Materials Science-Poland,
Journal Year:
2023,
Volume and Issue:
41(4), P. 107 - 119
Published: Dec. 1, 2023
Abstract
Oil
is
a
critical
raw
material
for
energy
and
industry,
the
depletion
of
conventional
oil
reserves
necessitates
efficient
extraction
production
unconventional
resources
like
acidic
crude
oil.
However,
its
high
viscosity
poses
significant
challenges
transportation
processing.
To
address
these
challenges,
this
study
developed
novel
emulsion
reducer.
We
designed
nanofluid
based
on
synergistic
polyetheramine/nanofluid
system
consisting
alkyl
ethoxy
polyglycosides
(AEG)
as
green
surfactant,
SiO
2
nanoparticles,
an
organic
alkali
polyetheramine.
The
mixture
was
evaluated
reduction
emulsification
performance
with
oi
obtained
from
Qinghe
plant
in
Shengli
Oilfield.
results
showed
that
optimized
reducer
achieved
remarkable
rate
98.1%
at
50◦C
6862
mPa·s
to
129
mPa·s.
This
demonstrated
effectively
transformed
into
low
oil-in-water
(O/W)
stability.
Furthermore,
core
imbibition
simulation
tests
could
improve
recovery
29.6%
49.4%,
indicating
potential
application
exploitation
In
conclusion,
reducer,
which
can
reduce
by
emulsifying
O/W
emulsion.
formula
has
practical
Molecules,
Journal Year:
2024,
Volume and Issue:
29(24), P. 5908 - 5908
Published: Dec. 14, 2024
A
convenient,
rapid,
and
environmentally
friendly
method,
emulsive
liquid–liquid
microextraction
combined
with
high-performance
liquid
chromatography,
was
established
to
determine
phthalic
acid
esters
in
tap,
river,
lake,
sea
water.
After
the
method’s
optimization,
we
obtained
appropriate
volume
of
extractant
pure
water,
number
strokes,
separation
methods,
mass
fraction
demulsifier,
demulsifier
volume,
sample
salt
amount,
pH
conditions.
This
method
requires
only
200
μL
heptanoic
(fatty
acid)
as
75
mg
sodium
acetate
demulsifiers
for
fast
separation,
respectively,
avoiding
use
further
equipment.
Emulsive
offers
substantial
advantages
over
dispersive
by
eliminating
need
toxic
dispersants,
thereby
preventing
any
influences
dispersants
on
partition
coefficients.
The
linear
range
detection
ranged
from
0.5
50
μg
L−1,
a
limit
0.2
L−1
quantitation
L−1.
recoveries
80.2%
106.3%,
relative
standard
deviations
between
0.5%
6.7%.
Five
greenness
metrics
confirmed
that
this
is
aligns
principles
green
analytical
chemistry.
proposed
achieved
score
8.42,
surpassing
other
methods
evaluated
using
SPMS.
novel
may
well
be
valuable
technique
determining
water
samples.
Desalination and Water Treatment,
Journal Year:
2024,
Volume and Issue:
320, P. 100647 - 100647
Published: July 29, 2024
The
current
work
describe
the
fabrication
of
an
oleophilic
and
hydrophobic
EPS-cotton
membrane
through
a
facile
one-step
process,
involving
immersion
pristine
cotton
fabric
in
freshly
prepared
solution
EPS
tetrahydrofuran
(THF).
characterization
is
carried
out
using
FTIR
spectroscopy,
scanning
electron
microscopy
(SEM),
contact
angle
measurements.
exhibits
remarkable
absorption
capacity
for
diesel,
gasoline,
olive
oil,
canola
i.e.,
0.21
gg−1,
0.13
3.7
gg−1
0.40
respectively.
Using
vacuum
filtration,
effectively
segregates
diesel
oil
emulsions
from
water.
flux
with
water
found
to
be
133
LMH,
207
59
LMH
89
Moreover,
rejection
(%)
remains
above
95
%
all
cases.
separated
samples
are
monitored
UV/Vis,
which
suggests
high
separation
efficiency
membrane.
Furthermore,
SEM
analyses
before
after
separations
demonstrate
suitable
stability,
allowing
at
least
six
cycles
effective
use.
not
only
facilitates
eco-friendly
recycling
waste
plastics
but
also
promises
versatile
applications
environmental
remediation.
Green Chemistry,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Jan. 1, 2024
The
automatic
dispersive
liquid–liquid
microextraction
based
on
bio-derived
solvents
achieved
great
environmental
greenness,
high-throughput
operation,
and
low
human
error
compared
to
the
present
sample
pretreatment
methods
for
diamide
insecticides.
Materials Science-Poland,
Journal Year:
2023,
Volume and Issue:
41(4), P. 107 - 119
Published: Dec. 1, 2023
Abstract
Oil
is
a
critical
raw
material
for
energy
and
industry,
the
depletion
of
conventional
oil
reserves
necessitates
efficient
extraction
production
unconventional
resources
like
acidic
crude
oil.
However,
its
high
viscosity
poses
significant
challenges
transportation
processing.
To
address
these
challenges,
this
study
developed
novel
emulsion
reducer.
We
designed
nanofluid
based
on
synergistic
polyetheramine/nanofluid
system
consisting
alkyl
ethoxy
polyglycosides
(AEG)
as
green
surfactant,
SiO
2
nanoparticles,
an
organic
alkali
polyetheramine.
The
mixture
was
evaluated
reduction
emulsification
performance
with
oi
obtained
from
Qinghe
plant
in
Shengli
Oilfield.
results
showed
that
optimized
reducer
achieved
remarkable
rate
98.1%
at
50◦C
6862
mPa·s
to
129
mPa·s.
This
demonstrated
effectively
transformed
into
low
oil-in-water
(O/W)
stability.
Furthermore,
core
imbibition
simulation
tests
could
improve
recovery
29.6%
49.4%,
indicating
potential
application
exploitation
In
conclusion,
reducer,
which
can
reduce
by
emulsifying
O/W
emulsion.
formula
has
practical
