The
large-scale
preparation
of
durable
superhydrophobic
coatings
on
steel
substrates
remains
a
formidable
challenge.
In
this
study,
robust
and
environmentally
friendly
DA/TiO2
composite
coating
was
designed
prepared
through
chelation
multiple
covalent
bonding
between
steel,
phytic
acid,
Kh-560,
diatomaceous
earth
by
two-step
spraying
method.
has
water
contact
angle
up
to
158°
rolling
as
low
2°.
Regardless
whether
the
is
worn
sandpaper
for
50
cycles
or
droplets
impact
14
hours,
it
still
retains
excellent
superhydrophobicity.
It
worth
noting
that
oil-water
separation
capacity
mesh
high
97%.
variety
contaminated
environments,
have
static
dynamic
antifouling
properties,
well
self-cleaning
properties.
Furthermore,
effectively
resistant
ultraviolet
radiation
temperatures
certain
acid
alkali
resistance.
This
work
provides
new
ideas
in
field
metal
protection
multifunctional
materials.
Offshore Technology Conference,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 28, 2025
Abstract
Sustainable
and
resilient
surfaces
are
crucial,
especially
in
the
petroleum
industry,
where
equipment
faces
harsh
conditions
like
high
temperatures,
corrosion,
erosion.
These
factors
often
cause
material
degradation
failure.
This
paper
reviews
advancements
self-healing
coatings,
which
able
to
automatically
repair
surface
corrosion
erosion,
improving
durability
extending
lifespan
of
equipment.
The
focus
is
on
how
these
coatings
reduce
operational
risks
enhance
long-term
performance
industrial
components.
Erosion
remain
one
most
pervasive
costly
challenges
across
various
industries,
with
significant
economic
environmental
impacts.
To
combat
this,
protection
crucial
shielding
from
harmful
effects
corrosion.
review
investigates
as
a
promising
strategy.
Through
an
extensive
analysis
recent
research,
this
explores
mechanisms
intrinsic
extrinsic
their
ability
damage,
materials’
resilience
sustainability.
focuses
evaluating
efficiency
under
extreme
compatibility
existing
materials,
particularly
oil
gas
applications.
highlights
progress
coating
technologies
for
creating
sustainable
surfaces.
can
autonomously
such
cracks,
scratches,
restoring
protective
properties
without
external
intervention.
Both
healing
explored,
demonstrating
effectiveness
maintaining
integrity.
However,
several
remain,
including
cost
implementation,
conditions,
integration
materials.
Despite
obstacles,
offer
substantial
potential
extend
maintenance
costs,
making
them
asset
high-risk
environment
sectors.
provides
in-depth
relationship
between
sustainability
technologies.
By
focusing
unique
capabilities
coating,
addresses
handle
growing
demand
environmentally
friendly,
durable,
solutions.
Additionally,
it
identifies
future
research
directions
aimed
at
cost-effectiveness,
enhancing
ensuring
broader
applicability
support
development
goals.
Surface Topography Metrology and Properties,
Год журнала:
2024,
Номер
12(3), С. 035005 - 035005
Опубликована: Июнь 7, 2024
Abstract
In
this
study,
a
superhydrophobic
coating
with
excellent
mechanical
durability,
chemical
stability,
anti-icing
property
and
self-cleaning
was
developed
based
on
epoxy
resin
integrated
modified
SiO
2
nanoparticles
(m-SiO
NPs).
The
surface
morphology
roughness
of
the
were
finely
controlled
by
changing
content
m-SiO
NPs,
optimal
hydrophobicity
efficiency
observed
at
NPs
incorporation
30
wt%.
Benefitting
from
three-dimensional
stable
micro-nano
structure
surface,
exhibited
durable
upon
multiple
tape-peeling
damages
good
resistance
to
both
acidic
alkaline
corrosive
environments.
Furthermore,
-EP
showed
prominent
which
could
delay
water
freezing
time
96
s
650
s.
This
underscored
its
potential
for
applications
in
environments
prone
ice
formation.
Materials and Corrosion,
Год журнала:
2024,
Номер
75(9), С. 1100 - 1111
Опубликована: Март 28, 2024
Abstract
Carbon
steel
is
widely
used,
but
it
prone
to
corrosion,
which
can
lead
safety
accidents.
In
this
study,
a
novel
Ni‐SiC
coating
was
synthesized
on
the
surface
of
carbon
using
one‐step
electrodeposition
method,
and
influence
parameters
wettability
investigated.
This
possesses
abundant
micro‐nanostructures
its
surface,
which,
after
being
placed
in
vacuum
drying
environment
for
2
weeks,
endows
with
superhydrophobic
characteristics.
Due
properties
rich
micro‐nanostructures,
corrosion
current
density
1/18.95
that
bare
steel.
After
immersion
corrosive
medium
some
time,
polarization
resistance
value
coated
sample
observed
be
13.05
times
greater
than
steel,
demonstrating
remarkable
ability
enhance
surface.
The
results
study
provide
reference
anticorrosion
work
Acta Physica Sinica,
Год журнала:
2024,
Номер
73(15), С. 154701 - 154701
Опубликована: Янв. 1, 2024
Bubble
drag
reduction
technology
is
of
great
significance
in
improving
the
propulsion
efficiency
underwater
vehicle
and
reducing
comprehensive
energy
consumption
during
navigation.
a
highly
effective
method
frictional
resistance
encountered
by
large
ships
vehicles
It
exhibits
excellent
stability
reduction,
has
advantages
such
as
environmental
friendliness,
adaptability
to
various
flow
environments,
suitability
for
all
components
ships.
Therefore,
it
greatly
significant
conduct
in-depth
research
on
bubble
its
underlying
mechanism.
In
this
work,
characteristics
boundary
mechanism
gas-liquid
Couette
parallel
wall
nanochannels
are
studied
molecular
dynamics
method,
influences
surface
wettability,
roughness,
gas
concentration
slip
velocity
effect
analyzed.
The
results
indicate
that
enhanced
with
increase
velocity.
two-phase
region,
shear
velocity,
lateral
deformation
adsorbed
increase,
thus
enhancing
effect.
solid-gas
interaction
strength
can
lead
enrichment
atoms
near
wall,
improve
spreading
solid-liquid
interface.
roughness
change
bubble,
affect
then
fluid-solid
As
rib
height
increases,
accumulate
grooves
between
ribs
adsorption
quantity
upper
decreases,
which
leads
decrease
interface
ultimately
reduces
will
provide
important
theoretical
guidance
implementing
vehicles.
