factors
necessary
quantify
effects
MP.
Therefore,
this
review
paper
conducts
comprehensive
literature
order
assess
current
state
knowledge
impacts
that
occur
along
strategies
management
LCA.
Sustainable Manufacturing and Service Economics,
Год журнала:
2024,
Номер
3, С. 100020 - 100020
Опубликована: Янв. 1, 2024
The
growing
demand
for
sustainable
materials
as
substitutes
conventional
has
led
to
the
need
manufacturing
practices
that
can
effectively
balance
use
of
limited
resources
and
reduce
environmental
impact
while
maintaining
economic
viability
promoting
human
welfare.
Therefore,
recycled
polylactic
acid
(rPLA)
in
3D
printing
could
be
a
promising
solution
reducing
cost
virgin
PLA
printing.
However,
low
strength
PLA-printed
components
remains
challenge.
In
addition,
may
pose
environmental,
cost,
social
issues.
it
is
necessary
understand
mechanical
properties
sustainability
potential
PLA.
Hence,
this
study
aimed
provide
an
overview
To
achieve
goal,
followed
systematic
review
approach
analysed
published
academic
research
papers
discuss
degradation
thermal
properties,
challenges
opportunities
recycling,
aspects
additively
manufactured
products.
Studies
have
shown
alternative
if
its
appropriately
modified
controlled.
Researchers
used
different
methods
upgrade
PLA,
such
using
waste
blends,
altering
process
parameters,
utilising
additives.
implications
not
been
adequately
discussed.
findings
indicate
majority
concentrated
on
evaluating
aspect,
paying
scant
attention
dimensions.
Further
required
economic,
impacts
will
assist
practitioners
academics
thinking
about
adapting
them
obtain
desired
qualities.
