A
few
of
the
reasons
behind
introduction
concept
biomaterials,
such
as
biopolymers
to
address
problems
like
plastic
pollution,
include
a
lower
reliance
on
fossil
resources,
reduced
carbon
emissions,
focus
non-renewable
resource
allocation,
and,
most
importantly,
promoting
circular
economy.
The
high
production
cost
is
hindrance
in
scaling
up
and
market
for
biobased
biodegradable
plastics,
but
microbial
monomers
or
polymers
using
easily
available
inexpensive
substrates,
waste
streams,
can
be
seen
potential
strategy
overcome
this
challenge.
These
polymers,
with
properties
similar
conventional
applied
alternatives
different
sectors.
According
Intergovernmental
Panel
Climate
Change
(IPCC),
climate
change
now
requires
immediate
mitigation.
Looking
at
need,
construction
industry
has
started
materials
reducing
CO2
emissions.
Similarly,
improved
barrier,
mechanical,
antimicrobial,
antioxidant
properties;
biocompatibility;
biodegradability
biomaterials
PLA,
PHA,
etc.,
make
them
suitable
various
other
present
paper
will
highlighting
multi-functionality
that
further
open
many
opportunities
significant
innovation.
Fermentation,
Год журнала:
2023,
Номер
9(7), С. 602 - 602
Опубликована: Июнь 27, 2023
As
a
response
to
the
environmental
and
societal
issues
that
emanate
from
high
reliance
on
fossil
fuels,
world
is
now
transitioning
toward
circular
bioeconomy.
Acidogenic
biohydrogen
production
envisaged
as
clean
fuel
of
future
due
its
non-polluting
features
affordability.
The
major
encumbrance
for
industrialization
this
process
accumulation
metabolic
inhibitors
(volatile
fatty
acids
(VFAs)),
which
lower
H2
yields.
This
review
discusses
novel
methods
can
be
adopted
valorize
acidogenic
VFAs
via
“cascade
microbial
biorefinery-based”
approach
enables
economically
feasible
it
leads
concomitant
diverse
high-value-added
products.
work
also
elucidates
key
setpoint
parameters
governing
recovery
during
process.
It
further
explores
recent
advances
in
use
biorefineries.
Finally,
paper
provides
some
recommendations
might
help
develop
biorefineries
future.
Studies
focusing
tailored
towards
valorization/beneficiation
are
very
scarce
literature.
aims
provide
new
insights
into
biorefinery-based
processes
involving
substrates.
Polymers,
Год журнала:
2025,
Номер
17(6), С. 735 - 735
Опубликована: Март 11, 2025
The
environmental
concerns
associated
with
synthetic
polymers
have
intensified
the
search
for
sustainable
and
biodegradable
alternatives,
particularly
food
packaging
applications.
Natural
biopolymers
offer
promising
solutions
due
to
their
biodegradability,
reduced
impact,
reliance
on
renewable
resources.
Among
these,
agri-food
waste
by-products
gained
significant
attention
as
valuable
feedstocks
polymer
production,
supporting
a
circular
economy
approach.
This
review
critically
examines
current
status
of
derived
from
plant,
animal,
microbial
sources,
focusing
physical
chemical
properties
application
in
packaging.
findings
underscore
that
plant-
animal-based
are
heavily
influenced
by
source
material
extraction
techniques,
successful
examples
films,
coatings,
composite
materials.
However,
critical
gap
remains
characterization
biopolymers,
research
this
area
predominantly
focuses
optimizing
production
processes
rather
than
evaluating
properties.
Despite
limitation,
demonstrated
considerable
potential
films
fillers.
By
addressing
these
gaps
key
factors
influence
success
biopolymer-based
packaging,
we
contribute
ongoing
efforts
develop
reduce
impact
plastic
waste.
Environmental Technology,
Год журнала:
2024,
Номер
unknown, С. 1 - 12
Опубликована: Март 7, 2024
Polyhydroxyalkanoates
(PHAs)
are
biodegradable
plastics
with
great
performance
and
development
prospects.
However,
their
traditional
anaerobic/aerobic
enrichment
process
requires
a
high
concentration
of
dissolved
oxygen
(DO),
resulting
in
energy
consumption.
In
this
study,
an
anaerobic/oxygen-limited
secondary
feeding
mode
was
used
to
enhance
the
synthesis
PHAs
while
reducing
The
PHAs-synthesizing
bacteria
lasted
up
100
days,
experiment
conducted
investigate
change
synthesizing
ability
system
by
detecting
content
community
distribution
activated
sludge
under
different
stages.
Under
these
conditions,
enriched
two
major
genera
bacteria,
Thauera
(30.21%)
Thiothrix
(21.30%).
increased
from
4.51%
30.87%
able
achieve
concomitant
increase
poly(3-hydroxyvalerate)
(PHV)
monomer
content.
After
nitrogen
limitation
(C/N
=
150)
treatment,
reached
63.05%.
results
showed
that
could
enrich
more
significantly
amount
PHAs,
which
revealed
potential
solid
waste
value-added
reduce
production
cost
provide
theoretical
basis
for
sludge.
