Two-dimensional
membrane
materials
are
widely
used
for
accurate
screening
of
oil
and
water
contaminants
important
purification.
In
addition,
the
dyes
contained
in
bodies
particle
put
more
demands
on
membrane’s
functionality.
this
paper,
hybridized
nanofiber
membranes
(WPPLT)
were
prepared
from
PAN
PVDF-HPF,
which
loaded
with
LDHs
tannic
acid
(TA)
as
carriers.
The
results
showed
that
PVDF-HPF
was
able
to
cross-link
fiber
surface,
nano-LDHs
TA
improved
roughness
membrane,
thus
effectively
enhancing
hydrophilic
properties.
Meanwhile,
WPPLT
has
good
underwater
repellency
achieves
than
99%
separation
efficiency
a
variety
surfactant-stabilized
emulsions.
Continuous
tests
have
shown
stable
flux.
approximately
90%
mechanical
stretch
performance
relative
original
electrostatic
spinning
facilitates
use
complex
environments.
Finally,
achieve
photodegradation
methylene
blue
(MB)
(degradation
rate
>90%).
This
study
provides
new
insights
into
preparation
nanofibrous
purification,
prospects
their
application
contaminants.
Broad
application
opportunities
exist
for
photocatalytic
degradation
and
membrane
separation
technologies
in
purification
of
complex
multi-component
pollutants.
Herein,
the
membrane,
which
combines
physical
barrier
catalytic
oxidation
driven
functionality,
were
fabricated
via
anchoring
CoAl-LDH@PANI
Z-scheme
heterojunction
onto
porous
polyacrylonitrile
mat
tannic
acid
as
adhesive.
The
assembly
such
offered
superior
performance
soluble
dyes
tetracycline
(up
to
94.3%),
with
improved
activity
2.33
times
compared
CoAl-LDH@pPAN
membrane.
Quenching
experiments
suggested
that
•O2-
was
most
reactive
oxygen
species
reaction
system
composite
greatly
enhanced
activities
attributed
effective
inhibition
photogenerated
hole-electron
combination
using
PANI
carrier,
charge
transferring
from
LDH
PANI.
possible
mechanism
proposed
based
on
VB-XPS,
ESR,
DRS
technologies,
confirmed
by
density
functional
theory
(DFT)
calculation.
Meanwhile,
benefiting
superhydrophilic/oleophobic
feature
low
oil
adhesion,
fibrous
exhibited
high
permeability
isooctane
emulsion
(3990.39
L·m-2·h-1),
while
ensuring
structure
stability
satisfactory
cycling
performance.
This
work
provided
a
new
strategy
develop
super-wetting
membranes
treating
pollutants
petro-chemical
industry.
Two-dimensional
membrane
materials
are
widely
used
for
accurate
screening
of
oil
and
water
contaminants
important
purification.
In
addition,
the
dyes
contained
in
bodies
particle
put
more
demands
on
membrane’s
functionality.
this
paper,
hybridized
nanofiber
membranes
(WPPLT)
were
prepared
from
PAN
PVDF-HPF,
which
loaded
with
LDHs
tannic
acid
(TA)
as
carriers.
The
results
showed
that
PVDF-HPF
was
able
to
cross-link
fiber
surface,
nano-LDHs
TA
improved
roughness
membrane,
thus
effectively
enhancing
hydrophilic
properties.
Meanwhile,
WPPLT
has
good
underwater
repellency
achieves
than
99%
separation
efficiency
a
variety
surfactant-stabilized
emulsions.
Continuous
tests
have
shown
stable
flux.
approximately
90%
mechanical
stretch
performance
relative
original
electrostatic
spinning
facilitates
use
complex
environments.
Finally,
achieve
photodegradation
methylene
blue
(MB)
(degradation
rate
>90%).
This
study
provides
new
insights
into
preparation
nanofibrous
purification,
prospects
their
application
contaminants.
