Formaldehyde dissipation mechanism of active alginate gel and its application in deep air purification
Zhengxin Lu,
Yueran Yin,
Zitian Gao
и другие.
Research Square (Research Square),
Год журнала:
2024,
Номер
unknown
Опубликована: Июль 29, 2024
Abstract
It
is
very
important
to
purify
low
level
formaldehyde
pollution
in
indoor
air
by
an
efficient
and
low-cost
material.
In
this
research,
environmentally
friendly
material
(names
as
ACA)
was
prepared
fixing
the
active
component
cactus
stem
with
three-dimensional
network
structure
of
calcium
alginate
gel.
observed
a
scanning
electron
microscopy
that
plant
substances
were
dispersed
embedded
gaps
alginate.
The
large
surface
area
strong
hydrophilicity
gel
indicate
ability
capture
airflow,
while
there
rapid
degradation
fix
found
deep
removal
airflow.
Results
showed
rate
reached
88.64
~
91.57%
at
airflow
residence
time
0.13
s
unpurified
range
0.081
0.328
mg·m
-3,
purified
can
below
0.02
mg·m
-3.
After
continuously
working
for
63
hours,
still
64.74
73.56%,
0.04
0.08
efficiency
ACA-cactus
up
1387.66
mg·h
-1·kg
-1
(dry
weight
gel),
corresponding
maximum
purification
capacity
6000
m
3·h
-1·kg
-1.
Similar
bioreactor,
enzymatic
mild
oxidation
components
plays
dominant
role
ACA.
This
research
provides
new
idea
has
huge
application
potential.
Язык: Английский
Adsorptive separation of Acid Red 33 by groundnut shell–based activated carbon
Biomass Conversion and Biorefinery,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 16, 2024
Язык: Английский