Polysaccharides,
Journal Year:
2022,
Volume and Issue:
3(4), P. 671 - 691
Published: Oct. 17, 2022
Cellulose-based
materials
have
attracted
great
attention
due
to
the
demand
for
eco-friendly
and
renewable
energy
alternatives.
An
increase
in
use
of
these
is
expected
coming
years
progressive
decline
supply
petrochemicals.
Based
on
limitations
cellulose
terms
dissolution/processing,
focused
green
chemistry,
new
production
techniques
are
emerging,
such
as
dissolution
functionalization
ionic
liquids
which
known
solvents.
This
review
summarizes
recent
used
processing
cellulose,
including
pretreatment,
hydrolysis,
functionalization,
conversion
into
bio-based
platform
chemicals.
The
literatures
investigating
progress
that
ILs
made
their
transition
from
academia
commercial
application
cellulosic
biomass
also
reviewed.
Technological Forecasting and Social Change,
Journal Year:
2022,
Volume and Issue:
183, P. 121903 - 121903
Published: Aug. 4, 2022
A
growing
body
of
research
is
investigating
the
connections
between
discursive
construction
circular
economy
(CE)
and
its
influences
on
public
policies
that
promote
socio-technological
transition
towards
production
consumption
systems.
However,
surprisingly
little
attention
has
focused
how
CE
discourses
interact
with
science,
technology,
innovation
(ST&I)
actors.
To
address
this
gap,
adopts
prism
socio-technical
imaginaries
to
understand
specific
visions
circularity
in
science
innovation,
exploring
competing
mobilize
actors,
institutions,
a
greener
future.
Our
empirical
material
included
archival
documentation
from
Norwegian
government
funded
projects
CE.
analysis
identified
two
key
tension
points
within
these
imaginaries:
"International
drivers
versus
regional
local
arenas"
"Ecological
modernization
sectoral
transformation."
We
suggest
tensions
are
inherent
but
often
silenced
or
minimized
by
institutional
circularity.
findings
official
policy
programs
tend
minimize
overtly
ignore
criticisms
contestation
increasingly
raised
academic
circles.
indicate
need
for
increased
involvement
ST&I
actors
other
societal
(such
as
NGOs
private
sector)
policymaking
process
avoid
endless
growth
an
unexpected
outcome.
Polymers,
Journal Year:
2022,
Volume and Issue:
14(24), P. 5519 - 5519
Published: Dec. 16, 2022
Bio-based
polymers,
obtained
from
natural
biomass,
are
nowadays
considered
good
candidates
for
the
replacement
of
traditional
fossil-derived
plastics.
The
need
substituting
synthetic
plastics
is
mainly
driven
by
many
concerns
about
their
detrimental
effects
on
environment
and
human
health.
most
innovative
way
to
produce
bioplastics
involves
use
raw
materials
derived
wastes.
Raw
vital
importance
animal
health
due
economic
environmental
benefits.
Among
these,
wood
waste
gaining
popularity
as
an
material
biopolymer
manufacturing.
On
other
hand,
wastes
a
source
biopolymers
biocomposites
still
under
development
processing
methods
currently
being
studied
in
order
reach
high
reproducibility
thus
increase
yield
production.
This
study
therefore
aimed
cover
current
developments
classification,
manufacturing,
performances
fields
application
bio-based
especially
focusing
sources.
work
was
carried
out
using
both
descriptive
analytical
methodology:
first,
description
state
art
it
exists
at
present
reported,
then
available
information
analyzed
make
critical
evaluation
results.
A
second
employ
scraps
bio-reinforcements
composites;
therefore,
mechanical
response
addition
different
matrices
explored
this
work.
Results
showed
Young’s
modulus
up
9
GPa
wood-reinforced
PLA
6
PHA.
British Food Journal,
Journal Year:
2022,
Volume and Issue:
125(3), P. 1094 - 1129
Published: Aug. 3, 2022
Purpose
The
purpose
of
this
paper
is
to
appraise
and
evaluate
empirical
research
on
circular
economy
in
food
systems,
consolidating
the
existing
knowledge
identifying
shortcomings
emerging
body
research.
Design/methodology/approach
authors
conducted
a
systematic
literature
review
136
studies
from
electronic
databases
Scopus
Web
Science.
also
developed
thematic
analysis
summarized
results
framework.
Findings
identified
seven
critical
issues
for
transition
systems:
consumer
behavior,
multistakeholder
coordination,
business
models,
digital
technologies,
barriers,
processes
performance
measurement
systems.
Moreover,
provide
an
agenda
future
these
topics.
Originality/value
While
reviews
are
spreading
rapidly,
no
have
comprehensively
addressed
systems
business,
management,
organization
domains.
Polysaccharides,
Journal Year:
2022,
Volume and Issue:
3(4), P. 671 - 691
Published: Oct. 17, 2022
Cellulose-based
materials
have
attracted
great
attention
due
to
the
demand
for
eco-friendly
and
renewable
energy
alternatives.
An
increase
in
use
of
these
is
expected
coming
years
progressive
decline
supply
petrochemicals.
Based
on
limitations
cellulose
terms
dissolution/processing,
focused
green
chemistry,
new
production
techniques
are
emerging,
such
as
dissolution
functionalization
ionic
liquids
which
known
solvents.
This
review
summarizes
recent
used
processing
cellulose,
including
pretreatment,
hydrolysis,
functionalization,
conversion
into
bio-based
platform
chemicals.
The
literatures
investigating
progress
that
ILs
made
their
transition
from
academia
commercial
application
cellulosic
biomass
also
reviewed.
