ChemEngineering,
Journal Year:
2024,
Volume and Issue:
8(6), P. 123 - 123
Published: Dec. 3, 2024
This
research
delved
into
the
energetic
properties
of
catalysts
synthesized
from
residual
sludge
textile,
galvanic,
and
tannery
industries.
The
experimental
process
consisted
an
initial
heat
treatment
to
activate
their
catalytic
a
thermal
analysis
employing
differential
scanning
calorimetry
(DSC).
technique
permitted
investigation
materials’
behavior
as
function
temperature,
ranging
142
550
°C,
effectively
controlling
heating
rates
pressure
conditions.
data
gathered
were
input
for
constructing
specific
models
through
polynomial
regression
least
squares
method.
These
subsequently
used
estimate
variations
in
enthalpy
entropy
both
integration.
Third-degree
polynomials
primarily
characterized
that
accurately
represented
samples’
behavior,
considering
physicochemical
influenced
it.
derived
textile
industry
exhibited
with
most
robust
statistical
fit.
Concurrently,
galvanic
displayed
noteworthy
similarities
bibliographic
across
various
temperature
points.
mathematical
determined
(Cp)
which,
turn,
was
under
study.
highest
value
corresponded
catalyst
obtained
industry,
Cp
5.60
J/g-K
at
603
K
2.45
445.6
K.
Finally,
third-degree
showed
best
since
(1)
they
considered
intervened
temperature;
(2)
presented
better
fit;
(3)
consistency
existing
information
literature
