Influence of radial distance from plasma stealth center on nano-mechanical and hydrophobic characteristics of diamond-like carbon/cu composite films synthesized via PECVD
Diamond and Related Materials,
Journal Year:
2025,
Volume and Issue:
unknown, P. 112003 - 112003
Published: Jan. 1, 2025
Language: Английский
Aliphatic–Aromatic Copolyesters with Waste-Sourceable Multiple Chain-Length Building Blocks
ACS Sustainable Chemistry & Engineering,
Journal Year:
2025,
Volume and Issue:
13(8), P. 3280 - 3288
Published: Feb. 19, 2025
Sourcing
commodity
polymers
from
sustainable
alternative
feedstocks,
such
as
those
derived
plastic
waste
or
biobased
resources,
is
a
promising
approach
to
alleviate
the
reliance
on
finite
fossil
fuel
stocks
for
production
of
virgin
plastics.
Linear
aliphatic
dicarboxylic
acids
multiple
chain
lengths
can
be
obtained
polyethylene
(PE)
waste,
and
their
use
in
synthesis
polyesters
has
recently
been
demonstrated.
To
improve
materials'
properties
chain-length
dicarboxylates,
we
herein
combined
this
feedstock
with
terephthalate
an
aromatic
monomer
unit
yield
aliphatic-aromatic
copolyesters.
We
established
structure-property
relationships
copolyesters
dicarboxylates
(C4-C20)
model
catalytic
oxidation
products
PE
1,18-octadecanedioate
reference
materials
single,
long
length
dicarboxylates.
Thermal
solid-state
structures
were
dominated
by
ratio
units
rather
than
identity
dicarboxylate
diol
components.
demonstrated
upscaling
copolyester
synthesis,
well
processability
mechanical
copolyester,
which
showed
comparable
commercial
polybutylene
adipate-co-terephthalate.
Finally,
via
transesterification
thus
postmodification
premade
polyesters,
including
postconsumer
terephthalate,
sources.
Language: Английский
Heterogeneous catalysis strategies for polyolefin plastic upcycling: co-reactant-assisted and direct transformation under mild conditions
Haokun Wang,
No information about this author
Sijie Huang,
No information about this author
Shik Chi Edman Tsang
No information about this author
et al.
Chemical Communications,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 18, 2024
Overview
of
polyolefin
(PO)
plastic
upcycling
under
mild
conditions,
utilizing
diverse
co-reactants
to
produce
distinct
product
distributions.
Language: Английский