Zeitschrift für anorganische und allgemeine Chemie,
Journal Year:
2024,
Volume and Issue:
650(11-12)
Published: May 8, 2024
Abstract
Curing
agents
for
epoxy
resin
(EP)
are
one
of
the
most
important
branches
in
polymer
materials
field
due
to
their
enormous
potential
many
fields,
but
constructing
them
a
well‐controlled
curing
temperature
remains
challenging.
Herein,
novel
agent
is
constructed
by
zirconium
metal‐organic
framework
(UiO‐66)
and
[P
4442
]
2
[IDA]
through
an
impregnation
method.
[IDA]@UiO‐66
utilized
as
functional
nanofiller
construct
[IDA]@UiO‐66/EP
nanocomposites.
The
chemical
structures
were
investigated
XRD,
SEM,
DSC,
TG
characterizations.
various
with
different
loading
amounts
used
investigate
behaviors
EP‐51.
DSC
results
confirm
that
higher
than
[IDA]/EP.
In
addition,
kinetic
parameters
activation
energy
reaction
acquired
according
fitting
Kissinger
equation
Ozawa
equation.
drying
time
system
at
40
°C
was
enhanced
17
times
compare
[IDA]/EP
system.
This
study
opens
new
avenues
rational
design
EP
nanocomposites
employing
ionic
liquids@MOFs
composite
wide
engineering
applications.
Inorganic Chemistry,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Sept. 27, 2024
The
reasonable
design
and
modulation
of
the
electronic
properties
Pd
metallene
are
acknowledged
as
a
promising
avenue
for
enhancing
oxygen
reduction
reaction
(ORR)
in
anion
exchange
membrane
fuel
cells
(AEMFCs),
yet
they
remain
formidable
challenge.
Herein,
thin-sheet
structure
Zr-doped
(PdZr
metallene)
with
abundant
defects
is
proposed
using
facile
wet-chemical
approach
efficient
highly
durable
ORR
electrocatalysis.
Multiple
microstructural
analyses
uncover
that
orchestrated
oxophilic
regulation
PdZr
via
Lewis-acidic
Zr
site
could
concurrently
optimize
configuration
Pd,
downshift
d-band
center
and,
thus,
promote
intrinsic
activity.
Benefiting
from
unique
two-dimensional
morphology
optimization
facilitated
by
coupling
effect,
resultant
demonstrates
significantly
enhanced
electrocatalytic
performance
basic
solutions,
high
half-wave
potential
(
Energy Advances,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Jan. 1, 2024
This
article
reviews
advancements
in
non-precious
metal
bifunctional
oxygen
electrocatalysts,
focusing
on
the
pros
and
cons
of
carbon
materials,
transition
compounds,
composites,
active
site
density,
design
principles.
Zeitschrift für anorganische und allgemeine Chemie,
Journal Year:
2024,
Volume and Issue:
650(11-12)
Published: May 8, 2024
Abstract
Curing
agents
for
epoxy
resin
(EP)
are
one
of
the
most
important
branches
in
polymer
materials
field
due
to
their
enormous
potential
many
fields,
but
constructing
them
a
well‐controlled
curing
temperature
remains
challenging.
Herein,
novel
agent
is
constructed
by
zirconium
metal‐organic
framework
(UiO‐66)
and
[P
4442
]
2
[IDA]
through
an
impregnation
method.
[IDA]@UiO‐66
utilized
as
functional
nanofiller
construct
[IDA]@UiO‐66/EP
nanocomposites.
The
chemical
structures
were
investigated
XRD,
SEM,
DSC,
TG
characterizations.
various
with
different
loading
amounts
used
investigate
behaviors
EP‐51.
DSC
results
confirm
that
higher
than
[IDA]/EP.
In
addition,
kinetic
parameters
activation
energy
reaction
acquired
according
fitting
Kissinger
equation
Ozawa
equation.
drying
time
system
at
40
°C
was
enhanced
17
times
compare
[IDA]/EP
system.
This
study
opens
new
avenues
rational
design
EP
nanocomposites
employing
ionic
liquids@MOFs
composite
wide
engineering
applications.
