Use of scrap particleboard to produce recycled particleboard
BioResources,
Год журнала:
2024,
Номер
19(2), С. 3837 - 3844
Опубликована: Апрель 29, 2024
Recycling
is
presently
the
most
environmentally
friendly
approach
that
deals
with
wood
waste.
Each
year
a
huge
amount
of
particleboard
completes
its
service
life
and
needs
to
be
disposed
or
recycled.
Scrap
has
potential
reused
as
raw
material
for
production.
A
crucial
step
producing
particleboards
using
scrap
break
down
urea-formaldehyde
(UF)
resins
in
obtain
separated
particles.
In
this
study,
liquid
hot
water
(LHW)
pretreatment
was
employed
decompose
UF
detach
recover
particles
from
particleboards.
The
recovered
fresh
industrial
different
proportions
were
used
particleboard.
physical
mechanical
properties
recycled
evaluated.
modulus
rupture
(MOR),
elasticity
(MOE),
internal
bond
(IB)
lower
than
those
made
However,
2
h
thickness
swelling
(TS)
better
particleboards,
indicating
more
dimensionally
stable.
containing
up
40%
met
minimum
Chinese
National
Standard
requirements
general-purpose
Conclusively,
could
utilized
Язык: Английский
Supporting Circular Economy Principles by Recycling Window Frames into Particleboards
Опубликована: Июль 24, 2024
The
aim
of
the
study
was
to
identify
limiting
factors
for
reusing
wood
through
recycling
window
frames
by
conducting
research
under
fully
controlled
conditions.
involved
manufacturing
new
frames,
seasoning
them,
and
then
shredding
them
into
particles
prepare
a
three-layer
particleboard.
proportion
in
0,
5,
10,
25,
50,
100
parts
weight
manufactured
Mechanical
property
tests
were
conducted:
modulus
elasticity
(MOE)
rupture
(MOR),
internal
bond
(IB),
screw
withdrawal
resistance
(SWR),
physical
properties:
density
profile
(DP),
thickness
swelling
(TS)
after
water
immersion,
absorption
(WA),
as
well
formaldehyde
emission
total
volatile
organic
compounds
(TVOC)
tests.
conducted
indicates
significant
potential
utilising
from
this
sector
industry,
particularly
considering
variants
with
higher
recycled
wood.
MOR
MOE
results
are
most
promising
above
50
Based
on
obtained,
it
is
clear
that
production
process
should
be
improved
or
raw
material
modified
enhance
bonding
particleboard,
these
weakest.
Thus,
joinery
has
reincarnated
which
continues
widely
used
their
production.
Язык: Английский
Supporting Circular Economy Principles by Recycling Window Frames into Particleboard
Materials,
Год журнала:
2024,
Номер
17(16), С. 4132 - 4132
Опубликована: Авг. 21, 2024
The
aim
of
the
study
was
to
identify
limiting
factors
for
reusing
wood
through
recycling
window
frames
by
conducting
research
under
fully
controlled
conditions.
involved
manufacturing
new
frames,
seasoning
them,
and
then
shredding
them
into
particles
prepare
a
three-layer
particleboard.
proportion
in
0,
5,
10,
25,
50,
100
parts
weight
manufactured
Mechanical
property
tests
were
conducted:
modulus
elasticity
(MOE)
rupture
(MOR),
internal
bond
(IB),
screw
withdrawal
resistance
(SWR),
physical
properties:
density
profile
(DP),
thickness
swelling
(TS)
after
water
immersion,
absorption
(WA),
as
well
formaldehyde
emission
total
volatile
organic
compound
(TVOCs)
tests.
indicates
significant
potential
utilizing
from
this
sector
industry,
particularly
considering
variants
with
higher
recycled
wood.
MOR
MOE
results
are
most
promising
above
50
Based
on
obtained,
it
is
clear
that
production
process
should
be
improved
or
raw
material
modified
enhance
bonding
particleboard,
these
weakest.
Thus,
joinery
has
reincarnated
which
continues
widely
used
their
production.
Язык: Английский