Recent progress in hydrogels combined with phototherapy for bacterial infection: A review
International Journal of Biological Macromolecules,
Journal Year:
2024,
Volume and Issue:
274, P. 133375 - 133375
Published: June 22, 2024
Language: Английский
Antibacterial and Anticorrosive Hydrogel Coating Based on Complementary Functions of Sodium Alginate and g-C3N4
Zishuai Hu,
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Baochen Han,
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Jianhui Li
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et al.
Molecules,
Journal Year:
2024,
Volume and Issue:
29(17), P. 4192 - 4192
Published: Sept. 4, 2024
Graphitic
carbon
nitride
(g-C3N4,
CN)
has
emerged
as
a
promising
photocatalytic
material
due
to
its
inherent
stability,
antibacterial
properties,
and
eco-friendliness.
However,
tendency
aggregate
limited
dispersion
hinder
efficacy
in
practical
applications.
To
address
these
limitations,
this
study
focuses
on
developing
composite
hydrogel
coating,
which
sodium
alginate
(SA)
molecules
interact
electrostatically
through
hydrogen
bonding
anchor
CN,
thereby
significantly
improving
dispersion.
The
optimal
CN
loading
of
35%
results
with
tensile
strength
120
MPa
an
rate
99.87%
within
6
h.
enhanced
mechanical
properties
are
attributed
between
the
-NH2
groups
-OH
SA,
while
SA
facilitate
attraction
photogenerated
holes
from
promoting
carrier
transfer
separation,
strengthening
action.
Moreover,
coating
exhibits
excellent
corrosion
resistance
capabilities
against
Pseudomonas
aeruginosa
316L
stainless
steel
(316L
SS),
laying
foundation
for
advanced
antimicrobial
anticorrosion
systems.
Language: Английский
Exploring the Possibilities of Using Recovered Collagen for Contaminants Removal—A Sustainable Approach for Wastewater Treatment
Annette Madelene Dǎncilǎ,
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Magdalena Boșomoiu
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Polymers,
Journal Year:
2024,
Volume and Issue:
16(20), P. 2923 - 2923
Published: Oct. 18, 2024
Collagen
is
a
non-toxic
polymer
that
generated
as
residual
product
by
several
industries
(e.g.,
leather
manufacturing,
meat
and
fish
processing).
It
has
been
reported
to
be
resistant
bacteria
have
excellent
retention
capacity.
However,
the
recovered
collagen
does
not
meet
requirements
used
for
pharmaceutical
medical
purposes.
Due
scarcity
of
water
resources
now
affecting
all
continents,
pollution
major
concern.
Another
field
could
integrate
by-product
wastewater
treatment.
Applications
collagen-based
materials
in
treatment
discussed
detail,
comparisons
with
already
frequently
made.
Over
last
years,
tested
removal
both
organic
substances,
dyes)
inorganic
compounds
heavy
metals,
noble
uranium).
They
also
manufacture
oil-water
separation
materials;
therefore,
they
emulsified
oily
wastewater.
Because
analysed
wide
range
good
candidates
removing
contaminants
from
streams
seasonal
variations
composition
concentration.
The
use
makes
method
eco-friendly
cost
efficient.
This
paper
discusses
some
challenges
related
treatment:
material
stability,
reuse
disposal.
results
showed
are
renewable
reusable
without
significant
loss
initial
properties.
In
sorption
processes,
incorporation
experiments
real
demonstrated
there
competition
among
substances
present
sample.
Language: Английский