Journal of Dispersion Science and Technology,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 15
Published: April 5, 2024
The
effectiveness
of
cinnamon
extract
as
an
environmentally
friendly
corrosion
inhibitor
for
X65
carbon
steel
(X65CSt)
in
a
1
mol/L
H2SO4
solution
was
examined
using
electrochemical,
chemical,
and
computational
techniques.
This
has
many
advantages,
it
is
safe,
friendly,
harmless
to
human
health,
economically
feasible.
anticorrosion
efficacy
rises
with
rising
the
concentration
reducing
temperature
reaches
95.83%
at
450
mg
l−1
potentiodynamic
polarization.
All
investigated
methods
confirm
ability
indicated
by
reduced
current
density
values
mass
loss
well
greater
charge
transfer
resistance.
In
addition,
pitting
potentials
were
also
transformed
more
noble
direction
implying
resistance
attack.
polarization
technique
categorized
mixed
inhibitor.
mechanism
inhibition
demonstrated
terms
adsorption
main
components
onto
surface
X65CSt.
on
X65CSt
this
combined
type
between
both
physical
chemical
modes,
determined
computed
free
energy
adsorption,
which
range
−46.96
−37.42
kJ.
mol−1.
exposed
Langmuir
isotherm.
four
through
functional
theory,
Monte
Carlo,
Molecular
dynamic
simulation.
quantum
parameters
these
Fe(110)
reveals
that
cinnamaldehyde
cinnamic
acid
inhibitors
are
effective
inhibitors.
Scientific Reports,
Journal Year:
2023,
Volume and Issue:
13(1)
Published: Sept. 12, 2023
Abstract
The
studied
Schiff-base
compounds
in
this
work
are
multitasked
investigated
as
corrosion
inhibitors
and
also,
to
improve
the
physical
mechanical
properties
of
reinforced
concrete.
efficiency
inhibition
two
novel
named
(DHSiMF)
(DHSiB)
for
carbon-steel
aqueous
media
1
M
HCl
was
assessed
via
electrochemical
methods
loss
weight.
FT-IR,
H-NMR
spectra
elemental
analysis
were
used
confirm
structure
such
compounds.
It
found
have
successful
even
at
low
concentrations
tested
media,
an
increase
inhibitor
concentration
led
improvement
efficiency.
weight
results
clearly
demonstrate
that
DHSiMF
C-steel
has
a
higher
than
DHSiB,
with
maximum
(85%)
attained
×
10
–2
from
DHSiMF.
Electrochemical
experiments
likewise
revealed
same
order,
but
maximal
inhibitory
98.1%.
addition
corrosive
dramatically
changed
anodic
Tafel
constants
(β
)
cathodic
c
),
indicating
mixed
type
nature.
polarization
curves
illustrated
functions
mixed-type
action
adsorption
matching
Langmuir
isotherm.
∆G
ads
values
DHSiB
temperatures
(ranging
303
333
K)
−
34.42
kilojoule/mole
37.51
kilojoule/mole.
These
indicate
compounds’
types
chemo-physical
adsorption.
X-ray
diffraction
(XRD)
Scanning
electron
microscopy
(SEM)
check
existence
protection
layer
on
surface
carbon
steel
by
analyzing
morphologies
effects
formed
chemical
compositions
outcomes.
For
concrete,
findings
suggest
reaction
takes
place
between
concrete
mix
will
result
flexural
strength,
compressive
indirect
tensile
strength
is
made
gravel
dolomite
aggregate.
International Journal of Electrochemical Science,
Journal Year:
2023,
Volume and Issue:
18(9), P. 100269 - 100269
Published: July 1, 2023
The
effectiveness
of
two
synthetic
non-ionic
surfactants
(NIS),
including
triazole
and
pyrrole
derivatives,
to
inhibit
corrosion
C-steel
in
1.0
M
HCl
solution
was
tested.
Their
chemical
compositions
were
verified
using
some
the
analytical
data.
All
synthesized
compounds
displayed
good
surface
activity
when
different
coefficients
parameters
determined
employing
electrochemical
methods.
features
these
identified.
anticorrosion
efficacy
(AE%)
rises
with
rising
concentration
NIS
reducing
temperature,
interfacial
tension,
critical
micelle
concentration.
EIS
diagram
showed
that
as
increased,
charge
transfer
resistance
raised
double-layer
capacitance
reduced
due
its
adsorption
on
C-Steel
surface.
values
AEPDP
%.
reached
89.98%
91.45%
at
500
ppm
A
B,
respectively
by
applying
polarization
method.
anti-corrosion
process
explained
formation
adsorbed
film
separated
from
corrosive
solution.
is
subjected
Freundlich
isotherm.
functioned
mixed-type
inhibitors,
revealed
potentiodynamic
polarization.
Some
characteristics.
identified
emphasized
anticorrosive
effect
