Interstitial Boron Atoms in Pd Aerogel Selectively Switch the Pathway for Glycolic Acid Synthesis from Waste Plastics
Advanced Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Июль 28, 2024
Abstract
Electro‐reforming
of
poly(ethylene
terephthalate)
(PET)
into
valuable
chemicals
is
garnering
significant
attention
as
it
opens
a
mild
avenue
for
waste
resource
utilization.
However,
achieving
high
activity
and
selectivity
C2
products
during
ethylene
glycol
(EG)
oxidation
in
PET
hydrolysate
on
Pd
electrocatalysts
remains
challenging.
The
strong
interaction
between
carbonyl
(*CO)
intermediates
leads
to
undesirable
over‐oxidation
poisoning
sites,
which
hinders
the
highly
efficient
production.
Herein,
nonmetallic
alloying
strategy
employed
fabricate
Pd‐boron
alloy
aerogel
(PdB),
wherein
B
atoms
are
induced
regulate
electron
structure
surface
oxophilicity.
This
approach
allows
remarkable
mass
6.71
A
mg
−1
,
glycolic
acid
(GA)
Faradaic
efficiency
(FE)
93.8%,
stable
100
h
cyclic
electrolysis.
In
situ
experiments
density
functional
theory
calculations
reveal
contributions
inserted
lattice
effective
EG‐to‐GA
conversion.
Interestingly,
heightened
oxophilicity
regulated
electronic
by
incorporation
weakened
*CO
adsorption
enhanced
hydroxyl
species
affinity
accelerate
oxidative
*OH
adspecies
formation,
thereby
synergistically
avoiding
boosting
GA
synthesis.
work
provides
insights
rational
design
high‐performance
synthesis
via
an
oxophilic
motifs
strategy.
Язык: Английский
Catalytic and engineering strategies for enhanced hydrogenation reactions: A review of heterogeneous catalysts and process optimization
Results in Engineering,
Год журнала:
2025,
Номер
unknown, С. 103958 - 103958
Опубликована: Янв. 1, 2025
Язык: Английский
Photorefinery of Biomass and Plastics to Renewable Chemicals using Heterogeneous Catalysts
Angewandte Chemie International Edition,
Год журнала:
2024,
Номер
63(37)
Опубликована: Июнь 17, 2024
Abstract
The
photocatalytic
conversion
of
biomass
and
plastic
waste
provides
opportunities
for
sustainable
fuel
chemical
production.
Heterogeneous
photocatalysts,
typically
composed
semiconductors
with
distinctive
redox
properties
in
their
conduction
band
(CB)
valence
(VB),
facilitate
both
the
oxidative
reductive
valorization
organic
feedstocks.
This
article
a
comprehensive
overview
recent
advancements
photorefinery
plastics
from
perspective
photocatalysts.
We
explore
roles
VB
CB
enhancing
value‐added
via
various
pathways.
Our
aim
is
to
bridge
gap
between
mechanisms
renewable
carbon
feedstock
valorization,
inspiring
further
development
refinery
plastics.
Язык: Английский
Sustainable thermochemical plastic valorization towards a circular economy: a critical review
Green Chemistry,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 1, 2025
Emerging
technologies-empowered
thermochemical
plastic
valorization
is
developed
for
value-added
products
in
green
and
practical
manner,
which
are
beneficial
to
achieving
circular
economy
several
UN
sustainable
development
goals.
Язык: Английский
Upcycling of waste polyester for the development of circular economy
Chemical Communications,
Год журнала:
2024,
Номер
unknown
Опубликована: Янв. 1, 2024
Progress
in
chemical
recycling
of
waste
polyesters
(waste
plastic
refinery)
was
reviewed
and
prospected,
newly
reported
thermal
catalysis,
photocatalysis,
electrocatalysis,
biocatalysis
the
recycle
PET-based
product
were
introduced.
Язык: Английский
Zwitterionic covalent organic framework triggering enhanced H2O2 photoproduction via controllable built-in electric field design
Chemical Engineering Journal,
Год журнала:
2025,
Номер
unknown, С. 161631 - 161631
Опубликована: Март 1, 2025
Язык: Английский
Comprehensive Insights into Photoreforming of Waste Plastics for Hydrogen Production
Catalysts,
Год журнала:
2025,
Номер
15(5), С. 453 - 453
Опубликована: Май 7, 2025
The
global
plastic
crisis,
with
over
400
million
metric
tons
produced
annually
and
minimal
recycling,
demands
urgent
solutions.
Photocatalytic
photoreforming
offers
a
dual
benefit:
converting
non-recyclable
plastics
into
hydrogen
fuel
valuable
chemicals
using
solar
energy
under
mild
conditions.
This
critical
review
highlights
recent
advances
in
photocatalyst
design,
including
semiconductors,
MOF-derived
materials,
co-catalyst
systems,
explores
key
insights
degradation
mechanisms
reactor
configurations.
Operational
factors
such
as
pH,
light
intensity,
flow
dynamics
are
discussed
for
their
impact
on
yield
product
selectivity.
Life
cycle
techno-economic
assessments
reveal
current
challenges
efficiency,
scalability,
cost
to
illuminate
the
feasibility
of
implementing
technology
at
industrial
scale.
study
suggests
that
innovations
catalyst
engineering,
management,
system
integration
provide
viable
paths
forward.
With
its
potential
upcycle
waste
contribute
low-carbon
economies,
represents
promising
approach
advancing
circular
economy
goals,
especially
when
coupled
policy
support
smart
separation
strategies.
Язык: Английский
Photorefinery of Biomass and Plastics to Renewable Chemicals using Heterogeneous Catalysts
Angewandte Chemie,
Год журнала:
2024,
Номер
136(37)
Опубликована: Июнь 17, 2024
Abstract
The
photocatalytic
conversion
of
biomass
and
plastic
waste
provides
opportunities
for
sustainable
fuel
chemical
production.
Heterogeneous
photocatalysts,
typically
composed
semiconductors
with
distinctive
redox
properties
in
their
conduction
band
(CB)
valence
(VB),
facilitate
both
the
oxidative
reductive
valorization
organic
feedstocks.
This
article
a
comprehensive
overview
recent
advancements
photorefinery
plastics
from
perspective
photocatalysts.
We
explore
roles
VB
CB
enhancing
value‐added
via
various
pathways.
Our
aim
is
to
bridge
gap
between
mechanisms
renewable
carbon
feedstock
valorization,
inspiring
further
development
refinery
plastics.
Язык: Английский
Current Advances in the Photoconversion of Plastics: the Catalysts and Reaction Pathways
ChemSusChem,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 12, 2024
Plastic
waste
has
caused
severe
global
environmental
pollution
and
health
issues
due
to
the
high
production
rate
lack
of
proper
disposal
technology.
Traditional
methods
deal
with
plastic
waste,
such
as
incineration
landfilling,
are
deemed
unsustainable
energy-intensive.
A
promising
alternative
is
photocatalytic
conversion
using
sunlight
a
sustainable
carbon-neutral
energy
source
break
down
under
ambient
pressure
low
temperatures.
This
review
aims
provide
comprehensive
summary
recent
advancements
in
photoconversion,
an
emphasis
on
catalysts
reaction
pathways.
The
mechanisms
routes
first
reviewed,
followed
by
detailed
discussion
strategies
design
for
improved
performance
photoconversion.
Then,
examples
photothermal
degradation
processes
presented.
Finally,
current
strategies,
challenges,
possible
future
directions
photoconversion
summarized
discussed.
Язык: Английский