Journal of Tissue Engineering,
Journal Year:
2023,
Volume and Issue:
14
Published: Jan. 1, 2023
Scars
caused
by
skin
injuries
after
burns,
wounds,
abrasions
and
operations
have
serious
physical
psychological
effects
on
patients.
In
recent
years,
the
research
of
scar
free
wound
repair
has
been
greatly
expanded.
However,
understanding
complex
mechanisms
healing,
in
which
various
cells,
cytokines
mechanical
force
interact,
is
critical
to
developing
a
treatment
that
can
achieve
scarless
healing.
Therefore,
this
paper
reviews
types
mechanism
formation
healing
process,
current
progress
dual
consideration
prevention,
some
strategies
for
repair.
Chemical Society Reviews,
Journal Year:
2024,
Volume and Issue:
53(8), P. 4086 - 4153
Published: Jan. 1, 2024
This
review
critically
analyzes
degradable
biomedical
elastomers,
focusing
on
their
degradation,
synthesis,
microstructure,
and
role
in
tissue
repair.
It
guides
experts
balancing
degradation
with
repair
for
improved
applications.
Advanced Science,
Journal Year:
2024,
Volume and Issue:
11(22)
Published: April 11, 2024
Abstract
Elastomers
are
widely
used
in
daily
life;
however,
the
preparation
of
degradable
and
recyclable
elastomers
with
high
strength,
toughness,
excellent
crack
resistance
remains
a
challenging
task.
In
this
report,
polycaprolactone‐based
poly(urethane‐urea)
elastomer
is
presented
mechanical
properties
by
optimizing
arrangement
hard
segment
clusters.
It
found
that
long
alkyl
chains
chain
extenders
lead
to
small
evenly
distributed
clusters,
which
beneficial
for
improving
properties.
Together
multiple
hydrogen
bond
structure
stress‐induced
crystallization,
obtained
exhibits
strength
63.3
MPa,
an
toughness
431
MJ
m
−3
outstanding
fracture
energy
489
kJ
−2
,
while
maintaining
good
recyclability
degradability.
believed
holds
great
promise
various
application
fields
it
contributes
development
sustainable
society.
Macromolecules,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 24, 2025
Owing
to
their
extensive
application
scope,
elastomers
that
combine
high
strength
and
excellent
self-healing
efficiency
have
always
attracted
significant
attention
are
still
a
contradiction.
In
this
study,
novel
PU
elastomer
was
prepared
by
combining
rigid
poly(amic
acid)
(PAA)
chain
segments
3,3-dithiodipropionic
dihydrazide
(DPH)
containing
sextuple
hydrogen-bonding
units
disulfide
bonds.
The
exhibited
tensile
of
50.1
MPa
toughness
144.2
MJ/m3.
PAA
serve
as
framework,
significantly
enhancing
the
mechanical
elastomer.
Meanwhile,
DPH
with
bonds
enabled
exhibit
an
96.1%
after
12
h
at
80
°C.
Additionally,
strong
reversible
cross-linking
arrays
in
endows
it
strength,
ability,
recyclability,
allowing
be
recycled
hot
pressing
dissolution.
Despite
the
recent
rapid
advancements
in
room-temperature
self-healing
waterborne
polyurethanes,
imparting
fast
ability
while
concurrently
maintaining
robust
mechanical
performance
of
polyurethanes
remains
a
formidable
challenge.
Herein,
we
propose
molecular
structure
design
strategy
for
developing
visible
light-responsive,
self-healing,
and
antibacterial
polyurethane
(DMZWPU)
containing
triple
dynamic
bonds
diselenide
bonds,
multiple
hydrogen
Zn(II)–carboxylate
coordination
bonds.
This
innovative
approach
effectively
balances
tensile
stress,
fracture
toughness,
material.
Thanks
to
synergy
three
resulting
DMZWPU
film
demonstrates
stress
40.32
MPa
toughness
119.29
MJ/m3,
respectively.
Furthermore,
based
on
characteristics
dual
induction
trace
ethanol
light,
damaged
can
recover
more
than
85%
at
room
temperature
within
2
h.
These
performances
outperform
those
most
currently
reported
self-healable
polymers
(healing
efficiency
>80%).
Due
combined
action
selenium
zinc
ions,
DWZWPU
exhibits
excellent
properties
(sterilization
rate
100%
24
h).
Finally,
emulsion
is
applied
leather
finishing
processes,
results
show
that
coating
folding
resistance,
wear
function,
as
well
enhanced
water
resistance
dry
friction
resistance.
In
summary,
this
study
provides
novel
perspective
development
with
high
temperature.
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
36(16)
Published: Jan. 6, 2024
Abstract
Advances
in
modern
industrial
technology
continue
to
place
stricter
demands
on
engineering
polymeric
materials,
but
simultaneously
possessing
superior
strength
and
toughness
remains
a
daunting
challenge.
Herein,
pioneering
flexible
cage‐reinforced
supramolecular
elastomer
(CSE)
is
reported
that
exhibits
superb
robustness,
tear
resistance,
anti‐fatigue,
shape
memory
properties,
achieved
by
innovatively
introducing
organic
imide
cages
(OICs)
into
networks.
Intriguingly,
extremely
small
amounts
of
OICs
make
the
stronger,
significantly
improving
mechanical
(85.0
MPa;
≈10‐fold
increase)
(418.4
MJ
m
−3
;
≈7‐fold
increase).
Significantly,
cooperative
effect
gradient
hydrogen
bonds
experimentally
theoretically
demonstrated
as
nodes,
enabling
more
robust
In
short,
proposed
strengthening
strategy
adding
effectively
balances
inherent
conflict
between
material
toughness,
prepared
CSEs
are
anticipated
be
served
large‐scale
devices
such
TBMs
future.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
34(21)
Published: Jan. 30, 2024
Abstract
Stretchable
devices
function
at
the
biology/electrode
interface,
depending
on
excellent
conformality
between
electronic
components
and
nonplanar
surfaces.
Various
polymeric
architecture‐based
sensing
platforms
have
been
extensively
explored
for
physiological
signal
readout,
however,
poor
interfacial
adhesion
coupled
with
low
mechanical
characteristics
lead
to
easy
debonding.
Herein,
a
novel
adhesive
capable
of
rapid
gelation,
strong
adhesion,
high
toughness,
achieved
through
polymerization‐induced
phase‐separation
strategy
is
reported.
In
this
design,
cosolvent
polar
polymer
serve
as
amorphous
crystalline
domains,
respectively,
performances
readily
modulable
by
altering
formulation,
ultimately
reach
toughness
par
elastomers.
Remarkably,
undergoes
sol–gel
transition
within
several
seconds,
displaying
diverse
substrates.
Capitalizing
its
enduring
wet
tissues,
wearable
device
real‐time
sweat
monitoring
during
exercise
developed.
To
showcase
practical
application,
portable
battery‐free
system
designed
further
demonstrate
various
vertebral
postures,
aiding
regulation
activities.
This
study
not
only
pioneers
preparation
adhesives
but
also
paves
way
in
era
Internet‐of‐Things.
