ACS Sustainable Chemistry & Engineering,
Journal Year:
2022,
Volume and Issue:
10(23), P. 7426 - 7446
Published: May 31, 2022
Epoxidized
vegetable
oils
obtained
from
either
edible
or
nonedible
oil
have
drawn
extensive
attention
ascribing
to
the
inherent
nature
of
good
biodegradability,
renewableness,
nontoxicity,
and
environmental
friendliness.
It
has
a
broad
application
in
chemical
industry,
e.g.,
biolubricants,
polyurethane,
cross-linked
polymers,
coatings,
biodiesel.
Currently,
it
is
produced
industrially
by
homogeneous
epoxidation
process
using
situ
formed
peracarboxylic
acid.
However,
this
method
gives
poor
selectivity
toward
epoxides
causes
severe
corrosion
reactors.
Efficient
recyclable
heterogeneous
metal-based
materials
become
promising
alternatives
for
due
activity
absence
any
corrosive
acids.
Hence,
development
highly
active,
selective,
stable
catalysts
their
derivatives
becoming
major
task
both
academic
industrial
communities.
In
work,
we
reviewed
summarized
most
recent
progress
aspects
preparation,
morphology,
reusability,
structure–function
relationship,
reaction
mechanism
past
five
years.
The
effects
solvent,
oxidant,
type
reactor,
operating
conditions
as
well
kinetics
will
also
be
discussed
provide
guidance
future
study
epoxidation.
Catalysts,
Journal Year:
2021,
Volume and Issue:
11(7), P. 765 - 765
Published: June 24, 2021
The
epoxidized
group,
also
known
as
the
oxirane
can
be
considered
one
of
most
crucial
rings
in
chemistry.
Due
to
high
ring
strain
and
polarization
C–O
bond
this
three-membered
ring,
several
reactions
carried
out.
One
see
such
a
functional
group
intermediate
fuels,
polymers,
materials,
fine
chemistry,
etc.
Literature
covering
topic
epoxidation,
including
catalytic
aspect,
is
vast.
No
review
articles
have
been
written
on
synthesis
short
size,
macro-molecules
best
our
knowledge.
To
fill
gap,
manuscript
reviews
main
findings
for
production
ethylene
propylene
oxides,
epichlorohydrin
vegetable
oil.
We
selected
these
three
molecules
because
they
are
studied
produced.
following
systems
will
considered:
homogeneous,
heterogeneous
enzymatic
catalysis.
Journal of the American Oil Chemists Society,
Journal Year:
2022,
Volume and Issue:
99(10), P. 801 - 842
Published: July 14, 2022
Abstract
Fatty
epoxides
are
produced
from
the
corresponding
alkenes
by
oxidation
in
presence
of
peracids
or
other
oxidants.
The
classic
method
is
Prilezhaev
epoxidation
which
generated
situ
formic
acetic
acids
with
hydrogen
peroxide.
Epoxidized
vegetable
oils
and
esters
used
directly
as
biobased
plasticizers
stabilizers
for
poly(vinyl
chloride)
important
platform
chemicals
oleochemical
industry.
Nucleophilic
attack
at
oxirane
moiety
affords
a
variety
ring
opened
monomeric
polymeric
products,
many
cases
undergo
further
synthetic
modification
to
yield
finished
products.
most
common
nucleophiles
include
water,
alcohols,
carboxylic
acids,
acid
anhydrides,
amines,
although
numerous
others
can
also
lead
valuable
functionalized
fatty
derivatives.
This
review
summarizes
chemistry
epoxide
opening
reactions
well
applications
resultant
Literature
last
20
years
will
be
emphasized,
older
publications
particular
significance
included.
Important
lubricants
polyols
subsequent
production
polyurethanes.
In
addition,
ring‐opening
hitherto
unreported
on
oxiranes
suggested
facilitate
advancements
utility
epoxides.
Finally,
interest
their
consequent
products
continue
grow
due
simplicity,
efficiency,
versatility
formation
continued
societal
transition
away
petroleum
sustainable,
circular,
low‐carbon,
economy.
Macromolecular Chemistry and Physics,
Journal Year:
2022,
Volume and Issue:
223(13)
Published: Feb. 2, 2022
Abstract
Improving
the
sustainability
of
polymer
networks
is
a
crucial
challenge
in
science
due
to
their
important
role
industry.
Their
traditional
syntheses
conflict
with
several
principles
green
chemistry
as
employed
monomers
are
petroleum‐based,
production
involves
use
toxic
reagents,
and
permanently
cross‐linked
structures
impede
chemical
recycling
reshaping.
The
development
vitrimers
represents
unique
solution
address
issue
network
end‐of‐life
by
enabling
reprocessability
while
maintaining
good
thermomechanical
properties
solvent
resistance.
Although
over
last
decades
biomass
has
proved
be
an
excellent
feedstock
for
polymers,
field
biobased
still
its
infancy.
In
this
review,
comprehensive
overview
synthesized
from
presented.
emphasis
set
on
compatibility
structure
nature
dynamic
covalent
chemistry,
well
synthetic
approaches.
Implementing
renewable
feedstocks
recyclability
paves
way
next
generation
sustainable
materials.
Journal of Applied Polymer Science,
Journal Year:
2024,
Volume and Issue:
141(29)
Published: June 6, 2024
Abstract
As
global
industries
move
toward
sustainability,
the
search
for
alternatives
to
current
petroleum‐based
polymer
products
is
becoming
necessary.
Bio‐based
epoxy
resins
have
emerged
as
a
sustainable
alternative
resins.
Commonly,
furan
derivatives,
carbohydrates,
cardanol,
and
lignin
are
commercially
utilized
with
bio‐based
curing
agents
form
crosslinked
structures.
In
recent
years,
epoxidized
vegetable
oils
gathered
significant
attention
materials
resin.
Vegetable
an
abundance
of
unsaturation
sites,
leading
epoxy‐functionalized
molecules.
This
review
provides
various
materials,
synthesis
methods,
properties,
applications
oil‐based
Resources Conservation and Recycling,
Journal Year:
2024,
Volume and Issue:
204, P. 107493 - 107493
Published: Feb. 14, 2024
Due
to
its
abundance,
used
cooking
oil
(UCO)
can
be
as
a
bio-rejuvenator
for
bitumen
in
roads
that
contain
high
contents
of
recycled
asphalt
pavement
material
reduce
costs
and
environmental
impacts.
In
this
study,
the
potential
UCO
novel
epoxidized
(EPCO)
was
assessed
rejuvenate
aged
provide
long-term
rejuvenation
efficiency
compared
plant-based
commercial
rejuvenators
(Rej.
A
Rej.
B).
The
immediate
cracking
resistance
EPCO
found
comparable
B
whereas
superior
UCO.
epoxide
groups
present
helped
disperse
asphaltene
clusters
by
creating
bridges
between
molecules
prevent
their
agglomeration,
which
slowed
down
ageing.
chemical
modification
enhanced
performance,
hence
making
promising
low-cost
bio-alternative
rejuvenation.
