Fabricating pine needles derived spherical nanocellulose with polyaniline and montmorillonite clay for simultaneous removal of cationic and anionic dyes from binary mixtures
International Journal of Biological Macromolecules,
Год журнала:
2025,
Номер
unknown, С. 140340 - 140340
Опубликована: Янв. 1, 2025
Язык: Английский
Tailoring of spherical nanocellulose via esterification with methionine followed by protonation to generate two different adsorbents for mercuric ions and Congo red
International Journal of Biological Macromolecules,
Год журнала:
2024,
Номер
279, С. 135313 - 135313
Опубликована: Сен. 4, 2024
Язык: Английский
Fabricating whole pine needles biomass with phenylhydrazine-4-sulphonic acid for effective removal of cationic dyes and heavy metal ions from wastewater
Chemosphere,
Год журнала:
2024,
Номер
364, С. 143103 - 143103
Опубликована: Авг. 16, 2024
Язык: Английский
Simultaneous removal of cationic and anionic dyes from a complex mixture using a novel composite hydrogel based on pine needles, chitosan, and gelatin
International Journal of Biological Macromolecules,
Год журнала:
2025,
Номер
unknown, С. 141447 - 141447
Опубликована: Фев. 1, 2025
Язык: Английский
Synthesis of Thermally Stable Psyllium Husk/4,4´-Diphenylmethane Diisocyanate-Based Polyurethanes for Effective and Selective Removal of Cationic Dyes
Water Air & Soil Pollution,
Год журнала:
2025,
Номер
236(5)
Опубликована: Апрель 1, 2025
Язык: Английский
Quaternization of guar gum with in situ generated hydroxyprpopyl dimethylbenzyl ammonium chloride from N,N-dimethylbenzylamine and epichlorohydrin for the effective removal of anionic dyes from simulated wastewater
International Journal of Biological Macromolecules,
Год журнала:
2025,
Номер
unknown, С. 143109 - 143109
Опубликована: Апрель 1, 2025
Язык: Английский
Epichlorohydrin/triethylamine modified psyllium as a highly efficient adsorbent for selective adsorption of anionic dyes
International Journal of Biological Macromolecules,
Год журнала:
2024,
Номер
unknown, С. 139386 - 139386
Опубликована: Дек. 1, 2024
Язык: Английский
Stretchable, stabilized‐conductive XNBR/PEDOT:PSS composites based on bottom‐deposited structure
Tianle Gu,
Wei Liu,
Xinghuo Wang
и другие.
Polymer Engineering and Science,
Год журнала:
2024,
Номер
64(8), С. 3751 - 3764
Опубликована: Июнь 5, 2024
Abstract
Conductive
composites
have
attracted
much
attention
due
to
its
high
conductivity,
stretchability,
and
sensitivity.
However,
designing
conductive
with
relatively
stable
conductivity
under
100%
deformation
using
simple
methods
remains
a
challenge.
In
this
work,
we
employ
straightforward
approach
prepare
poly(3,4‐ethylenedioxythiophene):polystyrene
sulfonate
(PEDOT:PSS)
solution.
Based
on
the
conductivity‐optimized
PEDOT:PSS
(5.95
S/cm),
it
was
combined
carboxylated
acrylonitrile‐butadiene
rubber
latex
(XNBRL)
make
flexible
material
unique
bottom‐deposited
structure.
The
incorporation
of
establishes
an
interconnected
network
within
XNBR,
enhancing
both
tensile
strength
(from
0.31
1.24
MPa)
composites.
Remarkably,
even
at
strain,
resistance
change
(Δ
R
/
0
)
in
composite
minimal
(<2),
demonstrating
exceptional
flexibility
electrical
while
maintaining
during
cyclic
stretching
50%
deformation.
Moreover,
can
maintain
good
relative
stability
different
rates
strains.
This
XNBR/PEDOT:PSS
has
promising
application
prospects
medical
devices,
which
require
over
large
Highlights
A
method
increase
aqueous
PEDOT:PSS.
Flexible
small
Δ
.
Enables
rigid
PEDOT
be
used
stretchable
electronic
devices.
Construction
3D
bottom
deposition
Язык: Английский
Dibutyltin dilaurate catalysed guar gum and toluene diisocyanate polyurethane foam for the removal of malachite green from wastewater
Polymer International,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 27, 2024
Abstract
In
view
of
the
huge
potential
in
various
applications,
biopolymer‐based
polyurethane
foams
(PUF)
are
attracting
researchers.
present
study,
we
report
modification
guar
gum
(GG)
via
polyaddition
reaction
with
toluene
diisocyanate
(TDI)
using
dibutyltin
dilaurate
as
catalyst,
silicone
oil
surfactant
and
calcium
carbonate
filler
to
form
GG‐PUF.
The
as‐synthesized
GG‐PUF
was
characterized
by
Fourier
transform
infrared
(FTIR),
XRD,
field
emission
SEM,
energy‐dispersive
X‐ray
spectroscopy,
surface
charge
analysis.
FTIR
spectrum
GG‐PUF,
peaks
at
3290,
1705,
1595,
1510
cm
−1
attributed
stretching
vibrations
–NH,
–C=O,
–C=C–
benzene
ring
TDI,
–NH
bending
vibration
urethane
group,
respectively.
XRD
patterns
GG
indicate
their
semicrystalline
amorphous
nature,
SEM
exhibits
high
porosity
compared
smooth
due
evolution
CO
2
gas
during
foaming
reaction.
evaluated
an
adsorbent
for
cationic
dyes
from
wastewater.
preliminary
adsorption
studies
showed
maximum
malachite
green
93.54%
removal
40
°C
pH
6.0
60
min.
mechanism
studied
nonlinear
kinetic
models,
namely
pseudo‐first
order,
pseudo‐second
order
Elovich,
isotherm
such
Langmuir,
Freundlich
Temkin.
followed
pseudo‐secondorder
kinetics
a
Langmuir
capacity
156.44
mg
g
.
small
value
error
function
(
χ
)
normalized
standard
deviation
(Δ
q
%)
models
indicated
better
fitting
data
into
models.
Furthermore,
substantial
degradability
under
simulated
wastewater
conditions
acidic
alkaline
reusability
up
10
adsorption–desorption
cycles.
Hence,
has
tremendous
sustainable,
economical
environmentally
friendly
eliminating
©
2024
Society
Chemical
Industry.
Язык: Английский