ACS Omega,
Journal Year:
2022,
Volume and Issue:
7(7), P. 5937 - 5945
Published: Feb. 11, 2022
Chitosan
is
a
typical
hydrophilic
biomass
building
block
widely
used
in
material
science
and
engineering.
However,
its
intrinsic
amphiphilicity
has
been
seldom
noted
so
far.
Herein,
series
of
glutaraldehyde-crosslinked
chitosan
cryogels
with
superamphiphilicity
are
fabricated
at
moderately
frozen
conditions
through
freezing-thawing
process.
The
micron-sized
porous
cryogel
samples
display
0°
contact
angle
toward
both
water
oil,
under
over
120°
oil
underwater.
By
comparing
the
wetting
behavior
tablet
compressed
by
pure
powders,
sample
proven
to
be
independent
on
crosslinkers.
This
special
wettability
endows
high
separation
efficiency
for
various
surfactant-stabilized
oil-in-water
emulsions
continuous
flow
mode
driven
gravity
as
well
peristaltic
pump.
Chemical Reviews,
Journal Year:
2022,
Volume and Issue:
122(13), P. 11604 - 11674
Published: June 2, 2022
Chitin,
a
fascinating
biopolymer
found
in
living
organisms,
fulfills
current
demands
of
availability,
sustainability,
biocompatibility,
biodegradability,
functionality,
and
renewability.
A
feature
chitin
is
its
ability
to
structure
into
hierarchical
assemblies,
spanning
the
nano-
macroscales,
imparting
toughness
resistance
(chemical,
biological,
among
others)
multicomponent
materials
as
well
adding
adaptability,
tunability,
versatility.
Retaining
inherent
structural
characteristics
colloidal
features
dispersed
media
has
been
central
use,
considering
it
building
block
for
construction
emerging
materials.
Top-down
designs
have
reported
differentiate
from
traditional
molecular-level,
bottom-up
synthesis
assembly
material
development.
Such
topics
are
focus
this
Review,
which
also
covers
origins
biological
their
influence
on
morphological
physical-chemical
properties.
We
discuss
recent
achievements
isolation,
deconstruction,
fractionation
nanostructures
varying
axial
aspects
(nanofibrils
nanorods)
along
with
methods
modification
functional
highlight
role
nanochitin
native
architecture
component
subjected
multiscale
interactions,
leading
highly
dynamic
structures.
introduce
most
advances
applications
nanochitin-derived
industrialization
efforts,
following
green
manufacturing
principles.
Finally,
we
offer
critical
perspective
about
adoption
context
advanced,
sustainable
ACS Environmental Au,
Journal Year:
2023,
Volume and Issue:
3(2), P. 58 - 75
Published: Jan. 20, 2023
Valorization
of
food
waste
(FW)
is
instrumental
for
reducing
the
environmental
and
economic
burden
FW
transitioning
to
a
circular
economy.
The
valorization
process
has
widely
been
studied
produce
various
end-use
products
summarize
them;
however,
their
economic,
environmental,
social
aspects
are
limited.
This
study
synthesizes
some
methods
used
management
produces
value-added
applications,
also
discusses
technological
advances
aspects.
Globally,
1.3
billion
tonnes
edible
lost
or
wasted
each
year,
during
which
about
3.3
greenhouse
gas
emitted.
(−347
2969
kg
CO2
equiv/tonne
FW)
(−100
$138/tonne
impacts
depend
on
multiple
parameters
chains
systems.
Although
enormous
efforts
underway
reduce
as
well
valorize
unavoidable
loss,
it
seems
transdisciplinary
approach/initiative
would
be
essential
minimize
abate
FW.
A
joint
effort
from
stakeholders
key
efficient
effective
improve
its
sustainability.
However,
any
initiative
in
should
consider
broader
sustainability
check
avoid
risks
investment
environment.
Journal of Hazardous Materials,
Journal Year:
2022,
Volume and Issue:
436, P. 129174 - 129174
Published: May 18, 2022
Hierarchically
porous
activated
Starbons®
derived
from
starch
are
found
to
make
excellent
adsorbents
for
methylene
blue,
even
in
the
presence
of
other
dyes
and
inorganic
salts,
highlighting
their
potential
be
used
water
purification.
The
optimal
material
(S950C90)
has
a
blue
adsorption
capacity
(891
mg
g-1)
almost
nine
times
higher
than
that
unactivated
S800
four
commercial
carbon
at
298
K.
onto
materials
(S950C90
S800K4)
reaches
equilibrium
within
5
min.
Adsorption
data
all
show
good
fit
Freundlich
isotherm
which
allows
Gibbs
free
energies
calculated.
capacities
increase
as
pH
solution
increases,
allowing
dye
desorbed
by
treatment
with
acidic
ethanol
Starbon®
reused.
Porosimetry
SEM-EDX
imaging
indicate
adsorbs
throughout
surface
completely
fills
micropores
adsorbent.
correlations
both
BET
areas
micropore
volumes
materials.
Droplet,
Journal Year:
2022,
Volume and Issue:
1(2), P. 139 - 169
Published: Oct. 1, 2022
Abstract
Water
manipulation
is
crucial
for
a
wide
range
of
engineering
applications,
such
as
microfluidics,
heat
transfer,
desalination,
and
water
harvesting.
Despite
scientific
achievements
in
the
past
few
decades,
it
remains
challenging
to
achieve
efficient
well‐controllable
droplet
transport
practical
applications.
In
nature,
creatures
have
evolved
ingenious
wisdom
manipulate
adapt
their
environments.
Learning
from
nature
combining
bioinspirations
with
advanced
manufacturing
technology
are
promising
fabricate
excellent
materials
directional
transport.
this
review,
we
summarize
mechanisms
on
various
biological
surfaces
review
recent
progress
fabricating
hydrophilic
surfaces,
hybrid
hydrophilic/hydrophobic
slippery
lubricant‐infused
porous
(SLIPSs)
bioinspiration
manipulation.
These
novel
bioinspired
great
potential
many
fields,
especially
Finally,
current
challenges
future
perspectives
field
proposed.
Industrial & Engineering Chemistry Research,
Journal Year:
2023,
Volume and Issue:
62(29), P. 11279 - 11304
Published: July 17, 2023
Most
synthetic
materials
used
in
water
treatment
and
energy
storage
are
nonbiodegradable
nonrenewable,
causing
the
generation
of
massive
electronic
wastes
discarded
separation
materials.
Sodium
alginate
(SA)
has
features
abundant
sources,
low
cost,
renewability,
biodegradability.
To
achieve
sustainable
development
minimize
environmental
impact,
SA
is
well
designed
into
high-performance
hydrogels,
aerogels/foams,
films,
binders
components
via
low-energy,
low-toxicity,
low-cost
ways.
This
review
summarizes
preparation
methods
composites
highlights
advantages
applied
storage.
In
treatment,
challenges
solutions
to
separation,
regeneration,
waste
disposal
process
introduced,
aiming
simplify
process,
reduce
secondary
pollutants,
high-value
utilization
waste.
Conventional
were
replaced
with
renewable
improve
electrochemical
performances,
decrease
manufacturing
costs,
solid-state
wastes.
Finally,
a
summary
perspectives
proposed.
Molecules,
Journal Year:
2021,
Volume and Issue:
26(23), P. 7264 - 7264
Published: Nov. 30, 2021
Modified
alginates
have
a
wide
range
of
applications,
including
in
the
manufacture
dressings
and
scaffolds
used
for
regenerative
medicine,
systems
selective
drug
delivery,
as
hydrogel
materials.
This
literature
review
discusses
methods
to
modify
obtain
materials
with
new
or
improved
functional
properties.
It
diverse
biological
activity
alginates.
presents
modification
that
utilize
both
natural
synthetic
peptides,
describes
their
influence
on
properties
The
success
functionalization
depends
reaction
conditions
being
sufficient
guarantee
desired
transformations
provide
modified
desirable
properties,
but
mild
enough
prevent
degradation
is
description
efficient
alginate
using
biologically
active
ligands.
Particular
attention
was
paid
because
combination
peptides
leads
obtaining
conjugates
resulting
from
components
well
completely
new,
different
functionality.
