Polymers,
Год журнала:
2024,
Номер
16(24), С. 3578 - 3578
Опубликована: Дек. 21, 2024
The
main
purpose
of
this
study
is
to
prepare
a
melamine
aniline
formaldehyde
foam,
an
MAF
copolymer,
with
lower
water
sensitivity
and
non-flammability
properties
obtained
by
the
condensation
reaction
melamine,
aniline,
formaldehyde.
In
addition,
preparation
MAFF
composites
organoclay
reinforcement
was
determined
as
secondary
target
in
order
obtain
better
mechanical
strength,
heat,
sound
insulation
properties.
For
synthesis
foams,
microwave
irradiation
technique,
which
offers
advantages
such
faster
reactions,
high
yields
purities,
reduced
curing
times,
used
together
heating
technique
effect
content
on
structural
textural
foams
both
heat
stability
investigated.
Virgin
MFF,
MAFFF,
formaldehyde–organoclay
nanocomposite
prepared
various
contents,
MAFOCFs,
were
characterized
HRTEM,
FTIR,
SEM,
XRD
techniques.
From
spectroscopic
microscopic
analyses,
it
observed
that
flakes
could
be
exfoliated
without
much
change
resin
matrix
increasing
clay
content.
formaldehyde,
thought
enter
polymer
network
bridge,
caused
changes
polymeric
matrix,
also
affected
these
changes.
Although
highest
compressive
strength
MAFOCF5
foam
(0.40
MPa),
strengths
nanocomposites
generally
quite
despite
their
low
bulk
densities.
0.30%
(MAFOCF2),
0.33
MPa
0.051
thermal
conductivity
coefficient
measured.
virgin
polymers
composites,
density,
conductivity,
values
magnitude
MFF
>
MAFOCF1
MAFOCF6
MAFOCF3
MAFOCF2
MAFOCF4;
MAFOCF4
MAFOCF3.
As
result,
indicate
0.20
wt%
can
promising
new
material.
Nowadays,
with
the
approaching
carbon
neutrality
deadlines
and
implementation
of
zero-net
emission
policies,
research
development
flame
retardants
are
increasingly
influenced
by
stringent
regulations
laws.
In
this
context,
natural
inorganic
materials
have
garnered
significant
attention
as
promising
to
enhance
fire
resistance
polymer
composites.
These
offer
unique
advantages,
such
being
environmentally
friendly,
cost-effective,
producing
no
emissions
during
preparation.
Consequently,
in
recent
years,
there
has
been
a
rapid
increase
on
mineral
retardants.
This
review
systematically
introduces
progress
minerals
epoxy
resin,
highlighting
their
ability
provide
exceptional
resistance.
Additionally,
we
categorize
various
chemical
modification
approaches
for
explore
different
mineral-based
Furthermore,
elucidate
retardant
mechanisms
behind
both
modified
systems.
Beyond
summarizing
concluding
current
state
research,
also
project
future
directions
identify
challenges
Materials Horizons,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 1, 2025
In
recent
years,
the
widespread
use
of
wood
products
has
been
observed
in
many
fields.
Wooden
have
excellent
green
and
environmentally
friendly
characteristics,
but
their
performance
often
cannot
meet
people's
needs.
Many
researchers
conducted
in-depth
research
on
wood-based
composite
materials
modification
methods
order
to
improve
wood.
This
article
provides
a
selective
review
types,
methods,
properties
inorganic
modifiers.
The
preparation
are
mainly
divided
into
immersion
sol-gel
hydrothermal
synthesis.
flame
retardancy,
mechanical
properties,
hydrophobicity,
mold
resistance
modified
effectively
improved.
addition,
also
photoresponsive
electrical
conductivity,
thermal
conductivity.
Finally,
challenges
perspectives
advanced
wood-inorganic
composites
proposed
for
guiding
future
studies.
Tooth
extraction,
while
essential
for
oral
health,
can
contribute
to
systemic
complications,
particularly
increasing
cardiovascular
risk
due
bacterial
translocation
and
inflammation.
Periodontal
disease,
a
major
cause
of
tooth
loss,
exacerbates
this
by
serving
as
reservoir
pathogenic
bacteria
that
enter
the
bloodstream
during
extractions.
This
review
explores
mechanisms
linking
post-extraction
infections
diseases
evaluates
role
nanotechnology
in
mitigating
these
risks.
Advances
antimicrobial
nanoparticles,
nanodrug
delivery
systems,
biosensors
offer
promising
solutions
infection
control
targeted
drug
delivery.
These
innovations
enhance
healing
potentially
reducing
However,
challenges
remain
optimizing
material
biocompatibility,
ensuring
clinical
efficacy,
addressing
translational
hurdles.
underscores
need
interdisciplinary
research
integrate
into
dental
practice,
ultimately
improving
both
health
outcomes.
Advanced Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 10, 2024
Microorganisms
hosted
in
abiotic
structures
have
led
to
engineered
living
materials
that
can
grow,
sense,
and
adapt
ways
mimic
biological
systems.
Although
porous
should
favor
colonization
by
microorganisms,
they
not
yet
been
exploited
as
scaffolds
for
the
development
of
materials.
Here,
ceramics
are
reported
colonized
bacteria
form
an
material
with
self-regulated
genetically
programmable
carbon
capture
gas-sensing
functionalities.
The
capability
is
achieved
using
wild-type
photosynthetic
cyanobacteria,
whereas
function
generated
utilizing
E.
coli.
Hierarchical
clay
used
a
ceramic
scaffold
evaluated
terms
bacterial
growth,
water
uptake,
mechanical
properties.
Using
state-of-the-art
chemical
analysis
techniques,
ability
demonstrated
CO
The Scientific World JOURNAL,
Год журнала:
2024,
Номер
2024(1)
Опубликована: Янв. 1, 2024
This
article
investigates
the
evolving
domain
of
hybrid
pigments,
which
integrate
both
organic
and
inorganic
constituents
to
yield
novel
color
properties
enhanced
performance.
Beginning
with
an
overview
their
significance
across
industries,
study
delves
into
various
types
focusing
on
synthesis
techniques
recent
advancements.
The
examines
utilization
in
paints,
inks,
plastics,
cosmetics,
emphasizing
ability
meet
industrial
demands.
Critical
factors
such
as
stability,
lightfastness,
environmental
impact
are
evaluated,
a
focus
sustainability
metrics.
review
encompasses
diverse
aspects
including
methods,
applications
sectors,
considerations
pigments.
