Corrosion Engineering Science and Technology The International Journal of Corrosion Processes and Corrosion Control,
Journal Year:
2023,
Volume and Issue:
58(5), P. 521 - 533
Published: May 3, 2023
Current
successes
recorded
in
the
use
of
plant
leaves
as
corrosion
inhibitors
have
been
globally
admitted
one
best
options.
Little
attention
is
paid
to
future
implication
or
risks
concerning
food
insecurity,
economic
challenges
and
competition
various
sectors
that
employ
plants
their
raw
materials.
This
study
reviewed
potential
wastes
(such
peels,
rinds
other
components)
alternative
sources
sustainable
inhibitors.
The
review
reveals
through
considerations
experimental
quantum
chemical
data
well
constituents,
most
excellent
inhibition
capacity.
Those
tested
confirmed
good
also
reviewed.
Computational
chemistry
has
implemented
demonstrate
how
some
confronting
understanding
mechanism
can
be
resolved.
Frontiers in Chemistry,
Journal Year:
2024,
Volume and Issue:
12
Published: March 28, 2024
The
concentration
effect
of
Tradescantia
spathacea
(T.
spathacea)
as
corrosion
inhibitor
API
5L
X52
steel
in
0.5
M
H
2
SO
4
was
studied
here
through
electrochemical
and
gravimetric
techniques.
To
achieve
it,
samples
the
material
were
prepared
to
be
submitted
each
tests.
Results
from
impedance
spectroscopy
(EIS)
showed
that
there
an
optimum
which
is
reached
maximum
inhibition
efficiency,
displaying
best
characteristics
for
this
system
with
a
89%
by
using
400
ppm.
However,
efficiency
decreased
until
40%
when
temperature
increased
60°C.
Potentiodynamic
polarization
curves
(PDP)
revealed
some
present
compounds
T.
may
affect
anodic
cathodic
process,
so
it
can
classified
mix-type
sulfuric
acid.
Also,
compound
followed
adsorption
mechanism;
described
Frumkin
isotherm
standard
free
energy
difference
(ΔG°)
−56.59
kJmol
−1
.
Metal
surface
scanning
electron
microscope,
results
adding
inhibitor,
metal
protected;
also,
they
evidenced
low
damages
compared
no
inhibitor.
Finally,
inhibited
process
82%
efficiency.
Materials,
Journal Year:
2024,
Volume and Issue:
17(19), P. 4794 - 4794
Published: Sept. 29, 2024
In
this
work,
leaves
of
Silybum
marianum
(L.)
Gaertn
were
extracted
by
a
one-step
extraction
method
using
ethanol
as
solvent,
and
the
extract
(SMGE)
was
firstly
employed
green
corrosion
inhibitor
for
carbon
steel
in
0.5
mol/L
H2SO4.
The
inhibition
performance
studied
weight
loss
electrochemical
methods,
anti-corrosion
mechanism
SMGE
is
further
analyzed
through
some
surface
characterizations
theoretical
calculations.
results
indicate
that
can
act
mixed-type
possess
superior
H2SO4
solution,
optimum
efficiency
reached
93.06%
at
800
ppm
combined
with
60
KI.
increased
rising
concentration.
Surface
illustrated
could
physico-chemically
adsorb
on
metal
surface,
forming
hydrophobic,
protective
film.
ACS symposium series,
Journal Year:
2022,
Volume and Issue:
unknown, P. 213 - 229
Published: June 13, 2022
In
recent
decades,
large
numbers
of
functionalized
nanocomposites
can
act
as
the
novel
corrosion
inhibitor
in
corrosive
solution
and
coating
systems.
The
microstructure
composition
nanocomposite
be
characterized
using
SEM,
TEM,
XRD,
FTIR,
XPS
UV
methods.
inhibition
efficiency
was
evaluated
weight
loss
method
some
electrochemical
tests,
such
potentiodynamic
polarization
curves,
impedance
spectroscopy
etc.,
combination
with
surface
characterizations
(including
EDS,
AFM,
contact
angle
tester,
etc.).
This
contribution
reviews
briefly
advances
synthesis
anticorrosion
property
served
inhibitor.
classification,
advantages
disadvantages
for
are
discussed
details.
relevant
mechanisms
well
elaborated.
SSRN Electronic Journal,
Journal Year:
2022,
Volume and Issue:
unknown
Published: Jan. 1, 2022
Current
successes
recorded
on
the
use
of
plant
leaves
as
corrosion
inhibitors
have
been
globally
admitted
one
best
options.
Little
attention
is
paid
to
future
implication
or
risk
concerning
food
insecurity,
economic
challenges
and
competition
in
various
sectors
that
employ
plants
their
raw
materials.
This
study
reviewed
potential
wastes
(such
peels,
rinds
other
components)
alternative
sources
sustainable
inhibitors.
The
review
reveals
through
considerations
experimental
quantum
chemical
data
well
constituents,
most
excellent
inhibition
capacity.
Those
tested
confirmed
good
also
reviewed.
Computational
chemistry
has
implemented
demonstrate
how
some
confronting
understanding
mechanism
can
be
resolved.
GCMS
results
presented
explain
usefulness
respective
phytochemicals
towards
inhibition.
