Progress in the Preparation and Applications of Microcapsules for Protective Coatings Against Corrosion
Shupei Liu,
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J. Li,
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Zhang Yan-chi
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et al.
International Journal of Molecular Sciences,
Journal Year:
2025,
Volume and Issue:
26(4), P. 1473 - 1473
Published: Feb. 10, 2025
The
annual
economic
loss
caused
by
corrosion
accounts
for
about
2%~4%
of
GDP,
which
exceeds
the
sum
losses
fires,
floods,
droughts,
typhoons,
and
other
disasters.
Coating
is
one
most
effective
methods
to
delay
metal
corrosion.
With
development
technology
intersection
disciplines,
functional
microcapsules
have
been
applied
anticorrosive
coatings,
but
are
still
being
updated.
To
understand
application
progress
in
future
trend
analyzed.
preparation
methods,
physical
chemical
properties,
characteristics,
trends
organic,
inorganic,
organic-inorganic
hybrid
described,
respectively,
from
perspective
material
molecular
characteristics.
Simultaneously,
influence
different
materials
on
properties
organic
coatings
proved
examples.
In
addition,
research
status
microcapsule
composite
coating
introduced
detail.
Finally,
great
advantages
modified
based
natural
inorganic
improving
utilization
efficiency
loaded
active
substances
prolonging
life
foreseen.
Language: Английский
Assessing Biocompatibility of Composite Cements by Peri/Intramuscular and Subcutaneous Implantation in Rats
Biomedicines,
Journal Year:
2024,
Volume and Issue:
12(8), P. 1718 - 1718
Published: Aug. 1, 2024
This
study's
goal
was
to
evaluate
the
biocompatibility
of
two
composite
cements
over
a
90-day
period
by
analyzing
individuals'
behavior
as
well
conducting
macroscopic
and
histological
examinations
Computed
Tomography
(CT)
scans.
We
conducted
cytotoxicity
test
placing
materials
subcutaneously
peri/intramuscularly.
Days
30
90
were
crucial
for
our
research.
On
those
days,
we
harvested
implants,
kidneys
liver
search
any
toxic
deposits.
The
biomaterial's
uniformity,
color
texture
remained
unaltered
despite
being
in
intimate
contact
with
tissue.
Although
slight
inflammatory
response
observed
placement
location,
an
improved
outcome
interaction
between
material
its
insertion
area.
There
no
notable
discoveries
kidneys.
According
obtained
results,
biomaterials
did
not
produce
clinical
changes
nor
specific
irritation
during
research,
demonstrating
that
they
are
biocompatible
biological
tissues.
Language: Английский
The Potential of Composite Cements for Wound Healing in Rats
Bioengineering,
Journal Year:
2024,
Volume and Issue:
11(8), P. 837 - 837
Published: Aug. 16, 2024
Recent
developments
in
biomaterials
have
resulted
the
creation
of
cement
composites
with
potential
wound
treatment
properties,
even
though
they
are
currently
mainly
employed
for
bone
regeneration.
Their
ability
to
improve
skin
restoration
after
surgery
is
worth
noting.
The
main
purpose
this
research
evaluate
composite
promote
healing
a
rat
experimental
model.
Full-thickness
5
mm
defects
were
created,
and
applied
as
dressings.
hybrid
light-cured
possess
an
organic
matrix
(Bis-GMA,
TEGDMA,
UDMA,
HEMA)
inorganic
phase
(bioglasses,
silica,
hydroxyapatite).
also
contains
γ-methacryloxypropyl-trimethoxysilane,
which
produced
by
distributing
bioactive
silanized
filler
particles.
repair
defect
assessed
using
selection
macroscopic
microscopic
protocols,
including
closure
rate,
histopathological
analysis,
cytotoxicity,
biocompatibility.
Both
exerted
favorable
influence
on
cells,
although
C1
product
demonstrated
more
extensive
mechanism.
Histological
examination
kidney
liver
tissues
revealed
no
evidence
toxicity.
There
notable
negative
outcomes
treated
groups,
demonstrating
biocompatibility
efficacy
these
bioproducts.
By
day
15,
both
groups
had
healed
completely.
This
introduces
pioneering
strategy
utilizing
cements,
traditionally
used
dentistry,
context
healing.
Language: Английский
Mechanical Properties and Liquid Absorption of Calcium Phosphate Composite Cements
Materials,
Journal Year:
2023,
Volume and Issue:
16(16), P. 5653 - 5653
Published: Aug. 17, 2023
Calcium
phosphate
cements
present
increased
biocompatibility
due
to
their
chemical
composition
being
similar
that
of
the
hydroxyapatite
in
hard
tissues
living
body.
It
has
certain
limitations
its
poor
mechanical
properties,
such
as
low
tensile
strength
and
brittleness.
Thus,
optimal
way
improve
properties
is
through
design
novel
composite
cements.
The
purpose
was
fulfilled
using
a
25%
hydroxyethyl
methacrylate
(HEMA)
mixed
with
3%
urethane
dimethacrzlate
(UDMA)
base
matrix
various
ratios
polyethylene
glycol
(PEG
400)
polycaprolactone
(PCL).
Mineral
filler
based
on
tricalcium
(TCP)
different
chitosan
ratio
used
bio-response
enhancer
additive.
Four
mixtures
were
prepared:
S0-unfilled
polymer
matrix;
S1
50%
TCP
filler;
S2
+
S3
17.5%
nano
(HA).
testing
revealed
best
compressive
obtained
by
S2,
followed
S3,
worst
value
for
unfilled
matrix.
same
tendency
observed
flexural
strength.
These
results
show
system
increases
resistance
Liquid
exposure
investigation
reveals
relative
constant
solubility
systems
during
21
days
exposure:
most
soluble
fillers
revealing
additivated
more
than
without
additives
ones.
embedding
mode
into
plays
key
role
liquid
absorption.
additive
enhances
hydrophobicity
UDMA
monomer,
resulting
lowest
absorption
values,
while
non-additivated
samples
are
absorbent
prevalence
hydrolytic
aliphatic
groups
within
PEG
400.
higher
first
day
immersion,
it
progressively
decreased
time
swelling
surface
microstructural
features.
confirmed
changes
monitored
SEM
microscopy.
very
uniform
compact
distribution,
presents
local
clustering
powder
at
contact
significant
pore
formation
S0
samples,
proved
be
resistant
against
superficial
erosion,
proving
penetration.
Language: Английский
Evaluation of Biocomposite Cements for Bone Defect Repair in Rat Models
Life,
Journal Year:
2024,
Volume and Issue:
14(9), P. 1097 - 1097
Published: Aug. 30, 2024
Repairing
or
reconstructing
significant
bone
defects
is
typically
challenging.
In
the
present
study,
two
composite
cements
were
used
as
scaffolds
in
a
sub-critical
femoral
defect
rats.
A
control
group
and
experimental
batches
to
compare
outcomes.
This
research
aimed
investigate
osteogenic
potential
toxicological
tolerance
of
bioproducts
through
histopathology
computed
tomography
imaging
analysis
at
14,
28,
56,
90
days
post-implantation.
The
biomaterials
investigation
consisted
65%
bioactive
salinized
inorganic
filler
25%
weight
organic
matrix.
part
biomaterial
was
composed
Bis-GMA
(bisphenol
A-glycidyl
methacrylate),
UDMA
(urethane
dimethacrylate),
HEMA
(2-Hydroxyethyl
TEGDMA
(triethylene
glycol
while
silica,
barium
glass,
hydroxyapatite,
fluor
aluminosilicate
glass.
first
findings
this
are
encouraging,
revealing
that
there
slight
difference
between
groups
treated
with
biomaterials,
but
it
might
be
an
effective
approach
for
managing
abnormalities.
Material
C1
exhibited
faster
healing
time
compared
material
C2,
where
fractures
occurred
some
individuals.
It
unclear
if
caused
by
presence
C2
whether
additional
variables
blame.
By
end
research,
mice
appeared
tolerate
without
exhibiting
any
inflammatory
rejection
responses.
Language: Английский