Journal of Applied Polymer Science,
Journal Year:
2024,
Volume and Issue:
142(13)
Published: Dec. 26, 2024
ABSTRACT
Mixed
matrix
membranes
(MMMs)
have
emerged
as
a
promising
solution
for
the
treatment
of
dye
wastewater.
A
key
challenge
in
advancing
MMMs
is
how
to
effectively
integrate
two
nanofillers
with
distinct
advantages
mitigate
limitations
single‐nanofiller
systems.
In
this
study,
we
present
binary
nanofiller
strategy,
utilizing
metal–organic
frameworks
(MOFs)
and
covalent
organic
(COFs),
fabricate
polyvinylidene
fluoride
(PVDF)
based
MMMs.
By
systematically
adjusting
mass
ratio
ZIF‐8
MOF
TFB‐BD(Me)
2
COF,
separation
efficiency
dyes
different
charges,
capitalizing
on
molecular
sieving
properties
MOFs
superior
compatibility
COFs
was
evaluated.
The
optimized
membrane
demonstrated
rejection
91.66%
Congo
red
(CR),
along
water
permeance
641.9
L
m
−2
h
−1
bar
.
This
work
represents
novel
attempt
design
binary‐nanofiller
MMMs,
offering
new
insights
into
synergistic
effects
hybrid
technology.
Chemical Communications,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
Mixed
matrix
membranes
(MMMs)
composed
of
metal-organic
frameworks
(MOFs)
and
polymer
matrixes
have
garnered
significant
attention
due
to
their
potential
overcome
the
permeability-selectivity
trade-off
inherent
in
polymeric
membranes.
Nevertheless,
application
industrial
production
MOF-based
MMMs
been
hindered
by
issues
such
as
poor
interfacial
compatibility
cumbersome
fabrication
processes.
Recently,
situ
strategies
emerged
promising
approaches
for
fabricating
MMMs,
offering
enhanced
between
MOF
fillers
polymers,
well
a
simplified
construction
process.
Furthermore,
these
enable
creation
cross-linked
with
significantly
improved
mechanical
properties,
which
are
unattainable
through
traditional
physical
mixing
methods.
This
feature
article
summarizes
recent
advancements
preparation
encompassing
growth,
polymerization
matrixes,
combined
methods,
post-treatment.
Our
contributions
field
include
innovative
design
efficient
spray
technology
formation
asymmetric
MMMs.
These
developments
pave
way
realization
high-performance
suitable
applications.
ChemistrySelect,
Journal Year:
2025,
Volume and Issue:
10(6)
Published: Feb. 1, 2025
Abstract
The
pure
organic
nature
and
nanoporous
structure
of
covalent
frameworks
(COFs)
position
them
as
promising
candidates
for
mixed
matrix
membranes
(MMMs).
In
this
study,
we
synthesized
TFB‐BD(Me)
2
COFs
a
nanofiller
to
fabricate
MMMs
water
treatment.
particles
exhibited
significantly
high
crystallinity,
BET
surface
area,
uniform
particle
size,
could
be
at
low
temperature.
We
conducted
comprehensive
investigation
into
the
membrane
structure,
properties,
dye
separation
performance
‐incorporated
MMMs.
Our
results
demonstrate
that
containing
1.0
wt%
enhanced
permeance
rejection,
overcoming
traditional
trade‐off
between
permeability
selectivity
in
polymer
membranes.
These
next‐generation
COFs‐based
offer
efficiency,
resource
conservation,
cost‐effectiveness,
showing
great
potential
practical
purification
applications.
