Chemical Engineering Journal,
Journal Year:
2024,
Volume and Issue:
497, P. 154640 - 154640
Published: Aug. 8, 2024
The
global
challenge
of
climate
change
and
the
pursuit
carbon
neutrality
drive
demand
for
clean
energy
technologies,
increasing
need
critical
minerals.
However,
diminishing
ore
quality
supply
chain
vulnerabilities
highlight
necessity
exploring
unconventional
mineral
sources.
This
paper
assesses
potential
sources
such
as
low-grade
ores,
brines,
secondary
byproducts
extracting
minerals,
focusing
on
lithium,
nickel,
cobalt,
rare
earth
elements.
Conventional
refining
techniques
struggle
with
complexity
low
concentrations
found
in
sources,
prompting
exploration
innovative
methods.
Electrically
driven
membrane
particularly
electrodialysis
(ED),
show
promise
selectively
transporting
metals
through
ion
exchange
membranes.
combination
functionalized
membranes
advanced
ED
technologies
offers
high
selectivity
specific
elements,
renewable
energy-based
operations
can
minimize
environmental
impact.
Recent
advancements
ED,
including
selective
liquid
demonstrate
efficient
recovery
comprehensive
review
explores
principles
recent
progress
a
focus
recovering
minerals
from
is
structured
into
three
main
sections:
categorizing
properties
based
latest
literature,
fundamental
underpinning
modern
investigating
breakthroughs
separation
using
technologies.
framework
highlights
efficiently
processing
diverse
adeptly
retrieving
Selective
electrodialysis
(ED)
is
a
promising
membrane-based
process
to
separate
Li+
from
Mg2+,
which
the
most
critical
step
for
Li
extraction
brine
lakes.
This
study
theoretically
compares
ED-based
Li/Mg
separation
performance
of
different
monovalent
selective
cation
exchange
membranes
(CEMs)
and
nanofiltration
(NF)
at
coupon
scale
using
unified
mass
transport
model,
i.e.,
solution-friction
model.
We
demonstrated
that
CEMs
with
dense
surface
thin
film
like
polyamide
are
more
effective
in
enhancing
than
those
loose
but
highly
charged
film.
Polyamide
film-coated
when
used
ED
have
similar
polyamide-based
NF
NF.
membranes,
expected
replace
separation,
will
require
support
layer
low
tortuosity
high
porosity
reduce
internal
concentration
polarization.
The
coupon-scale
analysis
comparison
provide
new
insights
into
design
composite
ion–ion
separation.
Environmental Chemistry Letters,
Journal Year:
2024,
Volume and Issue:
22(2), P. 505 - 560
Published: Feb. 6, 2024
Abstract
Membrane
filtration
is
a
major
process
used
in
the
energy,
gas
separation,
and
water
treatment
sectors,
yet
efficiency
of
current
membranes
limited.
Here,
we
review
use
machine
learning
to
improve
membrane
efficiency,
with
emphasis
on
reverse
osmosis,
nanofiltration,
pervaporation,
removal
pollutants,
pathogens
nutrients,
separation
carbon
dioxide,
oxygen
hydrogen,
fuel
cells,
biodiesel,
biogas
purification.
We
found
that
brings
substantial
improvements
performance
leading
specialized
remarkable
potential
for
various
applications.
This
integration
offers
versatile
solutions
crucial
addressing
global
challenges
sustainable
development
advancing
environmental
goals.
techniques
capture
purification
industrial
gases,
aiding
reduction
dioxide
emissions.
Advanced Membranes,
Journal Year:
2024,
Volume and Issue:
4, P. 100093 - 100093
Published: Jan. 1, 2024
The
prevalent
adoption
of
lithium-ion
batteries
(LIBs)
has
sparked
a
surge
in
interest
regarding
lithium
extraction,
particularly
from
lithium-rich
brines.
As
some
brine
sources
contain
higher
ratio
Mg2+
ions
to
Li
+
ions,
Mg2+/Li+
separation
becomes
essential
improve
extraction
efficiency.
Multiple
membrane
technologies
were
utilized
this
application,
including
electrodialysis,
capacitive
deionization,
and
nanofiltration
(NF).
Among
the
different
technologies,
NF
membranes
fabricated
through
interfacial
polymerization
have
gained
interdisciplinary
attention
due
their
ease
modification,
relative
simplicity,
cost-effectiveness.
Despite
that,
there
are
still
multiple
challenges
Mg2+/Li
such
as
high
(MLR),
trade-off
between
factor
pure
water
permeance
(PWP),
fouling,
optimal
working
pH.
To
address
these
challenges,
review
summarizes
nanofillers
used
enhance
performance,
carbon-based
nanofillers,
polyphenols,
polyhedral
oligomeric
silsesquioxane
(POSS).
Additionally,
categorized
based
on
modification
polymerization,
types
aqueous
monomer,
addition
phase,
substrate,
an
extra
layer
within
membrane,
other
modifications.
Lastly,
perspectives
factors
that
affect
performance
surface
zeta
potential,
pore
size,
hydrophilicity,
feed
pH,
MLR
will
be
discussed.
It
is
anticipated
comprehensive
can
provide
insights
into
current
progress
various
strategies
drive
future
research
development
using
technology
among
community.
Nano-Micro Letters,
Journal Year:
2023,
Volume and Issue:
15(1)
Published: June 7, 2023
Two-dimensional
(2D)
membrane-based
ion
separation
technology
has
been
increasingly
explored
to
address
the
problem
of
lithium
resource
shortage,
yet
it
remains
a
sound
challenge
design
2D
membranes
high
selectivity
and
permeability
for
applications.
Zeolitic
imidazolate
framework
functionalized
modified
layered
double
hydroxide
(ZIF-8@MLDH)
composite
with
lithium-ion
(Li+)
excellent
operational
stability
were
obtained
in
this
work
by
situ
depositing
functional
ZIF-8
nanoparticles
into
nanopores
acting
as
defects
MLDH
membranes.
The
defect-rich
amplified
Li+,
site-selective
growth
bettered
its
selectivity.
Specifically
speaking,
ZIF-8@MLDH
featured
permeation
rate
Li+
up
1.73
mol
m-2
h-1
desirable
Li+/Mg2+
31.9.
Simulations
supported
that
simultaneously
enhanced
are
attributed
changes
type
mass
transfer
channels
difference
dehydration
capacity
hydrated
metal
cations
when
they
pass
through
nanochannels
ZIF-8.
This
study
will
inspire
ongoing
research
high-performance
engineering
defects.
