Separations,
Journal Year:
2025,
Volume and Issue:
12(4), P. 98 - 98
Published: April 15, 2025
Adsorption
is
a
popular
method
for
the
recovery
of
low-grade
lithium.
It
low-cost
and
highly
efficient
way
to
treat
solutions
with
low
lithium
concentrations.
The
impurity
content
determines
industrial
application.
This
study
investigated
novel
strategy
remove
divalent
cations
from
desorption
solution
containing
Mg2+,
Ca2+,
Mn2+,
generated
by
manganese
absorbent
using
an
organophosphoric
acid,
followed
precipitation
carbonate
concentrated
raffinate
evaporation.
Di(2-ethylhexyl)phosphoric
acid
(P204)
was
selected
as
preferred
extractant.
saponification
degree
were
determined,
extraction
parameters
(pH,
extractant
concentration,
phase
ratio)
investigated.
A
three-stage
countercurrent
process
tested.
Removal
efficiencies
Mn2+
manganese-containing
exceeded
99%,
leaving
<1.0
mg/L
in
raffinate.
evaporated
>23
g/L
total
concentration
lithium-rich
approximately
10.0
mg/L.
Further
conversion
sodium
carried
out
prepare
battery-grade
product
purity
99.83%.
present
work
may
provide
means
solution.
Desalination,
Journal Year:
2024,
Volume and Issue:
577, P. 117406 - 117406
Published: Feb. 2, 2024
Conventional
lithium
production
through
solar
evaporation
is
considered
a
time-consuming
procedure,
taking
substantial
12
to
18
months
with
significant
environmental
impacts
such
as
aquifer
depletion
and
damaging
the
basin's
complex
hydrological
system.
Direct
Lithium
Extraction
(DLE)
has
emerged
promising
alternative
for
extraction
from
brines,
offering
reduced
impact.
Although
adsorption-type
DLE
aluminium-based
adsorbents
sole
commercial
technology
of
DLE,
debate
persists
concerning
its
Technology
Readiness
Level
(TRL),
which
challenges
prevailing
notion
that
undeniably
reaches
TRL
9.
Within
this
narrative,
we
propose
adsorption
capable
attaining
highest
potential
in
recovery
brines
when
three
critical
conditions
are
met:
presence
certain
level
salinity,
minimum
content
brine,
heat
source
up
brine.
In
account,
an
attempt
been
made
elucidate
role
these
criteria
during
DLE.
Biotechnology Reports,
Journal Year:
2023,
Volume and Issue:
39, P. e00805 - e00805
Published: June 16, 2023
Sugarcane
bagasse
is
an
abundant
and
renewable
agricultural
waste
material
generated
by
the
sugar
industry
worldwide.
The
use
of
sugarcane
as
a
bio-coagulant
precursor
in
water
treatment
eco-friendly
cost-effective
approach
that
has
shown
great
potential.
This
article
reviewed
prospects
challenges
utilizing
for
treatment.
past
studies
explored
properties
chemical
composition
bioactive
compounds
can
be
extracted
from
it,
well
their
potential
coagulation
performance
It
was
observed
there
are
few
have
been
published
on
subject.
effectiveness
bagasse-based
coagulants
varies
depending
several
factors,
such
pH,
temperature,
quality
parameters.
However,
lack
standardization
production
challenge
needs
to
addressed.
Additionally,
optimization
extraction
processing
methods
enhance
investigated
further.
In
conclusion,
holds
promise
future
sustainable
used
highlights
importance
exploring
alternative
materials
