Green synthesis of zeolite and its regeneration for adsorption of ammonia nitrogen in water
Abstract
This
study
presents
a
novel
green
approach
for
the
preparation
of
zeolite
material
from
fly
ash
using
combination
mechanochemical
method.
Compared
to
traditional
methods,
this
reduces
energy
consumption,
minimizes
reagent
usage,
and
facilitates
efficient
recycling
ash.
The
physicochemical
properties
synthesized
zeolite,
including
crystal
structure
porosity,
were
systematically
investigated.
was
employed
adsorption
ammonia
nitrogen
aqueous
solutions,
their
kinetics
thermodynamics
comprehensively
studied.
results
revealed
that
onto
follows
Langmuir
model.
Additionally,
exhibited
strong
selective
remarkable
resistance
interference
coexisting
cations
in
solution.
Finally,
regeneration
experiments
conducted
NaCl,
NaClO,
mixtures
desorb
spent
zeolite.
A
total
17
cycles
performed
until
capacity
zeolites
exhausted.
performance
regenerated
evaluated
assess
impact
different
reagents
on
efficiency.
optimal
method
identified,
leading
successful
valorization
into
development
effective
strategies
Research Square (Research Square), Journal Year: 2024, Volume and Issue: unknown
Published: Oct. 4, 2024
Language: Английский
