Scientific Electronic Archives,
Год журнала:
2024,
Номер
17(4)
Опубликована: Июнь 28, 2024
Lignins
are
polyphenolic
macromolecules
found
in
the
cell
walls
of
plants.
They
considered
promising
sources
material
for
bioproducts
due
to
their
abundance,
renewability,
and
multiple
biological
activities.
The
purpose
this
review
is
present
vast
potential
alkaline
lignins,
highlighting
applicability
various
areas
such
as
medicine,
biotechnology,
sustainable
industry.
antioxidant,
immunomodulatory,
antimicrobial,
antitumor,
leishmanicidal,
trypanocidal,
antimalarial
activities
lignins
presented,
emphasizing
impact
chemical
structure
these
on
functions.
Although
exact
mechanism
still
needs
be
fully
elucidated,
ability
interact
with
diverse
targets
opens
up
opportunities
several
future
scientific
investigations
demonstrates
use
a
bioproduct.
This
work
highlights
candidates
development
new
products
materials.
It
also
emphasizes
necessity
research
focused
elucidating
mechanisms
underlying
its
activity.
Advances
field
could
significantly
transform
utilization
industrial
by-products
into
valuable
bioproducts,
facilitating
shift
towards
an
economy
reliant
renewable
resources
fostering
harmonious
coexistence
natural
ecosystems.
Abstract
Electric
double-layer
capacitors
(EDLCs)
are
promising
devices
for
sustainable
energy
storage.
However,
EDLC
components,
such
as
separators
and
electrodes
composed
of
activated
carbon
conductive
additives,
derived
from
fossil
resources.
To
reduce
this
dependency,
an
was
assembled
using
a
separator
hardwood
kraft
lignin,
while
still
relying
on
fossil-based
black
(CB)
the
additive.
achieve
more
EDLCs,
study
developed
all
carbon,
separator,
softwood
lignin
(SKL).
When
SKL
carbonized
at
900
°C,
it
showed
poor
electrical
conductivity
unsuitable
The
structures
became
ordered
with
higher
temperatures,
SKL-carbons
prepared
1,300–2,000
°C
comparable
to
CB.
EDLCs
1
wt
%
these
exhibited
capacitance
density
than
reference
5
Furthermore,
turbostratic
(T)
structure
formed
2,500
enhancing
performance.
SKL-carbon
2,800
graphite
in
addition
T
structure,
achieving
highest
(0.54
S
cm⁻
),
but
resulting
low
power
density.
Thus,
best
additive
EDLCs.
