Research Square (Research Square),
Journal Year:
2023,
Volume and Issue:
unknown
Published: Dec. 27, 2023
Abstract
Soy
protein
adhesives
have
the
advantages
of
low
price
and
renewability
but
are
limited
by
terrible
bonding
strength
poor
water
resistance,
which
restricts
practical
application.
Herein,
inspired
structure
mussels
organic-inorganic
hybrid
strengthening
mechanism,
a
novel
bio-based
soy
adhesive
(SPI-RA-CSA)
based
on
rosin
acid
derivative
calcium
sulfoaluminate
was
generated.
According
to
optimization
response
surface
methodology
(RSM),
best
proportion
SPI-RA6-CSA1
chosen.
The
dry
wet
shear
strengths
reached
1.52
1.35
MPa,
respectively,
were
70%
210%
higher
than
original
adhesive.
Meanwhile,
showed
excellent
coating
performance
even
if
it
coated
wood
veneer.
In
addition,
effectively
inhibited
formation
mold
exhibited
outstanding
antimicrobial
ability
for
Staphylococcus
aureus
(
S.
)
Escherichia
coli
E.
with
rates
87.36%
85.73%,
respectively.
What’s
more,
demonstrated
prominent
flame
retardant
properties
reducing
harm
fire
accidents.
also
possessed
characteristics
energy
consumption
environmentally
friendliness
Life
Cycle
Assessment
(LCA).
Therefore,
this
simple
strategy
provides
workable
guidance
production
multifunctional
green
ACS Sustainable Chemistry & Engineering,
Journal Year:
2024,
Volume and Issue:
12(10), P. 3966 - 3976
Published: Feb. 28, 2024
From
an
environmentally
sustainable
perspective,
soybean
meal
(SM)
adhesive
presents
ideal
alternative
to
petrochemical-based
adhesives.
Generally,
strength
and
toughness
are
mutually
exclusive
for
adhesive.
Hence,
the
creation
of
protein-based
adhesives
with
high
water-resistant
bonding,
remarkable
toughness,
multifunctionality
remains
a
notable
challenge.
This
study
reports
dual
hyperbranched
siloxane
nanocluster
cross-linking
strategy
creating
SM-based
superior
performance.
In
detail,
synthesized
epoxy
(ESN)
phenylboronic
acid
(BPA@SN)
were
introduced
into
SM
matrix
establish
targeted
network
between
groups
protein
chains
as
well
polysaccharides.
Meanwhile,
flexible
Si–O
segments
within
facilitated
energy
dissipation,
significantly
boosting
toughness.
After
modification,
SM/ESN/BPA@SN-1
demonstrated
outstanding
dry
bonding
(2.04
±
0.18
MPa),
(1.12
0.06
(18.5
4.02
kJ/m3).
Moreover,
exhibited
distinctly
improved
resistance
mold,
thermal
stability,
flame
retardancy.
Therefore,
this
new
using
functional
nanoclusters
design
strong,
tough,
multifunctional
green
wood-based
biomass
provides
ideas
achieving
development.
ACS Nano,
Journal Year:
2024,
Volume and Issue:
18(13), P. 9451 - 9469
Published: March 7, 2024
The
production
of
wood-based
panels
has
a
significant
demand
for
mechanically
strong
and
flexible
biomass
adhesives,
serving
as
alternatives
to
nonrenewable
toxic
formaldehyde-based
adhesives.
Nonetheless,
plywood
usually
exhibits
brittle
fracture
due
the
inherent
trade-off
between
rigidity
toughness,
it
is
susceptible
damage
deformation
defects
in
applications.
Herein,
inspired
by
microstructure
dragonfly
wings
cross-linking
structure
plant
cell
walls,
soybean
meal
(SM)
adhesive
with
great
strength
toughness
was
developed.
strategy
combined
multiple
assembly
system
based
on
tannic
acid
(TA)
stripping/modification
molybdenum
disulfide
(MoS2@TA)
hybrids,
phenylboronic
acid/quaternary
ammonium
doubly
functionalized
chitosan
(QCP),
SM.
Motivated
wings,
MoS2@TA
tightly
bonded
SM
framework
through
Schiff
base
hydrogen
bonding
dissipate
stress
energy
crack
deflection,
bridging,
immobilization.
QCP
imitated
borate
chemistry
walls
optimize
interfacial
interactions
within
ester
bonds,
boron–nitrogen
coordination
electrostatic
sacrificial
bonding.
shear
SM/QCP/MoS2@TA
were
1.58
MPa
0.87
J,
respectively,
which
409.7%
866.7%
higher
than
those
pure
adhesive.
In
addition,
gave
good
mildew
resistance,
durability,
weatherability,
fire
resistance.
This
bioinspired
design
offers
viable
sustainable
approach
creating
multifunctional
tough
biobased
materials.
ACS Sustainable Chemistry & Engineering,
Journal Year:
2024,
Volume and Issue:
12(35), P. 13316 - 13325
Published: Aug. 20, 2024
Biomass
materials,
such
as
plywood,
fiberboard,
and
particleboard,
have
extensive
applications
in
construction
formwork,
furniture,
decoration.
However,
the
majority
of
biomass
materials
are
joined
using
adhesives
urea-formaldehyde
phenol-formaldehyde
resins.
Adhesive-free
bonding
is
a
sustainable
method
for
fabricating
biobased
which
allows
efficient
use
bioresources.
limited
adhesion
strength
water
resistance
hinder
an
adhesive-free
creating
high-performance
composites.
Here,
we
present
straightforward
effective
making
The
strategy
includes
selectively
oxidizing
situ,
followed
by
through
one-step
molding.
During
this
process,
cross-linking
networks
formed
within
interface
covalent
hydrogen
bonds.
composites
possess
exceptional
resistance.
Furthermore,
proposed
exhibits
versatility
terms
raw
irrespective
variety
or
specific
surface
area
(such
low
wood
veneer
high
bamboo
fiber
bagasse
particles).
Moreover,
excellent
formability,
allowing
creation
intricate
pattern
textures
on
during
shape-forming.
This
shows
promise
converting
resources
into
high-value-added
products.
