Materials,
Journal Year:
2024,
Volume and Issue:
17(23), P. 5741 - 5741
Published: Nov. 23, 2024
Leather
waste
contains
up
to
10%
nitrogen
(N);
thus,
combustion
or
gasification
only
for
the
energy
recovery
would
not
be
rational,
if
safety
standards
are
met.
On
other
hand,
chromium
(Cr)
content
exceeding
5%
in
half
of
stream
(
International Journal of Biological Macromolecules,
Journal Year:
2024,
Volume and Issue:
278, P. 134374 - 134374
Published: Aug. 3, 2024
The
consumption
of
animal
products
has
witnessed
a
significant
increase
over
the
years,
leading
to
growing
need
for
industries
adopt
strict
waste
control
measures
mitigate
environmental
impacts.
disposal
in
landfill
can
result
diverse
and
potentially
hazardous
decomposition
by-products.
Animal
by-products,
derived
from
meat,
poultry,
seafood
fish
industries,
offer
substantial
raw
material
source
collagen
gelatin
production
due
their
high
protein
content.
Collagen,
being
major
component
tissues,
represents
an
abundant
resource
that
finds
application
various
chemical
industries.
demand
collagen-based
continues
grow,
yet
availability
primary
remains
limited
insufficient
meet
projected
needs.
Consequently,
repurposing
materials
contain
provides
opportunity
this
while
at
same
time
minimizing
amount
is
dumped.
This
review
examines
potential
extract
value
content
present
animal-derived
It
systematic
evaluation
different
species
groups
discusses
approaches
processing
fabricating
repurposed
collagen.
specifically
focuses
on
research,
encompassing
examination
its
physical
properties,
as
well
modifications.
We
have
detailed
how
research
knowledge
built
structure
function
will
drive
new
initiatives
lead
development
opportunities
future.
Additionally,
it
highlights
emerging
extracting
high-quality
efforts
fabricate
original
within
chemical,
biomedical
science-based
Advanced Sustainable Systems,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 2, 2025
Abstract
Herein,
a
novel
leather
solid
waste–derived
collagen
polypeptide
(CP)–based
foam
(CF)
is
developed
with
good
chemical
stability,
degradability,
considerably
poor
metal
corrosive
properties,
and
high‐efficiency
fire‐extinguishing
properties.
The
CP
used
as
raw
material
to
obtain
CF
via
free‐radical
emulsion
polymerization
using
maleic
anhydride
oleic
acrylic
resins.
Thereafter,
foam‐based
extinguishing
agent
(FP)
ideal
flame
retardant
properties
synthesized
by
blending
the
obtained
common
fluorine‐containing
(sodium
perfluoro
nonyloxybenzenesulfonate)
surfactants.
prepared
materials
are
characterized
Fourier‐transform
infrared
spectroscopy,
X‐ray
diffraction,
effect,
other
analytical
techniques.
Results
show
that
FP
exhibited
thermal
stabilities
well
low
cytotoxicity
biotoxicity.
A
spreading
test
preliminary
on
an
oil
surface
indicated
has
relatively
high
speed
air‐insulation
performance.
In
particular,
compared
of
traditional
agent,
full
time
7‐FP
40%
lower,
total
being
28
s.
Overall,
results
suggested
effective
agents
may
have
notable
value
in
various
fireproofing
applications.
Database,
Journal Year:
2025,
Volume and Issue:
2025
Published: Jan. 1, 2025
Abstract
Enzymes,
serving
as
eco-friendly
catalysts,
are
progressively
supplanting
traditional
chemical
catalysts
in
light
industry
sectors
such
feed,
papermaking,
textiles,
detergents,
leather,
and
sugar
production.
Despite
this
advancement,
the
variability
performance
of
natural
enzymes
fragmentation
diversity
existing
data
formats
pose
significant
challenges
to
researchers.
Furthermore,
AI-driven
enzyme
design
is
limited
by
quality
quantity
available
data.
To
address
these
issues,
we
introduce
industrial
core
database
(LICEDB),
first
dedicated
exclusively
managing
standardizing
for
applications.
LICEDB,
with
its
integrated
modules
retrieval,
similarity
analysis,
structural
will
enhance
efficient
application
strengthen
predictive
research,
thereby
advancing
sharing
utilization
field
innovation.
Database
URL:
http://lujialab.org.cn/on-line-databases/