The role of lignin in adhesives for lignin-based formaldehyde-based resins: a review
Biomass Conversion and Biorefinery,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 6, 2025
Язык: Английский
Environmental Impact of Textile Materials: Challenges in Fiber–Dye Chemistry and Implication of Microbial Biodegradation
Polymers,
Год журнала:
2025,
Номер
17(7), С. 871 - 871
Опубликована: Март 24, 2025
Synthetic
and
natural
fibers
are
widely
used
in
the
textile
industry.
Natural
include
cellulose-based
materials
like
cotton,
regenerated
viscose
as
well
protein-based
such
silk
wool.
fibers,
on
other
hand,
PET
polyamides
(like
nylon).
Due
to
significant
differences
their
chemistry,
distinct
dyeing
processes
required,
each
generating
specific
waste.
For
example,
cellulose
exhibit
chemical
inertness
toward
dyes,
necessitating
auxiliaries
that
contribute
wastewater
contamination,
whereas
synthetic
a
major
source
of
non-biodegradable
microplastic
emissions.
Addressing
environmental
impact
fiber
processing
requires
deep
molecular-level
understanding
enable
informed
decision-making.
This
manuscript
emphasizes
potential
solutions,
particularly
through
biodegradation
related
waste,
aligning
with
United
Nations
Sustainable
Development
Goal
6,
which
promotes
clean
water
sanitation.
instance,
cost-effective
methods
using
enzymes
or
microbes
can
aid
associated
solutions
while
also
addressing
wastewater,
contains
high
concentrations
unreacted
salts,
highly
water-soluble
pollutants.
paper
covers
different
aspects
dyeing,
degradation
mechanisms,
waste
produced
by
industry,
highlighting
microbial-based
strategies
for
mitigation.
The
integration
not
only
offers
solution
managing
large
volumes
but
paves
way
sustainable
technologies.
Язык: Английский
Mechanistic insights and optimization of lignin depolymerization into aromatic monomers using vanadium-modified Dawson-type polyoxometalates
International Journal of Biological Macromolecules,
Год журнала:
2025,
Номер
unknown, С. 139644 - 139644
Опубликована: Янв. 1, 2025
Язык: Английский
Prospecting artificial microbial consortia toward lignin valorization
Chemical Engineering Journal,
Год журнала:
2025,
Номер
unknown, С. 162375 - 162375
Опубликована: Апрель 1, 2025
Язык: Английский
Microwave-Assisted Oxidative Degradation of Lignin Catalyzed by Hydrogen Peroxide–Alkaline Ionic Liquid System
Catalysts,
Год журнала:
2025,
Номер
15(4), С. 367 - 367
Опубликована: Апрель 9, 2025
In
recent
years,
various
green
solvents
have
played
more
and
important
roles
in
catalysis
biomass
studies.
this
work,
three
imidazolium
anion-based
alkaline
ionic
liquids
(ILs,
including
[BMIM]Im,
[Ch]Im,
[N4222]Im)
were
selected
to
catalyze
the
oxidative
degradation
of
lignin
by
a
microwave-assisted
hydrogen
peroxide–alkaline
liquid
system
for
first
time,
which
aimed
promote
depolymerization
high-value
conversion
increase
number
alcohol
hydroxyl
groups
reactivity
lignin.
The
changes
before
after
taken
as
primary
indices.
As
main
conditions,
influence
microwave
exposure
power,
concentration,
peroxide
concentration
on
efficacy
was
subsequently
examined
that
exhibited
most
effective
performance.
addition,
extracted
reaction
solution
analyzed
combination
with
gas
chromatography–mass
spectrometry
(GC–MS),
degraded
solids
characterized
scanning
electron
microscopy
(SEM),
ultraviolet
visible
(UV–Vis)
spectroscopy,
Fourier-transform
infrared
spectroscopy
(FT–IR),
thermogravimetric
derivative
(TG–DTG)
methods,
determined
composition
products,
mechanism,
intuitive
structural
lignin,
thereby
providing
insights
into
extent
solvents.
Язык: Английский
Photodegradation of lignin biowaste catalyzed by biosynthesized zinc oxide nanoparticles using the leaf extract of Aristotelia chilensis
Results in Engineering,
Год журнала:
2024,
Номер
unknown, С. 103866 - 103866
Опубликована: Дек. 1, 2024
Язык: Английский
我国生物质基化工产品的关键技术现状与展望
Scientia Sinica Chimica,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 1, 2024
Transformation of Lignin Under Protection Strategies: Catalytic Oxidation and Depolymerization by Polyoxometalates Catalysts
Polymers,
Год журнала:
2024,
Номер
16(24), С. 3480 - 3480
Опубликована: Дек. 13, 2024
The
efficient
utilization
of
lignin,
a
pivotal
component
lignocellulosic
biomass,
is
crucial
for
advancing
sustainable
biorefinery
processes.
However,
optimizing
lignin
valorization
remains
challenging
due
to
its
intricate
structure
and
susceptibility
undesirable
reactions
during
processing.
In
this
study,
we
delve
into
the
impact
various
pretreatment
agents
on
birch
aiming
enhance
catalytic
oxidation
depolymerization
under
polyoxometalates
(POMs)
catalysis.
Our
results
reveal
that
with
formaldehyde
effectively
safeguards
aryl
ether
linkages
in
leading
notable
increase
aromatic
compound
yields
POMs
Furthermore,
gel
permeation
chromatography
(GPC)
analysis
underscores
inhibition
linkage
hydrolysis
upon
addition.
Gas
chromatography–mass
spectrometry
(GC–MS)
demonstrates
boosts
monomer
yield
by
2
3
times
compared
untreated
underscoring
effectiveness
tailored
strategies.
This
research
significance
adopting
rational
methods
advance
pathways
catalyzed
POMs,
thereby
contributing
evolution
biomass
conversion
technologies.
Язык: Английский