Food Chemistry X,
Год журнала:
2024,
Номер
25, С. 102061 - 102061
Опубликована: Дек. 2, 2024
The
solid-phase
adsorption
principles
and
fundamental
mechanism
of
isobutyric
acid,
1-octen-3-ol,
octanal
(three
key
off-odor
compounds
oyster
peptides)
were
explored
using
electrospun
octenyl
succinylated
starch-pullulan
(OSS-PUL)
nanofiber
mat.
mats
had
selective
behaviors
as
indicated
by
the
rates
octanal,
which
94.96%,
85.03%,
65.36%.
contents
II-type
inclusion
complexes
(ICs)
formed
with
three
mentioned
above
significantly
different.
mean
fiber
diameter
octanal/nanofiber
mat
IC
highest
content
was
decreased
(
In
order
to
solve
the
shortcomings
of
a
single
flocculant,
inorganic–organic
hybrid
flocculant
SiO2–CTS–DMDACC
was
successfully
prepared
by
grafting
copolymerization
chitosan
(CTS),
dimethyl
diallyl
ammonium
chloride
(DMDACC),
and
silicon
dioxide
(SiO2).
The
performance
in
treating
papermaking
wastewater
investigated,
mechanism
flocculation
process
analyzed.
results
showed
that
crystallinity
reduced
due
introduction
DMDACC
SiO2.
water
solubility
thermal
stability
with
rough
porous
structure
were
enhanced.
enhanced
cationic
properties
CTS–DMDACC
compared
CTS.
addition,
CTS–DMDACC,
SiO2
increased
viscosity
SiO2–CTS–DMDACC.
experimental
treatment
effect
CTS:SiO2:DMDACC
1:2:4
best
better
than
CTS
at
pH
7
for
wastewater.
removal
rates
turbidity,
COD,
NH4+-N
99.43%,
82.92%,
78.43%,
respectively.
revealed
charge
neutralization
main
SiO2–CTS–DMDACC,
adsorption
bridging
net
sweeping
played
supplementary
roles
