Journal of Chemical & Engineering Data,
Journal Year:
2024,
Volume and Issue:
69(6), P. 2255 - 2263
Published: May 13, 2024
The
global
need
for
rechargeable
batteries
has
increased
significantly,
leading
to
a
corresponding
rise
in
demand
lithium.
This
study
explores
the
use
of
tetracyanoborate-based
ionic
liquids
(IL)
and
tributyl
phosphate
(TBP)
liquid–liquid
extraction
lithium
ions
(Li+)
from
aqueous
sources.
investigation
includes
comprehensive
experimental
analyses
modeling
with
electrolyte
perturbed-chain
statistical
associating
fluid
theory
(ePC-SAFT).
Experimental
Section
investigates
process
conditions
efficiency
system.
It
investigations
into
best
TBP/IL
ratio
agent
mixture
influence
phase
(mass
IL
+
TBP/mass
salt
solution)
on
efficiency.
results
proved
synergetic
effects
two
agents,
TBP,
providing
maximum
at
=
0.85.
Li+
was
almost
completely
extracted
an
LiCl
solution
using
optimized
conditions.
ePC-SAFT
approach
accounted
ion-pair-assisted
organic
phase,
enabling
description
behavior
as
quantitatively
correct.
provided
deeper
understanding
thermodynamic
within
system
paves
way
screening
numerous
systems
prediction
optimal
future.
Highly
selective
and
efficient
extraction
of
lithium
from
brine
is
considered
a
promising
strategy
to
alleviate
the
imbalance
between
supply
demand
resources.
However,
it
still
challenging
for
ions
(Li+)
recovery
brine.
In
this
work,
LiMn2O4
nanoparticles
embedded
in
situ
carbon
networks
(LMO-C)
derived
metal–organic
frameworks
by
incomplete
calcination
have
been
developed
via
hybrid
capacitive
deionization
(HCDI)
process.
The
adsorption
capacity
obtained
LMO-C
Li+
3.5
mmol
g–1,
while
separation
factor
reaches
24.5
at
high
Mg:Li
ratio
20.
insertion
Li
atoms
lattice
were
visually
confirmed.
addition,
found
that
synergistic
effect
LMO
retained
surface
LMO-C,
above
effectively
promotes
migration
sustainability
HCDI
This
work
believed
provide
guidance
design
synthesis
high-performance
materials
practical
Lithium
is
a
strategic
element
for
energy
storage.
Extraction
from
surface
water
promising
method
the
purification
of
lithium.
Synthetic
model
brines
containing
lithium
and
sodium
ions
were
prepared
extraction
experiments.
A
hydrophobic
deep
eutectic
solvent
(HDES)
was
synthesized
using
tetrabutylammonium
chloride
(TBAC)
as
hydrogen
bond
acceptor
(HBA)
decanoic
acid
(DA)
donor
(HBD).
Trioctylphosphine
oxide
(TOPO)
chosen
coextractant.
Fourier
transform
infrared
(FT-IR)
1H
NMR
analyses
confirmed
physical
interactions
between
HBD
HBA.
Response
methodology
used
to
optimize
operational
parameters
percentage
selectivity.
The
organic
phase
TBAC(1)/DA(2)
10
wt
%
TOPO
at
T
=
23.0
°C
pH
10.4
demonstrated
highest
performance.
optimized
point
yielded
selectivity
4.41
an
efficiency
48.57%
one
stage
extraction.
ion
exchange
reaction
in
(DES)
by
FT-IR
spectroscopy.
Five
regeneration
cycles
revealed
that
remained
stable
after
third
cycle.
brine
with
same
composition
Iran's
sources
51.63%
compared
those
sodium,
potassium,
magnesium,
calcium
ions,
which
9.97,
3.11,
4.38,
2.29%,
respectively.
HDES
this
study
cost-effective
biodegradable
other
HDESs
reported
literature.
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 21, 2025
Abstract
The
proliferation
of
Li‐related
technologies,
especially
in
the
electronic
devices
and
transportation
sectors,
has
exacerbated
global
Li
resource
gap.
In
response,
significant
efforts
have
been
directed
toward
enhancing
access
to
this
valuable
resource.
Recently,
numerous
studies
highlighted
solvent
extraction
as
a
straightforward,
economical,
environmentally
friendly
approach
for
separation.
Among
them,
ionic
liquids
(ILs)
highly
tunable
design
solvents
garnered
considerable
attention
their
exceptional
properties
compared
traditional
organic
solvents,
yet
associated
systems
albeit
with
only
moderate
advancements
over
past
few
decades.
To
end,
review
initiates
an
investigation
into
pioneering
research
on
utilization
ILs
diluents,
primary
extractants,
co‐extractants
Afterward,
comprehensive
is
presented
behaviors
diverse
ILs,
primarily
encompassing
cation‐exchange
ion‐association
mechanisms.
challenges
faced
application
by
are
discussed.
Meanwhile,
Industrial
technology
such
patents
prospects
examined,
paving
way
future
directions
development
within
technologies.
Kompleksnoe Ispolzovanie Mineralnogo Syra = Complex Use of Mineral Resources,
Journal Year:
2025,
Volume and Issue:
337(2), P. 95 - 107
Published: April 7, 2025
Lithium
is
the
most
important
raw
material
for
production
of
modern
electronics
and
electric
vehicles.
Today,
it
impossible
to
imagine
any
mobile
device
without
lithium
batteries.
The
role
in
global
economy
only
growing.
vehicles
batteries
contributes
reduction
carbon
dioxide
emissions.
Nevertheless,
end-of-life
lithium-ion
pose
a
danger
ecosystem.
article
presents
technological
developments
field
extraction.
main
sources
are
pegmatites,
continental
geothermal
brines,
as
well
clays,
seawater
industrial
brines.
commercial
product
carbonate
(Li2CO3),
which
obtained
mainly
from
mining,
extraction
processing
spodumene
ores
saltlake,
oilfield
effective
addressing
issues
such
pollution,
climate
change
increasing
depletion
natural
resources
used
produce
these
also
discussed.
AIChE Journal,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 18, 2025
Abstract
A
novel
strategy
is
proposed
to
enhance
Li
+
extraction
from
spent
lithium‐ion
batteries
(LIBs)
by
ionic
liquid
(IL)‐based
extractants
with
π‐electron
regulation.
N
‐butyl‐4‐methylpyridinium
bis(trifluoromethylsulfonyl)imide
([BMPy][Tf
2
N])
tributyl
phosphate
(TBP)
was
designed
as
an
optimal
extractant
resulting
in
efficiency
of
up
98.4%,
separation
selectivities
over
other
ions
β
/Co
2+
,
/Ni
and
/Mn
705,
740,
663,
respectively,
CO
3
product
93.2
wt.%
purity.
The
molecular‐level
mechanism
for
enhancing
unraveled
quantum
chemical
calculations
molecular
dynamics
simulations.
It
found
that
the
[BMPy][Tf
N]
TBP
system
moderate
density
not
able
disrupt
strong
hydration
divalent
metal
Co
Ni
Mn
but
it
can
so‐called
“π‐electron
matching
effect.”
This
work
provides
theoretical
guidance
rational
design
specific
IL‐based
selective
target
LIBs.
