Journal of Applied Polymer Science,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 26, 2024
ABSTRACT
To
achieve
efficient
and
selective
removal
of
Cu
2+
from
a
multi‐ion
coexistence
environment,
‐imprinted
SA/CMC/AM
microspheres
(IMSCA)
were
synthesized.
The
adsorption
capacity
efficiency
the
material
under
different
preparation
conditions
investigated.
surface
morphology
functional
groups
IMSCA
characterized
analyzed
using
SEM,
FTIR,
XRD.
SEM
images
revealed
relatively
smooth
with
specific
pores
uniform
structure.
Special
peaks
appeared
in
FTIR
spectrum
IMSCA,
indicating
possibility
imprinting
process
presence
sites.
semicrystalline
structure
exhibited
by
imprinted
XRD
characterization
further
reinforces
likelihood
In
terms
kinetics,
followed
pseudo–second‐order
kinetic
model,
suggesting
that
chemical
was
dominant
during
process.
isotherms,
Langmuir
model
better
fitted
experimental
data,
monolayer
adsorption.
mixed
solutions
multiple
metal
ions.
After
10
adsorption–desorption
cycles,
remained
at
approximately
90%.
Compared
other
materials,
exhibits
higher
capacity,
faster
elution
rate,
superior
reusability.
